66861 ZIP Code — Marion, KS

Marion County, Kansas

ZIP code 66861 is located in Marion, Kansas, within Marion County. It covers approximately 205.01 square miles and serves a population of 2,805 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 620.

About ZIP code 66861

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 $123,500. Owner-occupancy is high at 82%, well above the national average.

Median household income is $59,727. The poverty rate of 7% is below the national average. 39% 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 25 minutes is near the national average.

Educational attainment is near the national average, with 34% of residents holding a bachelor's degree or higher.

Overall, ZIP code 66861 reflects a community defined by high homeownership and a significant Social Security-dependent population.

2,805

population

205.01

sq mi land

Standard

ZIP type

Central (CT)

timezone

66861 ZIP code map

Cities in ZIP code 66861

Below are the cities the US Postal Service accepts for ZIP code 66861. Using any city not on this list may result in mail delivery delays.

City	Status
Marion	Preferred

Nearby ZIP codes

66858 Lincolnville (6.7 mi) 66859 Lost Springs (12.1 mi) 66851 Florence (12.8 mi) 67475 Ramona (14 mi) 66843 Cedar Point (14.4 mi) 67063 Hillsboro (14.7 mi) 66850 Elmdale (15 mi) 66866 Peabody (15.7 mi) 66838 Burdick (16 mi) 67438 Durham (17.7 mi) 67073 Lehigh (18 mi)

Demographics updated 05/2026

Population
Total population	2,805
Population density	14 / sq mi
State FIPS	20
County FIPS	115

Geography
Land area	205.01 sq mi
Water area	7.86 sq mi
Latitude	38.3841
Longitude	-96.9850
Timezone	Central (CT)
Area code	620

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	48.4%	49.1%	41.1%
$50k – $100k	35.8%	35.3%	32.2%
$100k – $200k	15.8%	13.6%	21.0%
Over $200k	0.0%	2.0%	5.7%

Demographics & statistics

2,805

Population

People per sq mi

48.2

Median age

$59,727

Median household income

$35,121

Per capita income

$123,500

Median home value

$622

Median monthly rent

82.4%

Home ownership

6.8%

Poverty rate

1.3%

Unemployment

1,527

Housing units

33.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

103

10–14

15–19

20–24

149

25–34

156

123

35–44

129

155

45–54

162

110

55–59

115

60–64

199

65–74

210

159

75–84

168

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	639	22.8%
18 and over	2,166	77.2%
65 and over	819	29.2%
Median age	48.2 years

Race & ethnicity

White 94.2%

Two or more races 3.1%

Hispanic or Latino 1.1%

Black or African American 0.7%

Asian 0.4%

Other race 0.3%

American Indian / Alaska Native 0.2%

Group	Count	%
White	2,671	94.2%
Two or more races	87	3.1%
Hispanic or Latino	30	1.1%
Black or African American	20	0.7%
Asian	11	0.4%
Other race	9	0.3%
American Indian / Alaska Native	7	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	48.4%	49.1%	41.1%
$50k – $100k	35.8%	35.3%	32.2%
$100k – $200k	15.8%	13.6%	21.0%
Over $200k	0.0%	2.0%	5.7%

Under $10k 2.4%

$10k–$15k 3.2%

$15k–$25k 4.7%

$25k–$35k 10.3%

$35k–$50k 13.8%

$50k–$75k 28.4%

$75k–$100k 13.0%

$100k–$150k 15.6%

$150k–$200k 5.4%

$200k+ 3.3%

Range	% of households
Under $10k	2.4%
$10k–$15k	3.2%
$15k–$25k	4.7%
$25k–$35k	10.3%
$35k–$50k	13.8%
$50k–$75k	28.4%
$75k–$100k	13.0%
$100k–$150k	15.6%
$150k–$200k	5.4%
$200k+	3.3%
Median income	$59,727

Housing

Home values

Under $50k 12.2%

$50k–$100k 29.0%

$100k–$150k 21.9%

$150k–$200k 18.1%

$200k–$300k 12.5%

$300k–$500k 4.9%

$500k–$1M 1.3%

Housing overview

Metric	Value
Median home value	$123,500
Median rent / month	$622
Owner occupied	82.4%
Renter occupied	17.6%
Vacant	26.4%
Single-family detached	88.8%
Large apartment buildings	0.5%
Mobile homes	3.6%
Median rooms	6.5
Avg household size (owned)	2.19

Year built

Era	%
2020 or later	0.0%
2010–2019	1.1%
2000–2009	8.6%
1990–1999	9.1%
1980–1989	5.1%
1970–1979	12.4%
1960–1969	4.6%
1950–1959	23.6%
1940–1949	9.7%
1939 or earlier	25.9%

Bedrooms

Size	% of units
No bedroom (studio)	1.9%
1 bedroom	5.4%
2 bedrooms	33.3%
3 bedrooms	33.8%
4 bedrooms	19.6%
5+ bedrooms	6.0%

