Birding Hotspots Near Ashburn, Virginia, United States

These are the active birding hotspots in the last 30 days. Below, you can adjust the active range of dates or finding birding areas near other cities around the world.

**HUNTLEY MEADOWS PARK
16th Street South (Swift Roost)
4-H Forest, Chevy Chase (access via driveway at 4004 Thornapple St.)
Accotink Bay Wildlife Refuge
African American Heritage Memorial Park
Agricultural History Farm Park
Air Force Memorial
Airlie Conference Center (Restricted Access)
Algonkian Regional Park
Algonkian Regional Park--Potomac Heritage Trail
Algonkian Regional Park--Sanctuary Trail
Algonkian Regional Park--Waterpark Area
All Veterans Park
Altona Marsh (restricted access)
American Bird Conservancy Office
American Legion Bridge
Anacostia Park
Anacostia River Trail (PG Co.)
Annandale Community Park
Antietam National Battlefield--Burnside Bridge
Antietam National Battlefield--Final Attack Trail
Antietam National Battlefield--Snavely Ford Trail
Antietam National Battlefield--Union Advance Trail
Appalachian Trail--Blackburn Trail Center
Appalachian Trail--Keys Gap area
Appalachian Trail--Raven Rocks
Appalachian Trail--Snickers Gap to Bears Den
Arlington National Cemetery
Armistead Park
Arrowbrook Park
Ashburn Lake
Ashby Pond Conservancy Site
Aspen Hill
Auburn Middle School Wetland
Audrey Carroll Audubon Sanctuary
Audubon Naturalist Society - Woodend Sanctuary
Avenel Local Park
BCC-IWLA (private)
BRCES--Arnold Lane
BRCES--Powerline Cut
BRCES--Sawmill and Butterfly Alley
BRCES--Visitor Center
Baker Park, Frederick
Ball's Bluff Battlefield Regional Park
Ballenger Creek Park
Ballenger Creek Trail--New Design Rd. - Ballenger Creek Pk.
Ballston Beaver Pond
Banshee Reeks Nature Preserve
Barcroft Park
Barnard Hill Park
Baron Cameron Park
Battery Kemble Park
Bazil Newman Riverfront Park (formerly Elizabeth Mills)
Beagle Institute Farm
Bears Den Trail Center
Beaverdam Creek Reservoir
Beaverdam Creek Reservoir--Mt. Hope Church Access
Belle Haven Park--Marina
Belle Haven Park--North Parking Area
Belle Haven Park--Picnic Area
Belle's Bird Sanctuary Park
Belmont Bay Marina
Belvoir Pond
Ben Brenman Park
Benjamin Banneker Park
Bennett Creek Conservation Park
Bentley Park stormwater ponds
Berrys Boat Ramp
Bethesda Church Rd. Pond
Bethesda Trolley Trail--Battery La.-Woodmont Ave.
Beverley Park (aka "The Pit")
Black Hill Hiker/Biker Trail
Black Hill RP--Boat Ramp area
Black Hill RP--Crystal Rock Trail
Black Hill RP--Little Seneca Lake, Rte.121
Black Hill RP--Ten Mile Creek area, trails and lake
Black Hill Regional Park
Bladensburg Waterfront Park
Blandy Experimental Farm/State Arboretum of Virginia
Blandy Farm--Pavilion
Bles Park
Blockhouse Point Conservation Park
Blooms Park
Blue Mash Nature Trail
Blue Ridge Center for Environmental Stewardship
Blue Valley Winery
Bluemont Park
Bohrer Park
Bon Air Park
Breewood Park
Bren Mar Park
Brentsville Park
Briggs Road
Bright Pond
Bristoe Station Battlefield
Bristow Road Sod Farm
Broad Run Stream Valley Park
Broadlands Wetlands Nature Preserve
Brookside Gardens
Brookside Nature Center
Brunswick Riverside Park
Buck Lodge Park
Bucklodge Conservation Park
Bull Run Marina Regional Park
Bull Run Mountains State Natural Area Preserve
Bull Run Regional Park
Burke Lake Park
Burr Industrial Park Ponds
Bushy Park Historic Site
C&O Canal--Antietam Creek
C&O Canal--Blockhouse Point
C&O Canal--Brickyard Rd. - Marsden Tract
C&O Canal--Brunswick
C&O Canal--Cedar Island stretch
C&O Canal--Chain Bridge
C&O Canal--Dam#3 and Lock 34
C&O Canal--Edwards Ferry
C&O Canal--Fletcher's Cove (Fletcher's Boathouse)
C&O Canal--Great Falls
C&O Canal--Harpers Ferry
C&O Canal--Lander
C&O Canal--Little Falls
C&O Canal--Lock 6 - DC line
C&O Canal--Lock 7
C&O Canal--Locks 1-4
C&O Canal--Locks 10-12
C&O Canal--Locks 8-9
C&O Canal--Mountain Lock (Lock 37)
C&O Canal--Mouth of the Monocacy (Fred. Co.)
