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MOUNTAIN LAKES HISTORIC DISTRICT, MORRIS COUNTYPhoto: Jerrye & Roy Klotz, MD · CC BY-SA 3.0
AOutdoors
Outdoors in Mountain Lakes

Mountain Lakes has 7.9 miles of mapped trails, 3.0 for every square mile of land

98% of residents live within a half mile of a park. 176 acres are parks and preserves, 38 per 1,000 residents. The biggest trail networks: Maple Way Woodlands (1.5 mi), Tourne County Park (0.5 mi).

Ahead of 95% of U.S. towns · #113 of 468 in New Jersey. What drives it

Conserved land
7%
120 acres · of 2.6 sq mi of land
Trails
7.9 mi
3.0 per sq mi of land
Park land
176 ac
38 acres per 1,000 residents
Near a park
98%
of residents within ½ mile
Bike routes
0.5 mi
0.5 mi paths
Lakes & rivers
5
2 beaches

What kind of outdoors town is Mountain Lakes?

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

Outdoors grade

How much outdoors does Mountain Lakes have?

On conserved land, trails, park land and how close residents live to a park, Mountain Lakes is ahead of 95% of U.S. towns, #113 of 468 in New Jersey. All four inputs are above most U.S. towns; trail miles rank highest, conserved land lowest.

A
OutdoorsA character grade: shown, never part of Mountain Lakes’ overall grade.
All U.S. towns we grade (21,298)Ahead of 95%
LessMore
New Jersey towns of 2,500+ (468)Ahead of 76%

New Jersey towns conserve more land than most (a typical one, 11%; the U.S., 4%), so Mountain Lakes’ 7% is ahead of 34% of New Jersey towns, while its trails per square mile lead 96% of them.

Water is 9% of Mountain Lakes’ area (0 of 3 square miles), so every share here is of land; over land and water together, the conserved share would read 6%.

How sure. Graded on any three of the four inputs instead, the letter would range from A to 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.

123
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 Maple Way Woodlands, with 1.5 miles. Directions go to the nearest trailhead or public parking.

Maple Way Woodlands

Managed by Borough of Mountain Lakes
55 acres1.5 mi of trail
Red TrailGreen TrailBrown Trail
Dogs on leash
Directionsto the parking lot

Tourne County Park

Managed by Morris County
22 acres0.5 mi of trail
Red TrailBlueRed & BlueBlue Dot Trail
Dog rules not recorded
No trailhead mapped yet

Taft Memorial Field

Park
1 acres
Dog rules not recorded
Directionsto Taft Field Parking Lot
Who protects it

120 conserved acres

7% of Mountain Lakes’ land. Water is left out: Mountain Lakes has 2.6 square miles of land and 0.3 of water, so the share counts land only. Who manages Mountain Lakes’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.

Town or city99 ac
County21 ac
Not recorded21 ac
Local Park · 116 acLocal Conservation Area · 21 acLocal Other or Unknown · 4 ac
The biggest protected parcels
Parcel (PAD-US)Managed byAcresPublic access
Halsey A Fredrick Park
Local Park
Town or city65Open
Tourne County Park
Local Park
County43Open
Medvale Park
Local Park
Town or city21Open
Taft Memorial Field
Local Park
Town or city13Open
Things to do

4 places to go in Mountain Lakes

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

Beaches in Mountain Lakes
Birchwood Lake Beach
Directions
Island Beach
Directions
Trails & water

12 named trails and 5 lakes & rivers

Named trails
Open to bikes · 2.1 miHorses · 2.2 miUnpaved · 5.0 mi
Red Trail1.8 mi
Birchwood Loop0.8 mi
White Trail0.8 mi
Blue Dot Trail0.4 mi
Sled Trail0.4 mi
Green Trail0.3 mi
Brown Trail0.3 mi
Blue0.2 mi
White0.1 mi
Red & Blue0.1 mi
2 more trails
Purple
0.1 mi
Pink Trail
0.1 mi
Lakes & rivers tap for directions
Biking & sports

0.5 miles of bike routes

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

0.5 mi
off-road bike paths
Courts & fields
9Tennis
4Baseball
3Tracks
2Soccer
1Beach volleyball
1Basketball
1Football
1Lacrosse

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

History along the way

2 places on the National Register

The country’s official list of places worth saving (National Park Service). The map also marks 3 historic points from OpenStreetMap: plaques, memorials and old buildings.

History →
Grimes HomesteadBuilding · listed 1977
About it
Mountain Lakes Historic DistrictDistrict · listed 2005
About it
When to get out

The best walking months in Mountain Lakes: 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)9.510.611.813.314.415.114.813.812.411.09.89.2
High (°F)384149617280858376645342
Rain (in)3.62.74.04.04.04.74.64.44.44.53.64.3

February is the driest month (2.7 in) and July the warmest (highs of 85 °F). 4.7 inches fall in June, the wettest month. The climate in Mountain Lakes →

Next door

Mountain Lakes 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
Mountain Lakes7%3.03898%A
Parsippany-Troy Hills Township25%1.86799%A+
Boonton7%0.51497%A−
Rainbow Lakes— not graded: under 1,000 residents or part of its town
Parsippany— not graded: under 1,000 residents or part of its town
Boonton Township28%1.728699%+A+

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

Questions about parks and trails in Mountain Lakes

Where can I hike in Mountain Lakes?

The longest trail networks: Maple Way Woodlands, 1.5 miles; Tourne County Park, 0.5 miles. Each one is on the map above, with directions to the nearest trailhead or parking.

How much of Mountain Lakes is conserved land?

7% of its land, against a typical 11% for a New Jersey town and 4% nationally (PAD-US). Conserved doesn’t always mean open to visitors: easements are usually private land.

Are dogs allowed on Mountain Lakes’ trails?

OpenStreetMap records dogs as welcome at Maple Way Woodlands (on leash). For the rest, check the signs at the trailhead.

Where can I bike in Mountain Lakes?

0.5 miles of bike routes are on the map: 0.5 of off-road paths.

Is there public land near Mountain Lakes?

55,379 acres of parks and open public land lie inside Mountain Lakes or within 10 miles of it (PAD-US), 176 of them inside the town line.

How much outdoors does Mountain Lakes have?

Ahead of 95% of U.S. towns on the Outdoors grade, #113 of 468 in New Jersey. 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 Mountain Lakes 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 →