County · Louisiana
Ascension Parish, Louisiana
Ascension Parish, Louisiana. Ascension Parish had 135,105 residents in 2025 by the Census Bureau's estimate, up 6.8% since 2020, while Louisiana shrank 0.9%. It holds 6 places (3 cities, villages and boroughs and 3 census-designated) and 29 census tracts. GEOID 22005.
Ascension Parish is one of the 10 counties of the Baton Rouge, LA metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
135,105
Census Bureau estimate (no margin published)
2020 Census count: 126,500 · ACS 2020-2024: 130,314
Median household income
$91,549
±$5,417 (90% margin)
Louisiana: $60,756
Median home value
$279,600
±$7,042 (90% margin)
Louisiana: $216,500
Median gross rent
$1,318
±$81 (90% margin)
Louisiana: $1,064
How many people live in Ascension Parish, and is it growing?
The 2020 Census counted 126,500 residents in Ascension Parish. The Census Bureau estimates 135,105 for July 1, 2025, up 6.8% since 2020, while Louisiana shrank 0.9%. The 2020-2024 American Community Survey puts the population at 130,314 over 290 square miles of land.
| Measure | Ascension Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| Total population | 130,314 | 4,611,961 | +7,200 |
| Households | 47,656±640 | 1,804,780 | +4,624 |
| Average household size | 2.72±0.04 | 2.49 | −0.12 |
| Housing units | 51,940±81 | 2,108,902 | +4,549 |
Ascension Parish's population since 2000
From 76,627 in 2000 to 135,105 in 2025: up 76.3%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Ascension Parish?
Ascension Parish holds 6 places: 3 cities, villages and boroughs (incorporated places) and 3 census-designated places. The largest is Prairieville with 35,238 residents (2020-2024). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Prairieville | 33,197 | $104,923 |
|---|---|---|
| Gonzales | 12,231 | $75,451 |
| Donaldsonville | 6,695 | $23,618 |
| Sorrento | 1,514 | $117,604 |
| LemannvilleGEOID 2243255 | 695 | $16,947 |
| DarrowGEOID 2219490 | 200 | not published |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Ascension Parish?
The median resident of Ascension Parish is 36.6 years old; 26.4% are under 18 and 12.9% are 65 or older. The largest group is non-Hispanic white residents at 63.5%, then non-Hispanic Black residents at 22.8%. 4.9% of residents were born outside the United States.
| Measure | Ascension Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| Median age | 36.6±0.4 | 38.0 | +0.9 |
| Under 18 years | 26.4% | 23.5% | – |
| 65 years and over | 12.9%±0.1 pts | 16.7% | – |
| Hispanic or Latino (any race) | 8.4% | 7.2% | +2.8 pts |
| White alone, not Hispanic | 63.5%±0.3 pts | 55.7% | −4.9 pts |
| Black or African American alone, not Hispanic | 22.8%±0.7 pts | 30.5% | +1.1 pts |
| Asian alone, not Hispanic | 1.0%±0.2 pts | 1.7% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 0.2%±0.1 pts | 0.4% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.1 pts | 0.1% | – |
| Two or more races, not Hispanic | 3.6%±0.7 pts | 3.8% | – |
| Some other race alone, not Hispanic | 0.4%±0.3 pts | 0.5% | – |
| Born outside the United States | 4.9%±0.7 pts | 4.9% | +1.8 pts |
| Speak a language other than English at home (age 5+) | 8.3%±0.9 pts | 8.5% | – |
| Civilian veterans (age 18+) | 6.1%±0.7 pts | 6.1% | – |
| With a disability | 12.1%±1.0 pts | 16.3% | – |
| No health insurance coverage | 6.2%±0.8 pts | 7.8% | no clear change |
| High school graduate or higher (age 25+) | 89.3%±1.4 pts | 87.3% | – |
| Bachelor's degree or higher (age 25+) | 29.1%±1.7 pts | 27.0% | +2.7 pts |
| Graduate or professional degree (age 25+) | 10.0%±1.1 pts | 10.1% | – |
| Moved from another state in the past year | 2.3%±0.7 pts | 1.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Ascension Parish earn?