C&O Canal--Mouth of the Monocacy (Mont. Co.)
C&O Canal--Nolands Ferry
C&O Canal--Old Angler's Inn - Billy Goat Trail Section B - Widewater
C&O Canal--Old Anglers Inn - Bear Island - Widewater
C&O Canal--Pennyfield Lock
C&O Canal--Point of Rocks
C&O Canal--Potomac Boat Club
C&O Canal--Riley's Lock
C&O Canal--Swains Lock
C&O Canal--Sycamore Landing
C&O Canal--Violette's Lock
C&O Canal--White's Ferry
Cabin John RP--Locust Grove Nature Center
Cabin John RP--McDonnell Campground
Cabin John RP--Power-line Cut
Cabin John Regional Park
Cameron Pond (Reston)
Cannon Branch Fort
Cap Stine Road
Carderock Recreation Area
Catoctin Creek Park
Cavalier Trail Park
Cavanaugh Dr. - future school site
Central Fauquier Sports Complex
Chapman DeMary Trail
Cherry Hill Park
Cherry Hill Park (PG Co.)
Chestnut Hills Park
Chinquapin Park Recreation Center & Aquatics Facility
Clark's Crossing Park
Claude Moore Park
Clemyjontri Park/Langley Fork Park
Cleveland Park
Clifton Institute (restricted access)
Clifton Institute--Adams Pasture (restricted access)
Cmdre. Joshua Barney Dr. marsh
College Park--Cherry Hill Rd. Community Park
Colston Rd. Pond
Columbia Gardens Cemetery
Columbia Local Park, Burtonsville
Colvin Lane Pond
Colvin Run Mill Park
Congressional Cemetery
Constitution Gardens and Reflecting Pool
Conway-Robinson State Forest
Cool Spring Preserve
Crabbs Branch Pond
Crispus Attucks Park
Crosspointe Drive Pond
Croydon Creek Nature Center, Rockville
Crystal City Workout Park
Cub Run Stream Valley Park (North)
Cub Run Stream Valley Park (South)
Custis Trail
Daingerfield Island
Dalecarlia Reservoir - DC portion
Damascus Recreational Park
Daniels Run Park
David C. Driskell (formerly Magruder) Park
Dickerson Conservation Park
Difficult Run Stream Valley Park (Oakton)
Discovery Boulevard Pond
District Wharf - Gangplank Marina
Dora Kelley Nature Park
Dry Seneca Creek Park
Dulles Airport--Parking Garage Roof
Dulles Airport--Pond
Dulles Greenway Wetlands Mitigation Project
Dulles International Airport (general area)
Dumbarton Oaks Park
Dyke Marsh Wildlife Preserve
Eakin Community Park
East Potomac Park--Hains Pt.
Ed Sears Road
Edgar Tillett Memorial Park
Effingham Manor Winery Ponds
Ellanor C. Lawrence Park
Evans Parkway Park
Fairfax County Landfill
Fairfax Hills Park
Fairland Recreational Park
Fairland Regional Park (PG Co.)
