Martinez Lake
Lake · Arizona
ℹ️ Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.
About this swimming hole
A river-lake on the Colorado near Yuma with a resort, marina, and warm swimming water. Martinez Lake's sheltered coves are calm and family-friendly. It is Yuma County's most developed lake swim.
Good to know
| Water type | Lake |
|---|---|
| Water temperature | 70s-80s summer |
| Depth | swim near shore |
| Best season | March-October |
| Fees | Free; resort fees for amenities |
| Reservations required | No |
| Hours | sunrise-sunset |
| Parking | Resort and public lots |
| Amenities | restrooms, picnic tables |
| County | Yuma County |
| Nearest town | Yuma |
| Safety notes | No lifeguard; boat traffic |
Map
Nearby swimming holes
Frequently asked questions
Does Martinez Lake require reservations?
No reservations are required at Martinez Lake based on current information — but verify before you go.
Is there a fee to visit Martinez Lake?
Reported fee info: Free; resort fees for amenities. Fees can change — confirm with the official link.
When is the best time to visit Martinez Lake?
The best season is typically March-October.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026