66940 ZIP Code — Cuba, KS

Republic County, Kansas

ZIP code 66940 is located in Cuba, Kansas, within Republic County. It covers approximately 69.33 square miles and serves a population of 376 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 785.

About ZIP code 66940

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 $48,700. Owner-occupancy is high at 79%, well above the national average.

Median household income is $38,646. The poverty rate of 6% is below the national average. 36% 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 33 minutes is near the national average.

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

Notable community characteristics include disability rates above the national average at 29%.

Overall, ZIP code 66940 reflects a community defined by high homeownership and a significant Social Security-dependent population.

376

population

69.33

sq mi land

Standard

ZIP type

Central (CT)

timezone

66940 ZIP code map

Cities in ZIP code 66940

Below are the cities the US Postal Service accepts for ZIP code 66940. Using any city not on this list may result in mail delivery delays.

City	Status
Cuba	Preferred

Nearby ZIP codes

66944 Haddam (9.7 mi) 66935 Belleville (10.2 mi) 66960 Narka (11.2 mi) 66959 Munden (11.2 mi) 66955 Mahaska (13.6 mi) 66958 Morrowville (14.9 mi) 66966 Scandia (15 mi) 66937 Clifton (17.2 mi) 66938 Clyde (17.7 mi) 66953 Linn (19.6 mi) 68327 Chester (19.9 mi)

Demographics updated 05/2026

Population
Total population	376
Population density	5 / sq mi
State FIPS	20
County FIPS	157

Geography
Land area	69.33 sq mi
Water area	0.10 sq mi
Latitude	39.7989
Longitude	-97.4628
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	69.0%	50.8%	41.1%
$50k – $100k	21.2%	36.2%	32.2%
$100k – $200k	9.8%	11.6%	21.0%
Over $200k	0.0%	1.4%	5.7%

Demographics & statistics

376

Population

People per sq mi

57.1

Median age

$38,646

Median household income

$28,288

Per capita income

$48,700

Median home value

Median monthly rent

79.1%

Home ownership

6.4%

Poverty rate

0.4%

Unemployment

272

Housing units

34.2%

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	57	15.2%
18 and over	319	84.8%
65 and over	87	23.1%
Median age	57.1 years

Race & ethnicity

White 100%

Group	Count	%
White	376	100%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	69.0%	50.8%	41.1%
$50k – $100k	21.2%	36.2%	32.2%
$100k – $200k	9.8%	11.6%	21.0%
Over $200k	0.0%	1.4%	5.7%

Under $10k 7.0%

$10k–$15k 4.3%

$15k–$25k 20.9%

$25k–$35k 12.8%

$35k–$50k 18.7%

$50k–$75k 8.6%

$75k–$100k 19.8%

$100k–$150k 8.0%

Range	% of households
Under $10k	7.0%
$10k–$15k	4.3%
$15k–$25k	20.9%
$25k–$35k	12.8%
$35k–$50k	18.7%
$50k–$75k	8.6%
$75k–$100k	19.8%
$100k–$150k	8.0%
Median income	$38,646

Housing

Home values

Under $50k 51.4%

$50k–$100k 35.8%

$100k–$150k 6.1%

$300k–$500k 6.1%

$500k–$1M 0.7%

Housing overview

Metric	Value
Median home value	$48,700
Median rent / month	$0
Owner occupied	79.1%
Renter occupied	20.9%
Vacant	39.9%
Single-family detached	96.1%
Large apartment buildings	0.0%
Mobile homes	3.9%
Median rooms	5.3
Avg household size (owned)	2.26

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	1.9%
1990–1999	4.8%
1980–1989	1.9%
1970–1979	5.1%
1960–1969	2.3%
1950–1959	1.3%
1940–1949	10.9%
1939 or earlier	71.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	12.5%
2 bedrooms	56.3%
3 bedrooms	25.1%
4 bedrooms	4.5%
5+ bedrooms	1.6%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	35.3%
2 vehicles	40.6%
3 or more	24.1%

Heating fuel

Fuel type	%
Utility gas	63.1%
Electricity	2.1%
Propane / LP gas	13.4%
Fuel oil	18.7%
Wood	2.7%