Vehicles per household

Vehicles	% of households
No vehicle	5.0%
1 vehicle	22.9%
2 vehicles	33.6%
3 or more	38.4%

Heating fuel

Fuel type	%
Utility gas	67.8%
Electricity	18.3%
Propane / LP gas	7.5%
Fuel oil	0.1%
Wood	5.0%

Households & families

Household type	Count	%
Married-couple family	640	49.6%
Cohabiting couple	71	5.5%
Male householder, no spouse	248	19.2%
Female householder, no spouse	332	25.7%
Households with children under 18	341	26.4%
Households with seniors (65+)	577	44.7%
Average household size	2.14

Marital status

Status	Male	Female
Never married	24.9%	17.4%
Married	56.0%	50.9%
Separated	0.0%	0.2%
Widowed	3.9%	17.9%
Divorced	15.2%	13.6%

Education

Less than 9th grade 0.4%

Some HS, no diploma 3.3%

HS graduate 28.4%

Some college, no degree 24.5%

Associate's degree 9.7%

Bachelor's degree 21.6%

Graduate / professional 12.2%

Metric	%
HS diploma or higher	96.3%
Bachelor's or higher	33.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	25	4.1%
Kindergarten	77	12.7%
Elementary school	245	40.6%
High school	154	25.5%
College / grad school	103	17.1%

Employment

Industry of employment

Education & healthcare 26.8%

Manufacturing 19.2%

Retail trade 11.1%

Construction 11.0%

Agriculture & mining 8.7%

Professional & management 5.5%

Transportation & utilities 4.2%

Other services 3.9%

Finance & real estate 3.6%

Public administration 3.5%

Arts, food & hospitality 1.8%

Information 0.7%

Occupation

Category	%
Management, business & arts	45.5%
Service	7.5%
Sales & office	17.7%
Natural resources & construction	13.3%
Production & transportation	15.9%

Employment type

Type	%
Private sector	63.9%
Government	20.0%
Self-employed	14.9%
Unpaid family workers	1.3%

Commute

Method	%
Drive alone	78.0%
Carpool	12.3%
Public transit	0.0%
Walk	1.3%
Work from home	8.4%
Other means	0.0%
Avg commute (minutes)	25.2

Poverty

All people 6.8%

Under 18 years 3.2%

18 and over 7.8%

Married-couple families 1.9%

Female-led households 25.8%

Income support

Source	% of households
Social Security	39.0%
Retirement income	28.8%
Supplemental Security	2.9%
Cash public assistance	0.9%
Food stamps / SNAP	2.7%

Health indicators

Condition	%
Obesity	32.7%
High blood pressure	39.1%
High cholesterol	38.1%
Diabetes	12.2%
Heart disease	8.3%
Stroke	3.5%
Asthma	9.2%
Arthritis	29.8%
Kidney disease	3.4%
Pulmonary disease	7.5%
Cancer	8.8%

Behavior / access	%
Smoking	17.0%
Binge drinking	14.9%
No physical activity	24.5%
Less than 7 hrs sleep	30.0%
Depression	18.7%
Fair or poor health	14.5%
Poor mental health	12.5%
Poor physical health	10.7%
No health insurance	12.3%
Visited doctor (checkup)	75.4%
Visited dentist	64.4%
Cholesterol screening	91.4%
Teeth loss	13.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	172	7.9%

Disability	%
Any disability	16.1%
Under 18	4.5%
18–64 years	7.3%
65 and over	40.1%

Health insurance coverage

Type	%
Private insurance	76.5%
Public insurance	40.7%
No insurance	6.3%
Uninsured under 19	5.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,643	94.2%
Spanish	16	0.6%
Other Indo-European	7	0.3%
Asian & Pacific Islander	0	0.0%
Other languages	9	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,767	98.6%
Born in same state	2,755	98.2%
Born in different state	2,223	79.3%
Foreign born	12	0.4%
Naturalized citizen	38	1.4%
Not a US citizen	27	71.1%

Ancestry

Ancestry	Count	%
French	334	11.9%
Arab	284	10.1%
Italian	235	8.4%
English	50	1.8%

Ancestry	Count	%
Dutch	28	1%
Polish	14	0.5%
Irish	3	0.1%

Technology access

Metric	% of households
Computer access	46.0%
Internet access	92.6%

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

Frequently asked questions about ZIP code 66861

What city is ZIP code 66861 in?

ZIP code 66861 is primarily assigned to Marion, Kansas.

What county is ZIP code 66861 in?

ZIP code 66861 falls within Marion County, Kansas.

Does ZIP code 66861 have an older population?

29% of residents in ZIP code 66861 are 65 or older, above the national average of ~17%.

Is ZIP code 66861 mostly owner-occupied?

82% of occupied units in ZIP code 66861 are owner-occupied, well above the national average.

Does ZIP code 66861 have a large retiree population?

39% of households in ZIP code 66861 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 66861?

The median home value in ZIP code 66861 is $123,500.

What timezone is ZIP code 66861 in?

ZIP code 66861 observes the CST timezone.