ZIP code 51023
Where is ZIP code 51023?
Hawarden, Iowa
Sioux County · Standard ZIP code
ZIP code 51023 belongs to Hawarden, Iowa in Sioux County. 51023 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 605 and 712. About 3,473 people live in the 51023 area, where the median household income is $80,357. The closest ZIP codes are 51011 (Chatsworth, 6.2 mi south), 51027 (Ireton, 7.9 mi east) and 57001 (Alcester, 8.1 mi west).
| ZIP code | 51023 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Hawarden |
| State | Iowa (IA) |
| County | Sioux County |
| Time zone | Central Time · now |
| Area codes | 605, 712 |
| Coordinates | 43.0013, -96.473 map |
| 3-digit prefix | 510 |
Population and income in 51023
| Population | 3,473 · higher than 81% of Iowa ZIP codes |
|---|---|
| People per square mile | 29 · higher than 60% of Iowa ZIP codes |
| Median age | 36.9 years · lower than 82% of Iowa ZIP codes |
| Men / women | 56% / 44% |
| Median household income | $80,357 · higher than 64% of Iowa ZIP codes |
| Income per person | $37,539 |
| Below the poverty line | 7.1% |
| Bachelor’s degree or higher | 21% of adults 25+ |
| Median home value | $173,300 · higher than 59% of Iowa ZIP codes |
| Median rent | $926 a month |
| Housing units | 1,347 |
| Households | 1,236 (2.76 people on average) |
| Owners / renters | 71% / 29% |
| Land area | 119.86 sq mi (plus 0.83 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 51023. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 51023
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 51011 | Chatsworth, IA | 6.2 mi S | Standard |
| 51027 | Ireton, IA | 7.9 mi E | Standard |
| 57001 | Alcester, SD | 8.1 mi W | Standard |
| 57034 | Hudson, SD | 9.3 mi N | Standard |
| 51001 | Akron, IA | 11.7 mi S | Standard |
| 57027 | Fairview, SD | 13.7 mi N | Standard |
| 51036 | Maurice, IA | 15.8 mi E | Standard |
| 51250 | Sioux Center, IA | 15.8 mi E | Standard |
| 51247 | Rock Valley, IA | 16.1 mi NE | Standard |
| 57004 | Beresford, SD | 16.7 mi W | Standard |
| 51008 | Brunsville, IA | 17 mi SE | PO Box only |
| 51031 | Le Mars, IA | 20.9 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 51023 or measure the distance to another ZIP code.
How to address mail to 51023
123 MAIN ST
HAWARDEN IA 51023
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (51023-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 51023?
- 51023 is a Hawarden, Iowa ZIP code.
- What county is 51023 in?
- ZIP code 51023 is in Sioux County, Iowa.
- What time zone is ZIP code 51023 in?
- 51023 is in the Central Time zone (America/Chicago).
- What area code is 51023?
- Phone numbers in ZIP code 51023 use area codes 605 and 712.
- What is the population of ZIP code 51023?
- About 3,473 people live in ZIP code 51023, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 51023?
- The median household income in 51023 is $80,357 a year, higher than 64% of Iowa ZIP codes.
- What ZIP codes are near 51023?
- The nearest ZIP codes to 51023 are 51011 (Chatsworth, 6.2 miles), 51027 (Ireton, 7.9 miles), 57001 (Alcester, 8.1 miles) and 57034 (Hudson, 9.3 miles).