Johnston, IA Demographic Data
Johnston, IA Summary
Johnston is located in Polk County in Iowa
- Population: 17,316
- Area: 18.36 sq. miles
- Land Area: 17.16 sq. miles
- Water Area: 1.21 sq. miles
- Population Density: 942.98 people per sq. mile
- Elevation: 830.05 ft
- Time Zone: Central Standard Time (GMT -6)
- Daylight Savings: Yes
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Johnston, IA Gender Breakdown
Gender
Number
Percent
National Avg
Female
10,203
52%
50.8
Male
9,288
48%
49.2
Total Population
19,491
323,128,000
Johnston, IA Age Breakdown
Age Group
Number
Percent
National Avg
Under 5 Years
1,002
5.1%
6.1
5 to 9 Years
1,581
8.1%
6.3
10 to 14 Years
1,517
7.8%
6.4
15 to 19 Years
1,513
7.8%
6.7
20 to 24 Years
558
2.9%
6.9
25 to 34 Years
2,234
11.5%
13.7
35 to 44 Years
3,361
17.2%
12.6
45 to 54 Years
2,929
15.0%
13.2
55 to 59 Years
1,278
6.6%
6.7
60 to 64 Years
1,227
6.3%
6.1
65 to 74 Years
1,312
6.7%
8.9
75 to 84 Years
723
3.7%
4.4
85 Years and Over
256
1.3%
1.9
Age Statistics
Number
Percent
National Avg
18 Years and over
14,220
73.0%
77.2
Female
7,656
53.8%
51.3
Male
6,564
46.2%
48.7
21 Years and over
13,732
70.5%
73.1
62 Years and over
2,993
15.4%
18.8
65 Years and over
2,291
11.8%
15.2
Female
1,315
57.4%
55.8
Male
976
42.6%
44.2
Median Age (years)
39
0.0%
0.0
Johnston, IA Race Breakdown
Race
Number
Percent
National Avg
One Race
19,224
98.6%
96.8
White
17,976
92.2%
72.6
Black or African American
403
2.1%
12.7
American Indian and Alaska Native
14
0.1%
0.8
Asian
760
3.9%
5.4
Asian Indian
298
1.5%
1.2
Chinese
320
1.6%
1.3
Filipino
0
0.0%
0.9
Japanese
23
0.1%
0.2
Korean
90
0.5%
0.4
Vietnamese
0
0.0%
0.6
Other Asian
29
0.1%
0.8
Native Hawaiian and Other Pacific Islander
52
0.3%
0.2
Native Hawaiian
52
0.3%
0.1
Guamanian or Chamorro
0
0.0%
0.0
Samoan
0
0.0%
0.0
Other Pacific Islander
0
0.0%
0.1
Some Other Race
19
0.1%
5.1
Two or More Races
267
1.4%
3.2
Hispanic Statistics
Number
Percent
National Avg
Hispanic or Latino (of any race)
423
2.2%
17.8
Mexican
379
1.9%
11.2
Puerto Rican
17
0.1%
1.7
Cuban
0
0.0%
0.7
Other Hispanic or Latino
27
0.1%
4.2
Not Hispanic or Latino
19,068
97.8%
82.2
Johnston, IA Educational Attainment
Education Level
Number
Percent
National Avg
Less than 9th grade
94
0.7%
5.4
9th to 12th grade, no diploma
354
2.7%
7.2
High school graduate (includes equivalent)
2,026
15.2%
27.2
Some college, no degree
2,075
15.6%
20.6
Associate's Degree
1,216
9.1%
8.4
Bachelor's Degree
4,810
36.1%
19.3
Graduate or professional degree
2,745
20.6%
11.9
Education Summary
Number
Percent
National Avg
< High School Graduate
448
3.4%
12.6
High School Graduate or Higher
12,872
96.6%
87.4
Bachelor's Degree or Higher
7,555
56.7%
31.2
Johnston, IA Marital Status
Marital Status
Number
Percent
National Avg
Never Married
3,500
22.7%
33.7%
Now Married
9,279
60.3%
47.5
Divorced
1,759
11.4%
11.0%
Separated
234
1.5%
2.0
Widowed
619
4.0
5.8%
Johnston, IA Language Spoken at Home
Language
Number
Percent
National Avg
English Only
16,486
89.2%
78.4%
Languages other than english
2,003
10.8%
21.6%
Spanish
177
1.0%
13.3%
Other indo-european languages
1,203
6.5%
3.7%
Asian and Pacific islander languages
570
3.1%
3.5%
Other Languages
53
0.3%
1.1%
Johnston, IA Household Income
