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COUNTY · 2000 CENSUS

Pennington County

South Dakota · 88,565 residents · 2,776.765 sq mi
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The short version

Pennington County has lower-than-average household income, with a median household income of $37,485. Population has held roughly steady since 1990. Median home value is $83,800.

At a glance
Lower income
below the US median
US median: $42,589
Mid-age
median age 35.0
US median: 35.2
Average education
25% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
88,565
+9%since 1990
from 81,343 in 1990
1990 – 2025
Population density
32 / sq mi
+9%since 1990
from 29 / sq mi in 1990
US average: 242
Median age
35.0
+16%since 1990
from 30.2 in 1990
US average: 35.2
Population, 1990 – 2024
78K88K97K107K117K1990201020202024Pennington County
2024114K
1990201020202024
Section 02

Income & economy

Median household income
$37,485
+12%inflation adjusted, since 1990
from $25,340 in 1990
US average: $42,589
1990 – 2024
Per capita income
$18,938
+57%since 1990
from $12,031 in 1990
US average: $21,522
Poverty rate
11.5%
−1.4 ptssince 1990
from 12.9% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$83,800
+13%inflation adjusted, since 1990
from $56,400 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$497
−2%inflation adjusted, since 1990
from $386 in 1990
US average: $602
Owner-occupied
66.2%
+4.8 ptssince 1990
from 61.4% in 1990
33.8% rent
Afford Score
2.2
Unchangedsince 1990
from 2.2 in 1990
1990 – 2024
RELATED:See current rent listings in Pennington County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic89.4%(72,713)
Black1.5%(1,221)
Hispanic / Latino2.3%(1,882)
Asian1.1%(926)
Diversity Score28.7%(23,360)
2000
White, non-Hispanic85.6%(75,797)
Black0.8%(722)
Hispanic / Latino2.6%(2,341)
Asian0.9%(763)
Diversity Score11.6%(10,269)
Diversity Score
12
−60%since 1990
from 29 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
25.0%
+3.8 ptssince 1990
from 21.2% in 1990
US average: 24.4%
High school or higher
87.8%
+3.0 ptssince 1990
from 84.8% in 1990
US average: 80.3%
Graduate degree
8.0%
+1.6 ptssince 1990
from 6.4% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
10.9 min
−38%since 1990
from 17.6 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Pennington County

Woodbury County
Pop 106,649
Clark County
Pop 130,451
LaSalle County
Pop 107,773
Carroll County
Pop 131,036
Places similar to Pennington County
Head to head

Compare Pennington County to nearby counties

PENNINGTON COUNTY VS
Custer County
Income$84,112+124%
Home value$372,100+344%
Population9,431−92%
SEE FULL COMPARISON →
PENNINGTON COUNTY VS
Meade County
Income$74,790+100%
Home value$310,900+271%
Population30,711−74%
SEE FULL COMPARISON →
PENNINGTON COUNTY VS
Oglala Lakota County
Income$41,417+10%
Home value$52,900−37%
Population13,338−89%
SEE FULL COMPARISON →
PENNINGTON COUNTY VS
Lawrence County
Income$73,384+96%
Home value$346,500+313%
Population29,459−75%
SEE FULL COMPARISON →
Frequently asked

How many people live in Pennington County, South Dakota?

Pennington County, South Dakota has about 88,565 residents according to the 2000 Census.

What is the median household income in Pennington County, South Dakota?

The typical household in Pennington County, South Dakota earns about $37,485 a year. Half of households make more than that, and half make less.

Is Pennington County, South Dakota expensive?

In Pennington County, South Dakota, the median home is worth about $83,800, and the typical rent is about $497 a month.

How educated are people in Pennington County, South Dakota?

About 25.0% of adults age 25 and over in Pennington County, South Dakota hold a bachelor's degree or higher.

What is the poverty rate in Pennington County, South Dakota?

About 11.5% of people in Pennington County, South Dakota live below the federal poverty line.

Has Pennington County, South Dakota grown since 1990?

Yes, Pennington County, South Dakota has grown since 1990. The population has added about 7,222 residents, a change of about 9 percent over that period.

Keep going

Explore from here

25 census tracts (top 20 by population)
Census Tract 114Census Tract 110.04Census Tract 109.08Census Tract 109.05Census Tract 110.02Census Tract 113Census Tract 109.06Census Tract 109.04Census Tract 116.01Census Tract 116.02Census Tract 107Census Tract 109.07Census Tract 108Census Tract 117Census Tract 104Census Tract 103Census Tract 106Census Tract 112Census Tract 105Census Tract 111
9 ZIP codes
ZIP 57701ZIP 57702ZIP 57703ZIP 57745ZIP 57790ZIP 57751ZIP 57775ZIP 57725ZIP 57780
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →