City, County & Regional Parks · New York
Onoville Marina Park Campground
City, County & Regional Parks · New York, United States
- Season
- May 1 to October 12
- Cost
- $35/night; $200/week; $2,100 seasonal; extra tent $15/night (2026).
- Pets
- Yes
- Elevation
- 1,332 ft
- Dark sky
- Bortle class 1
- Lake
- Allegheny Reservoir
- Nearest town
- Steamburg
- Address
- 704 West Perimeter Road, Frewsburg, NY 14738
- Phone
- 716-354-2615
About
Cattaraugus County marina and campground on the 12,000-acre Allegheny Reservoir, just north of the Allegheny National Forest. Transient sites require a 3-night minimum during peak season (July, August, holidays). Max stay 30 days per 60-day period; one RV per site. Open May 1 through October 12 in 2026, dates subject to change with reservoir water levels; reservations open in January through Campspot.
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 30° | 16° | -5° | 59° | 11 of 11 |
| February | 34° | 20° | -11° | 62° | 11 of 11 |
| March | 43° | 28° | 8° | 68° | 10 of 11 |
| April | 59° | 36° | 19° | 81° | 6 of 11 |
| May | 68° | 50° | 32° | 84° | 1 of 11 |
| June | 73° | 56° | 44° | 85° | 0 of 11 |
| July | 80° | 64° | 55° | 91° | 0 of 11 |
| August | 77° | 63° | 53° | 87° | 0 of 11 |
| September | 73° | 57° | 45° | 86° | 0 of 11 |
| October | 57° | 43° | 33° | 76° | 0 of 10 |
| November | 43° | 32° | 11° | 62° | 10 of 10 |
| December | 35° | 26° | 8° | 59° | 10 of 10 |
Mid-month figures from 2016–2026 of daily weather at this spot (ERA5 reanalysis via Open-Meteo, CC BY 4.0), in °F. Typical is the median; coldest and hottest are the extremes seen.
Nearby campgrounds
- Willow Bay Recreation Area · USDA Forest Service · 4 mi
- Willow Bay · USDA Forest Service · 4 mi · 109 sites
- Highbanks Campground · Tribal Lands · 4 mi
- Hooks Brook Boat Access Campground · USDA Forest Service · 5 mi · 4 sites
- Nct-Tracy Run North Shelter · USDA Forest Service · 5 mi
All public campgrounds in New York · Every state and province · Facts read from the operator 2026-09-04. Confirm fees, rules and current status with the operator before you go.