68640 ZIP Code — Genoa, NE

Nance County, Nebraska

ZIP code 68640 is located in Genoa, Nebraska, within Nance County. It covers approximately 127.11 square miles and serves a population of 1,180 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 402.

About ZIP code 68640

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 $138,800. Owner-occupancy is high at 86%, well above the national average.

Median household income is $78,594. 30% 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 30 minutes is near the national average.

Educational attainment is near the national average, with 28% of residents holding a bachelor's degree or higher.

Overall, ZIP code 68640 reflects a community defined by high homeownership and a significant Social Security-dependent population.

1,180

population

127.11

sq mi land

Standard

ZIP type

Central (CT)

timezone

68640 ZIP code map

Cities in ZIP code 68640

Below are the cities the US Postal Service accepts for ZIP code 68640. Using any city not on this list may result in mail delivery delays.

City	Status
Genoa	Preferred

Nearby ZIP codes

68660 Saint Edward (9.4 mi) 68663 Silver Creek (11.9 mi) 68647 Monroe (12 mi) 68638 Fullerton (15.8 mi) 68628 Clarks (17.6 mi) 68651 Osceola (18.8 mi) 68644 Lindsay (19.1 mi) 68653 Platte Center (19.3 mi) 68627 Cedar Rapids (19.3 mi)

Demographics updated 05/2026

Population
Total population	1,180
Population density	9 / sq mi
State FIPS	31
County FIPS	125

Geography
Land area	127.11 sq mi
Water area	1.59 sq mi
Latitude	41.4532
Longitude	-97.8247
Timezone	Central (CT)
Area code	402

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	45.0%	43.3%	39.5%
$50k – $100k	33.7%	37.3%	33.4%
$100k – $200k	15.9%	14.5%	22.0%
Over $200k	5.5%	4.8%	5.2%

Demographics & statistics

1,180

Population

People per sq mi

42.3

Median age

$78,594

Median household income

$34,864

Per capita income

$138,800

Median home value

$808

Median monthly rent

85.6%

Home ownership

7.5%

Poverty rate

2.9%

Unemployment

451

Housing units

28.4%

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	347	29.4%
18 and over	833	70.6%
65 and over	228	19.3%
Median age	42.3 years

Race & ethnicity

White 97.6%

Two or more races 1.6%

Black or African American 0.4%

Hispanic or Latino 0.4%

Group	Count	%
White	1,156	97.6%
Two or more races	19	1.6%
Black or African American	5	0.4%
Hispanic or Latino	5	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	45.0%	43.3%	39.5%
$50k – $100k	33.7%	37.3%	33.4%
$100k – $200k	15.9%	14.5%	22.0%
Over $200k	5.5%	4.8%	5.2%

Under $10k 0.9%

$10k–$15k 3.1%

$15k–$25k 8.7%

$25k–$35k 10.6%

$35k–$50k 9.7%

$50k–$75k 14.9%

$75k–$100k 21.5%

$100k–$150k 14.7%

$150k–$200k 6.9%

$200k+ 9.0%

Range	% of households
Under $10k	0.9%
$10k–$15k	3.1%
$15k–$25k	8.7%
$25k–$35k	10.6%
$35k–$50k	9.7%
$50k–$75k	14.9%
$75k–$100k	21.5%
$100k–$150k	14.7%
$150k–$200k	6.9%
$200k+	9.0%
Median income	$78,594

Housing

Home values

Under $50k 15.7%

$50k–$100k 19.6%

$100k–$150k 18.2%

$150k–$200k 7.7%

$200k–$300k 13.3%

$300k–$500k 14.6%

$500k–$1M 7.2%

$1M+ 3.6%

Housing overview

Metric	Value
Median home value	$138,800
Median rent / month	$808
Owner occupied	85.6%
Renter occupied	14.4%
Vacant	17.4%
Single-family detached	93.0%
Large apartment buildings	0.2%
Mobile homes	0.0%
Median rooms	7.2
Avg household size (owned)	2.70

Year built

Era	%
2020 or later	0.6%
2010–2019	14.1%
2000–2009	4.3%
1990–1999	8.6%
1980–1989	1.6%
1970–1979	9.6%
1960–1969	6.4%
1950–1959	5.7%
1940–1949	13.1%
1939 or earlier	36.1%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	3.9%
2 bedrooms	23.6%
3 bedrooms	34.4%
4 bedrooms	29.3%
5+ bedrooms	8.0%

Vehicles per household

Vehicles	% of households
No vehicle	3.1%
1 vehicle	23.6%
2 vehicles	25.5%
3 or more	47.8%