Fairview Park Impoundments
Fallsgrove Stream Valley Park
Fauquier Education Farm
Folly Lick Stream Valley Park
Forest Glen Neighborhood Park
Fort Bayard Park
Fort Bennet Park
Fort Bunker Hill Park
Fort C.F. Smith Park
Fort Dupont Park
Fort Lincoln Cemetery
Fort Marcy Park
Fort Reno
Fort Slocum Park
Fort Totten Park
Fort Ward Park
Founders Park
Fountain Rock Park and Nature Center
Fountainhead Regional Park
Four Mile Run Observation Deck
Four Mile Run Park
Four Mile Run Wetlands Trail
Foxstone Park
Franconia Forest Park
Franklin Farm Pond
Franklin Park
Fraser Preserve (The Nature Conservancy)
Fred Archibald Audubon Sanctuary
Fred Crabtree Park
Frying Pan Farm Park
G.R. Thompson WMA
G.R. Thompson WMA--Appalachian Parking Area
G.R. Thompson WMA--Thompson Lake Area
G.R. Thompson WMA--Trillium Trail
G.R. Thompson WMA--Upper Ted Lake Trail
Gambrill SP--High Knob
Gambrill SP--picnic area & campground
Gambrill State Park
Gambrill State Park--South Frederick Overlook
Gap Run Road Pond
Garfield Park
Gathland State Park
George Hellwig Memorial Park
George Mason University--Mason Pond
George Mason University--Recreation & Athletic Center Woods
George Washington Memorial Parkway--Second Overlook
George Washington's Gristmill and Distillery
Georgetown Reservoir
Georgetown Waterfront Park
Gilbert's Corner Regional Park
Glade Valley Stream
Glen Echo Park
Glencarlyn Park
Glencarlyn Park--Sparrow Pond
Glenstone Museum (restricted access)
Glover Park
Glover Park Community Garden
Glover-Archbold Park--North end
Gravelly Point (DC waters)
Gravelly Point Boat Ramp
Gravelly Point Park
Great Falls Library Park
Great Falls Park
Great Seneca Park
Great Seneca Stream Valley Park
Great Seneca Stream Valley Park--Greenway Trail
Green Hills Farm Wetland
Green Spring Garden Park
Green Spring Gardens
Greendale Golf Course
Greenfield Road
Greenway Trail, Germantown
Grosvenor Ponds (restricted access)
Gude Trail--E. Gude Dr. - Lake Needwood
Guilford Woods
Gulf Branch Natural Area
Gunners Lake
Hannover Drive Retention Pond
Harpers Ferry NHP
Harpers Ferry NHP--Bolivar Heights Battlefield
Harpers Ferry NHP--Maryland Heights
Harpers Ferry NHP--Murphy Farm
Harpers Ferry NHP--Nash Farm
Harpers Ferry NHP--Schoolhouse Ridge North
Harpers Ferry NHP--Schoolhouse Ridge South
Harpers Ferry NP--Rapids
Harrison Road
Haverford Square Fields
Hemlock Overlook Regional Park
Heritage Resource Park
Herndon Centennial Golf Course
Herron Pond
Heurich Park
Hibler Road field
Hidden Pond Park
Hill Center at the Old Naval Hospital
Hilltop House Overlook
Historic Blenheim
Holmes Run Stream Valley Park
Holmes Run Stream Valley Park
Homestead Farm (restricted access - bird from roadside)
Horsepen Run Trail
Howard E. Herman Park
Howard University campus
Hoyles Mill Conservation Park
Hughes Hollow - McKee Beshers WMA
Hughes Rd. polo fields
Hughes Road--Hunt View Farm (private)
Hunting Creek Bridge
Huntley Meadows Park--Cedar Trail Loop
Huntley Meadows Park--Hike and Bike Trail
Huntley Meadows Park--Observation Tower
Huntley Meadows Park--Visitor Center Feeder Area
Huntsman Lake
I-70 at East St. storm pond, Frederick
ICC Bikepath--Rt.97 to Layhill Rd.
Ida Lee Park
Inova Fairfax Hospital Pond
Isaac Crossman Park at Four Mile Run
Izaak Walton Way (bird from road only)
JK Black Oak Wildlife Sanctuary (private)
Jackson Miles Abbott Wetlands Refuge
James Madison High School
Janelia Farm--Riverside
Jefferson Manor Park
Jennings Chapel Woods
John Rissler Rd.
