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Hook Mountain in Autumn - panoramioPhoto: Copperhead7 · CC BY 3.0
AOutdoors
Outdoors in Clarkstown

15% of Clarkstown’s land is conserved: 3,647 acres

40 miles of mapped trail cross Clarkstown, 1.0 per square mile of land. 3,643 acres are parks and preserves, 42 per 1,000 residents. The biggest trail networks: Rockland Lake State Park (13.3 mi), Hook Mountain State Park (10.4 mi), Kennedy - Dells County Park (4.5 mi).

Ahead of 92% of U.S. towns · #102 of 758 in New York. What drives it

Conserved land
15%
3,647 acres · of 38.5 sq mi of land
Trails
40 mi
1.0 per sq mi of land
Park land
3,643 ac
42 acres per 1,000 residents
Near a park
89%
of residents within ½ mile
Bike routes
3.5 mi
0.3 mi paths
Highest peak
702 ft
Hook Mountain
Lakes & rivers
9

What kind of outdoors town is Clarkstown?

Read from the map. The page puts what stands out first.

Outdoors grade

How much outdoors does Clarkstown have?

On conserved land, trails, park land and how close residents live to a park, Clarkstown is ahead of 92% of U.S. towns, #102 of 758 in New York. All four inputs are above most U.S. towns; conserved land ranks highest, the share of residents near a park lowest.

A
OutdoorsA character grade: shown, never part of Clarkstown’s overall grade.
All U.S. towns we grade (21,298)Ahead of 92%
LessMore
New York towns of 2,500+ (758)Ahead of 87%

Water is 18% of Clarkstown’s area (9 of 47 square miles), so every share here is of land; over land and water together, the conserved share would read 12%.

How sure. Graded on any three of the four inputs instead, the letter would still be A. Trails and many small parks come from OpenStreetMap, mapped by volunteers, so coverage varies from town to town; the half mile is a straight line from each census block, so a river or highway in the way isn’t counted against it.

PAD-US, OpenStreetMap (© OpenStreetMap contributors), Census 2025 Gazetteer and 2020 blocks; details in Sources below. How TownRatings grades the outdoors →

The map

Conserved land, trails & bike routes

Tap a number to zoom to a park. Tap a layer to hide it.

12345678
Easements protect land from building but are usually private.© OpenStreetMap contributors · USGS PAD-US
Places to walk

Pick a walk

The longest trail network is Rockland Lake State Park, with 13.3 miles. Directions go to the nearest trailhead or public parking.

Rockland Lake State Park

Managed by New York State Office of Parks, Recreation and Historic Preservation
1,136 acres13.3 mi of trail
Rockland Lake Jogging and Bike PathLong PathBoulders Loop
No dogs
Directionsto the parking lotWebsite ↗

Hook Mountain State Park

Managed by New York State Office of Parks, Recreation and Historic Preservation
679 acres10.4 mi of trail
Long PathHaverstraw River TrailNyack River TrailTreason Trail
Dog rules not recorded
Directionsto the parking lotWebsite ↗

Kennedy - Dells County Park

Park
205 acres4.5 mi of trail
orange
Dog rules not recorded
Directionsto the parking lot

Nyack Beach State Park

Managed by New York State Office of Parks, Recreation and Historic Preservation
51 acres1.1 mi of trail
Boulders LoopLong PathNyack River Trail
Dog rules not recorded
Directionsto the parking lotWebsite ↗

Congers Lake Memorial Park

Park
173 acres0.8 mi of trail
Dog rules not recorded
Directionsto the parking lot

Demarest Kill County Park

Park
30 acres0.6 mi of trail
Dog rules not recorded
Directionsto the parking lot

High Tor State Park

Managed by New York State Office of Parks, Recreation and Historic Preservation
213 acres0.4 mi of trail
White - Spur Path to Youmans - Van Orden House & High Tor VineyardsLong PathWhite - High Tor State Park
Dog rules not recorded
Directionsto the parking lotWebsite ↗

