Every federal campground, and how to actually get a site
Which take reservations, which are first-come, and how many sites of each kind they hold.
Start with the answers
One question, one table2,082 take no reservations at all. At 551 more, some sites book online and the rest go to whoever arrives first. 11 book online for part of the year and go first-come for the rest of it.
Sites with power, and the vehicle length limits that decide whether your rig fits.
Campgrounds whose fee record says no charge. Free means free.
The number on a campground listing is its longest site. Most sites are shorter. This checks every site against your vehicle length.
By size
- 1Colter Bay CampgroundNPS · Grand Teton National Park360 sites
- 2Mather CampgroundNPS · Grand Canyon National Park357 sites
- 3Shenango Recreation Area CampgroundUSACE · Shenango River Lake328 sites
- 4Bloomington EastUSACE · Clinton Lake323 sites
Ranked by total sites.
One campground, in full
The campground that changed most overnight. Every campground page looks like this.
Browse by state
By agency (8) →Guides
All guides →When to arrive, which loops empty first, and what to do when the sign says full.
Sold out is not final. When released sites come back and how to be there when they do.
What the posted maximum actually measures, and where a 30-foot rig fits.
Changes since last run
Open dataFires nearby
Live incidentsRecreation.gov RIDB, NPS, NWS, AirNow, USGS, OpenStreetMap and iNaturalist.
Every night. Counts, alerts and fees on this page are as of October 26, 2026.
The whole dataset is CC0. Download it, or read how it is assembled.
Not affiliated with any agency. Every row links to the official page it came from.