US ZIP Code
66531

Riley, KS

Riley County  ·  Kansas

● Active
👥 1,348 Population ↓ 38% since 2019
💰 $76,607 Median HH Income
≈ Avg ↑ 21% since 2019
🎂 38.5 Median Age ↓ 5% since 2019
🏠 $195,900 Median Home Value
▼ 30% below avg ↑ 14% since 2019
🎓 51.8% College Grads
▲ 34% above avg
📊 1.2% Unemployment
▼ 75% below avg ↑ 34% since 2019
ZIP Code Details
ZIP Code66531
CityRiley
StateKansas (KS)
CountyRiley County
Area Code785
Elevation1,322 ft
Latitude39.312395
Longitude-96.838498
TimezoneChicago (DST)
FIPS20161
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 48.8% (658) Female 51.2% (690) ♀

Race & Ethnicity

White: 94.5%Hispanic: 2.1%Other: 3.4%Race
White94.5%
Hispanic2.1%
Other3.4%

Age Breakdown

Under 5
10%
5–17
16%
18–24
4%
25–44
29%
45–64
25%
65+
4%

Key Indicators

Median Age38.5 yrs ↓ 5% since 2019
Avg Household Size2.56
Below Poverty1.3% ▼ 87% below avg
College Grads51.8% ▲ 34% above avg
Unemployment1.2% ▼ 75% below avg
HS Graduate147 (15.9%)
Some College100 (10.8%)
Associates198 (21.5%)
Bachelors142 (15.4%)
Graduate Degree336 (36.4%)

Education

HS Grad: 15.9%Some College: 10.8%Associates: 21.5%Bachelors: 15.4%Graduate: 36.4%Edu
HS Grad15.9%
Some College10.8%
Associates21.5%
Bachelors15.4%
Graduate36.4%
Housing & Income

Housing Tenure

Owner: 94.1%Renter: 5.9%Tenure
Owner94.1%
Renter5.9%

Home Value Distribution

Under $50k
2%
$50k–100k
7%
$100k–150k
14%
$150k–200k
30%
$200k–300k
34%
$300k–500k
8%
Over $500k
5%

Financials

Median HH Income$76,607 ≈ Avg ↑ 21% since 2019
Median Home Value$195,900 ▼ 30% below avg ↑ 14% since 2019
Home/Income Ratio2.6x (nat avg ~3.5x)
Median Rent$1,301/mo ↑ 27% since 2019
Total Units612
Vacant Units85
Avg HH Size2.56

Income Distribution

Under $25k
4%
$25k–50k
23%
$50k–75k
17%
$75k–100k
14%
$100k–150k
23%
$150k–200k
18%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
83%
Walked
2%
Work From Home
15%

Commute Time

Under 15 min
10%
15–30 min
49%
30–45 min
35%
Over 45 min
6%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
8%
1960s–1970s
5%
1980s–1990s
22%
2000+
62%

Summary

Total Units612
Vacant85
Owner Occupied94.1%
Renter Occupied5.9%
Avg HH Size2.56
Frequently Asked Questions
ZIP code 66531 is in Riley, KS, in Riley County.
ZIP code 66531 is located in Kansas (KS).
ZIP code 66531 is in Riley County, KS.
ZIP 66531 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 66531 is 1,348 people (ACS 2023).
The median household income in ZIP code 66531 is $76,607 (ACS 2023).
The median home value in ZIP 66531 is $195,900 (ACS 2023).
About ZIP Code 66531

ZIP code 66531 is located in Riley, Kansas, within Riley County. With a population of 1,348, this is a sparsely populated ZIP code with a middle-aged community — the median age is 38.5 years. Economically, 66531 is a middle-income ZIP code: the median household income of $76,607 is near the national average.

Real estate in ZIP code 66531 represents an affordable housing market. The median home value of $195,900 is below the national average. Renters can expect to pay around $1,301 per month in median rent. Homeownership is strong here — 94.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 14% since 2019.

The population of 66531 is primarily White (94.51%). Residents are well-educated — 51.8% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 1.3%. Household income has grown by 21% since 2019.

The unemployment rate in 66531 stands at 1.2%, which is well below the national average. About 13% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 71%.

Overall, ZIP code 66531 in Riley, KS is characterized as middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 1,348 residents, a median household income of $76,607, and a median home value of $195,900, it offers a clear picture of life in this part of Kansas.