Rock County, WI Demographic Data
Rock County, WI Summary
Rock County is located in Wisconsin
- Population: 160,418
- Area: 726.11 sq. miles
- Land Area: 718.14 sq. miles
- Water Area: 7.96 sq. miles
- Population Density: 220.92 people per sq. mile
- Elevation: 869.42 ft
- Time Zone: Central Standard Time (GMT -6)
- Daylight Savings: Yes
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Rock County, WI Gender Breakdown
Gender
Number
Percent
National Avg
Female
82,089
51%
50.8
Male
79,531
49%
49.2
Total Population
161,620
323,128,000
Rock County, WI Age Breakdown
Age Group
Number
Percent
National Avg
Under 5 Years
9,712
6.0%
6.1
5 to 9 Years
10,896
6.7%
6.3
10 to 14 Years
11,214
6.9%
6.4
15 to 19 Years
10,123
6.3%
6.7
20 to 24 Years
10,243
6.3%
6.9
25 to 34 Years
19,491
12.1%
13.7
35 to 44 Years
18,833
11.7%
12.6
45 to 54 Years
23,278
14.4%
13.2
55 to 59 Years
11,241
7.0%
6.7
60 to 64 Years
10,917
6.8%
6.1
65 to 74 Years
14,806
9.2%
8.9
75 to 84 Years
7,917
4.9%
4.4
85 Years and Over
2,949
1.8%
1.9
Age Statistics
Number
Percent
National Avg
18 Years and over
123,395
76.3%
77.2
Female
63,857
51.8%
51.3
Male
59,538
48.2%
48.7
21 Years and over
117,236
72.5%
73.1
62 Years and over
31,810
19.7%
18.8
65 Years and over
25,672
15.9%
15.2
Female
14,406
56.1%
55.8
Male
11,266
43.9%
44.2
Median Age (years)
40
0.0%
0.0
Rock County, WI Race Breakdown
Race
Number
Percent
National Avg
One Race
157,075
97.2%
96.8
White
140,747
87.1%
72.6
Black or African American
7,575
4.7%
12.7
American Indian and Alaska Native
563
0.3%
0.8
Asian
1,734
1.1%
5.4
Asian Indian
1.2
Chinese
1.3
Filipino
0.9
Japanese
0.2
Korean
0.4
Vietnamese
0.6
Other Asian
0.8
Native Hawaiian and Other Pacific Islander
0
0.0%
0.2
Native Hawaiian
0.1
Guamanian or Chamorro
0.0
Samoan
0.0
Other Pacific Islander
0.1
Some Other Race
6,456
4.0%
5.1
Two or More Races
4,545
2.8%
3.2
Hispanic Statistics
Number
Percent
National Avg
Hispanic or Latino (of any race)
13,842
8.6%
17.8
Mexican
12,337
7.6%
11.2
Puerto Rican
354
0.2%
1.7
Cuban
159
0.1%
0.7
Other Hispanic or Latino
992
0.6%
4.2
Not Hispanic or Latino
147,778
91.4%
82.2
Rock County, WI Educational Attainment
Education Level
Number
Percent
National Avg
Less than 9th grade
2,967
2.7%
5.4
9th to 12th grade, no diploma
7,586
6.9%
7.2
High school graduate (includes equivalent)
37,499
34.3%
27.2
Some college, no degree
25,649
23.4%
20.6
Associate's Degree
12,034
11.0%
8.4
Bachelor's Degree
15,685
14.3%
19.3
Graduate or professional degree
8,012
7.3%
11.9
Education Summary
Number
Percent
National Avg
< High School Graduate
10,553
9.6%
12.6
High School Graduate or Higher
98,879
90.3%
87.4
Bachelor's Degree or Higher
23,697
21.6%
31.2
Rock County, WI Marital Status
Marital Status
Number
Percent
National Avg
Never Married
40,763
31.4%
33.7%
Now Married
61,950
47.7%
47.5
Divorced
17,141
13.2%
11.0%
Separated
1,629
1.3%
2.0
Widowed
8,315
6.4
5.8%
Rock County, WI Language Spoken at Home
Language
Number
Percent
National Avg
English Only
139,401
91.8%
78.4%
Languages other than english
12,507
8.2%
21.6%
Spanish
9,305
6.1%
13.3%
Other indo-european languages
1,759
1.2%
3.7%
Asian and Pacific islander languages
1,322
0.9%
3.5%
Other Languages
121
0.1%
1.1%
Rock County, WI Household Income
Household Income
Number
Percent
National Avg