Jones Farm Park - Laytonsville Pond
Jones Point Park
Jones Point Park (DC waters)
Kalorama Park
Ken-Gar Palisades Park
Kenilworth Park and Aquatic Gardens
Kent Gardens Park
Kentlands Lakes (Darnestown Rd. ponds)
Kershner's Pond
Killawog Lake
Kinchloe Road
Kincora Heron Trail
Kincora Wetlands
King Farm Blvd. retention ponds
Kingman Island South - Kingman Lake/Heritage Island
Kingstowne Lake
Kingstowne Park
Klingle Valley Trail
LBJ Memorial Grove - Columbia Island Marina
LM Stevens Park
Lacey Woods Park
Lady Bird Johnson Park/Columbia Island
Lafayette Park
Lake Accotink Park
Lake Anne (Reston)
Lake Artemesia
Lake Ashby
Lake Audubon
Lake Braddock
Lake Brittle
Lake Churchill, Germantown
Lake Cook
Lake Fairfax Park
Lake Frank
Lake Hallowell
Lake Linganore
Lake Manassas
Lake Mercer
Lake Merle
Lake Needwood
Lake Needwood - north end
Lake Newport
Lake Ridge Park
Lake Thoreau
Lake Whetstone
Lakeforest Mall stormwater ponds, Gaithersburg
Lane's Mill Park
Laurel Hill Equestrian Center
Laurel Hill Park
Layhill Park
Leopold's Preserve
Lily Pons Rd.
Lilypons Water Gardens
Lincoln Park
Linden Fire Tower
Linnean Park
Little Bennett RP--Browning Run area
Little Bennett RP--Froggy Hollow Trail
Little Bennett RP--Kingsley Trail
Little Bennett RP--Western Piedmont Trail
Little Bennett RP--Wilson Mill Trail
Little Bennett Regional Park
Little Difficult Run Stream Valley Park (Folkstone)
Little Falls Branch Stream Valley Park
Little Falls Parkway - Norwood Park
Little Paint Branch Trail
Lois Y. Green Conservation Park
Long Branch Nature Center & Park
Long Branch Trail--Carroll Ave.- Piney Branch Rd.
Long Branch Valley Stream Trail
Long Bridge Park
Loudoun County Wetlands and Stream Bank Phase III
Loudoun Water Authority
Lower Four Mile Run
Lubber Run Park
Lucketts Area
Luria Park
MLK Rec. Park
Madison Manor Park
Magruder Branch Trail--Sweepstakes Rd. trailhead
Magruder Branch Trail--Watkins Rd. to Log House Rd.
Manassas Airport
Manassas National Battlefied Park--Van Pelt
Manassas National Battlefield Park
Manassas National Battlefield Park--Brawner Farm
Manassas National Battlefield Park--Brownsville Tract
Manassas National Battlefield Park--Chinn Ridge Area
Manassas National Battlefield Park--Deep Cut Trail
Manassas National Battlefield Park--Maintenance Area
Manassas National Battlefield Park--Matthews Hill/Stone House
Manassas National Battlefield Park--NW Quadrant
Manassas National Battlefield Park--New York Monument
Manassas National Battlefield Park--Portici Area
Manassas National Battlefield Park--Sparrow Alley
Manassas National Battlefield Park--Stuart Hill Visitor Center
Manassas National Battlefield Park--Sudley Church Area
Manor Circle Chimney, Takoma Park
Mantua Park
Marie Butler Leven Preserve and Arboretum
Marymount University
Mason District Park
Matthew Henson Trail--Ga. Ave. - Conn. Ave.
Matthew Henson Trail--Layhill Rd.- Georgia Ave.
Mattie JT Stepanek Park
Mayne's Tree Farm (private)
McCrillis Gardens - Woods Academy
McLean Central Park
McMillan Reservoir
McRaes Road Pond Area
Meadowbrook Farm Ponds
Meadowbrook Park (Montgomery Co.)
Meadowlark Botanical Garden--Perimeter Trail
Meadowlark Botanical Gardens
Meadowood Recreation Area
Meadowood Recreation Area
Meadowood Recreation Area--Mustang Trailhead
Meadowside Nature Center
Meridian Hill Park
Merrimac Farm WMA
Middle Run Stream Valley Park
Middlesex Drive Pond
Middletown Park
Mitchell Park
Monocacy National Battlefield--Ford Loop Trail
Monocacy National Battlefield--Gambrill Mill Trail
Monocacy Natural Resources Management Area
Monocacy River Path
Monticello Park
Montrose Park
Mooreview Parkway Impoundments
Morven Park
Mount Vernon Unitarian Church
Moyer Rd. Local Park
Mt. Briar Wetlands Preserve
Muddy Branch Greenway Trail--Pennyfield - River Rd.
