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COUNTY · 2000 CENSUS

Johnson County

Kansas · 451,086 residents · 473.614 sq mi
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The short version

Johnson County is significantly wealthier than the US average, with a median household income of $61,455. Population has grown 27% since 1990. 48% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value has risen by half since 1990, reaching $149,300. Poverty is rare here, at 3.4% of residents. Households here earn about 51% more than the Kansas median.

At a glance
Wealthier
above the US median
US median: $42,589
Mid-age
median age 35.2
US median: 35.2
More educated
48% 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
451,086
+27%since 1990
from 355,054 in 1990
1990 – 2025
Population density
952 / sq mi
+27%since 1990
from 750 / sq mi in 1990
US average: 242
Median age
35.2
+7%since 1990
from 32.9 in 1990
US average: 35.2
Population, 1990 – 2024
328K408K488K568K647K1990201020202024Johnson County
2024621K
1990201020202024
Section 02

Income & economy

Median household income
$61,455
+9%inflation adjusted, since 1990
from $42,741 in 1990
US average: $42,589
1990 – 2024
Per capita income
$30,919
+50%since 1990
from $20,592 in 1990
US average: $21,522
Poverty rate
3.4%
−0.2 ptssince 1990
from 3.6% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$149,300
+24%inflation adjusted, since 1990
from $91,200 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$702
+3%inflation adjusted, since 1990
from $515 in 1990
US average: $602
Owner-occupied
72.3%
+2.9 ptssince 1990
from 69.4% in 1990
27.7% rent
Afford Score
2.4
+14%since 1990
from 2.1 in 1990
1990 – 2024
RELATED:See current rent listings in Johnson County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic95.6%(339,330)
Black1.9%(6,791)
Hispanic / Latino2%(6,986)
Asian1.5%(5,440)
Diversity Score15.1%(53,470)
2000
White, non-Hispanic89%(401,428)
Black2.6%(11,568)
Hispanic / Latino4%(17,957)
Asian2.8%(12,697)
Diversity Score22.3%(100,448)
Diversity Score
22
+48%since 1990
from 15 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
47.7%
+7.3 ptssince 1990
from 40.5% in 1990
US average: 24.4%
High school or higher
94.9%
+2.1 ptssince 1990
from 92.9% in 1990
US average: 80.3%
Graduate degree
16.0%
+3.6 ptssince 1990
from 12.4% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
12.0 min
−39%since 1990
from 19.6 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 Johnson County

Washington County
Pop 611,708
District of Columbia
Pop 693,645
Bucks County
Pop 647,828
Jefferson County
Pop 580,451
Places similar to Johnson County
Head to head

Compare Johnson County to nearby counties

JOHNSON COUNTY VS
Wyandotte County
Income$63,631+4%
Home value$172,300+15%
Population170,597−73%
SEE FULL COMPARISON →
JOHNSON COUNTY VS
Miami County
Income$89,000+45%
Home value$287,700+93%
Population36,240−94%
SEE FULL COMPARISON →
JOHNSON COUNTY VS
Leavenworth County
Income$89,218+45%
Home value$282,900+89%
Population84,590−87%
SEE FULL COMPARISON →
JOHNSON COUNTY VS
Douglas County
Income$69,746+13%
Home value$309,400+107%
Population120,920−81%
SEE FULL COMPARISON →
Frequently asked

How many people live in Johnson County, Kansas?

Johnson County, Kansas has about 451,086 residents according to the 2000 Census.

What is the median household income in Johnson County, Kansas?

The typical household in Johnson County, Kansas earns about $61,455 a year. Half of households make more than that, and half make less.

Is Johnson County, Kansas expensive?

In Johnson County, Kansas, the median home is worth about $149,300, and the typical rent is about $702 a month.

How educated are people in Johnson County, Kansas?

About 47.7% of adults age 25 and over in Johnson County, Kansas hold a bachelor's degree or higher.

What is the poverty rate in Johnson County, Kansas?

About 3.4% of people in Johnson County, Kansas live below the federal poverty line.

Has Johnson County, Kansas grown since 1990?

Yes, Johnson County, Kansas has grown since 1990. The population has added about 96,032 residents, a change of about 27 percent over that period.

Keep going

Explore from here

154 census tracts (top 20 by population)
Census Tract 538.01Census Tract 526.13Census Tract 528.05Census Tract 537.09Census Tract 533.02Census Tract 519.09Census Tract 534.27Census Tract 532.03Census Tract 526.09Census Tract 526.08Census Tract 535.09Census Tract 528.04Census Tract 519.04Census Tract 518.05Census Tract 538.04Census Tract 530.10Census Tract 535.08Census Tract 535.07Census Tract 516Census Tract 526.10
32 ZIP codes (top 30 by population)
ZIP 66062ZIP 66061ZIP 66212ZIP 66213ZIP 66030ZIP 66215ZIP 66221ZIP 66216ZIP 66223ZIP 66208ZIP 66209ZIP 66210ZIP 66203ZIP 66204ZIP 66202ZIP 66226ZIP 66207ZIP 66205ZIP 66219ZIP 66224ZIP 66214ZIP 66206ZIP 66085ZIP 66227ZIP 66218ZIP 66220ZIP 66018ZIP 66211ZIP 66217ZIP 66021
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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