Demographics of Washington Parish, Louisiana

Washington Parish, Louisiana had 44,937 people on July 1, 2025, by the Census Bureau’s estimate: −421 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Washington Parish, in four figures

44,937
Population: July 1, 2025, Vintage 2025 estimate.; −0.9%
Change since July 2020: −421 people.; 40.9 ±1.0
Median age: ACS 2020–⁠2024.; $45,380 ±$3,664
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Washington Parish, Louisiana's population shrank 0.9% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Washington Parish, Louisiana's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Washington Parish, Louisiana's population shrank 0.9% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Washington Parish, Louisiana's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	45,358	100.0	100.0
2021	45,224	99.7	100.2
2022	45,020	99.3	100.7
2023	45,035	99.3	101.6
2024	45,138	99.5	102.5
2025	44,937	99.1	103.1

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Population of Washington Parish, Louisiana on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	45,358	−101	−62	0	−44
2021	45,224	−134	−145	+1	−31
2022	45,020	−204	−187	0	+15
2023	45,035	+15	−38	+66	−2
2024	45,138	+103	−109	+71	+142
2025	44,937	−201	−122	+22	−98

Age, 2020–2024

The median age is 40.9 ±1.0: for men 39.0 ±1.7 and for women 42.3 ±0.6. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Washington Parish by age, ACS 2020–2024
Age	People	Share	Louisiana	United States
Under 5	2,925 ±207	6.5% ±0.5	6.2% ±<0.1	5.6% ±<0.1
5 to 17	7,786 ±566	17.3% ±1.3	17.3% ±0.1	16.3% ±<0.1
18 to 24	3,561 ±436	7.9% ±1.0	9.1% ±0.1	9.1% ±<0.1
25 to 44	11,113 ±574	24.6% ±1.3	26.6% ±0.1	26.9% ±<0.1
45 to 64	11,049 ±522	24.5% ±1.2	24.1% ±0.1	24.8% ±<0.1
65 and over	8,686 ±673	19.3% ±1.5	16.7% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $45,380 ±$3,664, and income per person $25,927 ±$1,668, in 2024 dollars. The median is $60,756 ±$408 in Louisiana and $80,734 ±$166 in the United States.

Households by income

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Households in Washington Parish by income, ACS 2020–2024
Household income	Households	Share	Louisiana	United States
Under $25,000	5,506 ±684	31.1% ±3.8	22.4% ±0.3	14.6% ±<0.1
$25,000 to $49,999	4,321 ±550	24.4% ±3.1	20.2% ±0.3	16.7% ±<0.1
$50,000 to $74,999	2,596 ±386	14.7% ±2.2	15.9% ±0.2	15.5% ±<0.1
$75,000 to $99,999	1,892 ±369	10.7% ±2.1	11.7% ±0.2	12.6% ±<0.1
$100,000 to $149,999	1,680 ±407	9.5% ±2.3	14.8% ±0.3	17.5% ±<0.1
$150,000 to $199,999	1,185 ±308	6.7% ±1.7	7.3% ±0.2	9.6% ±<0.1
$200,000 or more	536 ±214	3.0% ±1.2	7.8% ±0.2	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Washington Parish by age, ACS 2020–2024
Age	Below poverty	Rate	Louisiana	United States
All ages	10,509 ±1,034	24.3% ±2.4	18.9% ±0.3	12.5% ±0.1
Under 18	3,541 ±612	33.6% ±5.1	25.4% ±0.5	16.1% ±0.1
18 to 59	4,733 ±585	22.2% ±2.6	17.7% ±0.3	11.6% ±0.1
60 and over	2,235 ±407	19.8% ±3.4	15.2% ±0.3	11.0% ±<0.1

Housing, 2020–2024

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Housing in Washington Parish, ACS 2020–2024
Measure	Washington Parish	Louisiana	United States
Housing units	21,439 ±45	2,108,902 ±333	143,775,355 ±10,234
Occupied	82.6% ±1.9	85.6% ±0.2	89.9% ±0.1
Vacant	17.4% ±1.9	14.4% ±0.2	10.1% ±0.1
Owner occupied	69.3% ±2.9	67.4% ±0.4	65.2% ±0.3
Renter occupied	30.7% ±3.1	32.6% ±0.3	34.8% ±0.1
Median home value	$155,700 ±$10,722	$216,500 ±$1,367	$332,700 ±$236
Median gross rent	$774 ±$46	$1,064 ±$8	$1,413 ±$2
Median year built	1982 ±3	1983 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Washington Parish by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Louisiana	United States
Hispanic or Latino	1,508 ±0	3.3% ±<0.1	7.2% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	28,197 ±342	62.5% ±0.8	55.7% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	12,101 ±601	26.8% ±1.3	30.5% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	0 to 88	0% to 0.2%	1.7% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	99 to 349	0.2% to 0.8%	0.4% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 289	0% to 0.6%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	30 to 272	0.1% to 0.6%	0.5% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	2,770 ±606	6.1% ±1.3	3.8% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Washington Parish by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Louisiana	United States
Born in the state	36,599 ±917	81.1% ±2.0	77.2% ±0.2	57.3% ±<0.1
Born in another state	8,032 ±900	17.8% ±2.0	17.2% ±0.2	26.9% ±<0.1
Born a citizen outside the states	65 to 327	0.1% to 0.7%	0.7% ±<0.1	1.7% ±<0.1
Born abroad	137 to 449	0.3% to 1.0%	4.9% ±0.1	14.1% ±<0.1
Naturalized citizens	46 to 272	0.1% to 0.6%	2.0% ±0.1	7.4% ±<0.1
Not citizens	1 to 267	< 0.1% to 0.6%	2.9% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Washington Parish among the counties of Louisiana

26th of 64 by population, July 2025. Every one is listed on the Louisiana page.

Counties of Louisiana near Washington Parish in population, July 2025
County	July 2025	Change since 2020
St. Charles Parish	50,586	−3.7%
Lincoln Parish	48,360	+0.1%
St. Mary Parish	46,552	−5.3%
St. Bernard Parish	45,642	+4.1%
Vernon Parish	45,091	−7.3%
Washington Parish	44,937	−0.9%
St. John the Baptist Parish	39,875	−5.9%
Avoyelles Parish	37,941	−4.3%
Beauregard Parish	36,673	+0.2%
Natchitoches Parish	36,089	−3.5%
Webster Parish	34,948	−5.2%

Elsewhere on the site

Rankings this appears in

No. 21 Counties by population growth in Louisiana
No. 26 Counties by population in Louisiana

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — counties and Puerto Rico municipios, with components of change and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026