Grant County, SD ZIP Codes
11 ZIP codes cover all or part of Grant County, South Dakota. The Census Bureau counts 7,563 residents in the county, with a median household income of $75,028 and a median home value of $171,000. Median household income ranges from $70,479 in 57252 to $88,203 in 57216. Its largest communities include Milbank, Big Stone City, Summit, Revillo and La Bolt.
Grant County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 7,563 |
| Households | 3,029 |
| Median household income | $75,028 |
| Median home value | $171,000 |
| Median age | 44.5 |
| Median rent | $763 |
All 11 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 9,098 |
| Households (sum of ZIP codes) | 3,653 |
| Median household income, range across ZIP codes | $70,479 (57252) to $88,203 (57216) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $75,034 |
| Homeowners | 77.6% |
| Households with kids under 18 | 25.0% |
| Moved in the past year | 8.9% |
| Carrier routes in EDDM2GO's route library | 13 routes, 3,006 homes (6 of 11 ZIP codes) |
Top facts
- Highest median household income in Grant County: 57216 ($88,203)
- Most residents: 57252 (4,883 people)
- Highest homeownership: 57216 (83.2% own their home)
- Most households with kids: 57252 (26.3% of households)
- Most new movers: 57216 (7.9% moved in last year)
- Youngest median age: 57252 (45.6 years)
- Highest median home value: 57216 ($201,300)
Every ZIP code in Grant County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 57252 | Milbank | 4,883 | 1,995 | $70,479 | $183,000 | 72.5% | 26.3% | 7.2% | 6 | 2,397 | 96% of its land |
| 57216 | Big Stone City | 1,584 | 690 | $88,203 | $201,300 | 83.2% | 22.5% | 7.9% | 2 | 468 | 67% of its land |
| 57266 | Summit | 626 | 206 | $72,500 | $162,500 | 74.3% | 35.9% | 12.8% | 1 | 159 | 52% of its land |
| 57259 | Revillo | 477 | 210 | $80,250 | $259,800 | 96.7% | 23.8% | 6.9% | — | — | 61% of its land |
| 57263 | South Shore | 351 | 158 | $58,214 | $112,500 | 88.6% | 18.4% | 3.1% | — | — | 34% of its land |
| 57256 | Ortley | 238 | 88 | $66,500 | $225,000 | 86.4% | 23.9% | 0.4% | 2 | 69 | 62% of its land |
| 57251 | Marvin | 228 | 33 | $72,292 | $75,000 | 72.7% | 9.1% | 44.7% | — | — | 100% of its land |
| 57265 | Strandburg | 202 | 77 | $69,519 | $114,600 | 64.9% | 16.9% | 31.6% | — | — | 60% of its land |
| 57264 | Stockholm | 191 | 61 | $79,583 | $112,500 | 77.0% | 36.1% | 6.8% | 1 | 67 | 100% of its land |
| 57269 | Twin Brooks | 186 | 76 | $98,333 | $410,600 | 96.1% | 13.2% | 7.5% | — | — | 100% of its land |
| 57246 | Labolt | 132 | 59 | $72,917 | $90,000 | 84.7% | 22.0% | 9.2% | 1 | 74 | 100% of its land |
A ZIP code is listed for Grant County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Milbank — 3,525 residents · 1 ZIP code
- Big Stone City — 706 residents · 1 ZIP code
- Summit — 359 residents · 1 ZIP code
- Revillo — 88 residents · 1 ZIP code
- La Bolt — 80 residents · 1 ZIP code
- Stockholm — 74 residents · 1 ZIP code
- Ortley — 73 residents · 2 ZIP codes
- Strandburg — 58 residents · 1 ZIP code
- Twin Brooks — 29 residents · 1 ZIP code
- Marvin — 19 residents · 1 ZIP code
- Albee — 4 residents · 1 ZIP code
Price a mailing to Grant County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Grant County, SD?
- 57252, 57216, 57266, 57259, 57263, 57256, 57251, 57265, 57264, 57269 and 57246. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Grant County?
- 7,563 residents in 3,029 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Grant County?
- $75,028 for the county as a whole. Its ZIP codes range from $70,479 (57252) to $88,203 (57216).
- Which Grant County ZIP code has the highest median household income?
- 57216, at $88,203, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Grant County?
- For the 6 of 11 ZIP codes in EDDM2GO's stored route library: 13 carrier routes reaching 3,006 residential and 228 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.