National Park Service · Wyoming
Lewis Lake Campground
National Park Service · Wyoming, United States · in Yellowstone National Park
- Sites
- 84
- Hookups
- 84 with water, 81 no hookups
- Season
- June 15 to October 11
- Max RV length
- 25 ft
- Drinking water
- Yes
- Restrooms
- Yes
- Showers
- No
- Dump station
- No
- Laundry
- No
- Pets
- Yes
- Elevation
- 7,802 ft
- Dark sky
- Bortle class 1
- Cell coverage
- T-Mobile none · AT&T none · Verizon none (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
- Lake
- Yellowstone National Park
- Nearest town
- Yellowstone
- Address
- Yellowstone National Park, Yellowstone, WY, 82190
- Phone
- 307-344-2107
- Activities
- Backpacking, Birding, Boating, Canoeing, Fishing, Hiking, Ranger Station
84 numbered sites are mapped one by one - open the site map to pick yours.
About
Overview
Lewis Lake Campground—elevation 7,800 ft (2377 m)—is about twelve miles (19 km) from the South Entrance and a short walk from the southeast shore of Lewis Lake. The maximum total vehicle length in the campground is 25 feet (7.5 m). Water is only available from July 1st-October 1st. A boat ramp is located near the campground information and registration area. Canoes, kayaks, and motor boats are allowed on Lewis Lake. The park requires a boat permit and park staff will perform an aquatic invasive species inspection. Learn more on the park's Boat on a Lake web page.
Recreation
Visit the Fishing, Hiking, and/or Photography & Wildlife Watching web pages for many things to do.
Facilities
Lewis Lake Campground offers:
84 Campsites
Food Storage Lockers
Trash/Recycling Collection
Staff or Volunteer Host On Site - Seasonal
Potable Water spigots (July 1st-October 1st)
Vault Toilets - year round
Boat launch
The campground does NOT have Cell Phone Reception or Showers
Natural Features
The campground is on one of the large, fresh water, high elevation lakes in Yellowstone. Lewis Lake allows use of both motorized and non-motorized boats.
Contact Info
For facility specific information, please call (307) 344-2289.
Nearby Attractions
Lewis Falls
Lewis Canyon overlook
Charges & Cancellations
No-Shows: A no-show visitor is one who does not arrive at a campground and does not cancel the reservation by check-out time on the day after the scheduled arrival date. Staff will hold a campsite until check-out time on the day following the arrival date. A $20.00 service fee plus the first night's rate, taxes and applicable add-ons apply.
Early Departures: Notify staff at the facility if you depart early to allow others to use the site. You may be eligible for a partial refund. If a visitor requests a refund for an early departure after the facility check-out time (10 a.m.), the visitor will not receive a refund for that night.
Fees
Nightly fee cost: $20.00 Interagency Access and Senior Pass holders receive a 50% discount.
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 22° | 11° | -15° | 34° | 11 of 11 |
| February | 23° | 12° | -11° | 40° | 11 of 11 |
| March | 33° | 18° | 4° | 50° | 11 of 11 |
| April | 36° | 23° | 3° | 51° | 11 of 11 |
| May | 49° | 30° | 22° | 57° | 11 of 11 |
| June | 59° | 38° | 27° | 78° | 5 of 11 |
| July | 75° | 49° | 35° | 85° | 0 of 11 |
| August | 73° | 50° | 40° | 82° | 0 of 11 |
| September | 64° | 43° | 26° | 74° | 2 of 11 |
| October | 45° | 31° | 15° | 64° | 10 of 10 |
| November | 34° | 20° | 2° | 51° | 10 of 10 |
| December | 23° | 14° | 0° | 36° | 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
- Grant Village Campground · National Park Service · 8 mi · 430 sites
- Headwaters Campground at Flagg Ranch · National Park Service · 12 mi · 171 sites
- Sheffield Campground · USDA Forest Service · 13 mi
- Lizard Creek Campground · National Park Service · 19 mi · 61 sites
- Bridge Bay Campground · National Park Service · 20 mi · 432 sites
All public campgrounds in Wyoming · Every state and province · Facts read from the operator 2026-07-16. Confirm fees, rules and current status with the operator before you go.