City · Arkansas
Mountainburg, Arkansas
Mountainburg, city, in Crawford County, Arkansas. Mountainburg had 535 residents on July 1, 2025 by the Census Bureau's estimate, up 1.7% since 2020; the 2020 Census counted 528 and the ACS 2020-2024 5-year estimates put it at 566 (±229). GEOID 0547300.
Residents, July 2025 estimate
535
Census Bureau estimate (no margin published)
2020 Census count: 528 · ACS 2020-2024: 566 ±229
Median household income
$53,068
±$25,503 (90% margin)
Arkansas: $60,773
Median home value
$122,900
±$64,247 (90% margin)
Arkansas: $188,000
Median gross rent
$756
±$234 (90% margin)
Arkansas: $947
Where is Mountainburg and what county is it in?
Mountainburg is a city in Crawford County, Arkansas. It covers 1.5 square miles of land, 359 residents per square mile in 2020.
Mountainburg is in the Fort Smith, AR-OK metropolitan statistical area, which takes in 3 counties (Census Bureau delineation, July 2023).
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Mountainburg, and is it growing?
The Census Bureau estimates that 535 people lived in Mountainburg on July 1, 2025, up 1.7% since 2020, slower than Arkansas (+3.4%). The 2020 Census counted 528 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 566 (±229).
| Measure | Mountainburg | Crawford County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 566 ±229 | 61,139 | no clear change |
| Households | 245 ±83 | 23,357 | no clear change |
| Average household size | 2.31 ±0.37 | 2.59 | no clear change |
| Housing units | 283 ±86 | 25,621 | no clear change |
Mountainburg's population since 2000
From 682 in 2000 to 535 in 2025: down 21.6%. The 2000, 2010 and 2020 figures are census counts, each for Mountainburg as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. 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); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Mountainburg?
The median resident of Mountainburg is 44.6 years old; 20.8% are under 18 and 17.0% are 65 or older. The largest group is non-Hispanic white residents at 92.4%, then non-Hispanic residents of two or more races at 2.8%.
| Measure | Mountainburg | Crawford County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 44.6 ±5.6 | 39.2 | no clear change |
| Under 18 years | 20.8% ±8.0 pts | 23.9% | – |
| 65 years and over | 17.0% ±8.4 pts | 17.9% | – |
| Male | 49.3% ±8.4 pts | 49.3% | – |
| Hispanic or Latino (any race) | 2.7% ±3.0 pts | 8.6% | – |
| White alone, not Hispanic | 92.4% ±5.6 pts | 79.3% | no clear change |
| Black or African American alone, not Hispanic | 0.0% ±6.8 pts | 1.3% | – |
| Asian alone, not Hispanic | 0.0% ±6.8 pts | 1.1% | – |
| American Indian and Alaska Native alone, not Hispanic | 2.1% ±2.5 pts | 0.8% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±6.8 pts | 0.0% | – |
| Two or more races, not Hispanic | 2.8% ±3.2 pts | 8.1% | – |
| Some other race alone, not Hispanic | 0.0% ±6.8 pts | 0.8% | – |
| Born outside the United States | 0.0% ±6.8 pts | 4.4% | – |
| Speak a language other than English at home (age 5+) | 1.9% ±2.6 pts | 7.3% | – |
| Civilian veterans (age 18+) | 9.2% ±6.2 pts | 9.7% | – |
| With a disability | 26.7% ±7.2 pts | 19.6% | – |
| No health insurance coverage | 15.5% ±10.2 pts | 9.4% | – |
| High school graduate or higher (age 25+) | 81.9% ±9.5 pts | 86.6% | – |
| Bachelor's degree or higher (age 25+) | 19.3% ±10.9 pts | 20.0% | no clear change |
| Graduate or professional degree (age 25+) | 10.5% ±11.3 pts | 6.0% | – |
| Lived in the same house a year earlier | 89.0% ±8.2 pts | 88.6% | – |
| Moved from another state in the past year | 3.5% ±4.6 pts | 1.3% | – |
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 Mountainburg earn?
