ZIP code 57533
Where is ZIP code 57533?
Gregory, South Dakota
Gregory County · Standard ZIP code
ZIP code 57533 belongs to Gregory, South Dakota in Gregory County. 57533 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 402, 531 and 605. About 1,674 people live in the 57533 area, where the median household income is $58,500. The closest ZIP codes are 57523 (Burke, 4.1 mi southeast), 57529 (Dallas, 7.8 mi west) and 57538 (Herrick, 10.7 mi southeast).
| ZIP code | 57533 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Gregory |
| Also accepted | Dixon, Iona |
| State | South Dakota (SD) |
| County | Gregory County |
| Time zone | Central Time · now |
| Area codes | 402, 531, 605 |
| Coordinates | 43.2136, -99.3622 map |
| 3-digit prefix | 575 |
Population and income in 57533
| Population | 1,674 · higher than 77% of South Dakota ZIP codes |
|---|---|
| People per square mile | 4 · lower than 57% of South Dakota ZIP codes |
| Median age | 40.6 years · lower than 56% of South Dakota ZIP codes |
| Men / women | 44% / 56% |
| Median household income | $58,500 · lower than 81% of South Dakota ZIP codes |
| Income per person | $31,891 |
| Below the poverty line | 7.1% |
| Bachelor’s degree or higher | 20% of adults 25+ |
| Median home value | $122,400 · lower than 73% of South Dakota ZIP codes |
| Median rent | $633 a month |
| Housing units | 869 |
| Households | 670 (2.41 people on average) |
| Owners / renters | 69% / 31% |
| Land area | 376.79 sq mi (plus 8.7 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 57533. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 57533
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 57523 | Burke, SD | 4.1 mi SE | Standard |
| 57529 | Dallas, SD | 7.8 mi W | Standard |
| 57538 | Herrick, SD | 10.7 mi SE | Standard |
| 57571 | Saint Charles, SD | 16.2 mi SE | Standard |
| 57528 | Colome, SD | 16.7 mi W | Standard |
| 68753 | Mills, NE | 20.6 mi S | Standard |
| 57317 | Bonesteel, SD | 21.3 mi SE | Standard |
| 68755 | Naper, NE | 23.3 mi SE | Standard |
| 57580 | Winner, SD | 23.6 mi W | Standard |
| 57369 | Platte, SD | 25.4 mi NE | Standard |
| 57335 | Fairfax, SD | 29.5 mi SE | Standard |
| 68722 | Butte, NE | 33.4 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 57533 or measure the distance to another ZIP code.
How to address mail to 57533
123 MAIN ST
GREGORY SD 57533
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts DIXON and IONA as the city name for 57533. Avoid Carlock: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (57533-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 57533?
- 57533 is a Gregory, South Dakota ZIP code. Dixon and Iona are also accepted as the city name.
- What county is 57533 in?
- ZIP code 57533 is in Gregory County, South Dakota.
- What time zone is ZIP code 57533 in?
- 57533 is in the Central Time zone (America/Chicago).
- What area code is 57533?
- Phone numbers in ZIP code 57533 use area codes 402, 531 and 605.
- What is the population of ZIP code 57533?
- About 1,674 people live in ZIP code 57533, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 57533?
- The median household income in 57533 is $58,500 a year, lower than 81% of South Dakota ZIP codes.
- What ZIP codes are near 57533?
- The nearest ZIP codes to 57533 are 57523 (Burke, 4.1 miles), 57529 (Dallas, 7.8 miles), 57538 (Herrick, 10.7 miles) and 57571 (Saint Charles, 16.2 miles).