Polk County, Iowa
Polk County covers 573 sq mi of land and has about 503,175 residents. 79 zip codes lie mainly within it, spread across 20 cities and towns. Zip codes that only partly reach into the county are listed on each zip's own page.
Population
503,175
879/sq mi
Median household income
$84K
U.S. $81K
Median home value
$262K
U.S. $333K
Median rent
$1,149
U.S. $1,413
Median age
36.2
U.S. 38.9
Poverty rate
10.3%
U.S. 12.5%
Cities and towns
Zip codes in Polk County
79 total
| Zip | City | Type | Population | IncomeMedian income |
|---|---|---|---|---|
| 50007 | Alleman | 444 | $120,417 | |
| 50009 | Altoona | 22,886 | $88,447 | |
| 50021 | Ankeny | 30,283 | $99,572 | |
| 50023 | Ankeny | 46,306 | $117,826 | |
| 50032 | Berwick | 707 | — | |
| 50035 | Bondurant | 10,131 | $134,906 | |
| 50073 | Elkhart | 1,208 | $100,972 | |
| 50109 | Granger | 3,309 | $118,669 | |
| 50111 | Grimes | 16,865 | $120,769 | |
| 50131 | Johnston | 24,583 | $106,551 | |
| 50161 | Maxwell | 2,296 | $98,519 | |
| 50169 | Mitchellville | 3,667 | $83,938 | |
| 50226 | Polk City | 7,759 | $153,011 | |
| 50237 | Runnells | 3,635 | $101,806 | |
| 50243 | Sheldahl | 361 | $80,938 | |
| 50244 | Slater | 1,729 | $120,313 | |
| 50265 | West Des Moines | 33,488 | $85,915 | |
| 50301 | Des Moines · PO box | — | — | |
| 50302 | Des Moines · PO box | — | — | |
| 50303 | Des Moines · PO box | — | — | |
| 50304 | Des Moines · PO box | — | — | |
| 50305 | Des Moines · PO box | — | — | |
| 50306 | Des Moines · PO box | — | — | |
| 50307 | Des Moines · PO box | — | — | |
| 50308 | Des Moines · PO box | — | — | |
| 50309 | Des Moines | 10,110 | $56,777 | |
| 50310 | Des Moines | 31,177 | $76,381 | |
| 50311 | Des Moines | 14,574 | $61,957 | |
| 50312 | Des Moines | 15,802 | $92,242 | |
| 50313 | Des Moines | 17,440 | $68,361 | |
| 50314 | Des Moines | 10,438 | $39,950 | |
| 50315 | Des Moines | 34,816 | $60,590 | |
| 50316 | Des Moines | 16,710 | $56,090 | |
| 50317 | Des Moines | 36,548 | $65,617 | |
| 50318 | Des Moines · PO box | — | — | |
| 50319 | Des Moines | 0 | — | |
| 50320 | Des Moines | 24,807 | $85,105 | |
| 50321 | Des Moines | 7,900 | $80,351 | |
| 50322 | Urbandale | 31,931 | $92,085 | |
| 50324 | Windsor Heights | 5,143 | $91,707 | |
| 50325 | Clive | 19,012 | $132,121 | |
| 50327 | Pleasant Hill | 13,177 | $98,333 | |
| 50328 | Des Moines · PO box | — | — | |
| 50329 | Des Moines · PO box | — | — | |
| 50330 | Des Moines · PO box | — | — | |
| 50331 | Des Moines · PO box | — | — | |
| 50332 | Des Moines · PO box | — | — | |
| 50333 | Des Moines · PO box | — | — | |
| 50334 | Des Moines · PO box | — | — | |
| 50335 | Des Moines · PO box | — | — | |
| 50336 | Des Moines · PO box | — | — | |
| 50339 | Des Moines · PO box | — | — | |
| 50340 | Des Moines · PO box | — | — | |
| 50359 | Des Moines · PO box | — | — | |
| 50360 | Des Moines · PO box | — | — | |
| 50361 | Des Moines · PO box | — | — | |
| 50362 | Des Moines · PO box | — | — | |
| 50363 | Des Moines · PO box | — | — | |
| 50364 | Des Moines · PO box | — | — | |
| 50367 | Des Moines · PO box | — | — | |
| 50368 | Des Moines · PO box | — | — | |
| 50369 | Des Moines · PO box | — | — | |
| 50380 | Des Moines · PO box | — | — | |
| 50381 | Des Moines · PO box | — | — | |
| 50391 | Des Moines · PO box | — | — | |
| 50392 | Des Moines · PO box | — | — | |
| 50393 | Des Moines · PO box | — | — | |
| 50394 | Des Moines · PO box | — | — | |
| 50395 | Des Moines · PO box | — | — | |
| 50396 | Des Moines · PO box | — | — | |
| 50398 | Urbandale · PO box | — | — | |
| 50936 | Des Moines · PO box | — | — | |
| 50940 | Des Moines · PO box | — | — | |
| 50947 | Des Moines · PO box | — | — | |
| 50950 | Des Moines · PO box | — | — | |
| 50980 | Des Moines · PO box | — | — | |
| 50981 | Des Moines · PO box | — | — | |
| 50982 | Des Moines · PO box | — | — | |
| 50983 | Des Moines · PO box | — | — |
Polk County at a glance
Compared with the U.S.
Household income distribution
<$25k
11%
$25–50k
17%
$50–75k
17%
$75–100k
14%
$100–150k
19%
$150–200k
11%
$200k+
12%
Highest education (adults 25+)
No diploma
8%
High school
24%
Some college
18%
Associate's
10%
Bachelor's
27%
Graduate
13%
How people get to work
Drove alone
72%
Carpooled
8%
Transit
0.5%
Walked
1%
Bicycle
0.2%
Worked from home
16%
Other
1%
At a glance
| Polk | U.S. | |
|---|---|---|
| Own their home | 67.4% | 65.2% |
| Bachelor's degree or higher | 40.3% | 35.7% |
| Work from home | 15.7% | 15.1% |
| Households with broadband | 91.9% | 91% |
| Without health insurance | 5.3% | 8.4% |
| Foreign-born | 10.1% | 14.1% |
| Veterans (of adults) | 5.6% | 6.2% |
| Unemployment | 4.4% | 5.2% |
| Average commute | 20 min | 26.4 min |