| Official Name: | La Paz Valley, Arizona |
| Settlement Type: | Census-designated place (CDP) |
| Pushpin Map: | Arizona#USA |
| Pushpin Label: | La Paz Valley |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Arizona |
| Subdivision Type2: | County |
| Subdivision Name2: | La Paz |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 76.06 |
| Area Land Km2: | 76.06 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 29.37 |
| Area Land Sq Mi: | 29.37 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 368 |
| Population Density Km2: | 4.84 |
| Population Density Sq Mi: | 12.53 |
| Timezone: | Mountain (MST) |
| Utc Offset: | -7 |
| Elevation Ft: | 1027 |
| Coordinates: | 33.5583°N -114.2433°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 85346[2] |
| Area Code: | 928 |
| Blank Name: | GNIS feature ID |
| Blank1 Name: | FIPS code |
| Blank1 Info: | 04-40160 |
La Paz Valley is a census-designated place (CDP) in La Paz County, Arizona, United States. Its population was 368 as of the 2020 census. The community is in western La Paz County and is bordered to the north by the town of Quartzsite. To the south it is bordered by Yuma County.
U.S. Route 95 forms the eastern border of the CDP and runs north into Quartzsite and south to Yuma. The Town of Quartzsite operates demand response buses under the name Camel Express that provide weekday service to Quartzsite and La Paz Valley.[3]