12 monitored sites: 12 first-come, first-served.
First-come, first-served — no advance reservations
About Mills Canyon Campground
Mills Canyon Campground is a campground in New Mexico with 12 mapped sites. Its 12 sites are first-come, first-served and cannot be reserved in advance. Sites accommodate RVs up to 100 ft. It is a no-hookup campground. Pets are welcome at some sites and most sites have a fire pit. Maximum party size is 6. Campsite Sniper watches the targets you choose and alerts you when one frees up. We never book, hold, or pay for reservations; you book directly on Recreation.gov.
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FAQ
How do I get a reservation at Mills Canyon Campground?
Mills Canyon Campground operates on a first-come, first-served basis and cannot be reserved in advance. Campsite Sniper does not have real-time on-site vacancy information for this facility; visitors claim sites in person on arrival.
Does Campsite Sniper book this campground for me?
No. Campsite Sniper sends alerts and direct Recreation.gov links. It never books, pays for, holds, hoards, or resells reservations.
How current is this availability data?
Campsite Sniper re-checks public Recreation.gov availability for this facility every hour and republishes whenever anything changes. This facility's data last changed at Oct 14, 2026 15:19 UTC; an older timestamp means nothing has changed since that time, not that checking stopped. Always confirm final availability on Recreation.gov when you book.
Which sites at Mills Canyon Campground fit a 35-foot RV?
12 of the 12 sites that support RV analysis have a recorded maximum of 35 ft or more; the longest recorded is 100 ft.
First-come, first-served
This facility does not offer advance online reservation inventory for Campsite Sniper to monitor, and Campsite Sniper cannot determine real-time physical vacancy. Sites are claimed in person on arrival. For arrival rules, season dates and current conditions, check the facility's page on Recreation.gov.
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