New Mexico State Parks · New Mexico
Sumner Lake State Park
New Mexico State Parks · New Mexico, United States
- Sites
- 50
- Season
- Year-round
- Drinking water
- Yes
- Restrooms
- Yes
- Showers
- Yes
- Dump station
- Yes
- Pets
- Yes
- Elevation
- 4,242 ft
- Dark sky
- Bortle class 1
- Cell coverage
- T-Mobile weak · Verizon weak · AT&T good (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
- Lake
- Sumner Lake
- Nearest town
- Sumner Lake
- Address
- 5782 State Rte 203, Fort Sumner, NM 88119
- Phone
- 575-355-2541
35 numbered sites are mapped one by one - open the site map to pick yours.
About
Sumner Lake State Park is a New Mexico State Park with 50 campsites available for camping.
Fees
New Mexico State Parks charge camping fees under a statewide resident/non-resident fee schedule by site type, not park-specific nightly rates: Primitive sites $10/night resident, $15/night non-resident; Developed sites (no hookup) $15/night resident, $20/night non-resident; plus daily utility hookup add-ons of $5 for water, $10 for electric, and $5 for sewer. Day-use entrance is $5/vehicle resident ($10 non-resident), waived for residents Oct 1-Apr 30. Annual Camping Permits are $300 resident / $600 non-resident ($150 for NM residents 62+). ReserveAmerica reservation fees apply on top ($3.50/night, $10 max; $5 cancellation fee). (Source: emnrd.nm.gov/spd/fees/.)
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 52° | 31° | 8° | 70° | 11 of 11 |
| February | 60° | 33° | -1° | 81° | 9 of 11 |
| March | 68° | 41° | 27° | 84° | 4 of 11 |
| April | 76° | 49° | 31° | 91° | 1 of 11 |
| May | 85° | 57° | 43° | 98° | 0 of 11 |
| June | 95° | 68° | 55° | 107° | 0 of 11 |
| July | 96° | 71° | 62° | 108° | 0 of 11 |
| August | 94° | 70° | 59° | 102° | 0 of 11 |
| September | 87° | 63° | 41° | 99° | 0 of 11 |
| October | 74° | 50° | 31° | 92° | 1 of 10 |
| November | 66° | 41° | 22° | 80° | 4 of 10 |
| December | 57° | 35° | 22° | 77° | 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
- Santa Rosa Lake State Park · New Mexico State Parks · 34 mi · 92 sites
- Rocky Point Campground · Army Corps of Engineers · 34 mi
- South Area Campground · Army Corps of Engineers · 54 mi · 20 sites
- South Area Campground · Army Corps of Engineers · 54 mi
- Conchas Lake State Park · New Mexico State Parks · 56 mi · 74 sites
All public campgrounds in New Mexico · Every state and province · Facts read from the operator 2026-08-22. Confirm fees, rules and current status with the operator before you go.