Photo: Jyoni Shuler · CC BY-SA 4.0Boise City has 188 miles of mapped trails, 2.2 for every square mile of land
97% of residents live within a half mile of a park. 10% of Boise City’s land is conserved, about 5,764 acres. The biggest trail networks: Military Reserve (11.5 mi), Hillside to Hollow Reserve (11.4 mi), Hulls Gulch Reserve (9.7 mi).
Ahead of 93% of U.S. towns · #2 of 59 in Idaho. What drives it
What kind of outdoors town is Boise City?
Read from the map. The page puts what stands out first.
How much outdoors does Boise City have?
On conserved land, trails, park land and how close residents live to a park, Boise City is ahead of 93% of U.S. towns, #2 of 59 in Idaho. All four inputs are above most U.S. towns; trail miles rank highest, park acres per resident lowest.
Among the 400 U.S. cities of 100,000 or more, Boise City ranks #53 on Outdoors.
Few Idaho towns conserve much land (a typical one, 2%; the U.S., 4%), so Boise City’s 10% is ahead of 98% of Idaho towns, while its trails per square mile lead 91% of them.
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 Military Reserve, with 11.5 miles. Directions go to the nearest trailhead or public parking.
Hillside to Hollow Reserve
Hulls Gulch Reserve
Polecat Gulch Reserve
Mesa Reserve
Pleasant Valley Trail System 1
Oregon Trail Recreation Area
Simplot Sports Complex
All 109 parks & preserves
5,764 conserved acres
10% of Boise City’s land. Who manages Boise City’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
Conserved doesn’t always mean open to visitors. 196 acres are conservation easements, usually private land. Public access isn’t recorded for 76 of 261 parcels. The walks above are places people visit.
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Military Reserve Local Conservation Area | Town or city | 688 | Open |
| Idaho Department of Lands State Resource Management Area | State Department of Land | 519 | Open |
| Polecat Gulch Reserve Local Conservation Area | Town or city | 355 | Open |
| Hulls Gulch Reserve Local Conservation Area | Town or city | 286 | Open |
| State of Idaho State Other or Unknown | Other state land | 281 | Open |
| Hillside to Hollow Reserve Local Conservation Area | Town or city | 265 | Open |
| Mesa Reserve Local Conservation Area | Town or city | 214 | Open |
| Penitentiary Os State Other or Unknown | Other state land | 188 | Open |
| Simplot Sports Complex Local Recreation Area | Town or city | 156 | Open |
| Ann Morrison Memorial Park Local Park | Town or city | 149 | Open |
5 smaller protected places aren’t shown.
189 places to go in Boise City
Beaches, playgrounds, peaks, falls and more. Pick a kind.
4 beaches without a name on the map. Tap “Show all on map” to see them.
150 playgrounds are on OpenStreetMap in all; the list shows named ones from the first 30.
Plus 5 dog parks without a name on the map.
1 boat launch without a name on the map. Tap “Show all on map” to see it.
1 waterfall without a name on the map.
Plus 4 scenic views without a name on the map.
1 peak without a name on the map.
Plus 5 picnic areas without a name on the map.
Plus 4 community gardens without a name on the map.
25 named trails and 13 lakes & rivers
15 more trails
209 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.
137 places on the National Register, one a National Historic Landmark
The country’s official list of places worth saving (National Park Service). The map also marks 31 historic points from OpenStreetMap: plaques, memorials and old buildings.
125 more on the History page.
The best walking months in Boise City: April to June 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) | 9.3 | 10.4 | 11.8 | 13.4 | 14.7 | 15.4 | 15.1 | 14.0 | 12.4 | 10.9 | 9.6 | 8.9 |
| High (°F) | 39 | 47 | 57 | 64 | 73 | 82 | 93 | 91 | 81 | 66 | 50 | 39 |
| Rain (in) | 1.6 | 1.1 | 1.4 | 1.3 | 1.5 | 0.8 | 0.2 | 0.2 | 0.4 | 0.8 | 1.3 | 1.7 |
August is the driest month (0.2 in) and July the warmest (highs of 93 °F). 1.7 inches fall in December, the wettest month. Summer highs reach 93 °F, too hot for the outline. The climate in Boise City →
Boise City and its neighbors
Boise City 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 |
|---|---|---|---|---|---|
| Boise City | 10% | 2.2 | 19 | 97% | A |
| Garden City | 1% | 1.4 | 3 | 99%+ | B+ |
| Meridian | 2% | 0.6 | 6 | 97% | B |
| Eagle | 11% | 2.0 | 22 | 82% | A |
The four inputs of the Outdoors grade, from the engine; shares are of land, not water.
Questions about parks and trails in Boise City
Where can I hike in Boise City?
The longest trail networks: Military Reserve, 11.5 miles; Hillside to Hollow Reserve, 11.4 miles; Hulls Gulch Reserve, 9.7 miles; Polecat Gulch Reserve, 4.6 miles. Each one is on the map above, with directions to the nearest trailhead or parking.
How much of Boise City is conserved land?
10% of its land, against a typical 2% for an Idaho town and 4% nationally (PAD-US). Conserved doesn’t always mean open to visitors: easements are usually private land.
Are dogs allowed on Boise City’s trails?
OpenStreetMap records dogs as welcome at Hillside to Hollow Reserve (on leash), Hulls Gulch Reserve (on leash) and Polecat Gulch Reserve (on leash). For the rest, check the signs at the trailhead.
Where can I bike in Boise City?
209 miles of bike routes are on the map: 126 of painted or protected lanes, 57 of off-road paths and 26 of shoulders and shared lanes.
Is there public land near Boise City?
134,251 acres of parks and open public land lie inside Boise City or within 10 miles of it (PAD-US), 5,927 of them inside the city line.
How much outdoors does Boise City have?
Ahead of 93% of U.S. towns on the Outdoors grade, #2 of 59 in Idaho. 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 Boise City 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 →