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Sacramento Northern Railway Historic DistrictSacramento Northern Railway Historic District · Photo: LPS.1 · CC BY-SA 3.0
B+Outdoors
Outdoors in Suisun City

7% of Suisun City’s land is conserved, and 99% of residents live within a half mile of a park

The biggest trail networks: Lawler Ranch Park (0.5 mi), Heritage Park (0.5 mi). 2.7 miles of mapped trail cross Suisun City, 0.7 per square mile of land. 7% of Suisun City’s land is conserved, about 174 acres.

Ahead of 72% of U.S. towns · #339 of 847 in California. What drives it

Conserved land
7%
174 acres · of 4.0 sq mi of land
Trails
2.7 mi
0.7 per sq mi of land
Park land
144 ac
4.9 acres per 1,000 residents
Near a park
99%
of residents within ½ mile
Bike routes
17 mi
8.7 mi lanes · 7.6 mi paths

What kind of outdoors town is Suisun City?

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

Outdoors grade

How much outdoors does Suisun City have?

On conserved land, trails, park land and how close residents live to a park, Suisun City is ahead of 72% of U.S. towns, #339 of 847 in California. The share of residents near a park holds the grade up; park acres per resident pull it down.

B+
OutdoorsA character grade: shown, never part of Suisun City’s overall grade.
All U.S. towns we grade (21,298)Ahead of 72%
LessMore
California towns of 2,500+ (847)Ahead of 60%
How sure. Graded on any three of the four inputs instead, the letter would range from B 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.

1234
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 Lawler Ranch Park, with 0.5 miles. Directions go to the nearest trailhead or public parking.

Lawler Ranch Park

Managed by City of Fairfield
9 acres0.5 mi of trail
Dog rules not recorded
No trailhead mapped yet

Heritage Park

Park
9 acres0.5 mi of trail
Dog rules not recorded
No trailhead mapped yet

Montebello Vista Park

Park
6 acres0.4 mi of trail
Dog rules not recorded
No trailhead mapped yet

Geopp Park

Park
5 acres0.4 mi of trail
Dog rules not recorded
No trailhead mapped yet
All 11 parks & preserves
Lawler Ranch Park9 acres · 0.5 mi of trail · City of Fairfield
Heritage Park9 acres · 0.5 mi of trail
Montebello Vista Park6 acres · 0.4 mi of trail
Geopp Park5 acres · 0.4 mi of trail
Lawler Falls Park4 acres · 0.2 mi of trail · City of Fairfield
Todd Park1 acres · 0.2 mi of trail
Irving H. Lambrecht Sports Complex33 acres
Directions
Hill Slough Wildlife Area32 acres · California Department of Fish and Wildlife
Directions
Patriot Park5 acres
Independence Park4 acres
Carl E. Hall Park4 acres
Directions
Who protects it

174 conserved acres

7% of Suisun City’s land. Who manages Suisun City’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.

Town or city137 ac
State fish & wildlife37 ac
Local Recreation Area · 73 acLocal Park · 64 acState Conservation Area · 37 ac
The biggest protected parcels
Parcel (PAD-US)Managed byAcresPublic access
Sports Complex
Local Recreation Area
Town or city73Open
Hill Slough Wildlife Area
State Conservation Area
State fish & wildlife36Open
Heritage Park
Local Park
Town or city11Open
Lawler Ranch Park
Local Park
Town or city10Open
Patriot Park
Local Park
Town or city6Open
Montebello Vista Park
Local Park
Town or city6Open
Peterson Ranch Linear Park
Local Park
Town or city5Open
Samuel W. Geopp Park
Local Park
Town or city5Open
Independence Park
Local Park
Town or city4Open
Day Park
Local Park
Town or city4Open

5 smaller protected places aren’t shown.

Things to do

24 places to go in Suisun City

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

Playgrounds in Suisun City

22 playgrounds without a name on the map. Tap “Show all on map” to see them.

Biking & sports

17 miles of bike routes

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

8.7 mi
painted or protected bike lanes
7.6 mi
off-road bike paths
0.5 mi
shoulders & shared lanes
Courts & fields
21Basketball
8Baseball
4Multi-sport

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

History along the way

1 place on the National Register

The country’s official list of places worth saving (National Park Service). The map also marks 1 historic points from OpenStreetMap: plaques, memorials and old buildings.

History →
Suisun Masonic Lodge No. 55Building · listed 1978
About it
When to get out

The best walking months in Suisun City: 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.

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight (h)9.810.711.813.114.214.814.613.612.411.110.09.5
High (°F)576267727886898986786657
Rain (in)4.34.12.91.30.70.20.00.00.11.02.24.4

July is the driest month (under 0.1 in) and the warmest (highs of 89 °F). 4.4 inches fall in December, the wettest month. Summer highs reach 89 °F, too hot for the outline. The climate in Suisun City →

Next door

Suisun City and its neighbors

Suisun City has the second most mapped trails of the 2 towns around it. 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
Suisun City7%0.7599%B+
Fairfield9%0.81492%A−

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

Questions about parks and trails in Suisun City

Where can I hike in Suisun City?

The longest trail networks: Lawler Ranch Park, 0.5 miles; Heritage Park, 0.5 miles; Montebello Vista Park, 0.4 miles; Geopp Park, 0.4 miles. Each one is on the map above, with directions to the nearest trailhead or parking.

How much of Suisun City is conserved land?

7% 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 Suisun City’s trails?

Lawler Ranch Park and Heritage Park don’t have dog rules recorded on the map; check the signs at the trailhead.

Where can I bike in Suisun City?

17 miles of bike routes are on the map: 8.7 of painted or protected lanes, 7.6 of off-road paths and 0.5 of shoulders and shared lanes.

Is there public land near Suisun City?

25,289 acres of parks and open public land lie inside Suisun City or within 10 miles of it (PAD-US), 144 of them inside the city line.

How much outdoors does Suisun City have?

Ahead of 72% of U.S. towns on the Outdoors grade, #339 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 Suisun City 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 →