Clayton County Summary

Life in Clayton County research summary. HomeSnacks has been researching the quality of life in Clayton County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Clayton County:

  • The population in Clayton County is 17,123.

  • The median home value in Clayton County is $190,374.

  • The median income in Clayton County is $60,441.

  • The median rent in Clayton County is $738.

  • The unemployment rate in Clayton County is 2.6%.

  • The poverty rate in Clayton County is 13.0%.

  • The average high in Clayton County is 65.7° and there are 81.4 inches of rainfall annually.

Cities & Towns in Clayton County

List Of Cities & Towns in Clayton County

Postville, IA Population 2,653

Guttenberg, IA Population 1,667

Monona, IA Population 1,571

Strawberry Point, IA Population 1,427

Elkader, IA Population 1,326

Garnavillo, IA Population 790

McGregor, IA Population 686

Edgewood, IA Population 654

Marquette, IA Population 467

Farmersburg, IA Population 395

Volga, IA Population 244

Luana, IA Population 242

Garber, IA Population 172

Osterdock, IA Population 151

St. Olaf, IA Population 107

North Buena Vista, IA Population 106

Clayton, IA Population 65

Elkport, IA Population 17

Map Of Clayton County

Clayton County, IA Weather

  • The average high in Clayton County is 65.7°.

  • There are 71.87 nice days each year.

  • Expect an average of 81.4 inches of rain each year with 12.2 inches of snow.

  • There is an average of 4:44 hours of sun each day in Clayton County.

StatClayton County
Mean High65.7
Nice Days71.87
Rainfall81.4
Snowfall12.2
Sunny_hours4:44
65.7°
Average High
81.4
Inches of Rain

Clayton County Demographics

Population over time in Clayton County

The current population in Clayton County is 17,123. The population has decreased -2.6% from 2019.

Year Population % Change
2022 17,173 -2.0%
2021 17,527 -0.6%
2020 17,625 -

Gender in Clayton County

  • Clayton County is 49.4% female with 8,460 female residents.

  • Clayton County is 50.6% male with 8,663 male residents.

Female
49.4% (8,460)
Male
50.6% (8,663)
Gender Clayton County IA USA
Female 49.4% 49.9% 50.4%
Male 50.6% 50.1% 49.6%

Race / Ethnicity in Clayton County

Clayton County is:

  • 95.3% White with 16,326 White residents.

  • 0.4% African American with 64 African American residents.

  • 0.1% American Indian with 11 American Indian residents.

  • 0.4% Asian with 61 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.0% Other with 2 Other residents.

  • 1.7% Two Or More with 283 Two Or More residents.

  • 2.2% Hispanic with 376 Hispanic residents.

White
95.3% (16,326)
African American
0.4% (64)
American Indian
0.1% (11)
Asian
0.4% (61)
Hawaiian
0.0% (0)
Other
0.0% (2)
Two Or More
1.7% (283)
Hispanic
2.2% (376)

Table: Clayton County By Race

Race Clayton County IA USA
White 95.3% 83.8% 58.9%
African American 0.4% 3.7% 12.1%
American Indian 0.1% 0.2% 0.6%
Asian 0.4% 2.5% 5.7%
Hawaiian 0.0% 0.1% 0.2%
Other 0.0% 0.2% 0.4%
Two Or More 1.7% 2.9% 3.5%
Hispanic 2.2% 6.5% 18.7%

Household Income For Clayton County, Iowa

  • 4.4% of households in Clayton County earn Less than $10,000.

  • 4.2% of households in Clayton County earn $10,000 to $14,999.

  • 7.6% of households in Clayton County earn $15,000 to $24,999.

  • 10.6% of households in Clayton County earn $25,000 to $34,999.

  • 15.5% of households in Clayton County earn $35,000 to $49,999.

  • 16.9% of households in Clayton County earn $50,000 to $74,999.

  • 14.4% of households in Clayton County earn $75,000 to $99,999.

  • 17.5% of households in Clayton County earn $100,000 to $149,999.

  • 5.0% of households in Clayton County earn $150,000 to $199,999.

  • 4.1% of households in Clayton County earn $200,000 or more.

Less than $10,000
4.4% (752)
$10,000 to $14,999
4.2% (716)
$15,000 to $24,999
7.6% (1,297)
$25,000 to $34,999
10.6% (1,807)
$35,000 to $49,999
15.5% (2,650)
$50,000 to $74,999
16.9% (2,888)
$75,000 to $99,999
14.4% (2,467)
$100,000 to $149,999
17.5% (2,998)
$150,000 to $199,999
5.0% (848)
$200,000 or more
4.1% (695)
Income Clayton County IA USA
Less than $10,000 4.4% 4.2% 4.9%
$10,000 to $14,999 4.2% 3.6% 3.8%
$15,000 to $24,999 7.6% 7.4% 7.0%
$25,000 to $34,999 10.6% 7.8% 7.4%
$35,000 to $49,999 15.5% 11.9% 10.7%
$50,000 to $74,999 16.9% 17.9% 16.1%
$75,000 to $99,999 14.4% 14.3% 12.8%
$100,000 to $149,999 17.5% 18.2% 17.1%
$150,000 to $199,999 5.0% 7.6% 8.8%
$200,000 or more 4.1% 7.1% 11.4%

Highest level of educational attainment in Clayton County for adults over 25

  • 3.0% of adults in Clayton County completed < 9th grade.

  • 6.0% of adults in Clayton County completed 9-12th grade.

  • 43.0% of adults in Clayton County completed high school / ged.

  • 20.0% of adults in Clayton County completed some college.

  • 11.0% of adults in Clayton County completed associate's degree.

  • 13.0% of adults in Clayton County completed bachelor's degree.

  • 3.0% of adults in Clayton County completed master's degree.

  • 1.0% of adults in Clayton County completed professional degree.

  • 0.0% of adults in Clayton County completed doctorate degree.

< 9th Grade
3% (513)
9-12th Grade
6% (1,027)
High School / GED
43% (7,362)
Some College
20% (3,424)
Associate's Degree
11% (1,883)
Bachelor's Degree
13% (2,225)
Master's Degree
3% (513)
Professional Degree
1% (171)
Doctorate Degree
0% (0)
Education Clayton County IA USA
< 9th Grade 3% 3% 3%
9-12th Grade 6% 4% 6%
High School / GED 43% 31% 26%
Some College 20% 20% 20%
Associate's Degree 11% 12% 9%
Bachelor's Degree 13% 20% 21%
Master's Degree 3% 7% 10%
Professional Degree 1% 2% 2%
Doctorate Degree 0% 1% 2%

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