Polk City, IA Demographic Data
Polk City, IA Summary
Polk City is located in Polk County in Iowa
- Population: 3,451
- Area: 4.47 sq. miles
- Land Area: 4.32 sq. miles
- Water Area: 0.15 sq. miles
- Population Density: 772.90 people per sq. mile
- Elevation: 843.18 ft
- Time Zone: Central Standard Time (GMT -6)
- Daylight Savings: Yes
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Polk City, IA Gender Breakdown
Gender
Number
Percent
National Avg
Female
2,124
52%
50.8
Male
1,991
48%
49.2
Total Population
4,115
323,128,000
Polk City, IA Age Breakdown
Age Group
Number
Percent
National Avg
Under 5 Years
323
7.8%
6.1
5 to 9 Years
389
9.5%
6.3
10 to 14 Years
401
9.7%
6.4
15 to 19 Years
210
5.1%
6.7
20 to 24 Years
218
5.3%
6.9
25 to 34 Years
351
8.5%
13.7
35 to 44 Years
573
13.9%
12.6
45 to 54 Years
551
13.4%
13.2
55 to 59 Years
343
8.3%
6.7
60 to 64 Years
330
8.0%
6.1
65 to 74 Years
264
6.4%
8.9
75 to 84 Years
105
2.6%
4.4
85 Years and Over
57
1.4%
1.9
Age Statistics
Number
Percent
National Avg
18 Years and over
2,844
69.1%
77.2
Female
1,507
53.0%
51.3
Male
1,337
47.0%
48.7
21 Years and over
2,763
67.1%
73.1
62 Years and over
584
14.2%
18.8
65 Years and over
426
10.4%
15.2
Female
241
56.6%
55.8
Male
185
43.4%
44.2
Median Age (years)
38
0.0%
0.0
Polk City, IA Race Breakdown
Race
Number
Percent
National Avg
One Race
4,056
98.6%
96.8
White
4,038
98.1%
72.6
Black or African American
0
0.0%
12.7
American Indian and Alaska Native
0
0.0%
0.8
Asian
13
0.3%
5.4
Asian Indian
0
0.0%
1.2
Chinese
0
0.0%
1.3
Filipino
0
0.0%
0.9
Japanese
0
0.0%
0.2
Korean
6
0.1%
0.4
Vietnamese
0
0.0%
0.6
Other Asian
7
0.2%
0.8
Native Hawaiian and Other Pacific Islander
0
0.0%
0.2
Native Hawaiian
0
0.0%
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
5
0.1%
5.1
Two or More Races
59
1.4%
3.2
Hispanic Statistics
Number
Percent
National Avg
Hispanic or Latino (of any race)
72
1.7%
17.8
Mexican
72
1.7%
11.2
Puerto Rican
0
0.0%
1.7
Cuban
0
0.0%
0.7
Other Hispanic or Latino
0
0.0%
4.2
Not Hispanic or Latino
4,043
98.3%
82.2
Polk City, IA Educational Attainment
Education Level
Number
Percent
National Avg
Less than 9th grade
34
1.3%
5.4
9th to 12th grade, no diploma
16
0.6%
7.2
High school graduate (includes equivalent)
634
24.6%
27.2
Some college, no degree
589
22.9%
20.6
Associate's Degree
280
10.9%
8.4
Bachelor's Degree
758
29.4%
19.3
Graduate or professional degree
263
10.2%
11.9
Education Summary
Number
Percent
National Avg
< High School Graduate
50
1.9%
12.6
High School Graduate or Higher
2,524
98.0%
87.4
Bachelor's Degree or Higher
1,021
39.6%
31.2
Polk City, IA Marital Status
Marital Status
Number
Percent
National Avg
Never Married
546
18.2%
33.7%
Now Married
1,879
62.6%
47.5
Divorced
448
14.9%
11.0%
Separated
0
0.0%
2.0
Widowed
129
4.3
5.8%
Polk City, IA Language Spoken at Home
Language
Number
Percent
National Avg
English Only
3,673
96.9%
78.4%
Languages other than english
119
3.1%
21.6%
Spanish
111
2.9%
13.3%
Other indo-european languages
0
0.0%
3.7%
Asian and Pacific islander languages
8
0.2%
3.5%
Other Languages
0
0.0%
1.1%
Polk City, IA Household Income
Household Income
Number
