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CITY

Mammoth Spring

Arkansas · 941 residents (2025 est.) · 1.292 sq mi
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The short version

Mammoth Spring has notably lower household income than the US average, with a median household income of $32,863. Population has held roughly steady since 2000. 15% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $103,000. The poverty rate of 34.3% is well above the national figure. Households here earn about 46% less than the Arkansas median.

At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 35.6
US median: 38.9
Less educated
15% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
1,226
+7%since 2000
from 1,147 in 2000
1990 – 2025
Population density
949 / sq mi
+7%since 2000
from 888 / sq mi in 2000
US average: 281
Median age
35.6
−17%since 2000
from 42.8 in 2000
US average: 38.9

PEP 2025 EST:941 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
8369421K1K1K1990201020202024Mammoth Spring
20241K
1990201020202024
Section 02

Income & economy

Median household income
$32,863
−12%inflation adjusted, since 2000
from $20,588 in 2000
US average: $82,259
1990 – 2024
Per capita income
$15,091
+21%since 2000
from $12,487 in 2000
US average: $44,673
Households earning $100K+
10.7%
+4.3 ptssince 2009
from 6.4% in 2009
US average: 53.3%
Poverty rate
34.3%
+15.1 ptssince 2000
from 19.3% in 2000
US average: 12.5%
Income inequality (Gini)
0.425
−1%since 2010
from 0.430 in 2010
US average: 0.476
Workforce by industry, 2024
Information13.8%
US avg: 10.8%
Transportation & warehousing13.5%
US avg: 2.2%
Finance & insurance6.2%
US avg: 5.9%
Professional, scientific, technical6.2%
US avg: 5.1%
Wholesale trade6%
US avg: 6.9%
Other services2.9%
US avg: 6.7%
Public administration2.9%
US avg: 4.8%
Arts, entertainment, food1.3%
US avg: 1.9%
Agriculture, forestry, fishing1%
US avg: 1.6%
Construction0.5%
US avg: 1.2%
Manufacturing0.5%
US avg: 0.4%
Retail trade0%
US avg: 9.9%
Education & health services0%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$103,000
+21%inflation adjusted, since 2000
from $46,700 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$404
−30%inflation adjusted, since 2000
from $316 in 2000
US average: $1,442
Owner-occupied
80.2%
+7.5 ptssince 2000
from 72.7% in 2000
19.8% rent
Vacancy rate
17.1%
−16.1 ptssince 2009
from 33.2% in 2009
US average: 10.0%
Owner cost-burdened
46.7%
+30.5 ptssince 2009
from 16.1% in 2009
US average: 22.9%
Renter cost-burdened
20.5%
−35.4 ptssince 2009
from 55.9% in 2009
US average: 47.4%
Afford Score
3.1
+38%since 2000
from 2.3 in 2000
1990 – 2024
Gentrification Score
60
RELATED:See current rent listings in Mammoth Spring on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic95.8%(1,099)
Black1%(12)
Hispanic / Latino0%(0)
Asian0.1%(1)
Other0%
Diversity Score2.9%(33)
2024
White, non-Hispanic95.7%(1,173)
Black0%(0)
Hispanic / Latino0.8%(10)
Asian0%(0)
Other3.5%(43)
Diversity Score10.4%(128)
Diversity Score
10
+260%since 2000
from 3 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
14.9%
+4.4 ptssince 2000
from 10.5% in 2000
US average: 35.6%
High school or higher
85.6%
+15.6 ptssince 2000
from 70.0% in 2000
US average: 89.6%
Graduate degree
5.3%
+2.4 ptssince 2000
from 2.8% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
24.3 min
+82%since 2000
from 13.3 min in 2000
US average: 26.5
Drive alone to work
54.4%
−31.2 ptssince 2009
from 85.6% in 2009
US average: 68.9%
Carpooled to work
23.4%
+11.0 ptssince 2009
from 12.5% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
12.8%
+12.8 ptssince 2009
from 0.0% in 2009
US average: 15.0%
Walked to work
1.0%
+1.0 ptssince 2009
from 0.0% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
14.2%
+5.0 ptssince 2009
from 9.2% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
9.2%
−12.3 ptssince 2011
from 21.5% in 2011
US average: 5.2%
Labor force participation
49.5%
+7.6 ptssince 2011
from 41.9% in 2011
US average: 63.5%
Self-employed
13.0%
−1.5 ptssince 2009
from 14.5% in 2009
US average: 13.1%
Management & professional
27.3%
−23.4 ptssince 2009
from 50.7% in 2009
US average: 42.5%
Section 08

People & community

Male
40.2%
−7.1 ptssince 2009
from 47.3% in 2009
Female
59.8%
+7.1 ptssince 2009
from 52.7% in 2009
Foreign born
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 14.1%
Veterans
6.3%
−38.2 ptssince 2009
from 44.5% in 2009
US average: 6.2%
With a disability
20.6%
−11.1 ptssince 2012
from 31.7% in 2012
US average: 13.3%
Uninsured
7.7%
−76.3 ptssince 2013
from 84.0% in 2013
US average: 8.4%
Broadband at home
78.1%
+21.9 ptssince 2017
from 56.2% in 2017
US average: 91.0%
English only at home
100.0%
Unchangedsince 2016
from 100.0% in 2016
US average: 77.7%
Spanish at home
0.0%
Unchangedsince 2016
from 0.0% in 2016
US average: 13.6%
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Frequently asked

How many people live in Mammoth Spring, Arkansas?

Mammoth Spring, Arkansas has about 1,226 residents according to the 2024 American Community Survey.

What is the median household income in Mammoth Spring, Arkansas?

The typical household in Mammoth Spring, Arkansas earns about $32,863 a year. Half of households make more than that, and half make less.

Is Mammoth Spring, Arkansas expensive?

In Mammoth Spring, Arkansas, the median home is worth about $103,000, and the typical rent is about $404 a month.

How educated are people in Mammoth Spring, Arkansas?

About 14.9% of adults age 25 and over in Mammoth Spring, Arkansas hold a bachelor's degree or higher.

What is the poverty rate in Mammoth Spring, Arkansas?

About 34.3% of people in Mammoth Spring, Arkansas live below the federal poverty line.

Has Mammoth Spring, Arkansas grown since 1990?

Yes, Mammoth Spring, Arkansas has grown since 1990. The population has added about 134 residents, a change of about 12 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →