66937 ZIP Code — Clifton, KS

Washington County, Kansas

ZIP code 66937 is located in Clifton, Kansas, within Washington County. It covers approximately 139.37 square miles and serves a population of 928 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 785.

About ZIP code 66937

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 $83,000. Owner-occupancy is high at 84%, well above the national average.

Median household income is $58,583. 35% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with agriculture and mining as the leading industry. The average commute of 26 minutes is near the national average.

College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 66937 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

928

population

139.37

sq mi land

Standard

ZIP type

Central (CT)

timezone

66937 ZIP code map

Cities in ZIP code 66937

Below are the cities the US Postal Service accepts for ZIP code 66937. Using any city not on this list may result in mail delivery delays.

City	Status
Clifton	Preferred

Nearby ZIP codes

66962 Palmer (7.1 mi) 66953 Linn (8.8 mi) 66938 Clyde (9 mi) 67468 Morganville (9.7 mi) 66944 Haddam (15.4 mi) 66943 Greenleaf (16.1 mi) 67447 Green (16.6 mi) 66940 Cuba (17.2 mi) 67432 Clay Center (18.4 mi) 66958 Morrowville (18.6 mi) 67417 Aurora (18.9 mi)

Demographics updated 05/2026

Population
Total population	928
Population density	7 / sq mi
State FIPS	20
County FIPS	201

Geography
Land area	139.37 sq mi
Water area	0.96 sq mi
Latitude	39.6064
Longitude	-97.2567
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	58.9%	49.4%	41.1%
$50k – $100k	33.1%	36.9%	32.2%
$100k – $200k	5.6%	11.2%	21.0%
Over $200k	2.5%	2.5%	5.7%

Demographics & statistics

928

Population

People per sq mi

37.0

Median age

$58,583

Median household income

$24,225

Per capita income

$83,000

Median home value

$340

Median monthly rent

84.0%

Home ownership

9.4%

Poverty rate

0.5%

Unemployment

391

Housing units

18.6%

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	270	29.1%
18 and over	658	70.9%
65 and over	154	16.6%
Median age	37.0 years

Race & ethnicity

White 93.6%

Asian 2.1%

Two or more races 2%

Hispanic or Latino 1.5%

Other race 0.7%

Group	Count	%
White	882	93.6%
Asian	20	2.1%
Two or more races	19	2%
Hispanic or Latino	14	1.5%
Other race	7	0.7%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	58.9%	49.4%	41.1%
$50k – $100k	33.1%	36.9%	32.2%
$100k – $200k	5.6%	11.2%	21.0%
Over $200k	2.5%	2.5%	5.7%

Under $10k 4.5%

$10k–$15k 4.7%

$15k–$25k 15.7%

$25k–$35k 7.7%

$35k–$50k 9.8%

$50k–$75k 18.7%

$75k–$100k 21.1%

$100k–$150k 13.6%

$150k–$200k 1.8%

$200k+ 2.4%

Range	% of households
Under $10k	4.5%
$10k–$15k	4.7%
$15k–$25k	15.7%
$25k–$35k	7.7%
$35k–$50k	9.8%
$50k–$75k	18.7%
$75k–$100k	21.1%
$100k–$150k	13.6%
$150k–$200k	1.8%
$200k+	2.4%
Median income	$58,583

Housing

Home values

Under $50k 36.7%

$50k–$100k 19.4%

$100k–$150k 10.2%

$150k–$200k 11.3%

$200k–$300k 11.7%

$300k–$500k 6.7%

$500k–$1M 1.8%

$1M+ 2.1%

Housing overview

Metric	Value
Median home value	$83,000
Median rent / month	$340
Owner occupied	84.0%
Renter occupied	16.0%
Vacant	24.3%
Single-family detached	96.2%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	6.6
Avg household size (owned)	2.96

Year built

Era	%
2020 or later	0.7%
2010–2019	2.7%
2000–2009	2.0%
1990–1999	1.6%
1980–1989	4.3%
1970–1979	7.4%
1960–1969	9.0%
1950–1959	16.6%
1940–1949	6.1%
1939 or earlier	49.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.7%
1 bedroom	4.9%
2 bedrooms	29.0%
3 bedrooms	30.1%
4 bedrooms	22.9%
5+ bedrooms	12.4%

Vehicles per household

Vehicles	% of households
No vehicle	13.1%
1 vehicle	20.5%
2 vehicles	34.1%
3 or more	32.3%