Half of Ascension Parish's 47,656 households earn less than $91,549 a year (±$5,417), against $60,756 in Louisiana. In 2015-2019 the median was $99,104 in 2024 dollars, so it fell by $7,555 after inflation. 10.3% of residents live below the poverty line.
| Measure | Ascension Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $91,549±$5,417 | $60,756 | −$7,555 |
| Mean household income | $113,485±$4,407 | $87,038 | – |
| Per capita income | $42,258±$1,668 | $35,038 | no clear change |
| People below the poverty line | 10.3%±1.4 pts | 18.9% | no clear change |
| Children under 18 below the poverty line | 12.9%±2.8 pts | 25.4% | no clear change |
| Households receiving SNAP | 12.2%±1.6 pts | 17.3% | – |
| Households with a broadband subscription | 91.9%±1.2 pts | 86.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Ascension Parish?
Owners occupy 81.0% of Ascension Parish's occupied homes and renters 19.0%. The median owner-occupied home is valued at $279,600 by its owner (±$7,042). The median renter pays $1,318 a month including utilities, and 36.5% of renters pay 35% or more of their income on rent.
| Measure | Ascension Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $279,600±$7,042 | $216,500 | +$24,354 |
| Median gross rent | $1,318±$81 | $1,064 | +$109 |
| Renters paying 35% or more of income on rent | 36.5%±6.4 pts | 46.3% | no clear change |
| Median monthly owner costs, with a mortgage | $1,802±$55 | $1,604 | – |
| Owner-occupied homes | 81.0%±1.8 pts | 67.4% | no clear change |
| Housing units | 51,940±81 | 2,108,902 | +4,549 |
| Homeowner vacancy rate | 1.9%±0.8 pts | 1.3% | – |
| Rental vacancy rate | 5.0%±2.8 pts | 7.8% | – |
| Single-family detached homes | 73.5%±1.8 pts | 65.3% | – |
| Mobile homes | 16.8%±1.6 pts | 12.6% | – |
| Built 2020 or later | 4.4%±0.9 pts | 1.8% | – |
| Built 1939 or earlier | 1.7%±0.5 pts | 6.1% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Ascension Parish building?
Builders took permits for 639 new housing units across Ascension Parish in 2025 (327 single-family), 4.7 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Ascension Parish get to work?
81.6% of Ascension Parish's workers drive alone and 8.9% work from home. The average trip to work takes 30.2 minutes. The unemployment rate in 2020-2024 averaged 4.4%.
| Measure | Ascension Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 68.5%±1.3 pts | 59.3% | – |
| Unemployment rate | 4.4%±1.0 pts | 6.3% | no clear change |
| Drove alone to work | 81.6%±2.0 pts | 78.6% | – |
| Carpooled | 7.9%±1.3 pts | 8.7% | – |
| Public transportation | 0.4%±0.3 pts | 0.9% | – |
| Walked | 0.8%±0.4 pts | 1.8% | – |
| Worked from home | 8.9%±1.5 pts | 8.1% | +5.0 pts |
| Mean travel time to work | 30.2 min±1.4 | 25.7 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Ascension Parish's census tracts?
Ascension Parish is divided into 29 census tracts. Among those with a reliable estimate, median household income runs from $33,266 (Tract 310.01) to $157,083 (Tract 303.01).
All 29 census tracts of Ascension Parish, with their figures
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Ascension Parish compare with Louisiana's other counties?
| Measure | Rank |
|---|---|
| Population | 11th of 64 |
| Growth 2020-2025 | 3rd of 64 |
| Residents per square mile | 5th of 64 |
| Median household income | 1st of 64 |
| Median home value | 4th of 64 |
| Median gross rent | 5th of 64 |
| Poverty rate | 63rd of 64 |
| Bachelor's degree or higher | 7th of 64 |
| Median age | 52nd of 64 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Ascension Parish are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.