Half of Mountainburg's 245 households earn less than $53,068 a year (±$25,503), against $64,132 in Crawford County and $60,773 in Arkansas. In 2015-2019 it was $49,228 in 2024 dollars; the margins of error cannot tell the two periods apart. 20.7% of residents live below the poverty line.
| Measure | Mountainburg | Crawford County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $53,068 ±$25,503 | $64,132 | no clear change |
| Mean household income | $55,176 ±$10,347 | $80,026 | – |
| Per capita income | $24,643 ±$4,825 | $30,712 | no clear change |
| People below the poverty line | 20.7% ±13.1 pts | 14.7% | no clear change |
| Children under 18 below the poverty line | 17.8% ±22.8 pts | 21.0% | – |
| Households receiving SNAP | 13.9% ±10.7 pts | 10.2% | – |
| Households with a computer | 86.5% ±8.5 pts | 95.4% | – |
| Households with a broadband subscription | 78.0% ±10.8 pts | 88.5% | – |
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 Mountainburg?
Owners occupy 84.5% of Mountainburg's occupied homes and renters 15.5%. The median owner-occupied home is valued at $122,900 by its owner (±$64,247). The median renter pays $756 a month including utilities.
| Measure | Mountainburg | Crawford County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $122,900 ±$64,247 | $182,800 | no clear change |
| Median gross rent | $756 ±$234 | $851 | no clear change |
| Renters paying 35% or more of income on rent | 21.1% ±28.4 pts | 33.0% | – |
| Median monthly owner costs, with a mortgage | $1,143 ±$443 | $1,262 | – |
| Owner-occupied homes | 84.5% ±11.1 pts | 75.5% | no clear change |
| Renter-occupied homes | 15.5% ±11.1 pts | 24.5% | – |
| Housing units | 283 ±86 | 25,621 | no clear change |
| Homeowner vacancy rate | 0.0% ±17.5 pts | 0.4% | – |
| Rental vacancy rate | 13.6% ±20.6 pts | 6.5% | – |
| Single-family detached homes | 84.1% ±10.1 pts | 76.7% | – |
| Mobile homes | 3.2% ±3.1 pts | 9.9% | – |
| Built 2020 or later | 0.0% ±13.2 pts | 2.3% | – |
| Built 2010 to 2019 | 2.1% ±2.5 pts | 10.1% | – |
| Built 1939 or earlier | 22.3% ±9.1 pts | 4.4% | – |
| Households with no vehicle | 8.6% ±8.0 pts | 4.2% | – |
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 Mountainburg building?
Builders took permits for 1 new housing units in Mountainburg in 2025 (1 in single-family houses), 1.9 per 1,000 residents against 5.0 across Arkansas.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Mountainburg work and get to work?
68.2% of Mountainburg's workers drive alone. The average trip to work takes 28.6 minutes.
| Measure | Mountainburg | Crawford County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 57.5% ±12.1 pts | 55.5% | – |
| Unemployment rate | 4.6% ±5.0 pts | 4.1% | – |
| Drove alone to work | 68.2% ±12.3 pts | 81.9% | – |
| Carpooled | 7.9% ±9.4 pts | 9.7% | – |
| Public transportation | 15.9% ±17.5 pts | 0.2% | – |
| Walked | 1.7% ±2.9 pts | 0.9% | – |
| Worked from home | 6.3% ±6.8 pts | 6.3% | – |
| Mean travel time to work | 28.6 min ±11.4 | 24.4 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 census tracts are in Mountainburg?
No census tract lies mostly in Mountainburg; 2 tracts reach into it (2020 census blocks).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 201.01Crawford County | 2,900 | $78,295 |
| Tract 201.02Crawford County | 2,778 | $74,083 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Mountainburg) · Census block assignment files
How does Mountainburg compare with other places in Arkansas?
By the Census Bureau's July 2025 estimates, Mountainburg is the 12,923rd-most populous of the 19,476 U.S. incorporated places that have one and the 247th-most populous of 500 in Arkansas.
Mountainburg is not ranked by income or the other survey measures: those rankings include places of 1,000 or more residents (2020 Census) with a reliable estimate.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 247th | 500 |
Mountainburg's figures with every place in Arkansas (CSV)
Every place in Arkansas, sortable · Compare Mountainburg with other places
Source: PlainCities ranks computed 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 reliable are the figures for Mountainburg?
28 of the 57 figures for Mountainburg on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
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 Mountainburg 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' public schools in Mountainburg.