Mammoth Spring, Arkansas Demographics & Population 2026
During the 2020–2024 ACS period, Mammoth Spring, Arkansas had a total population of 1,226, the 188th largest city in Arkansas, with a median household income of $32,863, which is 46% lower than the state average. The poverty rate is 34.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 46% below the state average, indicating significant economic challenges.
- More than 1 in 4 residents live below the poverty line (34.3%), well above the national average of 12.4%.
- Unemployment rate of 9.2% is notably above the national average.
Mammoth Spring Quick Facts
How Mammoth Spring Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 871 | 1,226 | +40.8% |
| Median household income | $30,800 | $32,863 | +6.7% |
| Median home value | $99,400 | $103,000 | +3.6% |
How Mammoth Spring Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 51 | National average: 61
Education
Educational Attainment (Adults 25+)
Mammoth Spring Rankings in Arkansas
Explore Arkansas Rankings
Other Cities in Fulton County
Cities Similar to Mammoth Spring
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Yellville | 1,223 | $37,813 | $117,300 | 12.9% | 15.8% |
| Midway | 1,279 | $30,750 | $147,300 | 6.6% | 30.8% |
| Marshall | 1,196 | $28,021 | $99,700 | 13.8% | 31.8% |
| Ash Flat | 1,217 | $41,667 | $94,000 | 13.4% | 22.4% |
| McAlmont | 1,088 | $34,696 | $209,900 | 24.0% | 34.2% |
Population Overview
Mammoth Spring is a small community located in Arkansas, within Fulton County. The total population is 1,226. It ranks as the 188th most populous out of 614 Census-designated places in Arkansas.
Age Demographics
The median age in Mammoth Spring is 35.6 years. This is 8% lower than the state median of 38.5 years. With 31.8% of the population under 18, Mammoth Spring has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Mammoth Spring is $32,863. This is 46% lower than the state median of $60,773. It is also 59% lower than the national median of $80,734. The poverty rate stands at 34.3%. This is 115% higher than the state poverty rate of 16.0%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 9.2%. This is 86% higher than the state rate of 4.9%. The median home value is $103,000. Housing costs are 45% lower than the state median of $188,000. The home-value-to-income ratio is 3.1x. 80.2% of occupied housing units are owner-occupied. This homeownership rate is 21% higher than the state average of 66.4%.
Race & Ethnicity
Mammoth Spring has a predominantly White (non-Hispanic) population, comprising 95.7% of all residents. Hispanic or Latino residents account for 0.8%. The Hispanic or Latino population (0.8%) is well below the state average of 9.0%.
Education
14.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 42% lower than the state rate of 25.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 85.6%.
Data Sources & Methodology
All demographic data for Mammoth Spring, Arkansas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Arkansas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 614 Census-designated places in Arkansas. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Mammoth Spring, Arkansas?
Mammoth Spring, Arkansas has a population of 1,226 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Mammoth Spring, AR?
The median household income in Mammoth Spring is $32,863, which is 59% lower than the national median of $80,734.
What is the poverty rate in Mammoth Spring, AR?
The poverty rate in Mammoth Spring is 34.3%. This means approximately 421 residents live below the federal poverty line.
What is the racial makeup of Mammoth Spring, Arkansas?
Mammoth Spring's population is 95.7% White, 0.0% Black, 0.8% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Mammoth Spring, AR?
The median home value in Mammoth Spring is $103,000. The home-value-to-income ratio is 3.1x.
How educated is Mammoth Spring, Arkansas?
14.9% of adults (25+) in Mammoth Spring hold a bachelor's degree or higher, and 5.3% hold a graduate or professional degree.