66431 ZIP Code — Harveyville, KS

Wabaunsee County, Kansas

ZIP code 66431 is located in Harveyville, Kansas, within Wabaunsee County. It covers approximately 60.19 square miles and serves a population of 689 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 785.

About ZIP code 66431

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $155,000. Owner-occupancy is high at 85%, well above the national average.

Median household income is $67,250. The poverty rate of 2% is below the national average. 50% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 34 minutes is near the national average.

College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 66431 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

689

population

60.19

sq mi land

Standard

ZIP type

Central (CT)

timezone

66431 ZIP code map

Cities in ZIP code 66431

Below are the cities the US Postal Service accepts for ZIP code 66431. Using any city not on this list may result in mail delivery delays.

City	Status
Harveyville	Preferred

Nearby ZIP codes

66423 Eskridge (5.9 mi) 66402 Auburn (10 mi) 66413 Burlingame (11 mi) 66610 Topeka (13.2 mi) 66507 Maple Hill (13.3 mi) 66614 Topeka (15.4 mi) 66537 Scranton (15.6 mi) 66833 Allen (16.3 mi) 66546 Wakarusa (16.4 mi) 66830 Admire (16.7 mi) 66615 Topeka (17.1 mi) 66619 Topeka (17.7 mi)

Demographics updated 05/2026

Population
Total population	689
Population density	11 / sq mi
State FIPS	20
County FIPS	197

Geography
Land area	60.19 sq mi
Water area	0.35 sq mi
Latitude	38.8492
Longitude	-96.0206
Timezone	Central (CT)
Area code	785

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	32.6%	35.9%	41.1%
$50k – $100k	43.1%	41.2%	32.2%
$100k – $200k	19.7%	18.8%	21.0%
Over $200k	4.6%	4.2%	5.7%

Demographics & statistics

689

Population

People per sq mi

49.7

Median age

$67,250

Median household income

$33,779

Per capita income

$155,000

Median home value

$1,310

Median monthly rent

84.8%

Home ownership

2.4%

Poverty rate

5.4%

Unemployment

238

Housing units

18.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	103	14.9%
18 and over	586	85.1%
65 and over	222	32.2%
Median age	49.7 years

Race & ethnicity

White 91.7%

Two or more races 3.9%

Hispanic or Latino 3.1%

Black or African American 1.3%

Group	Count	%
White	652	91.7%
Two or more races	28	3.9%
Hispanic or Latino	22	3.1%
Black or African American	9	1.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	32.6%	35.9%	41.1%
$50k – $100k	43.1%	41.2%	32.2%
$100k – $200k	19.7%	18.8%	21.0%
Over $200k	4.6%	4.2%	5.7%

Under $10k 0.9%

$10k–$15k 0.9%

$15k–$25k 3.0%

$25k–$35k 16.5%

$35k–$50k 8.2%

$50k–$75k 23.4%

$75k–$100k 10.8%

$100k–$150k 17.7%

$150k–$200k 16.9%

$200k+ 1.7%

Range	% of households
Under $10k	0.9%
$10k–$15k	0.9%
$15k–$25k	3.0%
$25k–$35k	16.5%
$35k–$50k	8.2%
$50k–$75k	23.4%
$75k–$100k	10.8%
$100k–$150k	17.7%
$150k–$200k	16.9%
$200k+	1.7%
Median income	$67,250

Housing

Home values

Under $50k 3.6%

$50k–$100k 26.0%

$100k–$150k 13.3%

$150k–$200k 44.9%

$200k–$300k 8.2%

$300k–$500k 4.1%

Housing overview

Metric	Value
Median home value	$155,000
Median rent / month	$1,310
Owner occupied	84.8%
Renter occupied	15.2%
Vacant	15.4%
Single-family detached	79.9%
Large apartment buildings	0.0%
Mobile homes	15.4%
Median rooms	5.4
Avg household size (owned)	2.56

Year built

Era	%
2020 or later	0.0%
2010–2019	5.9%
2000–2009	21.6%
1990–1999	2.2%
1980–1989	6.2%
1970–1979	22.0%
1960–1969	6.6%
1950–1959	1.5%
1940–1949	0.4%
1939 or earlier	33.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	10.3%
2 bedrooms	29.7%
3 bedrooms	39.2%
4 bedrooms	17.2%
5+ bedrooms	3.7%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	20.3%
2 vehicles	35.1%
3 or more	44.6%

