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COUNTY · 2000 CENSUS

Day County

South Dakota · 6,267 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 $30,227. Population has declined 10% since 1990. 15% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value has risen by half since 1990, reaching $36,600. With a median age of 42.9, the population is older than the US median of 35.2.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 42.9
US median: 35.2
Less educated
15% hold a bachelor's degree
US average: 24%
Less affordable
home values up 26%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

6,267
−10%since 1990
from 6,978 in 1990
1990 – 2025
6 / sq mi
−10%since 1990
from 7 / sq mi in 1990
US average: 242
42.9
+9%since 1990
from 39.3 in 1990
US average: 35.2
Population, 19902024
5K6K6K7K7K1990201020202024Day County
20245K
1990201020202024
Section 02

Income & economy

$30,227
+22%inflation adjusted, since 1990
from $18,760 in 1990
US average: $42,589
1990 – 2024
$15,856
+73%since 1990
from $9,191 in 1990
US average: $21,522
14.3%
−7.4 ptssince 1990
from 21.7% in 1990
US average: 12.4%
Section 03

Housing

$36,600
+26%inflation adjusted, since 1990
from $22,000 in 1990
US average: $120,530
1990 – 2024
$303
−4%inflation adjusted, since 1990
from $239 in 1990
US average: $602
76.0%
+2.2 ptssince 1990
from 73.8% in 1990
24.0% rent
1.2
+3%since 1990
from 1.2 in 1990
1990 – 2024
RELATED:See current rent listings in Day County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic93.3%(6,513)
Black0%(3)
Hispanic / Latino0.1%(6)
Asian0%(2)
Diversity Score15.7%(1,099)
2000
White, non-Hispanic91.2%(5,714)
Black0.1%(8)
Hispanic / Latino0.4%(24)
Asian0.1%(4)
Diversity Score1.6%(98)
2
−90%since 1990
from 16 in 1990
1990 – 2024
Section 05

Education

15.4%
+4.1 ptssince 1990
from 11.3% in 1990
US average: 24.4%
High school or higher
80.0%
+10.8 ptssince 1990
from 69.2% in 1990
US average: 80.3%
3.4%
+0.2 ptssince 1990
from 3.1% in 1990
US average: 8.8%
Section 06

Commute & transportation

14.3 min
−54%since 1990
from 30.8 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.

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Frequently asked

How many people live in Day County, South Dakota?

Day County, South Dakota has about 6,267 residents according to the 2000 Census.

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

The typical household in Day County, South Dakota earns about $30,227 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 $36,600, and the typical rent is about $303 a month.

How educated are people in Day County, South Dakota?

About 15.4% 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 14.3% of people in Day County, South Dakota live below the federal poverty line.

Has Day County, South Dakota grown since 1990?

Yes, Day County, South Dakota has shrunk since 1990. The population has lost about 711 residents, a change of about -10 percent over that period.

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

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