Households & families

Household type	Count	%
Married-couple family	99	52.9%
Cohabiting couple	5	2.7%
Male householder, no spouse	47	25.1%
Female householder, no spouse	36	19.3%
Households with children under 18	26	13.9%
Households with seniors (65+)	68	36.4%
Average household size	2.01

Marital status

Status	Male	Female
Never married	30.3%	14.1%
Married	62.3%	62.7%
Separated	0.0%	0.0%
Widowed	2.3%	13.0%
Divorced	5.1%	10.2%

Education

Less than 9th grade 0.0%

Some HS, no diploma 1.9%

HS graduate 46.3%

Some college, no degree 15.0%

Associate's degree 2.6%

Bachelor's degree 21.7%

Graduate / professional 12.5%

Metric	%
HS diploma or higher	98.1%
Bachelor's or higher	34.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	2	2.2%
Kindergarten	3	3.3%
Elementary school	15	16.3%
High school	37	40.2%
College / grad school	35	38.0%

Employment

Industry of employment

Education & healthcare 35.8%

Agriculture & mining 27.0%

Professional & management 17.3%

Construction 6.6%

Information 2.7%

Retail trade 2.2%

Manufacturing 1.8%

Wholesale trade 1.8%

Transportation & utilities 1.8%

Arts, food & hospitality 1.8%

Public administration 1.3%

Occupation

Category	%
Management, business & arts	58.0%
Service	5.8%
Sales & office	13.3%
Natural resources & construction	21.2%
Production & transportation	1.8%

Employment type

Type	%
Private sector	64.2%
Government	15.0%
Self-employed	19.0%
Unpaid family workers	1.8%

Commute

Method	%
Drive alone	82.3%
Carpool	5.3%
Public transit	0.0%
Walk	0.9%
Work from home	11.5%
Other means	0.0%
Avg commute (minutes)	33.0

Poverty

All people 6.4%

Under 18 years 0.0%

18 and over 7.5%

Married-couple families 2.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	36.4%
Retirement income	12.3%
Supplemental Security	10.2%
Cash public assistance	0.0%
Food stamps / SNAP	1.1%

Health indicators

Condition	%
Obesity	38.1%
High blood pressure	43.5%
High cholesterol	40.4%
Diabetes	14.3%
Heart disease	9.8%
Stroke	4.2%
Asthma	9.1%
Arthritis	33.7%
Kidney disease	3.9%
Pulmonary disease	9.1%
Cancer	9.7%

Behavior / access	%
Smoking	17.6%
Binge drinking	14.1%
No physical activity	25.3%
Less than 7 hrs sleep	29.3%
Depression	18.0%
Fair or poor health	16.1%
Poor mental health	12.2%
Poor physical health	11.8%
No health insurance	12.9%
Visited doctor (checkup)	76.9%
Visited dentist	61.2%
Cholesterol screening	92.0%
Teeth loss	14.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	12	3.8%

Disability	%
Any disability	28.5%
Under 18	0.0%
18–64 years	31.5%
65 and over	39.1%

Health insurance coverage

Type	%
Private insurance	87.2%
Public insurance	30.6%
No insurance	3.5%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	374	99.5%
Spanish	3	0.8%
Other Indo-European	0	0.0%
Asian & Pacific Islander	3	0.8%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	375	99.7%
Born in same state	375	99.7%
Born in different state	264	70.2%
Foreign born	0	0.0%
Naturalized citizen	1	0.3%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	7	1.9%
Polish	5	1.3%
French	5	1.3%

Ancestry	Count	%
English	4	1.1%
Arab	2	0.5%

Technology access

Metric	% of households
Computer access	49.7%
Internet access	69.0%

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

Frequently asked questions about ZIP code 66940

What city is ZIP code 66940 in?

ZIP code 66940 is primarily assigned to Cuba, Kansas.

What county is ZIP code 66940 in?

ZIP code 66940 falls within Republic County, Kansas.

Does ZIP code 66940 have a large retiree population?

36% of households in ZIP code 66940 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 66940?

The median home value in ZIP code 66940 is $48,700.

What is the median household income in ZIP code 66940?

The median household income in ZIP code 66940 is $38,646, below the national median of ~$75,000.

What is the population of ZIP code 66940?

ZIP code 66940 has an estimated population of 376 residents, with a density of 5 people per square mile.

What timezone is ZIP code 66940 in?

ZIP code 66940 observes the CST timezone.