Rock County, Nebraska Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 80th-largest in Nebraska
The population of Rock County, Nebraska is 1,335 as of the 2023 American Community Survey, making it the 80th-largest county in Nebraska. The median household income is $57,500, the median home value is $124,400, and the median age is 45.2.
The population of Rock County has declined 18.6% since 2010 (1,524 → 1,241), a -1.46% annualized rate.
1,335
Population
-1.46%
Annual growth
1
People / sq mi
$57,500
Median Income
$124,400
Median Home Value
Rock County covers 1,008 sq mi of land at 1.3 people per square mile.
About Rock County, NE
Rock County stands apart on settlement density — it is among the most sparsely settled of US counties, at roughly 1 people per square mile. With 1,335 residents, Rock County is a county in Nebraska.
Median household income is $57,500, below the US median of $78,538. About 10.2% of residents live below the federal poverty level, below the national 12.4%. Property is affordable here, the median home worth $124,400, with typical rent around $608.
Educational attainment is on the higher side for US counties — 29.0% of adults hold a four-year degree, below the national 35.0%. About 10.5% of workers primarily work from home, below the national 14.0%, and the average commute runs about 13 minutes each way.
Rock County Population History (2010-2024)
The county of Rock County had a population of 1,524 in 2010 and 1,241 in 2024, a -18.6% growth over 14 years. The peak was 1,524 in 2010. Average annual growth rate: -1.42%.
1,241
Population (2024)
1,524
Population (2010)
1,524
Peak (2010)
-1.42%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 1,524 |
| 2011 | 1,480 |
| 2012 | 1,426 |
| 2013 | 1,440 |
| 2014 | 1,449 |
| 2015 | 1,417 |
| 2016 | 1,405 |
| 2017 | 1,419 |
| 2018 | 1,354 |
| 2019 | 1,370 |
| 2020 | 1,265 |
| 2021 | 1,276 |
| 2022 | 1,234 |
| 2023 | 1,259 |
| 2024 | 1,241 |
Race & Ethnicity
| White | 98.5% |
| Black or African American | 0.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Age & Sex
45.2
Median Age
50.5%
Female
49.5%
Male
25.6%
Age 65+
Age Distribution
Children (under 15): 17.6% · Seniors (65+): 25.6%
Income & Poverty
| Median household income | $57,500$-17,485 vs state |
| Mean household income | $84,098 |
| Per-capita income | $35,740 |
| Poverty rate | 10.2%+3.5% vs state |
| Unemployment rate | 0.7% |
| Employment-to-population | 60.4% |
Top Industries by Employment
The largest employment sector in Rock County is agriculture, accounting for 31.5% of workers.
How residents commute
0.0%
Drive alone
4.4%
Carpool
78.4%
Public transit
10.5%
Work from home
13.1 min
Avg commute
Housing
$124,400$-99,400 vs state
Median home value
$608
Median rent
75.8%
Homeownership rate
829
Total housing units
70.2%
Occupied
29.8%
Vacant
24.2%
Renter-occupied
Social & access
93.6%
With health insurance
95.5%
With broadband internet
16.6%
Foreign-born
3.5%
Veterans (18+)
12.3%
With a disability
98.4%
Speak language other than English at home
Education
94.3%
High School+
29.0%
Bachelor's+
Largest cities in Nebraska
Other counties in Nebraska
Part of Nebraska
Metro areas in Nebraska
County rankings
Frequently Asked Questions
Rock County, Nebraska has a population of 1,335 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 80th-largest county in Nebraska. Population density is 1 people per square mile.
The population of Rock County has declined 18.6% since 2010 (1,524 → 1,241), a -1.46% annualized rate.
The median household income in Rock County, Nebraska is $57,500, with mean (average) household income of $84,098 and per-capita income of $35,740. 10.2% of residents live below the federal poverty level.
In Rock County, the largest racial and ethnic groups are White (98.5%), Hispanic or Latino (0.6%), Black or African American (0.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Rock County, Nebraska is 45.2 years. Residents are 50.5% female and 49.5% male.
The median home value in Rock County is $124,400 and median monthly rent is $608. 75.8% of occupied housing units are owner-occupied. The county has 829 total housing units, 29.8% of which are vacant.
The largest employment sector in Rock County, Nebraska is agriculture, forestry, fishing, and mining, employing 31.5% of workers. The unemployment rate is 0.7%.
Omaha is among the largest cities associated with Rock County, Nebraska, with a population of 488,197.
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Statewide data for Nebraska
Population, race, income, age, and trends across Nebraska
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.