Johnson County, IA Demographic Data
Johnson County, IA Summary
Johnson County is located in Iowa
- Population: 136,317
- Area: 623.15 sq. miles
- Land Area: 614.04 sq. miles
- Water Area: 9.11 sq. miles
- Population Density: 218.75 people per sq. mile
- Elevation: 696.52 ft
- Time Zone: Central Standard Time (GMT -6)
- Daylight Savings: Yes
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Johnson County, IA Gender Breakdown
Gender
Number
Percent
National Avg
Female
74,237
51%
50.8
Male
72,310
49%
49.2
Total Population
146,547
323,128,000
Johnson County, IA Age Breakdown
Age Group
Number
Percent
National Avg
Under 5 Years
8,634
5.9%
6.1
5 to 9 Years
8,007
5.5%
6.3
10 to 14 Years
8,367
5.7%
6.4
15 to 19 Years
14,327
9.8%
6.7
20 to 24 Years
20,374
13.9%
6.9
25 to 34 Years
24,800
16.9%
13.7
35 to 44 Years
17,273
11.8%
12.6
45 to 54 Years
14,667
10.0%
13.2
55 to 59 Years
8,730
6.0%
6.7
60 to 64 Years
6,100
4.2%
6.1
65 to 74 Years
9,190
6.3%
8.9
75 to 84 Years
3,521
2.4%
4.4
85 Years and Over
2,557
1.7%
1.9
Age Statistics
Number
Percent
National Avg
18 Years and over
117,034
79.9%
77.2
Female
59,705
51.0%
51.3
Male
57,329
49.0%
48.7
21 Years and over
102,661
70.1%
73.1
62 Years and over
19,750
13.5%
18.8
65 Years and over
15,268
10.4%
15.2
Female
8,541
55.9%
55.8
Male
6,727
44.1%
44.2
Median Age (years)
30
0.0%
0.0
Johnson County, IA Race Breakdown
Race
Number
Percent
National Avg
One Race
143,956
98.2%
96.8
White
119,612
81.6%
72.6
Black or African American
10,314
7.0%
12.7
American Indian and Alaska Native
0
0.0%
0.8
Asian
10,102
6.9%
5.4
Asian Indian
1,825
1.2%
1.2
Chinese
4,275
2.9%
1.3
Filipino
631
0.4%
0.9
Japanese
69
0.0%
0.2
Korean
1,039
0.7%
0.4
Vietnamese
299
0.2%
0.6
Other Asian
1,964
1.3%
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
3,928
2.7%
5.1
Two or More Races
2,591
1.8%
3.2
Hispanic Statistics
Number
Percent
National Avg
Hispanic or Latino (of any race)
8,108
5.5%
17.8
Mexican
4,955
3.4%
11.2
Puerto Rican
165
0.1%
1.7
Cuban
247
0.2%
0.7
Other Hispanic or Latino
2,741
1.9%
4.2
Not Hispanic or Latino
138,439
94.5%
82.2
Johnson County, IA Educational Attainment
Education Level
Number
Percent
National Avg
Less than 9th grade
2,684
3.1%
5.4
9th to 12th grade, no diploma
2,670
3.1%
7.2
High school graduate (includes equivalent)
13,640
15.7%
27.2
Some college, no degree
14,197
16.3%
20.6
Associate's Degree
6,730
7.8%
8.4
Bachelor's Degree
24,371
28.1%
19.3
Graduate or professional degree
22,546
26.0%
11.9
Education Summary
Number
Percent
National Avg
< High School Graduate
5,354
6.2%
12.6
High School Graduate or Higher
81,484
93.9%
87.4
Bachelor's Degree or Higher
46,917
54.1%
31.2
Johnson County, IA Marital Status
Marital Status
Number
Percent
National Avg
Never Married
53,817
44.3%
33.7%
Now Married
55,245
45.5%
47.5
Divorced
7,831
6.4%
11.0%
Separated
1,038
0.9%
2.0
Widowed
3,608
3.0
5.8%
Johnson County, IA Language Spoken at Home
Language
Number
Percent
National Avg
English Only
116,791
84.7%
78.4%
Languages other than english
21,122
15.3%
21.6%
Spanish
5,974
4.3%
13.3%
Other indo-european languages
4,739
3.4%
3.7%
Asian and Pacific islander languages
6,119
4.4%
3.5%
Other Languages
4,290
3.1%
1.1%
Johnson County, IA Household Income
Household Income
Number
Percent
National Avg
Less than $10,000
