Supplement Unit
Nature preserve
77 acres0.5 mi of trail
Dog rules not recorded
No trailhead mapped yet
–Not graded
Outdoors in Spring Brook Township
Few parks or trails are on the map in Spring Brook Township
The biggest trail networks: Supplement Unit (0.5 mi). 2.2 miles of mapped trail cross Spring Brook Township, 0.1 per square mile of land.
Conserved land
under 1%
77 acres · of 35.9 sq mi of land
Trails
2.2 mi
0.1 per sq mi of land
Near a park
under 1%
of residents within ½ mile
The map
Conserved land, trails & bike routes
Tap a number to zoom to a park. Tap a layer to hide it.
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 Supplement Unit, with 0.5 miles. Directions go to the nearest trailhead or public parking.
Halma Swamp Wildlife Management Area
Managed by Minnesota Department of Natural Resources
77 acres
Dog rules not recorded
No trailhead mapped yet
Who protects it
77 conserved acres
under 1% of Spring Brook Township’s land. Who manages Spring Brook Township’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
State fish & wildlife77 ac
State Conservation Area · 77 ac
The biggest protected parcels
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Halma Swamp State Wildlife Management Area State Conservation Area | State fish & wildlife | 77 | Restricted |
When to get out
September is the best month for walking in Spring Brook Township
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) | 8.7 | 10.1 | 11.7 | 13.6 | 15.2 | 16.1 | 15.7 | 14.3 | 12.5 | 10.7 | 9.1 | 8.3 |
| High (°F) | 13 | 19 | 34 | 52 | 67 | 76 | 80 | 79 | 69 | 53 | 34 | 20 |
| Rain (in) | 0.7 | 0.5 | 0.8 | 1.2 | 3.1 | 4.0 | 3.6 | 2.6 | 2.5 | 1.8 | 0.9 | 0.9 |
February is the driest month (0.5 in) and July the warmest (highs of 80 °F). 4.0 inches fall in June, the wettest month. The climate in Spring Brook Township →
Next door
Spring Brook Township and its neighbors
Tap a town to see its outdoors.
Davis Township6.6 miDeerwood Township3.6 miSpring Brook Township2.2 miJupiter Township2.0 miAugsburg Township1.6 mi
| Town | Conserved of land | Trail mi per sq mi | Park acres per 1,000 | Near a park ½ mile | Outdoors |
|---|---|---|---|---|---|
| Spring Brook Township | — not graded: under 1,000 residents or part of its town | ||||
| Davis Township | — not graded: under 1,000 residents or part of its town | ||||
| Deerwood Township | — not graded: under 1,000 residents or part of its town | ||||
| Jupiter Township | — not graded: under 1,000 residents or part of its town | ||||
| Augsburg Township | — not graded: under 1,000 residents or part of its town | ||||
The four inputs of the Outdoors grade, from the engine; shares are of land, not water.
Questions about parks and trails in Spring Brook Township
Where can I hike in Spring Brook Township?
The longest trail networks: Supplement Unit, 0.5 miles. Each one is on the map above, with directions to the nearest trailhead or parking.
Are dogs allowed on Spring Brook Township’s trails?
Supplement Unit and Halma Swamp Wildlife Management Area don’t have dog rules recorded on the map; check the signs at the trailhead.
Is there public land near Spring Brook Township?
2,799 acres of parks and open public land lie inside Spring Brook Township or within 10 miles of it (PAD-US), almost none of it inside the town line.
Trail talk
Conditions, parking and favorite walks from Spring Brook Township neighbors.
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 →