Rock County NE Information


Rock County Subdivisions

Rock County NE Data & Demographics (As of July 1, 2016)


Total Population 1,545
Population in Households 1,515
Population in Familes 1,235
Population in Group Qrtrs 30
Population Density1 2
Diversity Index2 4


Total Households 702
Average Household Size 2.16
Family Households 466
Average Family Size 3


Total Housing Units 959 (100%)
Owner Occupied HU 531 (55.4%)
Renter Occupied HU 171 (17.8%)
Vacant Housing Units 257 (26.8%)
Median Home Value $76,731
Average Home Value $97,881


Median Household Income $40,160
Average Household Income $59,105
Per Capita Income $27,014
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.2% 0.33%
Households 0.39% 0.45%
Families 0.28% 0.38%
Median Household Income   2.36%
Per Capita Income   2.22%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Rock County NE - Peer Comparisons by Rank and Percentile

The table below compares Rock County to the other 93 counties and county equivalents in Nebraska by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 80 15th
Population Density1 # 78 17th
Diversity Index2 # 91 3rd
Median Household Income # 82 13th
Per Capita Income # 35 63rd

Additional comparisons and rankings can be made with a VERY EASY TO USE Nebraska Census Data Comparison Tool.