
40 lakes with water-quality readings within 4 hr of downtown
Driving from Detroit to a lake worth swimming in
Pleasant Lake is the closest lake with water-quality readings to Detroit, 42 min away. That is unusual: the closest lake is also the one with the most favourable readings within reach, so there is no tradeoff to make here.
Every lake below is ranked by how long the drive is, and each links to its own water-quality readings. Closest is not the same as cleanest, and this page will not pretend otherwise.
Closer, or cleaner — the whole ladder
40 lakes, sorted by drive time from downtown Detroit. 23 of them have clear, low-nutrient readings. Some of the best water is over a state line — this list crosses into Ohio. The furthest entry is Ottawa R Lake at 2 hr 43 min.
| Drive | Lake | Road miles | County | Size | Access |
|---|---|---|---|---|---|
| 42 min | Pleasant Lake | 27.7 | Oakland County, MI | 45 ac | Not recorded |
| 44 min | Sylvan Lake | 32.9 | Oakland County, MI | 387 ac | Not recorded |
| 48 min | Cranberry Lake | 41.8 | Oakland County, MI | 24 ac | Not recorded |
| 52 min | Twin Lakes | 33.1 | Oakland County, MI | 13 ac | Not recorded |
| 53 min | Indianwood Lake | 40.7 | Oakland County, MI | 49 ac | Not recorded |
| 57 min | Cedar Is Lake | 38.1 | Oakland County, MI | Not recorded | Not recorded |
| 57 min | Tull Lake | 40.4 | Oakland County, MI | 81 ac | Not recorded |
| 1 hr | Crystal Lake | 48.2 | Washtenaw County, MI | 13 ac | Not recorded |
| 1 hr 2 min | Glacier Lake | 50.4 | Washtenaw County, MI | 15 ac | Not recorded |
| 1 hr 4 min | Ore Lake | 49.1 | Livingston County, MI | 229 ac | ✓ Public |
| 1 hr 10 min | Little Portage Lake | 55.5 | Washtenaw County, MI | Not recorded | Not recorded |
| 1 hr 14 min | Cordley Lake | 57.2 | Livingston County, MI | 45 ac | Not recorded |
| 1 hr 14 min | Tamarack Lake | 57.5 | Livingston County, MI | 19 ac | Not recorded |
| 1 hr 15 min | Whitewood Lake | 57.8 | Livingston County, MI | 68 ac | Not recorded |
| 1 hr 15 min | North Lake | 58.5 | Washtenaw County, MI | 224 ac | ✓ Public |
| 1 hr 18 min | Clear Lake | 65.6 | Jackson County, MI | 130 ac | Not recorded |
| 1 hr 21 min | Sugarloaf Lake | 65.9 | Washtenaw County, MI | 280 ac | ✓ Public |
| 1 hr 26 min | Flint Park Lake | 74.5 | Genesee County, MI | 16 ac | Not recorded |
| 1 hr 34 min | Barnes Lake | 67.6 | Lapeer County, MI | 110 ac | Not recorded |
| 1 hr 43 min | Round Lake | 75.8 | Shiawassee County, MI | 11 ac | Not recorded |
| 1 hr 47 min | Lake Lansing | 84.2 | Ingham County, MI | 453 ac | ✓ Public |
| 1 hr 50 min | Devils Lake | 78 | Lenawee County, MI | Not recorded | Not recorded |
| 1 hr 51 min | Fremont Reservoir | 91.5 | Sandusky County, OH | Not recorded | Not recorded |
| 1 hr 52 min | Crystal Lake | 82 | Hillsdale County, MI | 125 ac | Not recorded |
| 1 hr 53 min | Hemingway Lake | 79.5 | Lapeer County, MI | 65 ac | Not recorded |
| 1 hr 55 min | Round Lake | 79.7 | Lenawee County, MI | 507 ac | Not recorded |
| 1 hr 55 min | Manitou Lake | 89.5 | Shiawassee County, MI | 80 ac | Not recorded |
| 2 hr 13 min | Maumee R Upst Independence Dam Lake | 109.7 | Defiance County, OH | Not recorded | Not recorded |
| 2 hr 18 min | Tiffin R Lake | 113.4 | Defiance County, OH | Not recorded | Not recorded |
| 2 hr 24 min | Findlay Reservoir | 110.7 | Hancock County, OH | Not recorded | ✓ Public |
| 2 hr 27 min | Indian Lake | 129 | Kalamazoo County, MI | Not recorded | ✓ Public |
| 2 hr 29 min | Boot Lake | 128.6 | Kalamazoo County, MI | Not recorded | Not recorded |
