County · Louisiana
St. John the Baptist Parish, Louisiana
St. John the Baptist Parish, Louisiana. St. John the Baptist Parish had 39,875 residents in 2025 by the Census Bureau's estimate, down 6.1% since 2020, a steeper fall than Louisiana's (−0.9%). It holds 6 places (6 census-designated) and 11 census tracts. GEOID 22095.
St. John the Baptist Parish is one of the 7 counties of the New Orleans-Metairie, LA metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
39,875
Census Bureau estimate (no margin published)
2020 Census count: 42,477 · ACS 2020-2024: 40,743
Median household income
$66,630
±$6,987 (90% margin)
Louisiana: $60,756
Median home value
$193,200
±$7,956 (90% margin)
Louisiana: $216,500
Median gross rent
$1,334
±$98 (90% margin)
Louisiana: $1,064
How many people live in St. John the Baptist Parish, and is it growing?
The 2020 Census counted 42,477 residents in St. John the Baptist Parish. The Census Bureau estimates 39,875 for July 1, 2025, down 6.1% since 2020, a steeper fall than Louisiana's (−0.9%). The 2020-2024 American Community Survey puts the population at 40,743 over 214 square miles of land.
| Measure | St. John the Baptist Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| Total population | 40,743 | 4,611,961 | −2,499 |
| Households | 15,152±397 | 1,804,780 | no clear change |
| Average household size | 2.67±0.07 | 2.49 | −0.12 |
| Housing units | 17,822±28 | 2,108,902 | no clear change |
St. John the Baptist Parish's population since 2000
From 43,044 in 2000 to 39,875 in 2025: down 7.4%. 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 St. John the Baptist Parish?
St. John the Baptist Parish holds 6 places: 6 census-designated places. The largest is Laplace with 28,343 residents (2020-2024). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
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 St. John the Baptist Parish?
The median resident of St. John the Baptist Parish is 40.1 years old; 24.1% are under 18 and 15.7% are 65 or older. The largest group is non-Hispanic Black residents at 56.8%, then non-Hispanic white residents at 29.5%. 5.3% of residents were born outside the United States.
| Measure | St. John the Baptist Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| Median age | 40.1±1.5 | 38.0 | +3.3 |
| Under 18 years | 24.1%±0.3 pts | 23.5% | – |
| 65 years and over | 15.7%±0.3 pts | 16.7% | – |
| Hispanic or Latino (any race) | 8.9% | 7.2% | +2.8 pts |
| White alone, not Hispanic | 29.5%±0.6 pts | 55.7% | −4.8 pts |
| Black or African American alone, not Hispanic | 56.8%±1.2 pts | 30.5% | no clear change |
| Asian alone, not Hispanic | 0.9%±0.3 pts | 1.7% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 0.1%±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 | 3.3%±1.4 pts | 3.8% | – |
| Some other race alone, not Hispanic | 0.3%±0.3 pts | 0.5% | – |
| Born outside the United States | 5.3%±1.2 pts | 4.9% | no clear change |
| Speak a language other than English at home (age 5+) | 8.0%±1.2 pts | 8.5% | – |
| Civilian veterans (age 18+) | 6.6%±1.2 pts | 6.1% | – |
| With a disability | 16.2%±1.9 pts | 16.3% | – |
| No health insurance coverage | 6.7%±1.3 pts | 7.8% | −3.8 pts |
| High school graduate or higher (age 25+) | 85.5%±2.5 pts | 87.3% | – |
| Bachelor's degree or higher (age 25+) | 18.2%±2.6 pts | 27.0% | no clear change |
| Graduate or professional degree (age 25+) | 6.8%±1.3 pts | 10.1% | – |
| Moved from another state in the past year | 0.8%±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 St. John the Baptist Parish earn?
Half of St. John the Baptist Parish's 15,152 households earn less than $66,630 a year (±$6,987), against $60,756 in Louisiana. In 2015-2019 it was $70,678 in 2024 dollars; the margins of error cannot tell the two periods apart. 14.4% of residents live below the poverty line.
| Measure | St. John the Baptist Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $66,630±$6,987 | $60,756 | no clear change |
| Mean household income | $80,052±$4,614 | $87,038 | – |
| Per capita income | $30,132±$1,575 | $35,038 | no clear change |
| People below the poverty line | 14.4%±2.8 pts | 18.9% | no clear change |
| Children under 18 below the poverty line | 17.0%±5.4 pts | 25.4% | no clear change |
| Households receiving SNAP | 20.2%±3.1 pts | 17.3% | – |
| Households with a broadband subscription | 91.3%±1.9 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 St. John the Baptist Parish?