Marydell Nature Preserve

Managed by The Friends of Rockland Lake and Hook Mountain
8 acres0.4 mi of trail
Boulders Loop
Dog rules not recorded
No trailhead mapped yet
All 15 parks & preserves
Rockland Lake State Park1,136 acres · 13.3 mi of trail · New York State Office of Parks, Recreation and Historic Preservation
Directions
Hook Mountain State Park679 acres · 10.4 mi of trail · New York State Office of Parks, Recreation and Historic Preservation
Directions
Kennedy - Dells County Park205 acres · 4.5 mi of trail
Directions
Nyack Beach State Park51 acres · 1.1 mi of trail · New York State Office of Parks, Recreation and Historic Preservation
Directions
Congers Lake Memorial Park173 acres · 0.8 mi of trail
Directions
Demarest Kill County Park30 acres · 0.6 mi of trail
Directions
High Tor State Park213 acres · 0.4 mi of trail · New York State Office of Parks, Recreation and Historic Preservation
Directions
Marydell Nature Preserve8 acres · 0.4 mi of trail · The Friends of Rockland Lake and Hook Mountain
Davenport Preserve91 acres · 0.2 mi of trail
Germonds Park79 acres · 0.2 mi of trail
Directions
River Hook12 acres · 0.1 mi of trail · Friends of River Hook
Directions
Dutch Gardens1 acres · 0.1 mi of trail
South Mountain Park64 acres
Zukor Park22 acres · Town of Clarkstown
Directions
Historical Society of Rockland County Grounds7 acres
Directions
Who protects it

3,647 conserved acres

15% of Clarkstown’s land. Water is left out: Clarkstown has 38.5 square miles of land and 8.6 of water, so the share counts land only. Who manages Clarkstown’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.

State parks2,140 ac
Town or city1,291 ac
County487 ac
Other or Unknown Local Government104 ac
Private owners35 ac
Regional agency12 ac
Other state land11 ac
State Park · 2,151 acLocal Park · 1,765 acLocal Conservation Area · 82 acPrivate Conservation · 35 acLocal Other or Unknown · 30 ac
Good to know

Conserved doesn’t always mean open to visitors. 9 acres are conservation easements, usually private land. Public access isn’t recorded for 7 of 28 parcels. The walks above are places people visit.

The biggest protected parcels
Parcel (PAD-US)Managed byAcresPublic access
Rockland Lake State Park
State Park
State parks1,133Open
TOWN OF CLARKSTOWN Land
Local Park
Town or city723Unknown
Hook Mountain State Park
State Park
State parks703Open
COUNTY OF ROCKLAND Land
Local Park
County385Unknown
High Tor State Park
State Park
State parks220Open
Congers Lake Memorial Park
Local Park
Town or city175Open
Rcrc Flying Field
Local Park
Town or city140Open
Nyack Beach State Park
State Park
State parks83Open
Mountainview Nature Park
Local Conservation Area
Town or city82Open
Kings Park
Local Park
Town or city75Open

5 smaller protected places aren’t shown.

Things to do

30 places to go in Clarkstown

Beaches, playgrounds, peaks, falls and more. Pick a kind.

Dog parks in Clarkstown
Bark N' Brews
Directions
Kennedy Dells Dog ParkIn Kennedy - Dells County Park
Directions

Plus 1 dog park without a name on the map. Tap “Show all on map” to see it.

Trails & water

15 named trails and 9 lakes & rivers

Named trails
Open to bikes · 7.6 miUnpaved · 20.9 mi
Long Path7.9 mi
Rockland Lake Jogging and Bike Path3.0 mi
Haverstraw River Trail2.8 mi
Boulders Loop1.4 mi
Nyack River Trail1.3 mi
Mountain Trail1.1 mi
Blue Trail0.8 mi
Goat Path0.6 mi
Treason Trail0.4 mi
orange0.3 mi
5 more trails
White Trail
0.3 mi
Orange Trail
0.3 mi
White - Spur Path to Youmans - Van Orden House & High Tor Vineyards
0.1 mi
Yellow Trail
0.1 mi
White - High Tor State Park
0.1 mi
Lakes & rivers tap for directions
Biking & sports

3.5 miles of bike routes

Bike lanes are often missing from the map in smaller towns, so that number is likely low.

0.3 mi
off-road bike paths
3.2 mi
shoulders & shared lanes
Courts & fields
82Tennis
60Baseball
15Basketball
11Soccer
8Football
4Pickleball
1Tracks
1Multi-sport

Includes school and college facilities, which aren’t always open to the public.