Household Income
Number
Percent
National Avg
Less than $10,000
173
2.2%
6.7
$10,000 to $14,999
146
1.9%
4.8
$15,000 to $24,999
484
6.3%
9.7
$25,000 to $34,999
333
4.3%
9.5
$35,000 to $49,999
544
7.1%
13.0
$50,000 to $74,999
1,032
13.4%
17.7
$75,000 to $99,999
1,413
18.3%
12.3
$100,000 to $149,000
1,556
20.2%
14.0
$150,000 to $199,999
1,038
13.5%
5.8
$200,000 or more
994
12.9%
6.4
Median household income
95,565
57,617
Per capita income
46,421
31,128
Johnston, IA Employment Breakdown
Industry
Number
Percent
National Avg
Agriculture, forestry, fishing, hunting and mining
438
4.1%
1.7
Arts, entertainment, recreation, accommodation and food services
513
4.8%
9.8
Construction
416
3.9%
6.4
Educational services, health care and social assistance
2,400
22.2%
23.0
Finance, insurance, real estate, rental, and leasing
2,245
20.8%
6.6
Information
244
2.3%
2.1
Manufacturing
1,035
9.6%
10.1
Other services except public administration
218
2.0%
4.9
Professional, scientific, management, administrative and waste management services
1,295
12.0%
11.4
Public administration
424
3.9%
4.6
Retail trade
881
8.2%
11.5
Transportation, warehousing and utilities
312
2.9%
5.2
Wholesale trade
377
3.5%
2.7
Occupation
Number
Percent
National Avg
Construction, extraction, maintenance, and repair occupations
435
4.0%
8.8%
Management, professional, and related occupations
6,327
58.6%
37.6%
Production, transportation, and material moving occupations
504
4.7%
12.2%
Sales and office occupations
2,447
22.7%
23.3%
Service occupations
1,085
10.0%
18.1%
Johnston, IA Commute Statistics
Commute Type
Number
Percent
National Avg
Workers 16 Years and over
10,776
Car, truck, or van - drove alone
9,235
85.7%
76.3
Car, truck, or van - carpooled
725
6.7%
9.0
Public transportation (excluding taxicab)
107
1.0%
5.1
Walked
38
0.4%
2.7
Other means
131
1.2%
1.8
Worked at home
540
5.0%
5.0
Mean travel time to work (Minutes)
20.2
26.6
Johnston, IA Vehicles per Household
Vehicles per Household
Number
Percent
National Avg
None
274
3.6%
8.7
1 vehicles
1,850
24.0%
33.2
2 vehicles
4,094
53.1%
37.1
3 or more
1,495
19.4%
21.0
Johnston, IA Housing Occupancy
Housing Occupancy
Number
Percent
National Avg
Total Housing Units
Occupied Housing Units
7,713
95.6%
87.6
Owner Occupied
5,885
76.3%
63.1
Renter Occupied
1,828
23.7%
36.9
Vacant Housing Units
357
4.4%
12.4
Homeowner Vacancy Rate
1
0.0%
0.0
Rental Vacancy Rate
4
0.0%
0.0
Average household size of owner-occupied unit
2.7
0.0%
2.7
Average household size of renter-occupied unit
1.9
0.0%
2.5
Johnston, IA Rooms per Residence
Rooms per Residence
Number
Percent
National Avg
Total Housing Units
8,070
1 room
78
1.0%
2.4
2 rooms
235
2.9%
2.7
3 rooms
711
8.8%
9.1
4 rooms
1,221
15.1%
16.5
5 rooms
1,033
12.8%
19.8
6 rooms
990
12.3%
17.8
7 rooms
904
11.2%
12.0
8 rooms
902
11.2%
8.6
9 rooms or more
1,996
24.7%
11.1
Median Rooms
6
0.0
Johnston, IA Structure Type Statistics
Structure Type
Number
Percent
National Avg
Total Housing Units
8,070
1-unit, detached
5,047
62.5%
61.5
1-unit, attached
1,102
13.7%
5.9
2-units
36
0.4%
3.6
3 or 4 units
268
3.3%
4.4
5 to 9 units
500
6.2%
4.8
10 to 19 units
416
5.2%
4.4
20 or more units
701
8.7%
9.0
Mobile home
0
0.0%
6.2
Boat, RV, van, etc.
