Grenville, SD ZIP Codes
2 ZIP codes serve Grenville, South Dakota: 57274 and 57239. Together they are home to 2,979 residents in 1,369 households. That is more than the 53 people counted inside Grenville town limits, because these ZIP codes reach past its boundary.
Grenville town limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 53 |
| Households | 30 |
| Median household income | $90,385 |
| Median home value | $41,400 |
| Median age | 57.8 |
| Median rent | not published |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 2,979 |
| Households (sum of ZIP codes) | 1,369 |
| Median household income, range across ZIP codes | $68,083 (57274) to $68,083 (57274) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $68,083 |
| Homeowners | 76.4% |
| Households with kids under 18 | 22.0% |
| Moved in the past year | 14.4% |
| Carrier routes in EDDM2GO's route library | 5 routes, 1,330 homes (1 of 2 ZIP codes) |
Every ZIP code in Grenville
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 57274 | Webster | 2,621 | 1,183 | $68,083 | $173,200 | 74.5% | 25.0% | 15.6% | 5 | 1,452 | 0% of its land |
| 57239 | Grenville | 358 | 186 | $106,389 | $377,300 | 88.7% | 3.2% | 5.6% | — | — | 0% of its land; mailing city |
A ZIP code is listed for Grenville when at least 10% of its land lies inside Grenville town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Grenville. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Grenville.
Counties
- Day County — 9 ZIP codes
Price a mailing to Grenville ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Grenville, SD?
- 57274 and 57239. A ZIP code is listed for Grenville when at least 10% of its land lies inside Grenville town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Grenville.
- What is the population of Grenville, SD?
- The Census Bureau counts 53 residents inside Grenville town limits (ACS 2020–2024). The 2 ZIP codes that serve Grenville hold 2,979 residents in all.
- What is the median household income in Grenville, SD?
- $90,385 inside Grenville town limits, per the Census Bureau. Across its ZIP codes the medians run from $68,083 to $68,083.
- How many carrier routes and mailboxes are in Grenville, SD?
- For the 1 of 2 ZIP codes in EDDM2GO's stored route library: 5 carrier routes reaching 1,330 residential and 121 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.