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Westby, MT
Town in Sheridan County, Montana.
Population
290
Land area
0.6sq mi
People per sq mi
516
ZIP codes
0
Westby and its ZIP codes
Westby at a glance
- Westby is about 67 times as dense as Montana as a whole.
Local data for Westby, MT
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Sheridan County. PPP loans are for Westby.
Unemployment rate
2.1%
Aug 2026, -0.7 pts in a year
Average annual pay
$50,650
1,275 jobs, 2025
Income per person
$57,210
BEA, 2024
Federal spending
$42.4M
FY 2026, $11,973 per person
Environment and hazard risk
Westby, MT, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: cold wave
Storm events since 1996
666
Countywide, mostly hail
July high / Jan low
80° / -2°F
14.9 inches of rain a year
Health statistics
Share of adults in Westby, MT, CDC PLACES estimates
Obesity
35.3%
U.S. 33.3% +2.0 pts
Diabetes
12.0%
U.S. 12.1% about the same
Smoking
14.4%
U.S. 12.8% +1.6 pts
Uninsured (18-64)
8.6%
U.S. 11.1% -2.5 pts
Cities near Westby
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Fortuna, NDCity | 13 mi | 1 |
| Grenora, NDCity | 18 mi | 0.6 |
| AntelopeCensus-designated place | 22 mi | 0.2 |
| PlentywoodCity | 24 mi | 1.4 |
| ReserveCensus-designated place | 26 mi | 1.3 |
| Ambrose, NDCity | 27 mi | 1 |
Frequently asked questions
- What county is Westby, MT in?
- Westby is in Sheridan County, Montana.
- What is the population of Westby, MT?
- About 290 people live in Westby, based on American Community Survey 5-year estimates.
- What cities are near Westby?
- Nearby places include Fortuna, ND (13 mi), Grenora, ND (18 mi), Antelope (22 mi), Plentywood (24 mi), Reserve (26 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023