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CITY · 2000 CENSUS

Keystone

Iowa · 687 residents · 0.448 sq mi
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The short version

Keystone has lower-than-average household income, with a median household income of $36,458. Population has grown 24% since 1990. 14% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value has more than doubled since 1990, reaching $68,500. Poverty is rare here, at 2.7% of residents.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 39.6
US median: 35.2
Less educated
14% hold a bachelor's degree
US average: 24%
Less affordable
home values up 57%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

687
+24%since 1990
from 552 in 1990
1990 – 2025
1,533 / sq mi
+24%since 1990
from 1,232 / sq mi in 1990
US average: 242
39.6
−10%since 1990
from 44.2 in 1990
US average: 35.2
Population, 19902024
5256076897708521990201020202024Keystone
2024674
1990201020202024
Section 02

Income & economy

$36,458
+5%inflation adjusted, since 1990
from $26,250 in 1990
US average: $42,589
1990 – 2024
$18,215
+38%since 1990
from $13,209 in 1990
US average: $21,522
2.7%
+0.3 ptssince 1990
from 2.4% in 1990
US average: 12.4%
Section 03

Housing

$68,500
+57%inflation adjusted, since 1990
from $33,100 in 1990
US average: $120,530
1990 – 2024
$507
+16%inflation adjusted, since 1990
from $331 in 1990
US average: $602
83.5%
−5.8 ptssince 1990
from 89.4% in 1990
16.5% rent
1.9
+49%since 1990
from 1.3 in 1990
1990 – 2024
RELATED:See current rent listings in Keystone on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic100%(552)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Diversity Score0%(0)
2000
White, non-Hispanic99.1%(681)
Black0.1%(1)
Hispanic / Latino0.3%(2)
Asian0%(0)
Diversity Score1.1%(8)
1
from 0 in 1990
1990 – 2024
Section 05

Education

14.4%
+6.6 ptssince 1990
from 7.8% in 1990
US average: 24.4%
High school or higher
80.8%
+10.0 ptssince 1990
from 70.7% in 1990
US average: 80.3%
7.3%
+4.0 ptssince 1990
from 3.3% in 1990
US average: 8.8%
Section 06

Commute & transportation

20.8 min
−6%since 1990
from 22.1 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 Keystone, Iowa?

Keystone, Iowa has about 687 residents according to the 2000 Census.

What is the median household income in Keystone, Iowa?

The typical household in Keystone, Iowa earns about $36,458 a year. Half of households make more than that, and half make less.

Is Keystone, Iowa expensive?

In Keystone, Iowa, the median home is worth about $68,500, and the typical rent is about $507 a month.

How educated are people in Keystone, Iowa?

About 14.4% of adults age 25 and over in Keystone, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Keystone, Iowa?

About 2.7% of people in Keystone, Iowa live below the federal poverty line.

Has Keystone, Iowa grown since 1990?

Yes, Keystone, Iowa has grown since 1990. The population has added about 135 residents, a change of about 24 percent over that period.

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

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