Owners occupy 77.5% of St. John the Baptist Parish's occupied homes and renters 22.5%. The median owner-occupied home is valued at $193,200 by its owner (±$7,956). The median renter pays $1,334 a month including utilities, and 48.8% of renters pay 35% or more of their income on rent.
| Measure | St. John the Baptist Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $193,200±$7,956 | $216,500 | no clear change |
| Median gross rent | $1,334±$98 | $1,064 | +$186 |
| Renters paying 35% or more of income on rent | 48.8%±8.7 pts | 46.3% | no clear change |
| Median monthly owner costs, with a mortgage | $1,497±$95 | $1,604 | – |
| Owner-occupied homes | 77.5%±3.4 pts | 67.4% | no clear change |
| Housing units | 17,822±28 | 2,108,902 | no clear change |
| Homeowner vacancy rate | 0.6%±0.6 pts | 1.3% | – |
| Rental vacancy rate | 12.5%±6.5 pts | 7.8% | – |
| Single-family detached homes | 81.0%±2.6 pts | 65.3% | – |
| Mobile homes | 8.3%±1.5 pts | 12.6% | – |
| Built 2020 or later | 1.1%±0.6 pts | 1.8% | – |
| Built 1939 or earlier | 3.2%±1.0 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 St. John the Baptist Parish building?
Builders took permits for 60 new housing units across St. John the Baptist Parish in 2025 (48 single-family), 1.5 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 St. John the Baptist Parish get to work?
81.9% of St. John the Baptist Parish's workers drive alone and 6.4% work from home. The average trip to work takes 30.3 minutes. The unemployment rate in 2020-2024 averaged 10.9%.
| Measure | St. John the Baptist Parish | Louisiana | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 60.0%±2.4 pts | 59.3% | – |
| Unemployment rate | 10.9%±2.8 pts | 6.3% | +4.2 pts |
| Drove alone to work | 81.9%±2.7 pts | 78.6% | – |
| Carpooled | 8.9%±1.6 pts | 8.7% | – |
| Public transportation | 0.6%±0.8 pts | 0.9% | – |
| Walked | 0.4%±0.5 pts | 1.8% | – |
| Worked from home | 6.4%±1.7 pts | 8.1% | +3.9 pts |
| Mean travel time to work | 30.3 min±2.1 | 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 St. John the Baptist Parish's census tracts?
St. John the Baptist Parish is divided into 11 census tracts. Among those with a reliable estimate, median household income runs from $38,702 (Tract 709) to $96,993 (Tract 704).
| Tract 70122095070100 | 2,378±496 | $95,679 |
|---|---|---|
| Tract 70222095070200 | 7,522±1,178 | $70,631 |
| Tract 70322095070300 | 5,637±738 | $54,043 |
| Tract 70422095070400 | 4,497±698 | $96,993 |
| Tract 70522095070500 | 5,532±854 | $50,268 |
| Tract 70622095070600 | 2,119±402 | $88,060 |
| Tract 70722095070700 | 3,038±488 | $62,132 |
| Tract 70822095070800 | 1,328±476 | $62,857 |
| Tract 70922095070900 | 3,683±641 | $38,702 |
| Tract 71022095071000 | 2,519±396 | $51,023 |
| Tract 71122095071100 | 2,490±392 | $68,047 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does St. John the Baptist Parish compare with Louisiana's other counties?
| Measure | Rank |
|---|---|
| Population | 27th of 64 |
| Growth 2020-2025 | 54th of 64 |
| Residents per square mile | 11th of 64 |
| Median household income | 14th of 64 |
| Median home value | 22nd of 64 |
| Median gross rent | 3rd of 64 |
| Poverty rate | 54th of 64 |
| Bachelor's degree or higher | 27th of 64 |
| Median age | 22nd 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 St. John the Baptist 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.