0
0.0%
0.1
Johnston, IA Housing Age Statistics
Housing Age
Number
Percent
National Avg
1939 or earlier
94
1.2%
12.8%
1940 to 1949
292
3.6%
5.0%
1950 to 1959
129
1.6%
10.4%
1960 to 1969
209
2.6%
10.7%
1970 to 1979
537
6.7%
15.3%
1980 to 1989
761
9.4%
13.5%
1990 to 1999
1,815
22.5%
13.9%
2000 to 2009
2,978
36.9%
14.2%
2010 to 2013
1,000
12.4%
2.8%
2014 or later
255
3.2%
1.4%
Johnston, IA Household Heating
Heating Fuel Type
Number
Percent
National Avg
Utility Gas
5,627
73.0%
48.1
Bottled, tank, or LP gas
116
1.5%
4.7
Electricity
1,948
25.3%
38.7
Fuel oil, kerosene, etc.
0
0.0%
4.8
Coal or coke
0
0.0%
0.1
Wood
0
0.0%
1.9
Solar energy
0
0.0%
0.1
Other fuel
0
0.0%
0.5
No fuel used
22
0.3%
1.1
Johnston, IA Mortgage Statistics
Mortgage Payments
Number
Percent
National Avg
Housing units with a mortgage
4,488
47295100.0
Less than $500
29
0.6%
1.6%
$500 to $999
254
5.7%
20.4%
$2,500 to $2,999
377
8.4%
7.0%
$3,000 or more
421
9.4%
10.3%
$2,000 to $2,499
693
15.4%
11.8%
$1,000 to $1,499
1,261
28.1%
28.8%
$1,500 to $1,999
1,453
32.4%
20.1%
Mortgage Payment as % of Income
Number
Percent
National Avg
Less than 20.0%
2,737
61.0%
45.4%
20.0% to 24.9%
722
16.1%
15.7%
25.0% to 29.9%
360
8.0%
10.6%
30.0% to 34.9%
143
3.2%
7.0%
35.0% or more
526
11.7%
21.3%
Not Computed
0
0.0%
0.0%
Johnston, IA Rent Statistics
Rent Payment Amount
Number
Percent
National Avg
Occupied Units Paying Rent
1,809
41,631,300
$3,000 or more
8
0.4%
1.8%
$2,500 to $2,999
23
1.3%
1.9%
$2,000 to $2,499
45
2.5%
4.4%
Less than $500
101
5.6%
10.7%
$1,500 to $1,999
155
8.6%
11.9%
$500 to $999
568
31.4%
41.0%
$1,000 to $1,499
909
50.2%
28.3%
No Cash Rent
19
0.0%
2,206,240
Median (Dollars)
1,076
0.0%
981
Rent Payment as % of Income
Number
Percent
National Avg
Less than 15.0%
234
13.1%
13.1%
15.0% to 19.9%
358
20.0%
12.9%
20.0% to 24.9%
195
10.9%
12.8%
25.0% to 29.9%
160
9.0%
11.5%
30.0% to 34.9%
172
9.6%
9.0%
35.0% or more
668
37.4%
40.7%
Not Computed
41
0.0%
0.0%
Johnston, IA Property Value
Property Type
Number
Percent
National Avg
Specified Owner-Occupied Units
5,885
75,022,600
Less then $50,000
157
2.7%
7.3%
$50,000 to $99,999
104
1.8%
7.3%
$100,000 to $149,000
649
11.0%
14.1%
$150,000 to $199,000
1,065
18.1%
14.5%
$200,000 to $299,999
2,043
34.7%
19.2%
$300,000 to $499,999
1,573
26.7%
18.2%
$500,000 to $999,999
260
4.4%
10.5%
$1,000,000 or more
34
0.6%
3.1%
Median (Dollars)
237,600
205,000