Lancaster County, Nebraska Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 2nd-largest in Nebraska
The population of Lancaster County, Nebraska is 323,673 as of the 2023 American Community Survey, making it the 2nd-largest county in Nebraska. The median household income is $72,625, the median home value is $258,900, and the median age is 34.3.
The population of Lancaster County has grown 16.3% since 2010 (286,175 → 332,857), a +1.09% annualized rate.
323,673
Population
+1.09%
Annual growth
386
People / sq mi
$72,625
Median Income
$258,900
Median Home Value
Lancaster County covers 838 sq mi of land at 386.4 people per square mile.
About Lancaster County, NE
Homeownership is the standout figure in Lancaster County: 58.8% of homes are owner-occupied, lower than the national rate. Lancaster County is a county in Nebraska with a population of 323,673. That makes it one of the ten largest counties in Nebraska in the country, at #2 by population.
The typical household earns $72,625 a year, below the US median of $78,538. Only 6.7% of residents live in poverty, below the national 12.4%. A typical home is worth $258,900, with typical rent around $1,045.
The population is unusually well-credentialed for US counties — 41.1% of adults have a four-year degree, above the national 35.0%. Around 10.1% of workers work from home, below the national 14.0%, and the average commute runs about 19 minutes each way.
Lancaster County Population History (2010-2024)
The county of Lancaster County had a population of 286,175 in 2010 and 332,857 in 2024, a 16.3% growth over 14 years. The peak was 332,857 in 2024. Average annual growth rate: 1.09%.
332,857
Population (2024)
286,175
Population (2010)
332,857
Peak (2024)
1.09%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 286,175 |
| 2011 | 289,963 |
| 2012 | 293,515 |
| 2013 | 297,232 |
| 2014 | 302,775 |
| 2015 | 306,293 |
| 2016 | 310,561 |
| 2017 | 313,892 |
| 2018 | 316,372 |
| 2019 | 318,403 |
| 2020 | 323,171 |
| 2021 | 323,407 |
| 2022 | 325,252 |
| 2023 | 328,794 |
| 2024 | 332,857 |
Race & Ethnicity
| White | 82.3% |
| Black or African American | 3.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.9% |
| Two or More Races | 0.0% |
Age & Sex
34.3
Median Age
49.6%
Female
50.4%
Male
14.9%
Age 65+
Age Distribution
Children (under 15): 18.7% · Seniors (65+): 14.9%
Income & Poverty
| Median household income | $72,625$-2,360 vs state |
| Mean household income | $99,064 |
| Per-capita income | $40,663 |
| Poverty rate | 6.7% |
| Unemployment rate | 2.2% |
| Employment-to-population | 67.5% |
Top Industries by Employment
The largest employment sector in Lancaster County is professional & business services, accounting for 26.9% of workers.
How residents commute
0.8%
Drive alone
3.0%
Carpool
76.1%
Public transit
10.1%
Work from home
18.9 min
Avg commute
Housing
$258,900+$35,100 vs state
Median home value
$1,045
Median rent
58.8%
Homeownership rate
138,232
Total housing units
95.6%
Occupied
4.4%
Vacant
41.2%
Renter-occupied
Social & access
93.7%
With health insurance
96.6%
With broadband internet
24.3%
Foreign-born
5.8%
Veterans (18+)
11.8%
With a disability
87.8%
Speak language other than English at home
Education
93.5%
High School+
41.1%
Bachelor's+
Largest cities in Nebraska
Other counties in Nebraska
Part of Nebraska
Metro areas in Nebraska
County rankings
Frequently Asked Questions
Lancaster County, Nebraska has a population of 323,673 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 2nd-largest county in Nebraska. Population density is 386 people per square mile.
The population of Lancaster County has grown 16.3% since 2010 (286,175 → 332,857), a +1.09% annualized rate.
The median household income in Lancaster County, Nebraska is $72,625, with mean (average) household income of $99,064 and per-capita income of $40,663. 6.7% of residents live below the federal poverty level.
In Lancaster County, the largest racial and ethnic groups are White (82.3%), Black or African American (3.8%), Hispanic or Latino (1.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Lancaster County, Nebraska is 34.3 years. Residents are 49.6% female and 50.4% male.
The median home value in Lancaster County is $258,900 and median monthly rent is $1,045. 58.8% of occupied housing units are owner-occupied. The county has 138,232 total housing units, 4.4% of which are vacant.
The largest employment sector in Lancaster County, Nebraska is professional, scientific, and management services, employing 26.9% of workers. The unemployment rate is 2.2%.
Omaha is among the largest cities associated with Lancaster County, Nebraska, with a population of 488,197.
Lancaster County, NE Climate
Lancaster County, NE has an average annual temperature of 11°C (52°F) and receives about 759 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11°C
Avg Temp
759
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -5° / 23° | 17 mm |
| February | -1° / 29° | 18 mm |
| March | 5° / 40° | 54 mm |
| April | 11° / 52° | 77 mm |
| May | 17° / 63° | 109 mm |
| June | 23° / 73° | 97 mm |
| July | 26° / 78° | 89 mm |
| August | 24° / 76° | 92 mm |
| September | 19° / 67° | 85 mm |
| October | 12° / 54° | 59 mm |
| November | 4° / 39° | 39 mm |
| December | -2° / 28° | 23 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Lancaster County, NE
The most comfortable months to visit Lancaster County, NE are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near -11°C low). May is usually the wettest month.
Where to stay near Lancaster County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.