Imperial County, California Zip Codes
📍 Imperial County has 17 zip codes with a population of 174,094.
Imperial County is located in California with a land area of 3,683 square miles. The county seat is El Centro. Below you'll find all 17 zip codes in Imperial County with population, income and home value, the county's affordability profile, and links to its 14 city pages.
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
All Imperial County Zip Codes
| ZIP Code | City | Details |
|---|---|---|
| 92222 | Bard | View → |
| 92227 | Brawley | View → |
| 92231 | Calexico | View → |
| 92232 | Calexico | View → |
| 92233 | Calipatria | View → |
| 92243 | El Centro | View → |
| 92244 | El Centro | View → |
| 92249 | Heber | View → |
| 92250 | Holtville | View → |
| 92251 | Imperial | View → |
| 92257 | Niland | View → |
| 92259 | Ocotillo | View → |
| 92266 | Palo Verde | View → |
| 92273 | Seeley | View → |
| 92275 | Salton City | View → |
| 92281 | Westmorland | View → |
| 92283 | Winterhaven | View → |
Imperial County at a Glance
Imperial County has 17 ZIP codes in this directory: 14 standard delivery ZIPs and 3 PO Box or unique ZIPs that carry no resident population in Census data. The 12 ZIPs with published Census housing data cover 174,094 residents, the largest being 92243 (El Centro) with 49,193 people.
The median ZIP in Imperial County has a household income of $52,456 and a home value of $224,300, a price-to-income ratio of 4.6, below the 6.7 California ZIP median. Affordability ranges from 92283 in Winterhaven at a ratio of 2.2 to 92251 in Imperial, where the median home is $313,600. The highest median income is in 92251 (Imperial) at $90,632. Median rent across these ZIPs is $874 a month.
55% of households in the typical Imperial County ZIP own their home (statewide ZIP median 64%). 12% of adults hold a bachelor's degree, far below the 31% statewide median. The median poverty rate is 23.5%, far above the 10.8% statewide ZIP median. Overall density is about 47 residents per square mile across 3,683 square miles of ZIP land area.
Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 California ZIP Code Affordability Report.
Imperial County Zip Code Map
Interactive map of Imperial County, California zip codes.