Market insights · Louisiana
Washington Parish, LA: growth, migration and housing
Washington Parish has 44,937 residents, down 0.9% since 2020 (-0.5% in the last year). In 2022–2023, 759 households moved in and 768 moved out (-9 net), bringing in a net $1.3M of income. Median household income is $45,380, the median home $155,700 and median rent $774 a month.
In Louisiana: 21st of 64 counties for 5-year population growth · 13th of 64 counties for net in-migration (per resident) · 49th of 64 counties for median household income · 34th of 64 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Washington Parish, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| St. Tammany Parish, LA | 168 | $8.8M |
| Tangipahoa Parish, LA | 109 | $4.0M |
| Jefferson Parish, LA | 36 | $2.4M |
| Walthall County, MS | 31 | $0.8M |
| East Baton Rouge Parish, LA | 23 | $0.5M |
| Orleans Parish, LA | 22 | $0.8M |
Where leavers went
Top counties by households leaving Washington Parish, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| St. Tammany Parish, LA | 158 | $6.7M |
| Tangipahoa Parish, LA | 111 | $3.8M |
| East Baton Rouge Parish, LA | 36 | $1.6M |
| Pearl River County, MS | 32 | $1.6M |
| Livingston Parish, LA | 26 | $1.2M |
| Jefferson Parish, LA | 25 | $0.8M |
| Walthall County, MS | 23 | $1.1M |
BizyFi in Washington Parish
No companies in the BizyFi directory are based here yet. Search them on the company map (company names with a free account), or browse Louisiana companies.
← All Louisiana counties · National rankings
Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.