Postal Codes

68731 ZIP Code

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ZIP code 68731 covers Dakota City, Nebraska, with a population of about 3,691 and a median household income of $85,815.

Population
3,691101 per square mile
Median age
30.68.1 points below the US average
Median household income
$85,8151.1× the Nebraska median
Poverty rate
8%4.4 points below the US average
Typical home value
$259,834up 34.4% in five years
Degree or higher
14.6%20.4 points below the US average
Homeownership
84.8%19.8 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
53

Where 68731 is

Dakota City, Nebraska — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population3,691
Median age30.6
Family households74.6%
Born outside the US15.6%
Speaks a language other than English at home27.7%
White (non-Hispanic)57.1%
Black (non-Hispanic)0.1%
Asian (non-Hispanic)2%
Hispanic or Latino36.9%
Veterans6.1%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$85,815
Income per person$28,682
Poverty rate8%
Households on SNAP or cash assistance12.5%

Household income distribution

Under $10k0.7%
$10–15k0.7%
$15–20k5.6%
$20–25k0.7%
$25–30k3.3%
$30–35k6.5%
$35–40k2.7%
$40–45k5.7%
$45–50k5.3%
$50–60k2.7%
$60–75k9.2%
$75–100k15.1%
$100–125k16.4%
$125–150k7.4%
$150–200k10.1%
$200k or more7.9%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,290
Mean adjusted gross income$71,831
Returns declaring $200,000 or more3.9%
Returns, under $25k25.6%
Returns, $25k–$50k23.3%
Returns, $50k–$75k18.6%
Returns, $75k–$100k12.4%
Returns, $100k–$200k16.3%
Returns, $200k or more3.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$196,000
Rent as a share of household income26.7%
Owner-occupied84.8%
Vacant homes2.7%
Median year built1975

What the homes are

Detached house87.2%
2 to 4 units3.5%
5 to 19 units2.8%
Mobile home6.5%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$259,834as of 2026-07
Typical home value, 1 yearup 9.2%
Typical home value, 5 yearsup 34.4%
Typical home value, 10 yearsup 95%
Typical home value since 2000
200920172026$259,834$110,769