Muddy Branch Greenway Trail--Pennyfield entrance
Muddy Branch Greenway Trail--River Rd. - Esworthy Rd.
Muddy Branch Park
NIH Animal Center (private)
NIH campus (restricted access; photo i.d. needed)
National Arboretum
National Arboretum--Asian Collection
National Arboretum--Azalea Collection and Mt. Hamilton
National Arboretum--Fern Valley
National Arboretum--Grove of State Trees
National Arboretum--Valley Road
National Archives at College Park - Jogging Trail
National Cathedral--Bishop's Garden & Olmsted Woods
National Mall
National Museum of the American Indian
National Park Seminary
National Recreation and Park Association
National Zoological Park
Nationals Park
Neabsco Greenway--Andrew Leitch Park Trailhead
Needwood Mansion, pond and trails
New Bristow Village Pond
Nokesville Road Interchange Ponds
North Branch and Kengla Trails
North Creek Lake Park
North Fork Wetlands
Northern Fauquier County Community Park
Northern Virginia Community College--Annandale Campus
Northern Virginia Community College--Loudoun Campus
Northside Park
Northwest Branch Trail (Montgomery Co.)
Northwest Branch Trail--Burnt Mills
Northwest Branch Trail--Colesville Rd. - I-495
Northwest Branch Trail--East West Hwy. - Riggs Rd.
Northwest Branch Trail--Riggs Rd. - I-495
Northwest Golf Course (restricted access)
Nottoway Park
Oak Marr Park
Oak Ridge Conservation Park
Oaks Landfill (private)
Oakton Ridge Court Resovoir
Oakwood Cemetery
Occoquan Bay NWR
Occoquan Bay NWR--Delta Road
Occoquan Regional Park
Occoquan Sewage Plant (UOSA)
Oland Road
Old Baltimore Road - Ford Area
Olde Izaak Walton Park
Olney Manor Recreational Park
Olney Neighborhood Park
Oronoco Bay Park
Othello Regional Park
Ovid Hazen Wells Recreational Park
Ox Hill Battlefield Park
Oxon Hill Farm
Paint Branch Stream Valley Park
Paint Branch Trail (PG County)
Paint Branch Trail North (Montgomery Co.)
Paint Branch Trail--College Park Woods Connector
Patton Turf Farm
Patuxent River SP--Hipsley Mill Rd. (Howard Co.)
Patuxent River SP--Hipsley Mill Rd. (Montgomery Co.)
Patuxent River SP--Howard Chapel Rd. (Howard Co.)
Patuxent River SP--Howard Chapel Rd. (Montgomery Co.)
Patuxent River SP--Mullinix
Patuxent River SP--Rte. 97 (Montgomery Co.)
Philip A. Bolen Memorial Park
Philips Farm
Piedmont Community (gated community/restricted access)
Pimmit Run Stream Valley Park
Pinecliff Park
Pinehurst Parkway Park
Piney Branch Trail--Park Rd. - 17th St. NW
Pohick Bay Regional Park
Pohick Bay Regional Park--Boat Ramp
Point of Rocks Bridge
Popes Head Park
Poplar Ford Park
Poplar Run Trail, Colesville
Poplar Tree Park
Potomac Heritage Trail
Potomac Overlook Regional Park
Potomac River Overlook
Potomac River--Rt. 340 bridge
Potomac Woods Park
Power Line Meadow, Sligo Creek - Riggs Rd. (restricted access)
Powhatan Springs Park
Prince William County Landfill
Prince William County, rural (Aden, Nokesville, Brentsville)
Providence Park
Quincy Park
Rachel Carson Conservation Park
Rady Park
Ralph Rd. retention pond
Ranger Road Park
Reagan National Airport
Rectortown Road Bridge over Goose Creek
Rectortown Short-eared Owl Fields
Red Admiral Pond
Red Rock Wilderness Overlook Regional Park
Redgate Park
Regency Golf Course & Nature Trail
Reno Monument
Reservation 630 Park (formerly Melvin Hazen Park)
Reston Association--Public Path
Reston National Golf Course
Reston Walking Trail--Fieldthorn Drive Access
Retreat Rd.
