County ProfileLA
Ouachita County
Population: 160,368 · 16 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
160,368
People
Median age
36.6
Housing
Total households
61,489
Income
Median household income
$54,688
Housing
Total housing units
71,172
Employment
Employment rate
56%
Education
Bachelor’s degree or higher
28.6%
Healthcare
Insured population
92.6%
County details
Local time 02:22:07(CT)| Name | Ouachita |
|---|---|
| Total ZIP codes | 16total |
| ZIP codes (by type) | 7 Standard7 PO Box2 Unique |
| Area code | 318 |
| Timezone | Central Time (CT) |
| Coordinates | 32.480932, -92.1515814 |
| Land area | 610.1 sq miles(1,580.3 km²) |
Map of Ouachita county, Louisiana with ZIP codes
Cities and Communities in Ouachita County
Compare the largest cities in Ouachita County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Monroe | 47,702 | $40,505 | 10ZIPs |
| West Monroe | 13,103 | $49,386 | 3ZIPs |
| Swartz | 4,354 | $67,287 | 1ZIPs |
| Sterlington | 1,980 | $69,007 | 1ZIPs |
| Calhoun | 670 | $138,372 | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Ouachita County
Review the most populated postal areas across Ouachita County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 71203 | Monroe | $52,326 | 37,438 |
| 71291 | West Monroe | $71,639 | 34,670 |
| 71202 | Monroe | $28,213 | 27,535 |
| 71292 | West Monroe | $51,355 | 22,774 |
| 71201 | Monroe | $65,446 | 21,565 |
| 71225 | Calhoun | $74,873 | 8,179 |
| 71280 | Sterlington | $78,531 | 4,708 |
| 71209 | Monroe | — | 1,091 |
| 71212 | Monroe | — | 10 |
| 71207 | Monroe | — | — |
| 71210 | Monroe | — | — |
| 71211 | Monroe | — | — |
| 71213 | Monroe | — | — |
| 71217 | Monroe | — | — |
| 71281 | Swartz | — | — |
| 71294 | West Monroe | — | — |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS