ZIP code 57755
Where is ZIP code 57755?
Ludlow, South Dakota
Harding County · Standard ZIP code
ZIP code 57755 belongs to Ludlow, South Dakota in Harding County. 57755 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Mountain Time zone and uses area codes 605 and 701. About 101 people live in the 57755 area, where the median household income is $68,125. The closest ZIP codes are 57650 (Ralph, 15.1 mi east), 58653 (Scranton, 20.4 mi northeast) and 57720 (Buffalo, 21.4 mi southwest).
| ZIP code | 57755 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Ludlow |
| State | South Dakota (SD) |
| County | Harding County |
| Time zone | Mountain Time · now |
| Area codes | 605, 701 |
| Coordinates | 45.8366, -103.3491 map |
| 3-digit prefix | 577 |
Population and income in 57755
| Population | 101 · lower than 93% of South Dakota ZIP codes |
|---|---|
| People per square mile | 0 · lower than 98% of South Dakota ZIP codes |
| Median age | 40.8 years · lower than 55% of South Dakota ZIP codes |
| Men / women | 46% / 55% |
| Median household income | $68,125 · lower than 64% of South Dakota ZIP codes |
| Income per person | $44,098 |
| Below the poverty line | 0.0% |
| Bachelor’s degree or higher | 39% of adults 25+ |
| Median home value | $164,100 · lower than 56% of South Dakota ZIP codes |
| Housing units | 57 |
| Households | 45 (2.24 people on average) |
| Owners / renters | 76% / 24% |
| Land area | 254.67 sq mi (plus 0.3 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 57755. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 57755
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 57650 | Ralph, SD | 15.1 mi E | Standard |
| 58653 | Scranton, ND | 20.4 mi NE | Standard |
| 57720 | Buffalo, SD | 21.4 mi SW | Standard |
| 58623 | Bowman, ND | 23.4 mi N | Standard |
| 57651 | Reva, SD | 25.3 mi SE | Standard |
| 58649 | Reeder, ND | 27.3 mi NE | Standard |
| 57640 | Lodgepole, SD | 28.4 mi E | Standard |
| 58651 | Rhame, ND | 28.6 mi NW | Standard |
| 58639 | Hettinger, ND | 31.1 mi NE | Standard |
| 57649 | Prairie City, SD | 31.5 mi SE | Standard |
| 57724 | Camp Crook, SD | 36.8 mi W | Standard |
| 57776 | Redig, SD | 40.2 mi S | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 57755 or measure the distance to another ZIP code.
How to address mail to 57755
123 MAIN ST
LUDLOW SD 57755
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Olson and Wilson Corner: USPS doesn’t recognize them as the city for this ZIP code. Adding the 4-digit ZIP+4 code (57755-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 57755?
- 57755 is a Ludlow, South Dakota ZIP code.
- What county is 57755 in?
- ZIP code 57755 is in Harding County, South Dakota.
- What time zone is ZIP code 57755 in?
- 57755 is in the Mountain Time zone (America/Denver).
- What area code is 57755?
- Phone numbers in ZIP code 57755 use area codes 605 and 701.
- What is the population of ZIP code 57755?
- About 101 people live in ZIP code 57755, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 57755?
- The median household income in 57755 is $68,125 a year, lower than 64% of South Dakota ZIP codes.
- What ZIP codes are near 57755?
- The nearest ZIP codes to 57755 are 57650 (Ralph, 15.1 miles), 58653 (Scranton, 20.4 miles), 57720 (Buffalo, 21.4 miles) and 58623 (Bowman, 23.4 miles).