Crystal Bog Preserve
Managed by The Nature Conservancy
1,461 acres
Dogs usually not allowed
No trailhead mapped yet
–Not graded
Outdoors in Sherman
Few parks or trails are on the map in Sherman
7% of Sherman’s land is conserved, about 1,900 acres. 13 miles of mapped trail cross Sherman, 0.3 per square mile of land.
Conserved land
7%
1,900 acres · of 40.0 sq mi of land
Trails
13 mi
0.3 per sq mi of land
Near a park
under 1%
of residents within ½ mile
Bike routes
2.0 mi
2.0 mi paths
Lakes & rivers
5
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
Directions go to the nearest trailhead or public parking.
Who protects it
1,900 conserved acres
7% of Sherman’s land. Who manages Sherman’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
Land trusts & nonprofits3,336 ac
State parks24 ac
Private Conservation · 3,336 acState Recreation Area · 24 ac
Good to know
Conserved doesn’t always mean open to visitors. Public access isn’t recorded for 3 of 5 parcels. The walks above are places people visit.
The biggest protected parcels
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Crystal Bog Preserve Private Conservation | Land trusts & nonprofits | 3,336 | Unknown |
| Patten to Sherman Rail Trail State Recreation Area | State parks | 24 | Closed |
Trails & water
5 lakes & rivers
Lakes & rivers tap for directions
Biking & sports
2.0 miles of bike routes
Bike lanes are often missing from the map in smaller towns, so that number is likely low.
2.0 mi
off-road bike paths
History along the way
History →1 place on the National Register
The country’s official list of places worth saving (National Park Service).
A. B. Leavitt HouseBuilding · listed 1986
About itWhen to get out
The best walking months in Sherman: May to 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) | 9.0 | 10.3 | 11.8 | 13.5 | 14.9 | 15.7 | 15.4 | 14.1 | 12.5 | 10.8 | 9.4 | 8.7 |
| High (°F) | 24 | 27 | 36 | 49 | 64 | 73 | 78 | 77 | 68 | 54 | 41 | 30 |
| Rain (in) | 3.2 | 2.6 | 3.2 | 3.5 | 3.7 | 4.3 | 3.9 | 3.8 | 3.8 | 4.7 | 3.9 | 4.0 |
February is the driest month (2.6 in) and July the warmest (highs of 78 °F). 4.7 inches fall in October, the wettest month. The climate in Sherman →
Next door
Sherman and its neighbors
Sherman has the second 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 |
|---|---|---|---|---|---|
| Sherman | — not graded: under 1,000 residents or part of its town | ||||
| Crystal | — not graded: under 1,000 residents or part of its town | ||||
| Stacyville | — not graded: under 1,000 residents or part of its town | ||||
| Island Falls | — 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 Sherman
Are dogs allowed on Sherman’s trails?
Crystal Bog Preserve doesn’t have dog rules recorded on the map; check the signs at the trailhead.
Where can I bike in Sherman?
2.0 miles of bike routes are on the map: 2.0 of off-road paths.
Is there public land near Sherman?
13,760 acres of parks and open public land lie inside Sherman or within 10 miles of it (PAD-US), almost none of it inside the town line.
Trail talk
Conditions, parking and favorite walks from Sherman 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 →