Heating fuel

Fuel type	%
Utility gas	32.4%
Electricity	62.2%
Propane / LP gas	1.9%
Wood	3.5%

Households & families

Household type	Count	%
Married-couple family	263	62.2%
Cohabiting couple	28	6.6%
Male householder, no spouse	81	19.1%
Female householder, no spouse	51	12.1%
Households with children under 18	163	38.5%
Households with seniors (65+)	126	29.8%
Average household size	2.64

Marital status

Status	Male	Female
Never married	34.8%	16.5%
Married	54.3%	66.6%
Separated	0.0%	0.7%
Widowed	2.2%	4.9%
Divorced	8.7%	11.3%

Education

Less than 9th grade 2.6%

Some HS, no diploma 4.0%

HS graduate 35.4%

Some college, no degree 17.6%

Associate's degree 11.9%

Bachelor's degree 15.7%

Graduate / professional 12.7%

Metric	%
HS diploma or higher	93.3%
Bachelor's or higher	28.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	11	3.2%
Kindergarten	10	2.9%
Elementary school	182	53.4%
High school	92	27.0%
College / grad school	46	13.5%

Employment

Industry of employment

Education & healthcare 27.3%

Agriculture & mining 18.6%

Construction 10.5%

Transportation & utilities 8.0%

Manufacturing 7.5%

Professional & management 6.1%

Retail trade 5.7%

Public administration 4.6%

Arts, food & hospitality 4.1%

Finance & real estate 3.4%

Wholesale trade 2.3%

Other services 1.3%

Information 0.5%

Occupation

Category	%
Management, business & arts	44.5%
Service	12.0%
Sales & office	10.2%
Natural resources & construction	20.9%
Production & transportation	12.5%

Employment type

Type	%
Private sector	73.2%
Government	12.7%
Self-employed	14.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	73.0%
Carpool	6.6%
Public transit	0.0%
Walk	2.5%
Work from home	14.9%
Other means	3.0%
Avg commute (minutes)	29.5

Poverty

All people 7.5%

Under 18 years 3.9%

18 and over 9.0%

Married-couple families 0.0%

Female-led households 50.0%

Income support

Source	% of households
Social Security	30.3%
Retirement income	21.0%
Supplemental Security	1.2%
Cash public assistance	0.7%
Food stamps / SNAP	5.0%

Health indicators

Condition	%
Obesity	36.2%
High blood pressure	34.7%
High cholesterol	31.9%
Diabetes	10.2%
Heart disease	7.2%
Stroke	3.2%
Asthma	8.4%
Arthritis	26.5%
Kidney disease	3.0%
Pulmonary disease	6.5%
Cancer	7.6%

Behavior / access	%
Smoking	16.9%
Binge drinking	21.9%
No physical activity	23.3%
Less than 7 hrs sleep	30.4%
Depression	17.0%
Fair or poor health	12.0%
Poor mental health	11.7%
Poor physical health	9.5%
No health insurance	13.1%
Visited doctor (checkup)	71.9%
Visited dentist	66.9%
Cholesterol screening	88.0%
Teeth loss	12.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	45	5.4%

Disability	%
Any disability	17.4%
Under 18	6.9%
18–64 years	14.2%
65 and over	43.8%

Health insurance coverage

Type	%
Private insurance	82.0%
Public insurance	28.8%
No insurance	3.9%
Uninsured under 19	0.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,118	94.7%
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)	1,175	99.6%
Born in same state	1,175	99.6%
Born in different state	1,015	86.0%
Foreign born	0	0.0%
Naturalized citizen	5	0.4%
Not a US citizen	5	100.0%

Ancestry

Ancestry	Count	%
Italian	155	13.1%
French	40	3.4%
Arab	39	3.3%

Ancestry	Count	%
Dutch	25	2.1%
Polish	16	1.4%
English	7	0.6%

Technology access

Metric	% of households
Computer access	35.8%
Internet access	93.6%

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

Frequently asked questions about ZIP code 68640

What city is ZIP code 68640 in?

ZIP code 68640 is primarily assigned to Genoa, Nebraska.

What county is ZIP code 68640 in?

ZIP code 68640 falls within Platte County, Nebraska.

Is ZIP code 68640 mostly owner-occupied?

86% of occupied units in ZIP code 68640 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 68640?

The median home value in ZIP code 68640 is $138,800.

What is the population of ZIP code 68640?

ZIP code 68640 has an estimated population of 1,180 residents, with a density of 9 people per square mile.

What is the median household income in ZIP code 68640?

The median household income in ZIP code 68640 is $78,594, above the national median of ~$75,000.

What timezone is ZIP code 68640 in?

ZIP code 68640 observes the CST timezone.