COUNTY
Clay County
Missouri · 265,032 residents (2025 est.) · 397.649 sq mi
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The short version
Clay County has roughly average household income, with a median household income of $88,468. Population has grown 40% since 2000. Median home value has more than doubled since 2000, reaching $275,600. It ranks in the top 5% of US counties for household income. Households here earn about 25% more than the Missouri median.
At a glance
Wealthier
above the US median
US median: $82,259
Mid-age
median age 37.9
US median: 38.9
Average education
37% hold a bachelor's degree
US average: 36%
Less affordable
home values up 45%, inflation adjusted
US median home: $376,019
Section 01
Population & growth
PEP 2025 EST:265,032 residents (Census Bureau Vintage 2025, released March 2026)
Population, 1990 – 2024
2024258K
Age distribution, 2024
Under 55.9%(15,339)
5 to 96.4%(16,474)
10 to 147%(17,974)
15 to 196.4%(16,540)
20 to 245.7%(14,635)
25 to 3414.2%(36,770)
35 to 4414.3%(37,030)
45 to 5412.7%(32,860)
55 to 6412%(31,070)
65 to 749.1%(23,500)
75 to 844.7%(12,227)
85 and over1.4%(3,703)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$88,468
Unchangedinflation adjusted, since 2000
from $48,347 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
57.6%
+22.3 ptssince 2009
from 35.3% in 2009
US average: 53.3%
Workforce by industry, 2024
Information11.4%
Retail trade11%
Other services8.3%
Finance & insurance7.8%
Professional, scientific, technical7.1%
Public administration6.3%
Wholesale trade5.6%
Transportation & warehousing2.8%
Arts, entertainment, food1.6%
Agriculture, forestry, fishing0.8%
Education & health services0.7%
Construction0.6%
Manufacturing0.1%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$275,600
+45%inflation adjusted, since 2000
from $104,400 in 2000
US average: $376,019
1990 – 2024
3.1
+18%since 2009
from 2.6 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
55
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Clay County on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic90.5%(166,445)
Black2.6%(4,794)
Hispanic / Latino3.6%(6,594)
Asian1.3%(2,456)
Other0%
2024
White, non-Hispanic77%(198,705)
Black6.8%(17,626)
Hispanic / Latino8%(20,621)
Asian2.6%(6,619)
Other5.6%(14,551)
49
+63%since 2009
from 30 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
26
+10%since 2020
from 24 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry
Hispanic origin
Mexican5%(12,931)
Puerto Rican0.6%(1,620)
Central American0.5%(1,224)
South American0.4%(1,156)
Cuban0.4%(1,076)
Spaniard0.3%(712)
Colombian0.2%(532)
Guatemalan0.2%(466)
Dominican0.2%(423)
Honduran0.2%(415)
Chilean0.1%(187)
Ecuadorian0.1%(163)
+ 7 more hispanic origin groups with data
Panamanian0%(126)
Argentine0%(105)
Salvadoran0%(96)
Peruvian0%(81)
Bolivian0%(74)
Nicaraguan0%(62)
Costa Rican0%(24)
Asian origin
Vietnamese0.9%(2,437)
Asian Indian0.5%(1,246)
Chinese0.3%(695)
Filipino0.2%(543)
Japanese0.1%(374)
Burmese0.1%(341)
Cambodian0.1%(255)
Pakistani0.1%(162)
Korean0.1%(161)
Taiwanese0%(48)
Kazakh0%(29)
Sri Lankan0%(28)
+ 5 more asian origin groups with data
Ancestry
German20.6%(53,047)
English14.9%(38,574)
Irish12.7%(32,831)
American5.4%(13,906)
Italian4.8%(12,432)
Scottish2.3%(5,879)
French1.9%(4,835)
Swedish1.5%(3,936)
Scotch-Irish1.4%(3,658)
Polish1.3%(3,440)
