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CITY

Altamont

South Dakota · 36 residents (2025 est.) · 1.254 sq mi
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The short version

Population has grown 35% since 2000. 7% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than tripled since 2000, reaching $252,800. Poverty is rare here, at 0.0% of residents.

At a glance
Younger
median age 37.3
US median: 38.9
Less educated
7% hold a bachelor's degree
US average: 36%
Less affordable
home values up 420%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
46
+35%since 2000
from 34 in 2000
1990 – 2025
Population density
37 / sq mi
+35%since 2000
from 27 / sq mi in 2000
US average: 281
Median age
37.3
−1%since 2000
from 37.5 in 2000
US average: 38.9

PEP 2025 EST:36 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
2173349641990201020202024Altamont
202446
1990201020202024
Section 02

Income & economy

Per capita income
$29,350
+77%since 2000
from $16,559 in 2000
US average: $44,673
Households earning $100K+
47.6%
+47.6 ptssince 2009
from 0.0% in 2009
US average: 53.3%
Poverty rate
0.0%
−20.5 ptssince 2000
from 20.5% in 2000
US average: 12.5%
Income inequality (Gini)
0.230
−16%since 2010
from 0.275 in 2010
US average: 0.476
Workforce by industry, 2024
Wholesale trade20%
US avg: 6.9%
Retail trade15%
US avg: 9.9%
Information10%
US avg: 10.8%
Finance & insurance10%
US avg: 5.9%
Education & health services10%
US avg: 0.9%
Agriculture, forestry, fishing0%
US avg: 1.6%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.4%
Transportation & warehousing0%
US avg: 2.2%
Professional, scientific, technical0%
US avg: 5.1%
Arts, entertainment, food0%
US avg: 1.9%
Other services0%
US avg: 6.7%
Public administration0%
US avg: 4.8%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$252,800
+420%inflation adjusted, since 2000
from $26,700 in 2000
US average: $376,019
1990 – 2024
Owner-occupied
100.0%
+6.3 ptssince 2000
from 93.8% in 2000
0.0% rent
Vacancy rate
25.0%
−50.0 ptssince 2009
from 75.0% in 2009
US average: 10.0%
Owner cost-burdened
0.0%
−66.7 ptssince 2009
from 66.7% in 2009
US average: 22.9%
RELATED:See current rent listings in Altamont on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic100%(34)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%
Diversity Score0%(0)
2024
White, non-Hispanic80.4%(37)
Black0%(0)
Hispanic / Latino10.9%(5)
Asian0%(0)
Other8.7%(4)
Diversity Score41.7%(19)
Diversity Score
42
from 0 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
7.4%
+7.4 ptssince 2000
from 0.0% in 2000
US average: 35.6%
High school or higher
85.2%
−7.1 ptssince 2000
from 92.3% in 2000
US average: 89.6%
Graduate degree
3.7%
+3.7 ptssince 2000
from 0.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
17.8 min
+12%since 2000
from 15.9 min in 2000
US average: 26.5
Drive alone to work
100.0%
+100.0 ptssince 2009
from 0.0% in 2009
US average: 68.9%
Carpooled to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 8.5%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 15.0%
Walked to work
0.0%
Unchangedsince 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
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
13.0%
+13.0 ptssince 2011
from 0.0% in 2011
US average: 5.2%
Labor force participation
69.7%
−4.0 ptssince 2011
from 73.7% in 2011
US average: 63.5%
Self-employed
40.0%
+40.0 ptssince 2009
from 0.0% in 2009
US average: 13.1%
Management & professional
10.0%
−40.0 ptssince 2009
from 50.0% in 2009
US average: 42.5%
Section 08

People & community

Male
43.5%
+0.6 ptssince 2009
from 42.9% in 2009
Female
56.5%
−0.6 ptssince 2009
from 57.1% in 2009
Foreign born
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 14.1%
Veterans
0.0%
−50.0 ptssince 2009
from 50.0% in 2009
US average: 6.2%
With a disability
32.6%
+32.6 ptssince 2012
from 0.0% in 2012
US average: 13.3%
Uninsured
19.6%
−67.6 ptssince 2013
from 87.2% in 2013
US average: 8.4%
Broadband at home
100.0%
+61.5 ptssince 2017
from 38.5% 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%
Drill deeper

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Frequently asked

How many people live in Altamont, South Dakota?

Altamont, South Dakota has about 46 residents according to the 2024 American Community Survey.

Is Altamont, South Dakota expensive?

In Altamont, South Dakota, the median home is worth about $252,800.

How educated are people in Altamont, South Dakota?

About 7.4% of adults age 25 and over in Altamont, South Dakota hold a bachelor's degree or higher.

What is the poverty rate in Altamont, South Dakota?

About 0.0% of people in Altamont, South Dakota live below the federal poverty line.

Has Altamont, South Dakota grown since 1990?

Yes, Altamont, South Dakota has shrunk since 1990. The population has lost about 13 residents, a change of about -22 percent over that period.

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

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