Less than $10,000
2,444
3.9%
6.7
$10,000 to $14,999
3,329
5.3%
4.8
$15,000 to $24,999
8,428
13.3%
9.7
$25,000 to $34,999
8,298
13.1%
9.5
$35,000 to $49,999
8,574
13.6%
13.0
$50,000 to $74,999
11,628
18.4%
17.7
$75,000 to $99,999
8,875
14.0%
12.3
$100,000 to $149,000
7,933
12.5%
14.0
$150,000 to $199,999
2,024
3.2%
5.8
$200,000 or more
1,689
2.7%
6.4
Median household income
50,729
57,617
Per capita income
26,730
31,128
Rock County, WI Employment Breakdown
Industry
Number
Percent
National Avg
Agriculture, forestry, fishing, hunting and mining
1,588
2.0%
1.7
Arts, entertainment, recreation, accommodation and food services
5,643
7.2%
9.8
Construction
4,884
6.2%
6.4
Educational services, health care and social assistance
16,685
21.2%
23.0
Finance, insurance, real estate, rental, and leasing
3,280
4.2%
6.6
Information
2,073
2.6%
2.1
Manufacturing
19,952
25.4%
10.1
Other services except public administration
2,410
3.1%
4.9
Professional, scientific, management, administrative and waste management services
5,197
6.6%
11.4
Public administration
2,294
2.9%
4.6
Retail trade
9,080
11.5%
11.5
Transportation, warehousing and utilities
3,010
3.8%
5.2
Wholesale trade
2,602
3.3%
2.7
Occupation
Number
Percent
National Avg
Construction, extraction, maintenance, and repair occupations
6,786
8.6%
8.8%
Management, professional, and related occupations
23,918
30.4%
37.6%
Production, transportation, and material moving occupations
16,623
21.1%
12.2%
Sales and office occupations
17,848
22.7%
23.3%
Service occupations
13,523
17.2%
18.1%
Rock County, WI Commute Statistics
Commute Type
Number
Percent
National Avg
Workers 16 Years and over
77,276
Car, truck, or van - drove alone
64,811
83.9%
76.3
Car, truck, or van - carpooled
7,454
9.6%
9.0
Public transportation (excluding taxicab)
442
0.6%
5.1
Walked
1,555
2.0%
2.7
Other means
759
1.0%
1.8
Worked at home
2,255
2.9%
5.0
Mean travel time to work (Minutes)
23.5
26.6
Rock County, WI Vehicles per Household
Vehicles per Household
Number
Percent
National Avg
None
3,731
5.9%
8.7
1 vehicles
21,503
34.0%
33.2
2 vehicles
24,069
38.1%
37.1
3 or more
13,919
22.0%
21.0
Rock County, WI Housing Occupancy
Housing Occupancy
Number
Percent
National Avg
Total Housing Units
Occupied Housing Units
63,222
92.3%
87.6
Owner Occupied
43,739
69.2%
63.1
Renter Occupied
19,483
30.8%
36.9
Vacant Housing Units
5,291
7.7%
12.4
Homeowner Vacancy Rate
1
0.0%
0.0
Rental Vacancy Rate
3
0.0%
0.0
Average household size of owner-occupied unit
2.6
0.0%
2.7
Average household size of renter-occupied unit
2.3
0.0%
2.5
Rock County, WI Rooms per Residence
Rooms per Residence
Number
Percent
National Avg
Total Housing Units
68,513
1 room
774
1.1%
2.4
2 rooms
780
1.1%
2.7
3 rooms
4,633
6.8%
9.1
4 rooms
11,428
16.7%
16.5
5 rooms
14,340
20.9%
19.8
6 rooms
12,736
18.6%
17.8
7 rooms
8,578
12.5%
12.0
8 rooms
6,566
9.6%
8.6
9 rooms or more
8,678
12.7%
11.1
Median Rooms
6
0.0
Rock County, WI Structure Type Statistics
Structure Type
Number
Percent
National Avg
Total Housing Units
68,513
1-unit, detached
48,869
71.3%
61.5
1-unit, attached
5,169
7.5%
5.9
2-units
3,314
4.8%
3.6
3 or 4 units
1,870
2.7%
4.4
5 to 9 units
2,392
3.5%
4.8
10 to 19 units
1,984
2.9%
4.4
20 or more units
3,733
5.4%
9.0
Mobile home
1,135
1.7%
6.2
Boat, RV, van, etc.
