Photo: Dima Sergiyenko; Please attribute this image as the work of "DiscoverWithDima." · CC BY-SA 4.0Oak Brook has 8.1 miles of mapped trails, 1.0 for every square mile of land
292 acres are parks and preserves, 36 per 1,000 residents. The biggest trail networks: Central Park (1.8 mi), Mayslake Forest Preserve (1.7 mi), Fullersburg Woods Forest Preserve (1.1 mi). 9% of Oak Brook’s land is conserved, about 443 acres.
Ahead of 86% of U.S. towns · #125 of 768 in Illinois. What drives it
What kind of outdoors town is Oak Brook?
Read from the map. The page puts what stands out first.
How much outdoors does Oak Brook have?
On conserved land, trails, park land and how close residents live to a park, Oak Brook is ahead of 86% of U.S. towns, #125 of 768 in Illinois. All four inputs are above most U.S. towns; trail miles rank highest, the share of residents near a park 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 Central Park, with 1.8 miles. Directions go to the nearest trailhead or public parking.
Mayslake Forest Preserve
Fullersburg Woods Forest Preserve
Phil and Joyce Yeager Trails
All 10 parks & preserves
443 conserved acres
9% of Oak Brook’s land. Who manages Oak Brook’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
Conserved doesn’t always mean open to visitors. 1 acre is a conservation easement, usually private land. The walks above are places people visit.
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Fullersburg Woods Nature Center Private Conservation | Regional agency | 186 | Closed |
| Mayslake Local Conservation Area | Regional agency | 91 | Open |
| Central Park Local Park | Regional agency | 73 | Open |
| Dean Nature Sanctuary Local Park | Regional agency | 38 | Open |
| Brush Hill Unknown | Regional agency | 20 | Open |
| York Woods Forest Preserve Local Conservation Area | Regional agency | 10 | Open |
| Forest Glen Park Local Park | Town or city | 10 | Open |
| Salt Creek Greenway 12 Local Conservation Area | Regional agency | 8 | Open |
| Saddle Brook Park Local Park | Regional agency | 2 | Open |
| Unnamed Property Unknown | Town or city | 1 | Open |
1 smaller protected places aren’t shown.
15 places to go in Oak Brook
Beaches, playgrounds, peaks, falls and more. Pick a kind.
Plus 10 playgrounds without a name on the map. Tap “Show all on map” to see them.
3 scenic views without a name on the map.
6 lakes & rivers
27 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.
4 places on the National Register
The country’s official list of places worth saving (National Park Service).
The best walking months in Oak Brook: April, July and 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 9.5 | 10.5 | 11.8 | 13.3 | 14.5 | 15.2 | 14.9 | 13.8 | 12.4 | 11.0 | 9.8 | 9.1 |
| High (°F) | 31 | 36 | 47 | 60 | 71 | 81 | 84 | 82 | 76 | 63 | 48 | 36 |
| Rain (in) | 2.0 | 1.8 | 2.4 | 3.9 | 4.7 | 4.4 | 3.8 | 4.0 | 3.3 | 3.5 | 2.5 | 2.1 |
February is the driest month (1.8 in) and July the warmest (highs of 84 °F). 4.7 inches fall in May, the wettest month. The climate in Oak Brook →
Oak Brook and its neighbors
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 |
|---|---|---|---|---|---|
| Oak Brook | 9% | 1.0 | 36 | 81% | A |
| Hinsdale | 6% | 0.6 | 9 | 96% | B+ |
| Oakbrook Terrace | 2% | 0.1 | 8 | 91% | C+ |
| Westmont | 6% | 1.8 | 9 | 99% | A− |
| Lombard | 7% | 0.8 | 11 | 90% | A− |
| York Township | 6% | 1.0 | 11 | 94% | A− |
| Downers Grove | 10% | 0.9 | 13 | 97% | A |
| Proviso Township | 3% | 0.8 | 2 | 99%+ | B |
The four inputs of the Outdoors grade, from the engine; shares are of land, not water.
Questions about parks and trails in Oak Brook
Where can I hike in Oak Brook?
The longest trail networks: Central Park, 1.8 miles; Mayslake Forest Preserve, 1.7 miles; Fullersburg Woods Forest Preserve, 1.1 miles; Dean Nature Sanctuary, 0.6 miles. Each one is on the map above, with directions to the nearest trailhead or parking.
How much of Oak Brook is conserved land?
9% of its land, against a typical 4% for an Illinois town and 4% nationally (PAD-US). Conserved doesn’t always mean open to visitors: easements are usually private land.
Are dogs allowed on Oak Brook’s trails?
Central Park and Mayslake Forest Preserve don’t have dog rules recorded on the map; check the signs at the trailhead.
Where can I bike in Oak Brook?
27 miles of bike routes are on the map: 0.8 of painted or protected lanes, 26 of off-road paths and 0.4 of shoulders and shared lanes.
Is there public land near Oak Brook?
17,519 acres of parks and open public land lie inside Oak Brook or within 10 miles of it (PAD-US), 315 of them inside the town line.
How much outdoors does Oak Brook have?
Ahead of 86% of U.S. towns on the Outdoors grade, #125 of 768 in Illinois. 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 Oak Brook 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 →