Walnut has 28 miles of mapped trails, 3.1 for every square mile of land
96% of residents live within a half mile of a park. 9% of Walnut’s land is conserved, about 537 acres. The biggest trail networks: Snow Creek Park (1.1 mi), Mt. SAC Wildlife Sanctuary (1 mi), Suzanne Park (0.9 mi).
Ahead of 92% of U.S. towns · #154 of 847 in California. What drives it
What kind of outdoors town is Walnut?
Read from the map. The page puts what stands out first.
How much outdoors does Walnut have?
On conserved land, trails, park land and how close residents live to a park, Walnut is ahead of 92% of U.S. towns, #154 of 847 in California. All four inputs are above most U.S. towns; trail miles rank highest, park acres per resident lowest.
PAD-US, OpenStreetMap (© OpenStreetMap contributors), Census 2025 Gazetteer and 2020 blocks; details in Sources below. How TownRatings grades the outdoors →
Conserved land, trails & bike routes
Tap a number to zoom to a park. Tap a layer to hide it.
Pick a walk
The longest trail network is Snow Creek Park, with 1.1 miles. Directions go to the nearest trailhead or public parking.
Mt. SAC Wildlife Sanctuary
All 12 parks & preserves
537 conserved acres
9% of Walnut’s land. Who manages Walnut’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
Conserved doesn’t always mean open to visitors. 7 acres are conservation easements, usually private land. The walks above are places people visit.
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Walnut City Open Space Lands Local Other or Unknown | Town or city | 304 | Open |
| Creekside Park Local Park | Town or city | 69 | Open |
| Walnut Ranch Park Local Park | Town or city | 63 | Open |
| Country Hollow Park Local Park | Town or city | 31 | Open |
| Snow Creek Park Local Park | Town or city | 30 | Open |
| Suzanne Park Local Park | Town or city | 14 | Open |
| Lemon Creek Park Local Park | Town or city | 7 | Open |
| Butterfield Park Local Recreation Area | Town or city | 5 | Open |
| Arroyo Park Local Park | Town or city | 3 | Open |
| Walnut Hills Park Local Park | Town or city | 2 | Open |
2 smaller protected places aren’t shown.
18 places to go in Walnut
Beaches, playgrounds, peaks, falls and more. Pick a kind.
13 playgrounds without a name on the map. Tap “Show all on map” to see them.
1 picnic area without a name on the map. Tap “Show all on map” to see it.
6 named trails
17 miles of bike routes
Bike lanes are often missing from the map in smaller towns, so that number is likely low.
Includes school and college facilities, which aren’t always open to the public.
The best walking months in Walnut: April to June
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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.1 | 10.9 | 11.9 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.3 | 11.3 | 10.3 | 9.9 |
| High (°F) | 68 | 69 | 71 | 75 | 77 | 83 | 89 | 91 | 88 | 81 | 74 | 68 |
| Rain (in) | 3.4 | 3.8 | 2.2 | 0.8 | 0.3 | 0.1 | 0.0 | 0.0 | 0.1 | 0.5 | 0.8 | 2.3 |
August is the driest month (under 0.1 in) and the warmest (highs of 91 °F). 3.8 inches fall in February, the wettest month. Summer highs reach 91 °F, too hot for the outline. The climate in Walnut →
Walnut and its neighbors
Walnut has the most mapped trails of the 4 towns around it. Tap a town to see its outdoors.
| Town | Conserved of land | Trail mi per sq mi | Park acres per 1,000 | Near a park ½ mile | Outdoors |
|---|---|---|---|---|---|
| Walnut | 9% | 3.1 | 19 | 96% | A |
| West Covina | 4% | 0.6 | 4 | 79% | B |
| Industry | — not graded: under 1,000 residents or part of its town | ||||
| Pomona | 3% | 0.3 | 2 | 94% | C+ |
The four inputs of the Outdoors grade, from the engine; shares are of land, not water.
Questions about parks and trails in Walnut
Where can I hike in Walnut?
The longest trail networks: Snow Creek Park, 1.1 miles; Mt. SAC Wildlife Sanctuary, 1 miles; Suzanne Park, 0.9 miles; Creekside Park, 0.7 miles. Each one is on the map above, with directions to the nearest trailhead or parking.
How much of Walnut is conserved land?
9% of its land, against a typical 4% for a California town and 4% nationally (PAD-US). Conserved doesn’t always mean open to visitors: easements are usually private land.
Are dogs allowed on Walnut’s trails?
Snow Creek Park and Mt. SAC Wildlife Sanctuary don’t have dog rules recorded on the map; check the signs at the trailhead.
Where can I bike in Walnut?
17 miles of bike routes are on the map: 14 of painted or protected lanes, 3.1 of off-road paths and 0.3 of shoulders and shared lanes. Named routes: Schabarum-Skyline Trail.
Is there public land near Walnut?
30,874 acres of parks and open public land lie inside Walnut or within 10 miles of it (PAD-US), 516 of them inside the city line.
How much outdoors does Walnut have?
Ahead of 92% of U.S. towns on the Outdoors grade, #154 of 847 in California. 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 Walnut neighbors.
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 →