Rock County, Wisconsin demographics

Population: 163,522
Median age: 39.8

Median household income: 65,518

Demographics, population, home values, social and economic characteristics of Rock County, Wisconsin.

Population

2021163,522
2020162,532
2019162,152
2018161,769
2017161,226
2016160,986
2015160,727
2014160,465
2013160,345
2012160,356
2011160,270
2010159,964
2009158,829

Rock County, WI cities

Beloit city - 36,567

Brodhead city - 3,247

Clinton village - 1,952

Edgerton city - 5,825

Evansville city - 5,666

Footville village - 1,043

Hanover CDP - 120

Janesville city - 65,506

Milton city - 5,708

Orfordville village - 1,429

Census data for Rock County, Wisconsin

Demographic and housing estimates in Rock County, Wisconsin

Total population
Total population163,522
Male81,072
Female82,450
Population by age
Total population163,522
Under 5 years9,732
5 to 9 years10,468
10 to 14 years10,893
15 to 19 years11,036
20 to 24 years9,708
25 to 34 years19,900
35 to 44 years20,434
45 to 54 years21,183
55 to 59 years11,569
60 to 64 years11,545
65 to 74 years16,238
75 to 84 years7,732
85 years and over3,084
Median age (years)39.8
Under 18 years37,961
16 years and over129,964
18 years and over125,561
21 years and over119,588
62 years and over34,020
65 years and over27,054
Population by race
Total population163,522
One race155,117
   White138,122
   Black or African American7,823
   American Indian and Alaska Native426
   Asian1,940
   Native Hawaiian and Other Pacific Islander30
   Some other race6,776
Two or more races8,405
Citizen, voting age population
Citizen, VOTING AGE 18 and over population121,418
Male Citizen, VOTING AGE 18 and over population59,207
Female Citizen, VOTING AGE 18 and over population62,211

Social characteristics in Rock County, Wisconsin

Households by type
Total households66,030
Family households (families)31,219
Married-couple family5,383
Male householder, no wife present, family11,839
Female householder, no husband present, family8,543
Nonfamily households17,589
Average household size20,056
Average family size2.43

Economic characteristics in Rock County, Wisconsin

Income and benefits (in inflation-adjusted dollars)
Total households66,030
Less than $10,0002,634
$10,000 to $14,9992,597
$15,000 to $24,9995,413
$25,000 to $34,9995,658
$35,000 to $49,9998,395
$50,000 to $74,99913,447
$75,000 to $99,99910,590
$100,000 to $149,99911,203
$150,000 to $199,9993,844
$200,000 or more2,249
Median household income (dollars)65,518

Housing characteristics in Rock County, Wisconsin

Housing occupancy
Total housing units69,841
Occupied housing units66,030
Vacant housing units3,811
Units in structure
Total housing units69,841
1-unit, detached51,599
1-unit, attached2,990
2 units4,219
3 or 4 units1,783
5 to 9 units2,495
10 to 19 units1,502
20 or more units3,732
Mobile home1,512
Boat, RV, van, etc.9
Year structure built
Total housing units69,841
Built 2014 or later11
Built 2010 to 20131,977
Built 2000 to 20097,234
Built 1990 to 19998,737
Built 1980 to 19895,281
Built 1970 to 197910,699
Built 1960 to 19699,547
Built 1950 to 19597,994
Built 1940 to 19494,608
Built 1939 or earlier13,753
Rooms
Total housing units69,841
1 room1,131
2 rooms1,077
3 rooms4,555
4 rooms9,889
5 rooms13,987
6 rooms14,224
7 rooms9,442
8 rooms6,715
9 rooms or more8,821
Median rooms5.8
Bedrooms
Total housing units69,841
No bedroom1,166
1 bedroom5,366
2 bedrooms18,806
3 bedrooms32,451
4 bedrooms9,340
5 or more bedrooms2,712
Housing tenure
Occupied housing units66,030
Owner-occupied45,717
Renter-occupied20,313
Average household size of owner-occupied unit2.53
Average household size of renter-occupied unit2.23
Year householder moved into unit
Occupied housing units66,030
Moved in 2017 or later5,082
Moved in 2015 to 201618,930
Moved in 2010 to 20149,699
Moved in 2000 to 200914,434
Moved in 1990 to 19998,942
Moved in 1989 and earlier8,943
Value
Owner-occupied units45,717
Less than $50,0002,514
$50,000 to $99,9996,850
$100,000 to $149,9999,384
$150,000 to $199,99910,692
$200,000 to $299,99910,105
$300,000 to $499,9994,916
$500,000 to $999,9991,089
$1,000,000 or more167
Median (dollars)165,800
Mortgage status
Owner-occupied units45,717
Housing units with a mortgage29,337
Housing units without a mortgage16,380
Gross rent
Occupied units paying rent19,347
Less than $5001,735
$500 to $99910,420
$1,000 to $1,4996,507
$1,500 to $1,999476
$2,000 to $2,49947
$2,500 to $2,9990
$3,000 or more162
Median (dollars)892
No rent paid966

Demographic data for Rock County, WI and each city in the county. Lists of cities by population, wealth and poverty in Rock County, WI.

Links

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