Demographics of Lafayette Parish, Louisiana

Lafayette Parish, Louisiana had 257,949 people on July 1, 2025, by the Census Bureau’s estimate: +15,773 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.

Lafayette Parish, in four figures

257,949
Population: July 1, 2025, Vintage 2025 estimate.; +6.5%
Change since July 2020: +15,773 people.; 36.5 ±0.3
Median age: ACS 2020–⁠2024.; $67,451 ±$2,676
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.

Lafayette Parish, Louisiana's population grew 6.5% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Lafayette 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

Lafayette Parish, Louisiana's population grew 6.5% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Lafayette 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	242,176	100.0	100.0
2021	244,953	101.1	100.2
2022	248,406	102.6	100.7
2023	250,714	103.5	101.6
2024	254,674	105.2	102.5
2025	257,949	106.5	103.1

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Population of Lafayette 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	242,176	+406	+176	+11	+131
2021	244,953	+2,777	+936	+270	+1,405
2022	248,406	+3,453	+969	+1,242	+1,360
2023	250,714	+2,308	+1,110	+1,244	−8
2024	254,674	+3,960	+1,001	+1,867	+1,096
2025	257,949	+3,275	+982	+1,106	+1,169

Age, 2020–2024

The median age is 36.5 ±0.3: for men 35.7 ±0.2 and for women 37.4 ±0.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Lafayette Parish by age, ACS 2020–2024
Age	People	Share	Louisiana	United States
Under 5	16,354 ±40	6.6% ±<0.1	6.2% ±<0.1	5.6% ±<0.1
5 to 17	43,594 ±1,248	17.6% ±0.5	17.3% ±0.1	16.3% ±<0.1
18 to 24	20,209 ±940	8.1% ±0.4	9.1% ±0.1	9.1% ±<0.1
25 to 44	72,710 ±1,357	29.3% ±0.5	26.6% ±0.1	26.9% ±<0.1
45 to 64	58,662 ±1,293	23.7% ±0.5	24.1% ±0.1	24.8% ±<0.1
65 and over	36,468 ±1,373	14.7% ±0.6	16.7% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $67,451 ±$2,676, and income per person $40,361 ±$1,155, 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 Lafayette Parish by income, ACS 2020–2024
Household income	Households	Share	Louisiana	United States
Under $25,000	19,955 ±1,383	19.8% ±1.4	22.4% ±0.3	14.6% ±<0.1
$25,000 to $49,999	19,275 ±1,296	19.1% ±1.3	20.2% ±0.3	16.7% ±<0.1
$50,000 to $74,999	15,295 ±1,241	15.2% ±1.2	15.9% ±0.2	15.5% ±<0.1
$75,000 to $99,999	12,894 ±1,081	12.8% ±1.1	11.7% ±0.2	12.6% ±<0.1
$100,000 to $149,999	15,360 ±1,202	15.2% ±1.2	14.8% ±0.3	17.5% ±<0.1
$150,000 to $199,999	8,987 ±871	8.9% ±0.9	7.3% ±0.2	9.6% ±<0.1
$200,000 or more	9,137 ±823	9.1% ±0.8	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 Lafayette Parish by age, ACS 2020–2024
Age	Below poverty	Rate	Louisiana	United States
All ages	41,850 ±3,185	17.1% ±1.3	18.9% ±0.3	12.5% ±0.1
Under 18	13,713 ±1,467	23.2% ±2.3	25.4% ±0.5	16.1% ±0.1
18 to 59	21,205 ±1,833	15.7% ±1.3	17.7% ±0.3	11.6% ±0.1
60 and over	6,932 ±734	13.8% ±1.4	15.2% ±0.3	11.0% ±<0.1

Housing, 2020–2024

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Housing in Lafayette Parish, ACS 2020–2024
Measure	Lafayette Parish	Louisiana	United States
Housing units	112,184 ±69	2,108,902 ±333	143,775,355 ±10,234
Occupied	89.9% ±0.8	85.6% ±0.2	89.9% ±0.1
Vacant	10.1% ±0.8	14.4% ±0.2	10.1% ±0.1
Owner occupied	65.5% ±1.4	67.4% ±0.4	65.2% ±0.3
Renter occupied	34.5% ±1.3	32.6% ±0.3	34.8% ±0.1
Median home value	$242,900 ±$4,823	$216,500 ±$1,367	$332,700 ±$236
Median gross rent	$1,057 ±$25	$1,064 ±$8	$1,413 ±$2
Median year built	1988 ±1	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 Lafayette Parish by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Louisiana	United States
Hispanic or Latino	16,679 ±0	6.7% ±<0.1	7.2% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	153,138 ±687	61.7% ±0.3	55.7% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	62,888 ±1,086	25.4% ±0.4	30.5% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	4,786 ±318	1.9% ±0.1	1.7% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	208 ±77	0.1% ±<0.1	0.4% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 280	0% to 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	1,249 ±566	0.5% ±0.2	0.5% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	8,916 ±1,253	3.6% ±0.5	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 Lafayette Parish by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Louisiana	United States
Born in the state	201,606 ±2,160	81.3% ±0.9	77.2% ±0.2	57.3% ±<0.1
Born in another state	32,323 ±1,933	13.0% ±0.8	17.2% ±0.2	26.9% ±<0.1
Born a citizen outside the states	1,188 ±340	0.5% ±0.1	0.7% ±<0.1	1.7% ±<0.1
Born abroad	12,880 ±1,112	5.2% ±0.4	4.9% ±0.1	14.1% ±<0.1
Naturalized citizens	4,716 ±785	1.9% ±0.3	2.0% ±0.1	7.4% ±<0.1
Not citizens	8,164 ±957	3.3% ±0.4	2.9% ±0.1	6.8% ±<0.1

Lafayette Parish among the counties of Louisiana

5th of 64 by population, July 2025. Every one is listed on the Louisiana page.

Counties of Louisiana near Lafayette Parish in population, July 2025
County	July 2025	Change since 2020
East Baton Rouge Parish	456,180	+0.1%
Jefferson Parish	431,398	−1.9%
Orleans Parish	362,154	−5.5%
St. Tammany Parish	279,108	+5.3%
Lafayette Parish	257,949	+6.5%
Caddo Parish	224,226	−5.4%
Calcasieu Parish	208,466	−3.7%
Ouachita Parish	158,542	−1.0%
Livingston Parish	155,036	+8.5%
Tangipahoa Parish	141,346	+5.8%

Elsewhere on the site

Rankings this appears in

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