ZIP code 57430
Where is ZIP code 57430?
Britton, South Dakota
Marshall County · Standard ZIP code
ZIP code 57430 belongs to Britton, South Dakota in Marshall County. 57430 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 701. About 1,828 people live in the 57430 area, where the median household income is $70,484. The closest ZIP codes are 57421 (Amherst, 9.4 mi west), 58043 (Havana, 12.9 mi northeast) and 57454 (Langford, 13 mi south).
| ZIP code | 57430 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Britton |
| State | South Dakota (SD) |
| County | Marshall County |
| Time zone | Central Time · now |
| Area codes | 605, 701 |
| Coordinates | 45.8023, -97.7418 map |
| 3-digit prefix | 574 |
Population and income in 57430
| Population | 1,828 · higher than 79% of South Dakota ZIP codes |
|---|---|
| People per square mile | 5 · higher than 50% of South Dakota ZIP codes |
| Median age | 45 years · higher than 63% of South Dakota ZIP codes |
| Men / women | 52% / 48% |
| Median household income | $70,484 · lower than 59% of South Dakota ZIP codes |
| Income per person | $40,863 |
| Below the poverty line | 8.7% |
| Bachelor’s degree or higher | 23% of adults 25+ |
| Median home value | $149,200 · lower than 65% of South Dakota ZIP codes |
| Median rent | $820 a month |
| Housing units | 1,004 |
| Households | 756 (2.24 people on average) |
| Owners / renters | 78% / 22% |
| Land area | 346.74 sq mi (plus 3.47 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 57430. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 57430
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 57421 | Amherst, SD | 9.4 mi W | Standard |
| 58043 | Havana, ND | 12.9 mi NE | Standard |
| 57454 | Langford, SD | 13 mi S | Standard |
| 57449 | Houghton, SD | 17 mi W | Standard |
| 57432 | Claremont, SD | 17.2 mi SW | Standard |
| 58017 | Cogswell, ND | 18.6 mi N | Standard |
| 58032 | Forman, ND | 18.8 mi N | Standard |
| 57247 | Lake City, SD | 20.5 mi E | Standard |
| 58067 | Rutland, ND | 20.9 mi NE | Standard |
| 57270 | Veblen, SD | 21 mi E | Standard |
| 57468 | Pierpont, SD | 21.4 mi S | Standard |
| 57232 | Eden, SD | 21.7 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 57430 or measure the distance to another ZIP code.
How to address mail to 57430
123 MAIN ST
BRITTON SD 57430
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Kidder, Newark, Spain and Sunset Colony: USPS doesn’t recognize them as the city for this ZIP code. Adding the 4-digit ZIP+4 code (57430-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 57430?
- 57430 is a Britton, South Dakota ZIP code.
- What county is 57430 in?
- ZIP code 57430 is in Marshall County, South Dakota.
- What time zone is ZIP code 57430 in?
- 57430 is in the Central Time zone (America/Chicago).
- What area code is 57430?
- Phone numbers in ZIP code 57430 use area codes 605 and 701.
- What is the population of ZIP code 57430?
- About 1,828 people live in ZIP code 57430, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 57430?
- The median household income in 57430 is $70,484 a year, lower than 59% of South Dakota ZIP codes.
- What ZIP codes are near 57430?
- The nearest ZIP codes to 57430 are 57421 (Amherst, 9.4 miles), 58043 (Havana, 12.9 miles), 57454 (Langford, 13 miles) and 57449 (Houghton, 17 miles).