$112,308 in 2009 to $259,834 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.2%
Bachelor's degree or higher14.6%
High school diploma or higher81.6%
Works from home2.7%
Drives to work alone85.2%
Takes public transport0%
Commutes 45 minutes or more3.2%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity43.1% 9.7 pts above the national average of 33.4%
Diagnosed diabetes12.2% same as the national average of 12%
Currently smokes15.1% 1.9 pts above the national average of 13.2%
High blood pressure31.6% 2.5 pts below the national average of 34.1%
Fair or poor general health18.7% 1.6 pts below the national average of 20.3%
No health insurance (18–64)14.6% 3.3 pts above the national average of 11.3%
Depression16.6% 5.3 pts below the national average of 21.9%
No leisure-time physical activity30.9% 5.5 pts above the national average of 25.4%
Arthritis22.5% 2.6 pts below the national average of 25.1%
Binge drinking19% 3 pts above the national average of 16%
Taking blood pressure medication77% 2.3 pts above the national average of 74.7%
Cancer (non-skin)7.2% 0.5 pts below the national average of 7.7%
Current asthma8.9% 1.5 pts below the national average of 10.4%
Coronary heart disease6.3% same as the national average of 6.2%
Routine check-up in past year74.7% 2 pts below the national average of 76.7%
Cholesterol screening81.5% 4.4 pts below the national average of 85.9%
Cognitive disability13.3% 1.5 pts below the national average of 14.8%
Colorectal screening56.8% 7.5 pts below the national average of 64.3%
COPD6.6% same as the national average of 6.6%
Visited a dentist58.3% 3 pts below the national average of 61.3%
Any disability30.8% same as the national average of 30.7%
Lacks emotional support25.6% 0.8 pts above the national average of 24.8%
Food insecurity16.2% 0.9 pts below the national average of 17.1%
Received food stamps10.3% 4 pts below the national average of 14.3%
Hearing disability7.9% 1.2 pts above the national average of 6.7%
High cholesterol34.1% 2.1 pts below the national average of 36.2%
Housing insecurity12.3% 1.5 pts below the national average of 13.8%
Independent living disability7.3% 1.1 pts below the national average of 8.4%
Lacks transport8.1% 1.1 pts below the national average of 9.2%
Loneliness32.3% 2.1 pts below the national average of 34.4%
Mammography use71.7% 4.2 pts below the national average of 75.9%
Poor mental health (14+ days)14.4% 2.4 pts below the national average of 16.8%
Mobility disability13.3% 0.7 pts below the national average of 14%
Poor physical health (14+ days)12.5% 1 pts below the national average of 13.5%
Self-care disability3.7% same as the national average of 4%
Utility shut-off threat7.5% 1.3 pts below the national average of 8.8%
Sleeps under 7 hours33.3% 3.1 pts below the national average of 36.4%
Stroke3.3% same as the national average of 3.4%
All natural teeth lost15.4% 2.4 pts above the national average of 13%
Vision disability5.3% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments53
People employed4,472
Annual payroll$278,614,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 92.8% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 2 census tracts this ZIP code covers
Expected annual loss90.9 out of 100
Community resilience4.1 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Hail99Very High at its worst in this ZIP code
Drought98.1Relatively High at its worst in this ZIP code
Tornado98.1Very High at its worst in this ZIP code
Strong wind96.9Very High at its worst in this ZIP code
Wildfire96.6Relatively High at its worst in this ZIP code
Winter weather92.3Relatively High at its worst in this ZIP code
Landslide90.9Relatively Moderate at its worst in this ZIP code
Ice storm90.5Relatively High at its worst in this ZIP code
River flooding89.8Relatively High at its worst in this ZIP code
Heat wave81.9Relatively High at its worst in this ZIP code
Cold wave67.7Relatively Moderate at its worst in this ZIP code
Lightning67.3Relatively Moderate at its worst in this ZIP code
Earthquake13.7Very Low at its worst in this ZIP code
Compared with Nebraska and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPNebraskaUnited States
Median household income$85,815$74,985$78,538
Income per person$28,682$40,637$43,289
Poverty rate8%10.3%12.4%
Median home value$196,000$223,800$303,400
Median gross rent$1,035$1,348
Homeownership84.8%66.5%65%
Bachelor's degree or higher14.6%34.1%35%
Unemployment rate5.2%3%5.2%
Works from home2.7%10%13.5%
Born outside the US15.6%7.7%13.9%
Median age30.637.138.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationSIOUX CITY GATEWAY AP, IA US6.2 km away
Rain in a year29 in
Snow in a year36 in

Average high and low by month

January29.5°F / 10.4°F0.69 in rain, 7.7 in snow
February34.2°F / 14.8°F0.86 in rain, 8.7 in snow
March47.6°F / 25.9°F1.76 in rain, 5.7 in snow
April61.1°F / 36.7°F3.15 in rain, 2.3 in snow
May72.3°F / 48.7°F3.87 in rain
June81.9°F / 59.4°F4.35 in rain
July85°F / 63.4°F3.35 in rain
August82.6°F / 60.8°F3.94 in rain
September76.6°F / 51.2°F2.84 in rain
October62.8°F / 37.9°F2.2 in rain, 0.8 in snow
November46.8°F / 25°F1.27 in rain, 3.2 in snow
December33.4°F / 14.8°F0.99 in rain, 7.6 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

Homer Community Schools79.3% of this ZIP code's land area
South Sioux City Community Schools19.1% of this ZIP code's land area
Ponca Public Schools1.6% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability61more vulnerable than 61% of US census tracts
Socioeconomic status44more vulnerable than 44% of US census tracts
Household characteristics85more vulnerable than 85% of US census tracts
Racial and ethnic minority status29more vulnerable than 29% of US census tracts
Housing type and transport66more vulnerable than 66% of US census tracts
Walkability5.7 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

68030 Homer, NE5.5 km away
51111 Sioux City, IA7.5 km away
51054 Sergeant Bluff, IA8.6 km away
68776 South Sioux City, NE9.9 km away
51102 Sioux City, IA11.2 km away
68741 Hubbard, NE12.5 km away
51106 Sioux City, IA12.7 km away
68743 Jackson, NE12.8 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Dakota County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area36.43 sq mi
Water area0.38 sq mi
Population density101 people per sq mi
Latitude, longitude42.3807, -96.4536

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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