Sheridan County, MT ZIP Codes
11 ZIP codes cover all or part of Sheridan County, Montana. The Census Bureau counts 3,669 residents in the county, with a median household income of $70,147 and a median home value of $124,000. Its largest communities include Plentywood, Westby, Medicine Lake, Outlook and Homestead.
Sheridan County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 3,669 |
| Households | 1,476 |
| Median household income | $70,147 |
| Median home value | $124,000 |
| Median age | 43.1 |
| Median rent | $746 |
All 11 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 4,353 |
| Households (sum of ZIP codes) | 1,666 |
| Median household income, range across ZIP codes | $68,750 (59254) to $68,750 (59254) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $68,750 |
| Homeowners | 73.5% |
| Households with kids under 18 | 23.2% |
| Moved in the past year | 5.9% |
| Carrier routes in EDDM2GO's route library | 10 routes, 1,037 homes (5 of 11 ZIP codes) |
Every ZIP code in Sheridan County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 59254 | Plentywood | 1,822 | 792 | $68,750 | $164,400 | 69.3% | 16.2% | 11.0% | 3 | 952 | 100% of its land |
| 59226 | Froid | 644 | 170 | $66,190 | $180,200 | 85.9% | 40.0% | 2.2% | 2 | 72 | 13% of its land |
| 59275 | Westby | 436 | 165 | $49,141 | $83,300 | 90.9% | 21.2% | 1.8% | — | — | 76% of its land |
| 59247 | Medicine Lake | 310 | 161 | $73,750 | $110,400 | 67.7% | 15.5% | 8.2% | — | — | 100% of its land |
| 59211 | Antelope | 298 | 57 | — | — | 73.7% | 68.4% | 0.0% | — | — | 100% of its land |
| 59256 | Sheridan County | 258 | 98 | $36,607 | $80,600 | 54.1% | 32.7% | 0.0% | — | — | 100% of its land |
| 59258 | Reserve | 184 | 75 | $148,750 | $158,300 | 58.7% | 13.3% | 1.1% | 2 | 37 | 64% of its land |
| 59219 | Dagmar | 144 | 51 | $108,750 | $109,800 | 88.2% | 17.6% | 0.7% | — | — | 100% of its land |
| 59257 | Redstone | 132 | 36 | — | — | 80.6% | 58.3% | 0.0% | — | — | 100% of its land |
| 59252 | Outlook | 70 | 35 | $65,750 | $215,600 | 100.0% | 51.4% | 7.1% | 1 | 20 | 100% of its land |
| 59242 | Homestead | 55 | 26 | $128,750 | $154,200 | 88.5% | 7.7% | 0.0% | 2 | 45 | 58% of its land |
A ZIP code is listed for Sheridan 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
- Plentywood — 1,654 residents · 1 ZIP code
- Westby — 290 residents · 1 ZIP code
- Medicine Lake — 213 residents · 1 ZIP code
- Outlook — 51 residents · 1 ZIP code
- Homestead — 27 residents · 1 ZIP code
- Reserve — 19 residents · 1 ZIP code
- Redstone — 4 residents · 1 ZIP code
- Antelope — 0 residents · 1 ZIP code
Price a mailing to Sheridan County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Sheridan County, MT?
- 59254, 59226, 59275, 59247, 59211, 59256, 59258, 59219, 59257, 59252 and 59242. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Sheridan County?
- 3,669 residents in 1,476 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Sheridan County?
- $70,147 for the county as a whole. Its ZIP codes range from $68,750 (59254) to $68,750 (59254).
- How many carrier routes and mailboxes are in Sheridan County?
- For the 5 of 11 ZIP codes in EDDM2GO's stored route library: 10 carrier routes reaching 1,037 residential and 90 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.