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Nebraska ZIP Codes
Buffalo County
Gibbon, NE
68840
68840 ZIP Code — Gibbon, NE
Buffalo County, Nebraska
ZIP code 68840 is located in
Gibbon ,
Nebraska ,
within Buffalo County .
It covers approximately 152.01 square miles and serves a population of
2,950 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 308 .
About ZIP code 68840
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 $172,600. Owner-occupancy sits near the national average at 74%.
Median household income is $72,419. The poverty rate of 6% is below the national average.
The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 19 minutes is near the national average.
Educational attainment is near the national average, with 26% of residents holding a bachelor's degree or higher.
68840 ZIP code map
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Cities in ZIP code 68840
Below are the cities the US Postal Service accepts for ZIP code 68840. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
2,950
Population density
19 / sq mi
State FIPS
31
County FIPS
019
Geography
Land area
152.01 sq mi
Water area
1.73 sq mi
Latitude
40.7719
Longitude
-98.8741
Timezone
Central (CT)
Area code
308
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
37.0%
40.0%
39.5%
$50k – $100k
42.0%
33.3%
33.4%
$100k – $200k
15.7%
23.4%
22.0%
Over $200k
5.3%
3.4%
5.2%
Demographics & statistics
$72,419
Median household income
$172,600
Median home value
26.1%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 758 25.7%
18 and over 2,192 74.3%
65 and over 475 16.1%
Median age 39.3 years
Race & ethnicity
Black or African American
1.3%
Group Count %
White 2,395 69.7%
Hispanic or Latino 486 14.1%
Other race 424 12.3%
Two or more races 87 2.5%
Black or African American 44 1.3%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
37.0%
40.0%
39.5%
$50k – $100k
42.0%
33.3%
33.4%
$100k – $200k
15.7%
23.4%
22.0%
Over $200k
5.3%
3.4%
5.2%
Range % of households
Under $10k 3.8%
$10k–$15k 2.6%
$15k–$25k 9.2%
$25k–$35k 3.3%
$35k–$50k 12.4%
$50k–$75k 21.8%
$75k–$100k 14.8%
$100k–$150k 19.0%
$150k–$200k 6.8%
$200k+ 6.3%
Median income $72,419
Housing
Housing overview
Metric Value
Median home value $172,600
Median rent / month $913
Owner occupied 74.0%
Renter occupied 26.0%
Vacant 8.9%
Single-family detached 83.9%
Large apartment buildings 0.6%
Mobile homes 6.2%
Median rooms 6.2
Avg household size (owned) 2.57
Year built
Era %
2020 or later 0.0%
2010–2019 3.5%
2000–2009 11.9%
1990–1999 11.6%
1980–1989 9.7%
1970–1979 19.4%
1960–1969 8.2%
1950–1959 7.4%
1940–1949 3.1%
1939 or earlier 25.3%
Bedrooms
Size % of units
No bedroom (studio) 1.7%
1 bedroom 5.5%
2 bedrooms 25.6%
3 bedrooms 42.4%
4 bedrooms 17.7%
5+ bedrooms 7.0%
Vehicles per household
Vehicles % of households
No vehicle 3.0%
1 vehicle 24.0%
2 vehicles 30.1%
3 or more 42.9%
Heating fuel
Fuel type %
Utility gas 36.4%
Electricity 46.3%
Propane / LP gas 15.3%
Fuel oil 0.2%
Wood 1.1%
No fuel used 0.3%
Households & families
Household type Count %
Married-couple family 657 56.7%
Cohabiting couple 51 4.4%
Male householder, no spouse 218 18.8%
Female householder, no spouse 232 20.0%
Households with children under 18 382 33.0%
Households with seniors (65+) 340 29.4%
Average household size 2.54
Marital status
Status Male Female
Never married 20.0% 25.1%
Married 63.5% 58.1%
Separated 0.0% 0.4%
Widowed 2.8% 7.9%
Divorced 13.7% 8.5%
Education
Some college, no degree
18.6%
Graduate / professional
7.0%
Metric %
HS diploma or higher 85.4%
Bachelor's or higher 26.1%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 37 5.9%
Kindergarten 39 6.2%
Elementary school 332 52.8%
High school 157 25.0%
College / grad school 64 10.2%
Employment
Industry of employment
Education & healthcare
16.7%
Agriculture & mining
9.9%
Transportation & utilities
6.4%
Public administration
6.1%
Arts, food & hospitality
5.1%
Finance & real estate
4.5%
Professional & management
3.9%
Occupation
Category %
Management, business & arts 26.9%
Service 14.3%
Sales & office 26.2%
Natural resources & construction 12.8%
Production & transportation 19.8%
Employment type
Type %
Private sector 76.1%
Government 13.6%
Self-employed 8.2%
Unpaid family workers 2.1%
Commute
Method %
Drive alone 80.1%
Carpool 9.9%
Public transit 0.0%
Walk 2.5%
Work from home 5.0%
Other means 2.4%
Avg commute (minutes) 19.0
Poverty
Married-couple families
4.4%
Female-led households
17.4%
Income support
Source % of households
Social Security 27.4%
Retirement income 21.6%
Supplemental Security 4.4%
Cash public assistance 0.4%
Food stamps / SNAP 3.9%
Health indicators
Condition %
Obesity 34.7%
High blood pressure 31.4%
High cholesterol 32.6%
Diabetes 10.7%
Heart disease 6.4%
Stroke 2.9%
Asthma 8.4%
Arthritis 24.9%
Kidney disease 2.8%
Pulmonary disease 6.0%
Cancer 6.6%
Behavior / access %
Smoking 16.6%
Binge drinking 21.5%
No physical activity 22.3%
Less than 7 hrs sleep 27.6%
Depression 16.8%
Fair or poor health 12.6%
Poor mental health 11.3%
Poor physical health 9.1%
No health insurance 16.9%
Visited doctor (checkup) 71.1%
Visited dentist 65.6%
Cholesterol screening 87.2%
Teeth loss 12.8%
Veterans & disability
Veterans Count %
Civilian veterans 138 6.3%
Disability %
Any disability 14.8%
Under 18 6.7%
18–64 years 9.6%
65 and over 47.0%
Health insurance coverage
Type %
Private insurance 75.6%
Public insurance 30.8%
No insurance 6.7%
Uninsured under 19 2.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 2,736 92.7%
Spanish 192 7.0%
Other Indo-European 187 6.8%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 2,663 90.3%
Born in same state 2,663 90.3%
Born in different state 2,090 70.8%
Foreign born 0 0.0%
Naturalized citizen 287 9.7%
Not a US citizen 85 29.6%
Ancestry
Ancestry Count %
French 319 10.8%
Italian 310 10.5%
Arab 102 3.5%
Polish 29 1%
Ancestry Count %
English 23 0.8%
German 15 0.5%
Dutch 12 0.4%
Technology access
Metric % of households
Computer access 39.3%
Internet access 89.6%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 68840
What city is ZIP code 68840 in?
ZIP code 68840 is primarily assigned to Gibbon, Nebraska.
What county is ZIP code 68840 in?
ZIP code 68840 falls within Buffalo County, Nebraska.
What is the typical home value in ZIP code 68840?
The median home value in ZIP code 68840 is $172,600.
What is the population of ZIP code 68840?
ZIP code 68840 has an estimated population of 2,950 residents, with a density of 19 people per square mile.
What is the median household income in ZIP code 68840?
The median household income in ZIP code 68840 is $72,419, below the national median of ~$75,000.
What timezone is ZIP code 68840 in?
ZIP code 68840 observes the CST timezone.
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