| ZIP Codes: | 5 ZIP Codes (3 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Code: | 318 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:25 PM |
| Population: | 20,146 [See All] |
| FIPS: | 22083 |
| CBSA: | Monroe, LA |
| Land Area: | 665 sq mi |
| Water Area: | 8 sq mi |
| Coordinates: | 32.3931, -91.7556 |
| Quick Link: |
20,146 residents live across 5 ZIPs covering 665 sq mi, served by 5 distinct USPS-recognized cities.
Population moved from 21,341 to 20,146 from 2014 to 2024 — a -5.6% change. 1 ZIPs gained residents, 3 lost.
The parish's wealthiest ZIP 71259 (Mangham, $58,958 median) and poorest ZIP 71269 (Rayville, $49,668) are 14.2 miles apart — a 1.2× income gap across local geography.
Median home values vary 1.2× across this parish — from $121,100 in 71232 (Delhi) to $145,900 in 71269 (Rayville).
Density varies 2× across the parish — from 22 people/sq mi in 71259 (Mangham) to 38 in 71269 (Rayville).
Educational attainment ranges from 14.1% bachelor's+ in 71232 (Delhi) to 27.4% in 71259 (Mangham) — the breadth of educational profiles across the area.
Within Louisiana, this is the #45 most populous of 64 parishes and ranks #33 for median household income .
Weighted by population, the typical household earns about $52,344 across the parish — reflecting what a typical resident sees, not a simple ZIP average.
17.4% of adults age 25+ hold a bachelor's degree or higher (2,356 of 13,546 reporting).
3 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this parish.
A frontier parish — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
One ZIP holds the majority of this parish's population — a sign of a county built around a single city or town.
Richland Parish lost 5.6% of residents between 2014 and 2024. ZIPs that shed the largest share: