50226 ZIP Code — Polk City, IA
Polk County, Iowa
ZIP code 50226 is located in Polk City, Iowa, within Polk County. It covers approximately 36.35 square miles and serves a population of 7,144 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 515.
About ZIP code 50226
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $361,100. Owner-occupancy is high at 90%, well above the national average.
Median household income is $144,615. The poverty rate of 6% is below the national average.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.
Educational attainment is high — 45% of residents hold a bachelor's degree or higher, well above the national average of 33%.
7,144
population
36.35
sq mi land
Standard
ZIP type
Central (CT)
timezone
50226 ZIP code map
Cities in ZIP code 50226
Below are the cities the US Postal Service accepts for ZIP code 50226. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Polk City | Acceptable |
| Polk City | Preferred |
Nearby ZIP codes
50131 Johnston (5.1 mi)
50244 Slater (5.4 mi)
50007 Alleman (5.5 mi)
50023 Ankeny (5.9 mi)
50109 Granger (6 mi)
50111 Grimes (8 mi)
50156 Madrid (8.3 mi)
50124 Huxley (8.3 mi)
50021 Ankeny (9.2 mi)
50073 Elkhart (10.3 mi)
50313 Des Moines (10.9 mi)
50322 Urbandale (11 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 7,144 |
| Population density | 197 / sq mi |
| State FIPS | 19 |
| County FIPS | 153 |
| Geography | |
|---|---|
| Land area | 36.35 sq mi |
| Water area | 4.32 sq mi |
| Latitude | 41.7915 |
| Longitude | -93.7169 |
| Timezone | Central (CT) |
| Area code | 515 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 10.6% | 34.3% | 40.1% |
| $50k – $100k | 20.5% | 32.7% | 33.4% |
| $100k – $200k | 58.8% | 25.7% | 21.5% |
| Over $200k | 10.1% | 7.3% | 5.0% |
Demographics & statistics
7,144
Population
197
People per sq mi
37.4
Median age
$144,615
Median household income
$56,958
Per capita income
$361,100
Median home value
$723
Median monthly rent
90.2%
Home ownership
6.3%
Poverty rate
4.0%
Unemployment
2,306
Housing units
45.4%
Bachelor's or higher
Age distribution
Male
Female
225
Under 5
197
321
5–9
281
342
10–14
299
254
15–19
221
105
20–24
91
487
25–34
426
587
35–44
513
594
45–54
519
307
55–59
269
144
60–64
126
327
65–74
286
119
75–84
104
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 1,925 | 26.9% |
| 18 and over | 5,219 | 73.1% |
| 65 and over | 836 | 11.7% |
| Median age | 37.4 years | |
Race & ethnicity
White
98%
Two or more races
1%
Hispanic or Latino
0.5%
Black or African American
0.5%
| Group | Count | % |
|---|---|---|
| White | 7,037 | 98% |
| Two or more races | 69 | 1% |
| Hispanic or Latino | 39 | 0.5% |
| Black or African American | 38 | 0.5% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 10.6% | 34.3% | 40.1% |
| $50k – $100k | 20.5% | 32.7% | 33.4% |
| $100k – $200k | 58.8% | 25.7% | 21.5% |
| Over $200k | 10.1% | 7.3% | 5.0% |
Under $10k
2.5%
$10k–$15k
6.4%
$25k–$35k
0.9%
$35k–$50k
4.0%
$50k–$75k
9.9%
$75k–$100k
6.2%
$100k–$150k
21.4%
$150k–$200k
22.5%
$200k+
26.2%
| Range | % of households |
|---|---|
| Under $10k | 2.5% |
| $10k–$15k | 6.4% |
| $25k–$35k | 0.9% |
| $35k–$50k | 4.0% |
| $50k–$75k | 9.9% |
| $75k–$100k | 6.2% |
| $100k–$150k | 21.4% |
| $150k–$200k | 22.5% |
| $200k+ | 26.2% |
| Median income | $144,615 |
Housing
Home values
$50k–$100k
3.5%
$100k–$150k
1.4%
$150k–$200k
2.3%
$200k–$300k
22.7%
$300k–$500k
51.7%
$500k–$1M
18.4%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $361,100 |
| Median rent / month | $723 |
| Owner occupied | 90.2% |
| Renter occupied | 9.8% |
| Vacant | 2.0% |
| Single-family detached | 78.9% |
| Large apartment buildings | 2.1% |
| Mobile homes | 0.0% |
| Median rooms | 7.1 |
| Avg household size (owned) | 2.90 |
Year built
| Era | % |
|---|---|
| 2020 or later | 2.9% |
| 2010–2019 | 26.7% |
| 2000–2009 | 29.9% |
| 1990–1999 | 11.1% |
| 1980–1989 | 4.7% |
| 1970–1979 | 11.4% |
| 1960–1969 | 3.6% |
| 1950–1959 | 2.9% |
| 1940–1949 | 0.7% |
| 1939 or earlier | 6.0% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 4.0% |
| 2 bedrooms | 15.9% |
| 3 bedrooms | 42.2% |
| 4 bedrooms | 30.2% |
| 5+ bedrooms | 7.8% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 2.4% |
| 1 vehicle | 8.9% |
| 2 vehicles | 46.2% |
| 3 or more | 42.5% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 68.0% |
| Electricity | 25.5% |
| Propane / LP gas | 5.6% |
| Wood | 0.6% |
| No fuel used | 0.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 1,959 | 78.4% |
| Cohabiting couple | 86 | 3.4% |
| Male householder, no spouse | 223 | 8.9% |
| Female householder, no spouse | 232 | 9.3% |
