County

Clay County, IA

9 ZIP codes  ·  9 cities  ·  Iowa

👥16,018Population
💰$64,322Median HH Income▼ 16% below avg
🎂41.8Median Age
🏠$168,557Median Home Value▼ 40% below avg
🎓40.9%College Grads≈ Avg
📊3.9%Unemployment▼ 20% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.3% Female 50.7% ♀

Race & Ethnicity

White: 91.5%Hispanic: 4.8%Black: 0.7%Asian: 0.4%Other: 2.4%Race
White91.5%
Hispanic4.8%
Black0.7%
Asian0.4%
Other2.4%

Age Breakdown

Under 5
5%
5–17
18%
18–24
8%
25–44
22%
45–64
25%
65+
10%

Key Indicators

Median Age41.8 yrs
Avg HH Size2.22
Below Poverty11.2% ▲ 12% above avg
College Grads40.9% ≈ Avg
Unemployment3.9% ▼ 20% below avg
No HS Diploma76 (0.7%)
HS Graduate3,452 (32.2%)
Some College1,451 (13.5%)
Associates1,350 (12.6%)
Bachelors1,556 (14.5%)
Graduate Degree2,846 (26.5%)

Education

No HS: 0.7%HS Grad: 32.2%Some College: 13.5%Associates: 12.6%Bachelors: 14.5%Graduate: 26.5%Edu
No HS0.7%
HS Grad32.2%
Some College13.5%
Associates12.6%
Bachelors14.5%
Graduate26.5%
Housing & Income

Housing Tenure

Owner: 72.6%Renter: 27.4%Tenure
Owner72.6%
Renter27.4%

Home Value Distribution

Under $50k
5%
$50k–$100k
16%
$100k–$150k
23%
$150k–$200k
19%
$200k–$300k
20%
$300k–$500k
14%
Over $500k
3%

Financials

Median HH Income$64,322 ▼ 16% below avg
Median Home Value$168,556 ▼ 40% below avg
Home/Income Ratio2.6x (nat avg ~3.5x)
Median Rent$802/mo
Total Housing Units7,870
Vacant Units777

Income Distribution

Under $25k
17%
$25k–$50k
18%
$50k–$75k
17%
$75k–$100k
14%
$100k–$150k
20%
$150k–$200k
7%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
86%
Public Transit
1%
Walked
5%
Work From Home
8%

Commute Time

Under 15 min
58%
15–30 min
20%
30–45 min
12%
Over 45 min
10%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
13%
1960s–1970s
14%
1980s–1990s
8%
2000+
61%
About Clay County, IA

Clay County is located in Iowa and encompasses 9 ZIP codes spanning 9 cities and communities. The county has an estimated population of 16,018 residents. With a median age of 41.77, it is a middle-aged county.

Clay County has a solidly middle-class economic profile. The median household income of $64,321 is below the national average. Unemployment stands at 3.9%, below the national average. The poverty rate of 11.2% is above the national average.

Housing in Clay County is an affordable housing market, with a median home value of $168,556 — below the national average. Monthly median rent is approximately $801. Homeownership rates are high at 72.6%, reflecting a largely residential, stable population.

The residents of Clay County are primarily White (91.53%). Educational attainment is well-educated — 40.9% of adults hold a bachelor's degree or higher, near the national average.

Clay County, IA is a solidly middle-class area in Iowa. The 9 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in Clay County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
51333 Dickens 395 $96,563 $181,600 $985 0.4% 40.3%
51338 Everly 912 $56,346 $120,400 $752 2.1% 36.7%
51340 Fostoria 80 $88,750 $116,700 0.0% 42.9%
51047 Peterson 739 $93,125 $130,500 $800 0.0% 50.3%
51357 Royal 841 $72,344 $121,300 $785 2.0% 42.3%
51301 Spencer 12,402 $61,175 $180,400 $796 4.7% 41.2%
51366 Webb 335 $75,000 $119,400 $979 0.0% 35.4%