Deep Creek is the Maryland lake that started as a machine and learned to act like a mountain town. It sits high in Garrett County, west of the Allegheny Front, 3,900 acres of reservoir water held for a hydroelectric project but ringed now by vacation houses, marinas, restaurants, rental decks, floating docks, and the ski slopes of Wisp above McHenry Cove. The state park gives the public version of it: a sandy swimming beach, shaded picnic tables, a 24-hour boat ramp when weather allows, campground loops, a Discovery Center, and trails climbing through rhododendron and mountain laurel toward Meadow Mountain. The interesting thing is how much of Deep Creek is regulated even when it feels casual. The state owns the lake bed and buffer strip, the water level lives inside a rule band, and the only ordinary way out is through the intake tunnel and hydro plant, where lake water drops toward the Youghiogheny and becomes electricity, cold-water trout support, or scheduled whitewater downstream. The lake sits west of the Eastern Continental Divide, so this Maryland water is quietly on its way to the Gulf of Mexico. On the lake itself, summer can be loud and churned up enough that anglers talk about hiding in coves, fishing docks, bridges, wood, and rocky grass early or late before the pleasure boats get going; but quiet is also written into law here, with personal watercraft shut down from 11 a.m. to 4 p.m. on peak summer weekends and holidays, and boats capped at a size that keeps the lake from becoming a floating suburb. After rain it is damp earth and green hills. In winter, when the freeze cooperates, Maryland's resort lake becomes ice fishing below and ski lights above.
curator · lake-level · as of Sep 3, 2026
The facts
- Surface area 14.9 km² usgs-3dhp · lake-level · as of Jun 2, 2026
- Nearest town Thayerville · 2 km osm-overpass · lake-level · as of Jun 2, 2026
- Bird species (within 25 mi) 191 ebird-api-v2 · lake-level · as of Jun 2, 2026
- Bird diversity index 0.95 ebird-api-v2 · lake-level · as of Jun 2, 2026
- Median home value $324,600 census-acs-2024-b25077 · block-group-level · as of Jun 2, 2026
- Water clarity Moderate sentinel-2-l2a · lake-level · as of Sep 3, 2026
- Night sky Dark skies viirs-black-marble-vnp46a4 · lake-level · as of Sep 3, 2026
- Surroundings Resort — a shoreline built for visitors curator · lake-level · as of Sep 3, 2026
- Water origin Reservoir curator · lake-level · as of Sep 3, 2026
In more detail
- Climate
- strongly four-season; cold winters (~29°F mean), mild summers (~67°F); ~53 in precip/yr noaa-normals-1991-2020-descriptor · lake-level · as of Jun 2, 2026
- Public access
- Public access to Deep Creek Lake is centered on Deep Creek Lake State Park, which the Maryland Park Service operates on the lake's shore. The park offers a four-vehicle boat launch ramp open 24 hours (weather permitting), two sandy swimming beaches, about one mile of lakefront day-use area, an ADA-accessible fishing pier, and 20 miles of trails. Day-use and boat-launch fees apply unless the visitor holds a lake use permit or state park pass. Fees/permits: $3 Maryland-resident / $5 non-resident vehicle day-use fee; separate per-use boat launch ramp fee (waived with a valid lake use permit or Maryland State Park pass).. Sources: dnr.maryland.gov (fetched 2026-07-12). curated-web-harvest · lake-level · as of Jul 12, 2026
- Dogs and pets
- medium — 4 dog parks within 25 mi (OSM); state rule: Maryland state parks and forests require pets to be leashed at all times except in designated off-leash allowances. In designated pet zones the leash may be up to 6 feet; in undeveloped areas it may be up to 10 feet. Guide/service dogs are the only pets allowed in picnic, cabin, and camping areas outside designated pet zones. (COMAR 08.07.06.17 (Pets), fetched 2026-07-12); DNR states pets are allowed on park trails, in day-use areas, along most shoreline (swimming from shore), and in the Browning, Beckman, and Garrett camp loops, but not on the swimming beach, docks, or fishing piers. (dnr.maryland.gov, fetched 2026-07-12); A local visitor-guide page states dogs are barred from the sandy swim beach and describes a seasonal caveat, worded ambiguously as day-use/lake pet access applying 'Labor Day to Memorial Day weekend,' which appears to conflict with DNR's undated shoreline-access statement. (deepcreek.com, search-extraction 2026-07-12) curated-web-harvest · lake-level · as of Jul 12, 2026
- Property tax
- 0.78% ACS effective-rate proxy (2024 ACS 5-year; Garrett County anchor: $1,836 median real-estate taxes paid ÷ $235,300 median owner-occupied home value; Maryland proxy 0.97%, -0.19 percentage points). census-acs-2024-property-tax · county-level · as of Dec 31, 2024
Where it’s heading
Stable hand-rated for v0.1 · lake-level · as of Sep 3, 2026
Deep Creek Lake is a mature, built-out resort destination — Maryland's largest inland lake, ringed by vacation homes, marinas, and the Wisp ski area, with the state owning the lake bed and a buffer strip around the shoreline. Operations sit inside a long-standing regulatory framework: a 2020 MDE permit sets the seasonal lake-level rule band and downstream release schedule, and COMAR boating rules cap boat size and restrict personal watercraft on peak summer weekends. No advisories, closures, or vacancy signals are on record, and nothing indicates a construction or price surge; the established resort economy is steady.