Washington Parish, LA ZIP Codes
4 ZIP codes cover all or part of Washington Parish, Louisiana: 70438, 70427, 70426 and 70450. The Census Bureau counts 45,120 residents in the county, with a median household income of $45,380 and a median home value of $155,700. Median household income ranges from $29,821 in 70426 to $61,333 in 70450. Its largest communities include Bogalusa, Franklinton, Varnado, Sun and Angie.
Washington Parish (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 45,120 |
| Households | 17,716 |
| Median household income | $45,380 |
| Median home value | $155,700 |
| Median age | 40.9 |
| Median rent | $774 |
All 4 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 45,956 |
| Households (sum of ZIP codes) | 18,176 |
| Median household income, range across ZIP codes | $29,821 (70426) to $61,333 (70450) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $45,120 |
| Homeowners | 70.0% |
| Households with kids under 18 | 29.3% |
| Moved in the past year | 10.8% |
| Carrier routes in EDDM2GO's route library | 23 routes, 11,652 homes (3 of 4 ZIP codes) |
Top facts
- Highest median household income in Washington County: 70450 ($61,333)
- Most residents: 70438 (19,349 people)
- Highest homeownership: 70450 (80.0% own their home)
- Most households with kids: 70450 (35.5% of households)
- Most new movers: 70427 (14.4% moved in last year)
- Youngest median age: 70450 (37.5 years)
- Highest median home value: 70450 ($200,000)
Every ZIP code in Washington County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 70438 | Franklinton | 19,349 | 7,969 | $52,864 | $168,400 | 78.2% | 26.4% | 8.6% | 16 | 8,518 | 96% of its land |
| 70427 | Bogalusa | 17,596 | 6,945 | $38,074 | $133,400 | 59.7% | 33.1% | 14.4% | — | — | 90% of its land |
| 70426 | Angie | 6,090 | 2,084 | $29,821 | $126,600 | 67.4% | 24.2% | 8.7% | 4 | 2,289 | 100% of its land |
| 70450 | Mount Hermon | 2,921 | 1,178 | $61,333 | $200,000 | 80.0% | 35.5% | 8.6% | 3 | 1,399 | 100% of its land |
A ZIP code is listed for Washington Parish when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Bogalusa — 10,468 residents · 1 ZIP code
- Franklinton — 3,602 residents · 1 ZIP code
- Varnado — 425 residents · 1 ZIP code
- Sun — 381 residents · 2 ZIP codes
- Angie — 313 residents · 1 ZIP code
- Rio — 219 residents · 1 ZIP code
Price a mailing to Washington County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Washington Parish, LA?
- 70438, 70427, 70426 and 70450. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Washington Parish?
- 45,120 residents in 17,716 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Washington Parish?
- $45,380 for the county as a whole. Its ZIP codes range from $29,821 (70426) to $61,333 (70450).
- Which Washington County ZIP code has the highest median household income?
- 70450, at $61,333, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Washington Parish?
- For the 3 of 4 ZIP codes in EDDM2GO's stored route library: 23 carrier routes reaching 11,652 residential and 561 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.