6,965
12.2%
6.7
$10,000 to $14,999
2,877
5.0%
4.8
$15,000 to $24,999
5,278
9.2%
9.7
$25,000 to $34,999
3,842
6.7%
9.5
$35,000 to $49,999
5,752
10.1%
13.0
$50,000 to $74,999
9,466
16.5%
17.7
$75,000 to $99,999
7,213
12.6%
12.3
$100,000 to $149,000
8,856
15.5%
14.0
$150,000 to $199,999
3,546
6.2%
5.8
$200,000 or more
3,422
6.0%
6.4
Median household income
58,064
57,617
Per capita income
30,438
31,128
Johnson County, IA Employment Breakdown
Industry
Number
Percent
National Avg
Agriculture, forestry, fishing, hunting and mining
713
0.9%
1.7
Arts, entertainment, recreation, accommodation and food services
9,082
11.1%
9.8
Construction
4,243
5.2%
6.4
Educational services, health care and social assistance
34,097
41.6%
23.0
Finance, insurance, real estate, rental, and leasing
4,868
5.9%
6.6
Information
1,341
1.6%
2.1
Manufacturing
5,872
7.2%
10.1
Other services except public administration
2,664
3.3%
4.9
Professional, scientific, management, administrative and waste management services
4,552
5.6%
11.4
Public administration
1,427
1.7%
4.6
Retail trade
8,770
10.7%
11.5
Transportation, warehousing and utilities
2,327
2.8%
5.2
Wholesale trade
1,928
2.4%
2.7
Occupation
Number
Percent
National Avg
Construction, extraction, maintenance, and repair occupations
5,275
6.4%
8.8%
Management, professional, and related occupations
37,683
46.0%
37.6%
Production, transportation, and material moving occupations
6,976
8.5%
12.2%
Sales and office occupations
17,161
21.0%
23.3%
Service occupations
14,789
18.1%
18.1%
Johnson County, IA Commute Statistics
Commute Type
Number
Percent
National Avg
Workers 16 Years and over
80,356
Car, truck, or van - drove alone
53,593
66.7%
76.3
Car, truck, or van - carpooled
7,105
8.8%
9.0
Public transportation (excluding taxicab)
4,583
5.7%
5.1
Walked
8,543
10.6%
2.7
Other means
2,577
3.2%
1.8
Worked at home
3,955
4.9%
5.0
Mean travel time to work (Minutes)
18.5
26.6
Johnson County, IA Vehicles per Household
Vehicles per Household
Number
Percent
National Avg
None
3,958
6.9%
8.7
1 vehicles
19,482
34.0%
33.2
2 vehicles
21,524
37.6%
37.1
3 or more
12,253
21.4%
21.0
Johnson County, IA Housing Occupancy
Housing Occupancy
Number
Percent
National Avg
Total Housing Units
Occupied Housing Units
57,217
92.6%
87.6
Owner Occupied
33,063
57.8%
63.1
Renter Occupied
24,154
42.2%
36.9
Vacant Housing Units
4,579
7.4%
12.4
Homeowner Vacancy Rate
1
0.0%
0.0
Rental Vacancy Rate
5
0.0%
0.0
Average household size of owner-occupied unit
2.7
0.0%
2.7
Average household size of renter-occupied unit
2.1
0.0%
2.5
Johnson County, IA Rooms per Residence
Rooms per Residence
Number
Percent
National Avg
Total Housing Units
61,796
1 room
1,087
1.8%
2.4
2 rooms
2,027
3.3%
2.7
3 rooms
7,900
12.8%
9.1
4 rooms
11,260
18.2%
16.5
5 rooms
7,599
12.3%
19.8
6 rooms
8,419
13.6%
17.8
7 rooms
6,929
11.2%
12.0
8 rooms
7,180
11.6%
8.6
9 rooms or more
9,395
15.2%
11.1
Median Rooms
6
0.0
Johnson County, IA Structure Type Statistics
Structure Type
Number
Percent
National Avg
Total Housing Units
61,796
1-unit, detached
31,427
50.9%
61.5
1-unit, attached
6,332
10.2%
5.9
2-units
1,743
2.8%
3.6
3 or 4 units
2,772
4.5%
4.4
5 to 9 units
5,712
9.2%
4.8
10 to 19 units
6,746
10.9%
4.4
20 or more units
5,146
8.3%
9.0
Mobile home
1,918
3.1%
6.2
Boat, RV, van, etc.