47
0.1%
0.1
Rock County, WI Housing Age Statistics
Housing Age
Number
Percent
National Avg
1939 or earlier
13,601
19.9%
12.8%
1940 to 1949
3,488
5.1%
5.0%
1950 to 1959
8,522
12.4%
10.4%
1960 to 1969
9,828
14.3%
10.7%
1970 to 1979
9,689
14.1%
15.3%
1980 to 1989
6,006
8.8%
13.5%
1990 to 1999
7,823
11.4%
13.9%
2000 to 2009
8,493
12.4%
14.2%
2010 to 2013
840
1.2%
2.8%
2014 or later
223
0.3%
1.4%
Rock County, WI Household Heating
Heating Fuel Type
Number
Percent
National Avg
Utility Gas
43,738
69.2%
48.1
Bottled, tank, or LP gas
4,815
7.6%
4.7
Electricity
12,240
19.4%
38.7
Fuel oil, kerosene, etc.
673
1.1%
4.8
Coal or coke
11
0.0%
0.1
Wood
1,246
2.0%
1.9
Solar energy
16
0.0%
0.1
Other fuel
260
0.4%
0.5
No fuel used
223
0.4%
1.1
Rock County, WI Mortgage Statistics
Mortgage Payments
Number
Percent
National Avg
Housing units with a mortgage
29,044
47295100.0
$3,000 or more
417
1.4%
10.3%
Less than $500
491
1.7%
1.6%
$2,500 to $2,999
563
1.9%
7.0%
$2,000 to $2,499
1,176
4.0%
11.8%
$1,500 to $1,999
5,877
20.2%
20.1%
$500 to $999
9,286
32.0%
20.4%
$1,000 to $1,499
11,234
38.7%
28.8%
Mortgage Payment as % of Income
Number
Percent
National Avg
Less than 20.0%
13,521
46.9%
45.4%
20.0% to 24.9%
5,771
20.0%
15.7%
25.0% to 29.9%
2,588
9.0%
10.6%
30.0% to 34.9%
1,694
5.9%
7.0%
35.0% or more
5,268
18.3%
21.3%
Not Computed
202
0.0%
0.0%
Rock County, WI Rent Statistics
Rent Payment Amount
Number
Percent
National Avg
Occupied Units Paying Rent
18,681
41,631,300
$2,000 to $2,499
12
0.1%
4.4%
$2,500 to $2,999
43
0.2%
1.9%
$3,000 or more
74
0.4%
1.8%
$1,500 to $1,999
290
1.6%
11.9%
Less than $500
2,433
13.0%
10.7%
$1,000 to $1,499
2,680
14.3%
28.3%
$500 to $999
13,149
70.4%
41.0%
No Cash Rent
802
0.0%
2,206,240
Median (Dollars)
751
0.0%
981
Rent Payment as % of Income
Number
Percent
National Avg
Less than 15.0%
2,475
13.4%
13.1%
15.0% to 19.9%
2,574
13.9%
12.9%
20.0% to 24.9%
2,292
12.4%
12.8%
25.0% to 29.9%
2,525
13.7%
11.5%
30.0% to 34.9%
1,447
7.8%
9.0%
35.0% or more
7,169
38.8%
40.7%
Not Computed
1,001
0.0%
0.0%
Rock County, WI Property Value
Property Type
Number
Percent
National Avg
Specified Owner-Occupied Units
43,739
75,022,600
Less then $50,000
2,503
5.7%
7.3%
$50,000 to $99,999
10,056
23.0%
7.3%
$100,000 to $149,000
12,019
27.5%
14.1%
$150,000 to $199,000
8,416
19.2%
14.5%
$200,000 to $299,999
6,966
15.9%
19.2%
$300,000 to $499,999
3,117
7.1%
18.2%
$500,000 to $999,999
374
0.9%
10.5%
$1,000,000 or more
288
0.7%
3.1%
Median (Dollars)
138,800
205,000
