Rock County WI Information

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Rock County Subdivisions

Rock County WI Data & Demographics (As of July 1, 2018)

POPULATION

Total Population 162,168
Population in Households 159,503
Population in Familes 127,167
Population in Group Qrtrs 2,665
Population Density1 226
Diversity Index2 38
 

INCOME

Median Household Income $53,735
Average Household Income $68,701
Per Capita Income $27,473

HOUSING

Total Housing Units 69,625 (100%)
Owner Occupied HU 43,139 (62.0%)
Renter Occupied HU 21,190 (30.4%)
Vacant Housing Units 5,296 ( 7.6%)
Median Home Value $147,592
Average Home Value $181,974
 

HOUSEHOLDS

Total Households 64,329
Average Household Size 2.48
Family Households 42,876
Average Family Size 3
NOTES
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.

GROWTH RATE / YEAR

2010-2017 2017-2022
Population 0.14% 0.25%
Households 0.27% 0.32%
Families 0.13% 0.23%
Median Household Income   1.5%
Per Capita Income   2.48%

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Rock County WI - Peer Comparisons by Rank and Percentile

The table below compares Rock County to the other 72 counties and county equivalents in Wisconsin by rank and percentile using July 1, 2018 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 # 9 89th
Population Density # 13 83rd
Diversity Index # 7 92nd
Median Household Income # 34 54th
Per Capita Income # 39 47th

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