| 2 hr 31 min | Ottawa Reservoir | 121.7 | Putnam County, OH | Not recorded | Not recorded |
| 2 hr 36 min | Lost Creek Reservoir | 135.4 | Allen County, OH | Not recorded | Not recorded |
| 2 hr 37 min | Metzger Reservoir | 135.8 | Allen County, OH | Not recorded | ✓ Public |
| 2 hr 38 min | Ferguson Reservoir | 137.1 | Allen County, OH | Not recorded | Not recorded |
| 2 hr 38 min | Little Long Lake | 137.2 | Barry County, MI | 168 ac | ✓ Public |
| 2 hr 39 min | Lake Diane | 126.5 | Hillsdale County, MI | 290 ac | ✓ Public |
| 2 hr 40 min | Auglaize R Lake | 128.7 | Paulding County, OH | Not recorded | Not recorded |
| 2 hr 43 min | Ottawa R Lake | 139 | Allen County, OH | Not recorded | Not recorded |
What the numbers are, and are not
Drive times and road miles are one-way road routing from downtown Detroit to the nearest public road at each lake, over the OpenStreetMap network via OSRM (router.project-osrm.org) over OpenStreetMap, driving profile, free-flow. Free-flow means no traffic model and no time of day, so a weekend morning will beat these numbers and a Friday afternoon will not.
Each lake’s water-quality readings, phosphorus, nitrogen, chlorophyll-a and turbidity measured over years by state and federal agencies, are on its own page. They describe the lake’s record; they do not clear the water for a particular afternoon, and they say nothing about the beach, the boat ramp or the view. Lakes with no nutrient or algae reading on record are not listed here, because the water is the only axis this page ranks on.
Size and access come from the lake record where the agency published them. “Not recorded” means nobody documented it — it is a gap in the paperwork, not a statement about the lake.
More lakes near Detroit
Nearby cities
Common questions
Frequently Asked Questions
Pleasant Lake in Oakland County, Michigan. Its nutrient and algae readings are among the most favourable within reach, and the drive is 42 min, or 27.7 road miles. It is also the closest lake of any kind with readings on record.
Not longer at all. The closest lake to Detroit is also the closest one with clear, low-nutrient water, so the cleaner water costs no extra driving.
9 of the 40 lakes here have a public access point on the record, and the closest is Ore Lake, 1 hr 4 min away. The rest of the table shows "Not recorded" where no access point was documented, which is not the same as no access — check with the managing agency before you trailer a boat.
By road, from downtown Detroit to the nearest public road at each lake, over the OpenStreetMap road network. They are free-flow times: no traffic, no time of day, no stops. Treat them as the floor, and add for rush hour and for the last stretch to the water.
No. The readings summarise years of phosphorus, nitrogen, algae and turbidity measurements; they describe the lake, not this afternoon. A beach closure, a bloom, or a heavy rain can change conditions overnight. Whether a lake is safe to swim in is a call for the state water agency and the county health department: check the lake's own page for its measurement record, and check the managing agency for current advisories before you get in.
Stay by the water, not by the highway
Cabins, hotels and rentals around Pleasant Lake in Oakland County, the closest lake to Detroit with the most favourable readings in range. 42 min from downtown.
Top-rated places to stay near Pleasant Lake
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