Subsaharan African1.3%(3,309)
Dutch1%(2,651)
+ 43 more ancestry groups with data
Norwegian0.9%(2,448)
Welsh0.7%(1,895)
Arab0.7%(1,712)
British0.4%(1,028)
Danish0.3%(900)
Czech0.3%(809)
French Canadian0.3%(779)
Russian0.3%(708)
Iraqi0.3%(658)
Swiss0.2%(626)
Croatian0.2%(516)
Belgian0.2%(497)
Portuguese0.2%(487)
West Indian0.2%(476)
Canadian0.1%(352)
Somali0.1%(336)
Haitian0.1%(332)
Greek0.1%(325)
Finnish0.1%(310)
Hungarian0.1%(306)
Ethiopian0.1%(291)
Slovak0.1%(251)
Austrian0.1%(216)
Ukrainian0.1%(211)
Lithuanian0.1%(192)
Turkish0.1%(176)
Egyptian0.1%(163)
Nigerian0.1%(151)
Brazilian0%(114)
Lebanese0%(111)
Serbian0%(58)
Latvian0%(48)
Iranian0%(47)
Jordanian0%(40)
Romanian0%(39)
Israeli0%(36)
Cape Verdean0%(32)
Ghanaian0%(28)
Kenyan0%(22)
Syrian0%(19)
Armenian0%(19)
Guyanese0%(16)
Jamaican0%(7)
Section 05
Education
High school or higher
94.2%
+5.5 ptssince 2000
from 88.7% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Section 08
People & community
Marital status
Men 15+
Never married32.9%(33,584)
Married54.2%(55,341)
Widowed1.8%(1,861)
Divorced11.1%(11,310)
Women 15+
Never married26.7%(28,344)
Married51%(54,130)
Widowed7.2%(7,661)
Divorced15.2%(16,104)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper
Places similar to Clay County
Head to head
Compare Clay County to nearby counties
CLAY COUNTY VS
Platte County
Income$96,227+9%
Home value$345,100+25%
Population114,400−57%
SEE FULL COMPARISON →
CLAY COUNTY VS
Clinton County
Income$70,627−20%
Home value$226,800−18%
Population21,661−92%
SEE FULL COMPARISON →
CLAY COUNTY VS
Jackson County
Income$68,577−22%
Home value$230,500−16%
Population732,994+177%
SEE FULL COMPARISON →
CLAY COUNTY VS
Ray County
Income$74,573−16%
Home value$198,800−28%
Population23,398−91%
SEE FULL COMPARISON →
Frequently asked
How many people live in Clay County, Missouri?
Clay County, Missouri has about 258,122 residents according to the 2024 American Community Survey.
What is the median household income in Clay County, Missouri?
The typical household in Clay County, Missouri earns about $88,468 a year. Half of households make more than that, and half make less.
Is Clay County, Missouri expensive?
In Clay County, Missouri, the median home is worth about $275,600, and the typical rent is about $1,243 a month.
How educated are people in Clay County, Missouri?
About 36.5% of adults age 25 and over in Clay County, Missouri hold a bachelor's degree or higher.
What is the poverty rate in Clay County, Missouri?
About 8.5% of people in Clay County, Missouri live below the federal poverty line.
Has Clay County, Missouri grown since 1990?
Yes, Clay County, Missouri has grown since 1990. The population has added about 104,711 residents, a change of about 68 percent over that period.
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55 census tracts (top 20 by population)
Census Tract 213.13Census Tract 213.07Census Tract 213.12Census Tract 213.14Census Tract 220Census Tract 203Census Tract 219Census Tract 212.12Census Tract 209.01Census Tract 205Census Tract 221Census Tract 223.02Census Tract 213.03Census Tract 213.09Census Tract 218.12Census Tract 206.04Census Tract 212.08Census Tract 212.04Census Tract 214.04Census Tract 212.1018 ZIP codes
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All counties in MissouriDATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024