Cheapest and most expensive ZIP codes in South Dakota
Typical home values for 146 South Dakota ZIP codes with Zillow data (2026-09). Click a ZIP for its price trend and market stats.
10 most affordable ZIP codes
| ZIP | City | County | Typical value | 6-mo change |
|---|---|---|---|---|
| 57642 | McLaughlin | Corson County | $103,799 | -3.5% |
| 57638 | Lemmon | Perkins County | $114,971 | -5.9% |
| 57601 | Mobridge | Walworth County | $129,048 | -2.6% |
| 57472 | Mound City | Walworth County | $133,058 | -2.7% |
| 56219 | Sisseton | Roberts County | $136,244 | -5.5% |
| 57436 | Doland | Spink County | $144,308 | +4.7% |
| 57620 | Bison | Perkins County | $162,333 | -1.1% |
| 57469 | Redfield | Spink County | $164,812 | +2.4% |
| 57522 | Blunt | Hughes County | $166,203 | -1.3% |
| 57442 | Gettysburg | Potter County | $170,307 | -5.7% |
10 most expensive ZIP codes
| ZIP | City | County | Typical value | 6-mo change |
|---|---|---|---|---|
| 57759 | Deadwood | Lawrence County | $621,264 | -0.6% |
| 57744 | Hermosa | Custer County | $596,457 | -2.3% |
| 57751 | Keystone | Pennington County | $534,849 | -0.1% |
| 57242 | Hayti | Hamlin County | $517,716 | +2.5% |
| 57075 | Wentworth | Lake County | $509,026 | -1.2% |
| 57055 | Renner | Minnehaha County | $508,440 | +2.6% |
| 57769 | Piedmont | Meade County | $489,877 | +0.1% |
| 57243 | Henry | Codington County | $489,439 | +1.4% |
| 57745 | Hill City | Pennington County | $483,525 | +1.0% |
| 57235 | Florence | Codington County | $480,934 | -0.3% |
What these numbers mean for South Dakota buyers
The most expensive South Dakota ZIP code in this list has a typical home value 6.0 times the cheapest. The middle ZIP code is at $298,556. 86 of 146 ZIP codes are below the statewide typical value of $317,874.
Over the last six months, typical values rose in 76 of 146 ZIP codes and fell or held steady in 70.
Down payment at different price points
At the cheapest ZIP's typical value, a 3.5% down payment is $3,633 and 20% is $20,760. At the middle ZIP's value, the same down payments are $10,449 and $59,711. Add roughly 2% to 5% for closing costs.
Before you choose a ZIP code, compare South Dakota property and transfer taxes and check South Dakota first-time buyer programs, which can lower the cash you need.
Source: Zillow Home Value Index (ZHVI), mid-tier, by ZIP. ZIPs without their own Zillow series are excluded. 6-month change = last six monthly readings.
Mortgage rates, home prices and saving tips, every week.
One short email with this week's rate move, local price trends and a plan to grow your down payment. Unsubscribe anytime.