Rhode Island Ave. Trolley Trail--Paint Branch SVP - Greenbelt Rd.
Riderwood Village (restricted access)
Ridge Rd. Recreational Park
Rio Park, Gaithersburg
River Bend Park
River Mill Park
River Terrace Park, Anacostia
Riverbend Park
Riverpoint Drive Trailhead
Riverwalk Park, Frederick
Roaches Run Waterfowl Sanctuary
Rock Creek Cemetery
Rock Creek Golf Course
Rock Creek Park
Rock Creek Park -- Conn. Ave. to National Zoo
Rock Creek Park Community Garden
Rock Creek Park Trail - Q St. NW
Rock Creek Park--Beach Drive - Park Rd.
Rock Creek Park--Beach Drive east of Kensington Parkway
Rock Creek Park--Beach Drive west of Kensington Parkway
Rock Creek Park--Carter Barron area
Rock Creek Park--Chevy Chase
Rock Creek Park--Dog Run
Rock Creek Park--Fort DeRussy
Rock Creek Park--Klingle Mansion
Rock Creek Park--Maintenance Yard
Rock Creek Park--Mass. Ave. - Conn. Ave.
Rock Creek Park--Melvin C. Hazen Trail
Rock Creek Park--Nature Center area
Rock Creek Park--Peirce Mill
Rock Creek Park--Rapids Bridge area
Rock Creek Park--Ross Drive
Rock Creek Park--Sherrill Drive
Rock Creek Park--The Ridge
Rock Creek Park--Valley-Pine-Holly loop.
Rock Creek Park--West End
Rock Creek Park--Western Ridge Trail
Rock Creek Park--Western Ridge Trail
Rock Creek Park--upper Beach Drive
Rock Creek Trail--Linthicum St. Trailhead
Rock Hill District Park
Rock Spring Park
Rocky Gorge Reservoir--Browns Bridge (Howard Co.)
Rocky Gorge Reservoir--Browns Bridge (Mont. Co.)
Rocky Run Park
Rocky Run Stream Valley
Rolling Valley West Park
Roundtree Park
Route 688 Leeds Manor Road
Royal Lake Park
Runnymede Park
Rust Nature Sanctuary
Rutherford Park
Sandy Run Regional Park
Schooley Mill Park
Scott's Run Nature Preserve
Senate Parks and Taft Memorial
Seneca Creek Greenway and Goshen Branch Trails -- Huntmaster Rd. - Brink Rd.
Seneca Creek SP--Clopper Lake
Seneca Creek SP--Riffle Ford Rd.
Seneca Creek State Park
Seneca Greenway and Magruder Branch Trails--Watkins Rd. - Huntmaster Rd.
Seneca Regional Park
Seneca Trailhead Park/Seneca Tract
Serpentine Barrens Conservation Park
Shannondale Springs WMA
Shannondale Springs WMA (southeast parcel)
Shenandoah River--Bloomery Access
Shenandoah River--Bloomery Rd. (north)
Shenandoah River--Bloomery Rd. (south)
Shenandoah University River Campus at Cool Spring Battlefield
Shirlington Park
Signal Hill Park
Silver Lake Regional Park
Sky Meadows SP--Ambassador Whitehouse Trail
Sky Meadows SP--Bridle Trail
Sky Meadows SP--Entrance road pond
Sky Meadows SP--Farm Ponds/Barn Area
Sky Meadows SP--Fishing Pond area
Sky Meadows SP--North Ridge Trail
Sky Meadows SP--Old Trail
Sky Meadows SP--Piedmont Overlook Trail
Sky Meadows SP--Rolling Meadow Trail
Sky Meadows SP--Shearman's Mill Loop
Sky Meadows SP--South Ridge Trail
Sky Meadows SP--Visitor Center area
Sky Meadows State Park
Sleepy Hollow Park
Sligo Creek Park--Dennis Ave. to Wayne Ave.
Sligo Creek Park--Wayne Ave. to south end
Sligo Creek Park--north end to Dennis Ave.