Heating fuel

Fuel type	%
Utility gas	68.5%
Electricity	13.9%
Propane / LP gas	8.0%
Fuel oil	0.3%
Wood	8.9%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	144	42.7%
Cohabiting couple	36	10.7%
Male householder, no spouse	74	22.0%
Female householder, no spouse	83	24.6%
Households with children under 18	97	28.8%
Households with seniors (65+)	110	32.6%
Average household size	2.70

Marital status

Status	Male	Female
Never married	33.1%	21.0%
Married	40.6%	45.7%
Separated	0.8%	0.0%
Widowed	5.6%	18.1%
Divorced	20.0%	15.2%

Education

Less than 9th grade 2.2%

Some HS, no diploma 4.2%

HS graduate 41.0%

Some college, no degree 21.2%

Associate's degree 12.7%

Bachelor's degree 16.6%

Graduate / professional 2.0%

Metric	%
HS diploma or higher	93.5%
Bachelor's or higher	18.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	4	1.4%
Kindergarten	30	10.7%
Elementary school	122	43.6%
High school	82	29.3%
College / grad school	42	15.0%

Employment

Industry of employment

Transportation & utilities 18.5%

Agriculture & mining 16.0%

Education & healthcare 14.8%

Manufacturing 14.0%

Professional & management 5.8%

Arts, food & hospitality 5.8%

Information 5.5%

Retail trade 5.3%

Construction 5.0%

Public administration 3.5%

Other services 2.5%

Wholesale trade 2.0%

Finance & real estate 1.5%

Occupation

Category	%
Management, business & arts	28.8%
Service	24.5%
Sales & office	14.8%
Natural resources & construction	9.5%
Production & transportation	22.5%

Employment type

Type	%
Private sector	77.0%
Government	13.3%
Self-employed	9.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	79.8%
Carpool	5.5%
Public transit	0.0%
Walk	2.5%
Work from home	6.5%
Other means	5.8%
Avg commute (minutes)	25.7

Poverty

All people 9.4%

Under 18 years 5.6%

18 and over 10.9%

Married-couple families 1.4%

Female-led households 37.5%

Income support

Source	% of households
Social Security	35.3%
Retirement income	10.4%
Supplemental Security	0.9%
Cash public assistance	5.0%
Food stamps / SNAP	1.5%

Health indicators

Condition	%
Obesity	38.6%
High blood pressure	37.5%
High cholesterol	37.0%
Diabetes	11.9%
Heart disease	8.4%
Stroke	3.7%
Asthma	9.1%
Arthritis	28.9%
Kidney disease	3.4%
Pulmonary disease	7.8%
Cancer	8.7%

Behavior / access	%
Smoking	17.7%
Binge drinking	16.5%
No physical activity	24.6%
Less than 7 hrs sleep	31.0%
Depression	18.4%
Fair or poor health	14.8%
Poor mental health	12.9%
Poor physical health	10.9%
No health insurance	13.7%
Visited doctor (checkup)	75.6%
Visited dentist	63.3%
Cholesterol screening	89.9%
Teeth loss	14.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	36	5.5%

Disability	%
Any disability	16.0%
Under 18	4.1%
18–64 years	12.1%
65 and over	52.4%

Health insurance coverage

Type	%
Private insurance	83.2%
Public insurance	28.8%
No insurance	3.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	839	90.4%
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)	915	98.6%
Born in same state	906	97.6%
Born in different state	835	90.0%
Foreign born	9	1.0%
Naturalized citizen	13	1.4%
Not a US citizen	13	100.0%

Ancestry

Ancestry	Count	%
Italian	94	10.1%
French	76	8.2%
Arab	55	5.9%
German	16	1.7%

Ancestry	Count	%
Polish	11	1.2%
Dutch	4	0.4%
English	3	0.3%

Technology access

Metric	% of households
Computer access	36.3%
Internet access	82.8%

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

Frequently asked questions about ZIP code 66937

What city is ZIP code 66937 in?

ZIP code 66937 is primarily assigned to Clifton, Kansas.

What county is ZIP code 66937 in?

ZIP code 66937 falls within Washington County, Kansas.

Is ZIP code 66937 mostly owner-occupied?

84% of occupied units in ZIP code 66937 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 66937?

The median home value in ZIP code 66937 is $83,000.

Does ZIP code 66937 have a large retiree population?

35% of households in ZIP code 66937 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 66937?

ZIP code 66937 has an estimated population of 928 residents, with a density of 7 people per square mile.

What timezone is ZIP code 66937 in?

ZIP code 66937 observes the CST timezone.