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COUNTY · 1990 CENSUS

Day County

South Dakota · 6,978 residents · 1,028.49 sq mi
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The short version

Day County has notably lower household income than the US average, with a median household income of $18,760. Population has held roughly steady since 2000. 11% of adults hold a bachelor's degree or higher, below the national rate of 20%. Median home value is $22,000. With a median age of 39.3, the population is older than the US median of 33.0.

At a glance
Lower income
below the US median
US median: $30,130
Older
median age 39.3
US median: 33.0
Less educated
11% hold a bachelor's degree
US average: 20%
More affordable
home values down 21%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

6,978
+11%vs 2000
vs 6,267 in 2000
1990 – 2025
7 / sq mi
+11%vs 2000
vs 6 / sq mi in 2000
US average: 221
39.3
−8%vs 2000
vs 42.9 in 2000
US average: 33.0
Population, 19902024
5K6K6K7K7K1990201020202024Day County
20245K
1990201020202024
Section 02

Income & economy

$18,760
−18%inflation adjusted, since 2000
vs $30,227 in 2000
US average: $30,130
1990 – 2024
$9,191
−42%vs 2000
vs $15,856 in 2000
US average: $14,340
21.7%
+7.4 ptsvs 2000
vs 14.3% in 2000
US average: 13.2%
Section 03

Housing

$22,000
−21%inflation adjusted, since 2000
vs $36,600 in 2000
US average: $93,722
1990 – 2024
$239
+4%inflation adjusted, since 2000
vs $303 in 2000
US average: $450
73.8%
−2.2 ptsvs 2000
vs 76.0% in 2000
26.2% rent
1.2
−3%vs 2000
vs 1.2 in 2000
1990 – 2024
RELATED:See current rent listings in Day County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic91.2%(5,714)
Black0.1%(8)
Hispanic / Latino0.4%(24)
Asian0.1%(4)
Other0%
Diversity Score1.6%(98)
1990
White, non-Hispanic93.3%(6,513)
Black0%(3)
Hispanic / Latino0.1%(6)
Asian0%(2)
Other6.6%(460)
Diversity Score15.7%(1,099)
16
+911%vs 2000
vs 2 in 2000
1990 – 2024
Section 05

Education

11.3%
−4.1 ptsvs 2000
vs 15.4% in 2000
US average: 20.3%
High school or higher
69.2%
−10.8 ptsvs 2000
vs 80.0% in 2000
US average: 75.2%
3.1%
−0.2 ptsvs 2000
vs 3.4% in 2000
US average: 7.1%
Section 06

Commute & transportation

30.8 min
+116%vs 2000
vs 14.3 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Day County, South Dakota?

Day County, South Dakota has about 6,978 residents according to the 1990 Census.

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

The typical household in Day County, South Dakota earns about $18,760 a year. Half of households make more than that, and half make less.

Is Day County, South Dakota expensive?

In Day County, South Dakota, the median home is worth about $22,000, and the typical rent is about $239 a month.

How educated are people in Day County, South Dakota?

About 11.3% of adults age 25 and over in Day County, South Dakota hold a bachelor's degree or higher.

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

About 21.7% of people in Day County, South Dakota live below the federal poverty line.

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

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