History along the way

17 places on the National Register

The country’s official list of places worth saving (National Park Service). The map also marks 5 historic points from OpenStreetMap: plaques, memorials and old buildings.

History →
Terneur-Hutton HouseBuilding · listed 1973
About it
Upper Nyack FirehouseBuilding · listed 1982
About it
Blauvelt HouseBuilding · listed 1985
About it
Rockland County Courthouse and Dutch GardensDistrict · listed 1991
About it
Mount Moor African-American CemeterySite · listed 1994
About it
First Methodist Episcopal Church of NyackBuilding · listed 1998
About it
Philadelphia Toboggan Company Carousel Number 15Structure · listed 2001
About it
Van Houten's Landing Historic DistrictDistrict · listed 2004
About it
H.R. Stevens HouseBuilding · listed 2005
About it
Henry Varnum Poor HouseBuilding · listed 2007
About it
Peter DePew HouseBuilding · listed 2008
About it
Contempora HouseBuilding · listed 2009
About it

5 more on the History page.

When to get out

The best walking months in Clarkstown: April to September

NOAA’s 1991–2020 normals for the town and the daylight at its latitude. Outlined months have long days, highs of 59 to 86 °F and little rain for the place.

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight (h)9.510.611.813.314.515.114.913.812.411.09.89.2
High (°F)384149627280858476655343
Rain (in)3.42.83.93.93.84.44.44.54.44.53.64.1

February is the driest month (2.8 in) and July the warmest (highs of 85 °F). 4.5 inches fall in August, the wettest month. The climate in Clarkstown →

Next door

Clarkstown and its neighbors

Tap a town to see its outdoors.

TownConserved
of land
Trail mi
per sq mi
Park acres
per 1,000
Near a park
½ mile
Outdoors
Clarkstown15%1.04289%A
Orangetown20%1.95092%A+
Blauvelt— not graded: under 1,000 residents or part of its town
Ramapo32%1.77786%A+
Haverstraw64%2.723099%+A+
Haverstraw24%2.02699%+A+
New City— not graded: under 1,000 residents or part of its town
Pearl River— not graded: under 1,000 residents or part of its town

The four inputs of the Outdoors grade, from the engine; shares are of land, not water.

Questions about parks and trails in Clarkstown

Where can I hike in Clarkstown?

The longest trail networks: Rockland Lake State Park, 13.3 miles; Hook Mountain State Park, 10.4 miles; Kennedy - Dells County Park, 4.5 miles; Nyack Beach State Park, 1.1 miles. Each one is on the map above, with directions to the nearest trailhead or parking.

How much of Clarkstown is conserved land?

15% of its land, against a typical 5% for a New York town and 4% nationally (PAD-US). Conserved doesn’t always mean open to visitors: easements are usually private land.

Are dogs allowed on Clarkstown’s trails?

Rockland Lake State Park and Hook Mountain State Park don’t have dog rules recorded on the map; check the signs at the trailhead.

Where can I bike in Clarkstown?

3.5 miles of bike routes are on the map: 0.3 of off-road paths and 3.2 of shoulders and shared lanes.

Is there public land near Clarkstown?

100,186 acres of parks and open public land lie inside Clarkstown or within 10 miles of it (PAD-US), 3,643 of them inside the town line.

How much outdoors does Clarkstown have?

Ahead of 92% of U.S. towns on the Outdoors grade, #102 of 758 in New York. The grade combines the share of land that is conserved, miles of mapped trail per square mile of land, park acres per 1,000 residents and the share of residents within a half mile of a park. It’s a character grade, so it isn’t part of the overall grade. How it works.

Trail talk

Conditions, parking and favorite walks from Clarkstown neighbors.

Town Square →
Share a tip
Sources

Where this page comes from

Conserved and public land: USGS Protected Areas Database of the United States (PAD-US), service updated July 2026. Parks, trails, playgrounds, beaches and other places: OpenStreetMap (© OpenStreetMap contributors, ODbL), map data as of 2026-10-28. Land and water area: Census 2025 Gazetteer. Residents near a park: 2020 Census blocks. National Register: National Park Service. How TownRatings grades the outdoors →