0
0.0%
0.1
Johnson County, IA Housing Age Statistics
Housing Age
Number
Percent
National Avg
1939 or earlier
7,506
12.1%
12.8%
1940 to 1949
1,148
1.9%
5.0%
1950 to 1959
2,699
4.4%
10.4%
1960 to 1969
6,741
10.9%
10.7%
1970 to 1979
9,690
15.7%
15.3%
1980 to 1989
7,984
12.9%
13.5%
1990 to 1999
9,825
15.9%
13.9%
2000 to 2009
11,401
18.4%
14.2%
2010 to 2013
2,612
4.2%
2.8%
2014 or later
2,190
3.5%
1.4%
Johnson County, IA Household Heating
Heating Fuel Type
Number
Percent
National Avg
Utility Gas
37,734
65.9%
48.1
Bottled, tank, or LP gas
4,254
7.4%
4.7
Electricity
14,075
24.6%
38.7
Fuel oil, kerosene, etc.
167
0.3%
4.8
Coal or coke
0
0.0%
0.1
Wood
495
0.9%
1.9
Solar energy
32
0.1%
0.1
Other fuel
312
0.5%
0.5
No fuel used
148
0.3%
1.1
Johnson County, IA Mortgage Statistics
Mortgage Payments
Number
Percent
National Avg
Housing units with a mortgage
22,074
47295100.0
Less than $500
195
0.9%
1.6%
$3,000 or more
1,198
5.4%
10.3%
$2,500 to $2,999
1,883
8.5%
7.0%
$500 to $999
2,682
12.2%
20.4%
$2,000 to $2,499
3,369
15.3%
11.8%
$1,500 to $1,999
5,784
26.2%
20.1%
$1,000 to $1,499
6,963
31.5%
28.8%
Mortgage Payment as % of Income
Number
Percent
National Avg
Less than 20.0%
11,934
54.3%
45.4%
20.0% to 24.9%
3,696
16.8%
15.7%
25.0% to 29.9%
2,395
10.9%
10.6%
30.0% to 34.9%
1,113
5.1%
7.0%
35.0% or more
2,846
12.9%
21.3%
Not Computed
90
0.0%
0.0%
Johnson County, IA Rent Statistics
Rent Payment Amount
Number
Percent
National Avg
Occupied Units Paying Rent
23,165
41,631,300
$2,500 to $2,999
0
0.0%
1.9%
$3,000 or more
0
0.0%
1.8%
$2,000 to $2,499
196
0.8%
4.4%
Less than $500
1,455
6.3%
10.7%
$1,500 to $1,999
2,010
8.7%
11.9%
$1,000 to $1,499
5,968
25.8%
28.3%
$500 to $999
13,536
58.4%
41.0%
No Cash Rent
989
0.0%
2,206,240
Median (Dollars)
886
0.0%
981
Rent Payment as % of Income
Number
Percent
National Avg
Less than 15.0%
1,909
8.9%
13.1%
15.0% to 19.9%
2,587
12.1%
12.9%
20.0% to 24.9%
2,471
11.6%
12.8%
25.0% to 29.9%
1,352
6.3%
11.5%
30.0% to 34.9%
1,405
6.6%
9.0%
35.0% or more
11,638
54.5%
40.7%
Not Computed
2,792
0.0%
0.0%
Johnson County, IA Property Value
Property Type
Number
Percent
National Avg
Specified Owner-Occupied Units
33,063
75,022,600
Less then $50,000
1,916
5.8%
7.3%
$50,000 to $99,999
1,459
4.4%
7.3%
$100,000 to $149,000
5,211
15.8%
14.1%
$150,000 to $199,000
4,114
12.4%
14.5%
$200,000 to $299,999
9,963
30.1%
19.2%
$300,000 to $499,999
8,705
26.3%
18.2%
$500,000 to $999,999
1,551
4.7%
10.5%
$1,000,000 or more
144
0.4%
3.1%
Median (Dollars)
238,000
205,000