Percent
National Avg
Less than $10,000
23
1.7%
6.7
$10,000 to $14,999
0
0.0%
4.8
$15,000 to $24,999
37
2.7%
9.7
$25,000 to $34,999
55
4.1%
9.5
$35,000 to $49,999
95
7.0%
13.0
$50,000 to $74,999
246
18.2%
17.7
$75,000 to $99,999
368
27.3%
12.3
$100,000 to $149,000
302
22.4%
14.0
$150,000 to $199,999
150
11.1%
5.8
$200,000 or more
72
5.3%
6.4
Median household income
90,216
57,617
Per capita income
33,863
31,128
Polk City, IA Employment Breakdown
Industry
Number
Percent
National Avg
Agriculture, forestry, fishing, hunting and mining
40
1.9%
1.7
Arts, entertainment, recreation, accommodation and food services
107
5.0%
9.8
Construction
143
6.7%
6.4
Educational services, health care and social assistance
435
20.2%
23.0
Finance, insurance, real estate, rental, and leasing
486
22.6%
6.6
Information
29
1.3%
2.1
Manufacturing
171
8.0%
10.1
Other services except public administration
8
0.4%
4.9
Professional, scientific, management, administrative and waste management services
119
5.5%
11.4
Public administration
111
5.2%
4.6
Retail trade
246
11.4%
11.5
Transportation, warehousing and utilities
138
6.4%
5.2
Wholesale trade
116
5.4%
2.7
Occupation
Number
Percent
National Avg
Construction, extraction, maintenance, and repair occupations
223
10.4%
8.8%
Management, professional, and related occupations
884
41.1%
37.6%
Production, transportation, and material moving occupations
177
8.2%
12.2%
Sales and office occupations
659
30.7%
23.3%
Service occupations
206
9.6%
18.1%
Polk City, IA Commute Statistics
Commute Type
Number
Percent
National Avg
Workers 16 Years and over
2,143
Car, truck, or van - drove alone
2,005
93.6%
76.3
Car, truck, or van - carpooled
44
2.1%
9.0
Public transportation (excluding taxicab)
0
0.0%
5.1
Walked
0
0.0%
2.7
Other means
0
0.0%
1.8
Worked at home
94
4.4%
5.0
Mean travel time to work (Minutes)
23.6
26.6
Polk City, IA Vehicles per Household
Vehicles per Household
Number
Percent
National Avg
None
0
0.0%
8.7
1 vehicles
144
10.7%
33.2
2 vehicles
689
51.1%
37.1
3 or more
515
38.2%
21.0
Polk City, IA Housing Occupancy
Housing Occupancy
Number
Percent
National Avg
Total Housing Units
Occupied Housing Units
1,348
97.0%
87.6
Owner Occupied
1,096
81.3%
63.1
Renter Occupied
252
18.7%
36.9
Vacant Housing Units
41
3.0%
12.4
Homeowner Vacancy Rate
0
0.0%
0.0
Rental Vacancy Rate
0
0.0%
0.0
Average household size of owner-occupied unit
3.0
0.0%
2.7
Average household size of renter-occupied unit
3.2
0.0%
2.5
Polk City, IA Rooms per Residence
Rooms per Residence
Number
Percent
National Avg
Total Housing Units
1,389
1 room
0
0.0%
2.4
2 rooms
0
0.0%
2.7
3 rooms
66
4.8%
9.1
4 rooms
226
16.3%
16.5
5 rooms
166
12.0%
19.8
6 rooms
257
18.5%
17.8
7 rooms
276
19.9%
12.0
8 rooms
137
9.9%
8.6
9 rooms or more
261
18.8%
11.1
Median Rooms
6
0.0
Polk City, IA Structure Type Statistics
Structure Type
Number
Percent
National Avg
Total Housing Units
1,389
1-unit, detached
1,156
83.2%
61.5
1-unit, attached
89
6.4%
5.9
2-units
26
1.9%
3.6
3 or 4 units
34
2.4%
4.4
5 to 9 units
84
6.0%
4.8
10 to 19 units
0
0.0%
4.4
20 or more units
0
0.0%
9.0
Mobile home
0
0.0%
6.2
Boat, RV, van, etc.