| Households with children under 18 | 1,050 | 42.0% |
| Households with seniors (65+) | 448 | 17.9% |
| Average household size | 2.84 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 22.7% | 14.3% |
| Married | 68.6% | 76.9% |
| Separated | 1.3% | 0.6% |
| Widowed | 0.7% | 2.7% |
| Divorced | 6.6% | 5.6% |
Education
Less than 9th grade
0.2%
Some HS, no diploma
1.1%
HS graduate
16.4%
Some college, no degree
20.2%
Associate's degree
16.8%
Bachelor's degree
32.9%
Graduate / professional
12.4%
| Metric | % |
|---|---|
| HS diploma or higher | 98.7% |
| Bachelor's or higher | 45.4% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 108 | 5.4% |
| Kindergarten | 129 | 6.4% |
| Elementary school | 1,021 | 50.6% |
| High school | 354 | 17.6% |
| College / grad school | 405 | 20.1% |
Employment
Industry of employment
Education & healthcare
15.9%
Finance & real estate
15.4%
Other services
11.7%
Retail trade
10.9%
Professional & management
9.0%
Public administration
6.9%
Manufacturing
6.5%
Construction
6.4%
Transportation & utilities
5.6%
Arts, food & hospitality
4.8%
Wholesale trade
3.6%
Agriculture & mining
3.1%
Information
0.3%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 53.7% |
| Service | 8.4% |
| Sales & office | 15.3% |
| Natural resources & construction | 5.3% |
| Production & transportation | 17.2% |
Employment type
| Type | % |
|---|---|
| Private sector | 77.1% |
| Government | 16.7% |
| Self-employed | 6.2% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 86.1% |
| Carpool | 1.9% |
| Public transit | 0.0% |
| Walk | 0.6% |
| Work from home | 11.4% |
| Other means | 0.0% |
| Avg commute (minutes) | 25.0 |
Poverty
All people
6.3%
Under 18 years
6.5%
18 and over
6.3%
Married-couple families
3.2%
Female-led households
55.4%
Income support
| Source | % of households |
|---|---|
| Social Security | 23.2% |
| Retirement income | 24.0% |
| Supplemental Security | 1.9% |
| Cash public assistance | 0.0% |
| Food stamps / SNAP | 0.6% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 33.9% |
| High blood pressure | 25.9% |
| High cholesterol | 30.6% |
| Diabetes | 7.3% |
| Heart disease | 4.4% |
| Stroke | 1.9% |
| Asthma | 8.5% |
| Arthritis | 19.2% |
| Kidney disease | 2.0% |
| Pulmonary disease | 4.4% |
| Cancer | 5.7% |
| Behavior / access | % |
|---|---|
| Smoking | 14.6% |
| Binge drinking | 25.8% |
| No physical activity | 16.3% |
| Less than 7 hrs sleep | 27.5% |
| Depression | 18.0% |
| Fair or poor health | 9.2% |
| Poor mental health | 12.9% |
| Poor physical health | 7.1% |
| No health insurance | 6.7% |
| Visited doctor (checkup) | 74.2% |
| Visited dentist | 74.8% |
| Cholesterol screening | 90.2% |
| Teeth loss | 7.7% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 304 | 5.9% |
| Disability | % |
|---|---|
| Any disability | 7.2% |
| Under 18 | 4.2% |
| 18–64 years | 6.3% |
| 65 and over | 19.1% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 80.3% |
| Public insurance | 24.7% |
| No insurance | 5.3% |
| Uninsured under 19 | 6.1% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 6,722 | 94.1% |
| Spanish | 0 | 0.0% |
| Other Indo-European | 0 | 0.0% |
| Asian & Pacific Islander | 0 | 0.0% |
| Other languages | 0 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 7,144 | 100.0% |
| Born in same state | 7,052 | 98.7% |
| Born in different state | 5,897 | 82.5% |
| Foreign born | 92 | 1.3% |
| Naturalized citizen | 0 | 0.0% |
| Not a US citizen | 0 | 0.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 1,086 | 15.2% |
| French | 955 | 13.4% |
| Polish | 659 | 9.2% |
| Arab | 210 | 2.9% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 204 | 2.9% |
| English | 83 | 1.2% |
| German | 18 | 0.3% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 35.0% |
| Internet access | 99.8% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 50226
What city is ZIP code 50226 in?
ZIP code 50226 is primarily assigned to Polk City, Iowa.
What county is ZIP code 50226 in?
ZIP code 50226 falls within Polk County, Iowa.
Is ZIP code 50226 mostly owner-occupied?
90% of occupied units in ZIP code 50226 are owner-occupied, well above the national average.
How educated is the population of ZIP code 50226?
45% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
What is the median household income in ZIP code 50226?
The median household income in ZIP code 50226 is $144,615, above the national median of ~$75,000.
What is the typical home value in ZIP code 50226?
The median home value in ZIP code 50226 is $361,100.
What timezone is ZIP code 50226 in?
ZIP code 50226 observes the CST timezone.