Mystery Valley Karst Preserve
Managed by Michigan Nature Association
73 acres1.2 mi of trail
Dog rules not recorded
Directionsto the parking lotWebsite ↗
Photo: Elevatorrailfan · CC BY-SA 4.0–Not graded
Outdoors in Posen Township
Few parks or trails are on the map in Posen Township
The biggest trail networks: Mystery Valley Karst Preserve (1.2 mi). 3% of Posen Township’s land is conserved, about 565 acres. 309 acres are parks and preserves, 370 per 1,000 residents.
Conserved land
3%
565 acres · of 35.1 sq mi of land
Trails
3.5 mi
0.1 per sq mi of land
Park land
309 ac
370 acres per 1,000 residents
Near a park
44%
of residents within ½ mile
Bike routes
8.9 mi
8.9 mi paths
Lakes & rivers
2
1 boat launch
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 Mystery Valley Karst Preserve, with 1.2 miles. Directions go to the nearest trailhead or public parking.
Sunken Lake Park
Managed by Presque Isle County
140 acres
Dog rules not recorded
No trailhead mapped yet
Davis Bog Sanctuary
Managed by Michigan Audubon Society
75 acres
Dogs usually not allowed
No trailhead mapped yetWebsite ↗
Who protects it
565 conserved acres
3% of Posen Township’s land. Who manages Posen Township’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
Land trusts & nonprofits155 ac
County128 ac
State natural resources120 ac
USDA easements (NRCS)112 ac
U.S. Fish and Wildlife Service51 ac
State Conservation Area · 194 acConservation Easement · 162 acLocal Park · 128 acPrivate Conservation · 80 ac
Good to know
Conserved doesn’t always mean open to visitors. 162 acres are conservation easements, usually private land. The walks above are places people visit.
The biggest protected parcels
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Fletcher Park Local Park | County | 128 | Open |
| MNRTF Parcel State Conservation Area | State natural resources | 120 | Restricted |
| Davis Bog Sanctuary Private Conservation | Land trusts & nonprofits | 80 | Open |
| Mystery Valley State Conservation Area | Land trusts & nonprofits | 75 | Open |
Things to do
3 places to go in Posen Township
Beaches, playgrounds, peaks, falls and more. Pick a kind.
Playgrounds in Posen Township
1 playground without a name on the map. Tap “Show all on map” to see it.
Boat launches in Posen Township
Sunken Lake Boat LaunchIn Sunken Lake Park
DirectionsCampgrounds in Posen Township
Sunken Lake CampgroundIn Sunken Lake Park
DirectionsTrails & water
2 lakes & rivers
Lakes & rivers tap for directions
Biking & sports
8.9 miles of bike routes
Bike lanes are often missing from the map in smaller towns, so that number is likely low.
8.9 mi
off-road bike paths
Courts & fields
2Baseball
1Equestrian
1Football
Includes school and college facilities, which aren’t always open to the public.
When to get out
The best walking months in Posen Township: May, June, August 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) | 9.1 | 10.3 | 11.8 | 13.4 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 9.4 | 8.8 |
| High (°F) | 27 | 29 | 39 | 52 | 65 | 75 | 80 | 78 | 70 | 56 | 43 | 32 |
| Rain (in) | 2.0 | 1.5 | 1.7 | 2.9 | 3.0 | 3.0 | 3.5 | 3.3 | 3.2 | 3.2 | 2.2 | 2.1 |
February is the driest month (1.5 in) and July the warmest (highs of 80 °F). 3.5 inches fall in July, the wettest month. The climate in Posen Township →
Next door
Posen Township and its neighbors
Tap a town to see its outdoors.
Krakow Township31 miPulawski Township26 miLong Rapids Township12 miPosen Township3.5 miMetz Township2.5 mi
| Town | Conserved of land | Trail mi per sq mi | Park acres per 1,000 | Near a park ½ mile | Outdoors |
|---|---|---|---|---|---|
| Posen Township | — not graded: under 1,000 residents or part of its town | ||||
| Metz Township | — not graded: under 1,000 residents or part of its town | ||||
| Krakow Township | — not graded: under 1,000 residents or part of its town | ||||
| Long Rapids Township | — not graded: under 1,000 residents or part of its town | ||||
| Pulawski 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 Posen Township
Where can I hike in Posen Township?
The longest trail networks: Mystery Valley Karst Preserve, 1.2 miles. Each one is on the map above, with directions to the nearest trailhead or parking.
Are dogs allowed on Posen Township’s trails?
Mystery Valley Karst Preserve and Sunken Lake Park don’t have dog rules recorded on the map; check the signs at the trailhead.
Where can I bike in Posen Township?
8.9 miles of bike routes are on the map: 8.9 of off-road paths.
Is there public land near Posen Township?
38,085 acres of parks and open public land lie inside Posen Township or within 10 miles of it (PAD-US), 309 of them inside the town line.
Trail talk
Conditions, parking and favorite walks from Posen 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 →