0
0.0%
0.1
Polk City, IA Housing Age Statistics
Housing Age
Number
Percent
National Avg
1939 or earlier
8
0.6%
12.8%
1940 to 1949
36
2.6%
5.0%
1950 to 1959
30
2.2%
10.4%
1960 to 1969
36
2.6%
10.7%
1970 to 1979
216
15.6%
15.3%
1980 to 1989
112
8.1%
13.5%
1990 to 1999
141
10.2%
13.9%
2000 to 2009
606
43.6%
14.2%
2010 to 2013
190
13.7%
2.8%
2014 or later
14
1.0%
1.4%
Polk City, IA Household Heating
Heating Fuel Type
Number
Percent
National Avg
Utility Gas
959
71.1%
48.1
Bottled, tank, or LP gas
15
1.1%
4.7
Electricity
354
26.3%
38.7
Fuel oil, kerosene, etc.
0
0.0%
4.8
Coal or coke
0
0.0%
0.1
Wood
20
1.5%
1.9
Solar energy
0
0.0%
0.1
Other fuel
0
0.0%
0.5
No fuel used
0
0.0%
1.1
Polk City, IA Mortgage Statistics
Mortgage Payments
Number
Percent
National Avg
Housing units with a mortgage
851
47295100.0
Less than $500
10
1.2%
1.6%
$2,500 to $2,999
55
6.5%
7.0%
$3,000 or more
70
8.2%
10.3%
$500 to $999
73
8.6%
20.4%
$2,000 to $2,499
134
15.7%
11.8%
$1,000 to $1,499
236
27.7%
28.8%
$1,500 to $1,999
273
32.1%
20.1%
Mortgage Payment as % of Income
Number
Percent
National Avg
Less than 20.0%
504
59.2%
45.4%
20.0% to 24.9%
98
11.5%
15.7%
25.0% to 29.9%
110
12.9%
10.6%
30.0% to 34.9%
35
4.1%
7.0%
35.0% or more
104
12.2%
21.3%
Not Computed
0
0.0%
0.0%
Polk City, IA Rent Statistics
Rent Payment Amount
Number
Percent
National Avg
Occupied Units Paying Rent
246
41,631,300
Less than $500
0
0.0%
10.7%
$2,500 to $2,999
0
0.0%
1.9%
$3,000 or more
0
0.0%
1.8%
$2,000 to $2,499
0
0.0%
4.4%
$1,500 to $1,999
0
0.0%
11.9%
$500 to $999
100
40.7%
41.0%
$1,000 to $1,499
146
59.3%
28.3%
No Cash Rent
6
0.0%
2,206,240
Median (Dollars)
1,039
0.0%
981
Rent Payment as % of Income
Number
Percent
National Avg
Less than 15.0%
54
22.0%
13.1%
15.0% to 19.9%
60
24.4%
12.9%
20.0% to 24.9%
75
30.5%
12.8%
25.0% to 29.9%
38
15.4%
11.5%
30.0% to 34.9%
9
3.7%
9.0%
35.0% or more
10
4.1%
40.7%
Not Computed
6
0.0%
0.0%
Polk City, IA Property Value
Property Type
Number
Percent
National Avg
Specified Owner-Occupied Units
1,096
75,022,600
Less then $50,000
24
2.2%
7.3%
$50,000 to $99,999
0
0.0%
7.3%
$100,000 to $149,000
140
12.8%
14.1%
$150,000 to $199,000
276
25.2%
14.5%
$200,000 to $299,999
347
31.7%
19.2%
$300,000 to $499,999
196
17.9%
18.2%
$500,000 to $999,999
82
7.5%
10.5%
$1,000,000 or more
31
2.8%
3.1%
Median (Dollars)
228,700
205,000
