Population Demographics for Rock County, Wisconsin in 2020, 2019



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Population Demographics by Race

RacePopulation% of Total
Total Population160,331100
White140,51387
Hispanic or Latino12,1247
Black or African American7,9784
Some Other Race5,9483
Two or More Races3,7072
Asian1,6301
American Indian516Below 1%
Three or more races194Below 1%

Population Demographics by Race and gender.

MaleFemaleTotal
Total Population78,81581,516160,331
White68,76871,745140,513
Hispanic or Latino6,3635,76112,124
Black or African American4,0063,9727,978
Some Other Race3,1632,7855,948
Two or More Races1,8581,8493,707
Asian7209101,630
American Indian282234516
Three or more races88106194

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Demographic population totals

Total population in Rock County

 
Total Population:160,331
Male Population:78,815
Female Population:81,516

Demographic median age by sex

Median age in Rock County

 
Both sexes38
Male36
Female39

Demographic sex by age for the population in households

Population in households in Rock County

 
Total Population:157,397
Male Population:77,344
Under 5 years:5,384
5 to 9 years:5,709
10 to 14 years:5,783
15 to 17 years:3,634
18 and 19 years:2,019
20 years:816
21 years:848
22 to 24 years:2,612
25 to 29 years:4,893
30 to 34 years:4,985
35 to 39 years:5,089
40 to 44 years:5,403
45 to 49 years:5,940
50 to 54 years:5,911
55 to 59 years:5,103
60 and 61 years:1,726
62 to 64 years:2,325
65 and 66 years:1,259
67 to 69 years:1,698
70 to 74 years:2,344
75 to 79 years:1,762
80 to 84 years:1,203
85 years and over:898
Female Population:80,053
Under 5 years:5,059
5 to 9 years:5,403
10 to 14 years:5,628
15 to 17 years:3,532
18 and 19 years:1,854
20 years:819
21 years:780
22 to 24 years:2,714
25 to 29 years:5,121
30 to 34 years:4,920
35 to 39 years:5,191
40 to 44 years:5,542
45 to 49 years:6,079
50 to 54 years:6,010
55 to 59 years:5,238
60 and 61 years:1,856
62 to 64 years:2,544
65 and 66 years:1,405
67 to 69 years:1,953
70 to 74 years:2,695
75 to 79 years:2,209
80 to 84 years:1,814
85 years and over:1,687

Demographic average population of home by age

Average household size in Rock County

 
Total:2
Under 18 years:0
18 years and over:1

Demographic household type

Number of occupied homes in Rock County

 
Total:62,905
Family led homes:42,416
Husband-wife family:31,157
Other family:11,259
Population of male led with no wife present:3,502
Population female led with no husband present:7,757
Population of Nonfamily homes:20,489
Population living alone:16,529
Population not living alone:3,960

Demographic population of homes with people under 18 years old by type

Total occupied homes in Rock County with people under 18 years old:

 
Total:62,905
Population of homes with one or more people under 18 years:21,170
Population of family homes:20,845
Husband-wife family:12,944
Under 6 years only:2,765
Under 6 years and 6 to 17 years:2,899
6 to 17 years only:7,280
Other family:7,901
Male householder, no wife present:2,321
Under 6 years only:580
Under 6 years and 6 to 17 years:400
6 to 17 years only:1,341
Female led with no husband present:5,580
Under 6 years only:1,317
Under 6 years and 6 to 17 years:1,158
6 to 17 years only:3,105
Nonfamily households:325
Male led households:262
Under 6 years only:59
Under 6 years and 6 to 17 years:20
6 to 17 years only:183
Female led householder:63
Under 6 years only:20
Under 6 years and 6 to 17 years:4
6 to 17 years only:39
Households with no people under 18 years:41,735
Family households:21,571
Husband-wife family:18,213
Other family:3,358
Male led with no wife present:1,181
Female led with no husband present:2,177
Nonfamily households:20,164
Male led householder:9,335
Female led householder:10,829

Demographic type of home by age of owner-renter

Total number led homes in Rock County, by type

 
Total Home Population:62,905
Population of Family homes:42,416
Population of 15 to 24 year olds:1,358
Population of 25 to 34 year olds:6,972
Population of 35 to 44 year olds:9,221
Population of 45 to 54 year olds:9,804
Population of 55 to 59 year olds:4,118
Population of 60 to 64 year olds:3,346
Population of 65 to 74 year olds:4,507
Population of 75 to 84 year olds:2,452
Population of 85 year olds and over:638
Population of Nonfamily Homes:20,489
Population of 15 to 24 year olds:1,236
Population of 25 to 34 year olds:2,579
Population of 35 to 44 year olds:2,305
Population of 45 to 54 year olds:3,829
Population of 55 to 59 year olds:2,084
Population of 60 to 64 year olds:1,748
Population of 65 to 74 year olds:2,675
Population of 75 to 84 year olds:2,597
Population of 85 year olds and over:1,436

Demographic population of homes with people 60 year olds and over

households in Rock County containing people over 60

 
Total Population:62,905
Population of homes with one or more people 60 years and over:20,815
1-person household:7,920
2-or-more-person household:12,895
Family households:12,244
Nonfamily households:651
Population of homes with no people 60 years and over:42,090
1-person household:8,609
2-or-more-person household:33,481
Family homes:30,172
Nonfamily homes:3,309

Demographic population of multigenerational homes

homes in Rock County with multiple generations.

 
Total Population:62,905
Home has three or more generations:1,916
Home does not have three or more generations:60,989

Demographic presence of unmarried partner of home owner-renter

Unmarried population in Rock County under 18 years old in homes

 
Total Population:40,111
Unmarried partner of home lead present:4,858
In family homes:4,525
Population of male led and male partner homes:60
Population of male led and female partner households:1,910
Population of female led and female partner households:108
Population of female led and male partner households:2,447
In nonfamily homes:333
Population of male led and male partner homes:1
Population of male led and female partner homes:289
Population of female led and female partner homes:9
Population of female led and male partner homes:34
No unmarried partner of home lead present:35,253
In family homes:35,139
Population of husband-wife family homes:25,426
Population of male lead with no wife present, family homes:1,992
Population of female lead with no husband present, family homes:7,721
In nonfamily homes:114

Demographic population in families by age

Population in families living in Rock County

 
Total Population:127,352
Population Under 18 years:39,085
Population 18 years and over:88,267

Demographic tenure of people in homes

How long in Rock County have lived in one place.

 
Total:62,905
Population of Owner occupied homes:44,380
Family home:32,886
Nonfamily homess:11,494
Male led home:5,400
Living alone:4,096
Not living alone:1,304
Female led home:6,094
Living alone:5,256
Not living alone:838
Population of Renter occupied homes:18,525
Family run homes:9,530
Husband-wife family:3,950
Other family:5,580
Male led with no wife present:1,424
Female led with no husband present:4,156
Nonfamily Homes:8,995
Male led homes:4,197
Male living alone:3,181
Male not living alone:1,016
Female led homes:4,798
Females living alone:3,996
Females not living alone:802