Heating fuel

Fuel type	%
Utility gas	29.0%
Electricity	20.8%
Propane / LP gas	46.8%

Households & families

Household type	Count	%
Married-couple family	145	62.8%
Cohabiting couple	1	0.4%
Male householder, no spouse	46	19.9%
Female householder, no spouse	39	16.9%
Households with children under 18	92	39.8%
Households with seniors (65+)	84	36.4%
Average household size	2.90

Marital status

Status	Male	Female
Never married	31.6%	15.1%
Married	50.4%	72.5%
Separated	1.8%	0.0%
Widowed	2.1%	7.1%
Divorced	14.2%	5.3%

Education

Less than 9th grade 0.2%

Some HS, no diploma 6.0%

HS graduate 55.6%

Some college, no degree 14.9%

Associate's degree 5.4%

Bachelor's degree 12.5%

Graduate / professional 5.6%

Metric	%
HS diploma or higher	93.8%
Bachelor's or higher	18.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	38	27.0%
High school	43	30.5%
College / grad school	60	42.6%

Employment

Industry of employment

Education & healthcare 43.0%

Construction 11.7%

Transportation & utilities 10.8%

Agriculture & mining 8.2%

Information 7.3%

Retail trade 4.7%

Finance & real estate 3.8%

Other services 3.2%

Public administration 2.8%

Manufacturing 2.2%

Arts, food & hospitality 1.6%

Wholesale trade 0.6%

Occupation

Category	%
Management, business & arts	30.7%
Service	3.2%
Sales & office	30.7%
Natural resources & construction	26.3%
Production & transportation	9.2%

Employment type

Type	%
Private sector	78.2%
Government	14.9%
Self-employed	7.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.7%
Carpool	7.4%
Public transit	1.6%
Walk	1.3%
Work from home	6.1%
Other means	0.0%
Avg commute (minutes)	34.2

Poverty

All people 2.4%

Under 18 years 2.9%

18 and over 2.3%

Married-couple families 0.7%

Female-led households 8.0%

Income support

Source	% of households
Social Security	50.2%
Retirement income	24.2%
Supplemental Security	5.6%
Cash public assistance	0.9%
Food stamps / SNAP	1.3%

Health indicators

Condition	%
Obesity	36.5%
High blood pressure	35.7%
High cholesterol	37.3%
Diabetes	10.4%
Heart disease	6.6%
Stroke	2.8%
Asthma	9.0%
Arthritis	25.5%
Kidney disease	2.8%
Pulmonary disease	6.1%
Cancer	7.6%

Behavior / access	%
Smoking	16.1%
Binge drinking	17.7%
No physical activity	22.0%
Less than 7 hrs sleep	29.7%
Depression	18.7%
Fair or poor health	11.8%
Poor mental health	12.7%
Poor physical health	9.2%
No health insurance	11.7%
Visited doctor (checkup)	73.8%
Visited dentist	69.8%
Cholesterol screening	90.7%
Teeth loss	10.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	28	4.8%

Disability	%
Any disability	9.4%
Under 18	8.7%
18–64 years	5.8%
65 and over	15.8%

Health insurance coverage

Type	%
Private insurance	74.7%
Public insurance	36.7%
No insurance	3.9%
Uninsured under 19	0.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	660	95.8%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	689	100.0%
Born in same state	688	99.9%
Born in different state	597	86.6%
Foreign born	1	0.1%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	148	21.5%
French	111	16.1%
Arab	60	8.7%

Ancestry	Count	%
Dutch	26	3.8%
Polish	7	1%

Technology access

Metric	% of households
Computer access	33.5%
Internet access	99.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 66431

What city is ZIP code 66431 in?

ZIP code 66431 is primarily assigned to Harveyville, Kansas.

What county is ZIP code 66431 in?

ZIP code 66431 falls within Wabaunsee County, Kansas.

Does ZIP code 66431 have an older population?

32% of residents in ZIP code 66431 are 65 or older, above the national average of ~17%.

Does ZIP code 66431 have a large retiree population?

50% of households in ZIP code 66431 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 66431 mostly owner-occupied?

85% of occupied units in ZIP code 66431 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 66431?

The median home value in ZIP code 66431 is $155,000.

What timezone is ZIP code 66431 in?

ZIP code 66431 observes the CST timezone.