Smithsonian Institution
Snickers Gap Hawkwatch
Soapstone Valley Park
South Germantown Recreational Park
South Run Park
South Run Stream Valley Trail--South Run Park to Burke Lake
Southwest Duck Pond
Springdale Drive Quarry
Stratton Woods Park
Stream Valley Park
Sugarland Run Stream Valley Park
Sugarloaf Mt.
Sugarloaf Mt. Rd.
Sully Historic Site
Sully Woodlands
Summit Hall Turf Farm (private)
Sunrise Valley Park (Herndon Monroe Wetland Preserve)
Swift Shoals Road
Sycamore Lake
Sycamore Landing Rd. fields
Tackett's Mill Pond
Tamarack Park
The Ellipse
The Pentagon (restricted access)
The Turner Farm/Observatory Park
The Turquoise Trail
The White House
The Yards Park
Theodore Roosevelt Island
Theodore Roosevelt Island -- Swamp Trail and east side of island
Thompson Boat Center
Tilden Woods Park
Town of Occoquan
Tregaron Conservancy
Triadelphia Reservoir--Big Branch
Triadelphia Reservoir--Brighton Dam (Howard County)
Triadelphia Reservoir--Brighton Dam (Mont. Co.)
Triadelphia Reservoir--Cattail Creek
Triadelphia Reservoir--Greenbridge Rd.
Triadelphia Reservoir--Pigtail Branch
Tuckahoe Park
Tucker Lane, Ashton
Turkey Run Park
Tuscarora Creek Development
Twin Branches Trail
Tysons Corner Metro Station
U. S. Capitol Grounds
U.S. Botanic Garden and Bartholdi Park
University Park Town Park
University of Maryland--McKeldin Mall
University of Maryland--Technology Dr. marsh
University of Maryland--XFINITY Center meadow
Upper Paint Branch SVP--Hildegard area
Upper Snakeden Stream Valley
Upper Watts Branch Park
Upton Hill Regional Park
Urbana District Park
Van Dyck Park
Veirs Mill Park
Vienna Reservoir
Villa Lee Park
Vint Hill Farms Park
Virginia Chase County Park
Wakefield Park
Walker Nature Center--Reston
Walkersville Community Park
Wallace Way Retention Pond
Walter Pierce Park
Waples Mill Meadow Park
Warfield's Pond Park
Warrenton Aquatic & Recreation Facility
Warrenton Reservoir
Washington & Old Dominion Trail--Falls Church
Washington & Old Dominion Trail--Hunter Mill Road
Washington Grove Forest Preserve
Washington Sailing Marina (DC waters)
Waterford Park
Waterfront Park
Watkins Ponds - King Farm Stream Park
Weather Service Road
Webb Nature Sanctuary
Wentworth Green Walking Trail
West Potomac Park--Tidal Basin
Westerly Rd. Pond
Western Regional Park
Westridge Subdivision Pond
Wheaton Branch Stormwater Ponds
Wheaton Regional Park
Wheaton Regional Park--Shorefield/mini-train tracks/Pine Lake
White Oaks Park
White's Mill Trail
Whitehaven Park
Whitney State Forest
Whittier Lake Park
Whittier Woods Park
Wiles Branch Park, Middletown
Willard Avenue Neighborhood Park
Willingham Knolls Park
Willow Brook Park and McClellan Dr. ponds
Willow Ponds Park
Willow Road Ponds (Fred. Co.)
Windmill Hill Park
Winkler Botanical Preserve
Wolf Trap National Park
Wolftrap Creek Boardwalk
Wolftrap Stream Valley Park
Woodbridge Veterans Memorial Park
Woodglen Lake
Woodlawn Manor Cultural Park
Woodlawn Park
Woodley Park - Watts Branch Forest Preserve
Woodrise Rd. trail (Fred. Co.)
Woods at Warrenton Trail
Woodstock Equestrian Park - East (Rickman) area
Woodstock Equestrian Park - West (Greenberg) area
Wootton's Mill Park
Zachary Taylor Nature Area
stakeout Mississippi Kite, Rockville (2021)
stakeout Summer Tanager, Gaithersburg (2015)
stakeout Trumpeter Swan, Fairview Street Northwest (2018)