| Official Name: | Cienega Springs, Arizona |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Arizona#USA |
| Pushpin Label: | Cienega Springs |
| 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: | 9.98 |
| Area Land Km2: | 9.19 |
| Area Water Km2: | 0.79 |
| Area Total Sq Mi: | 3.85 |
| Area Land Sq Mi: | 3.55 |
| Area Water Sq Mi: | 0.30 |
| Population As Of: | 2020 |
| Population Total: | 1690 |
| Population Density Km2: | 183.88 |
| Population Density Sq Mi: | 476.19 |
| Timezone: | Mountain (MST) |
| Utc Offset: | -7 |
| Elevation Ft: | 374 |
| Coordinates: | 34.1886°N -114.2247°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 85344[2] |
| Area Code: | 928 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 24372 |
| Blank1 Name: | FIPS code |
| Blank1 Info: | 04-13540 |
Cienega Springs is a census-designated place in La Paz County, Arizona, United States. Its population was 1,690 as of the 2020 census.
The community is in northwestern La Paz County, along the Colorado River. It is bordered to the southwest by the community of Bluewater and to the northwest, across the river, by the state of California. Arizona State Route 95 mostly forms the southeast edge of the Cienega Springs CDP. The highway leads southwest to Parker, the La Paz county seat, and northeast to Parker Dam on the Colorado River, forming Lake Havasu.
According to the U.S. Census Bureau, the Cienega Springs CDP has a total area of 9.96sqkm, of which 9.17sqkm are land and 0.79sqkm, or 7.9%, are water.[3]
Cienega Springs is served by the Cienga Water Company.[4]