Valley County, MT Demographics & ZIP Codes
Valley County, Montana demographics and median household income by ZIP code — 10 ZIP codes — population 7,409 — avg. income $62,139 — avg. home value $166,314. Compare income, housing, and ZIP-level data on US5.
Valley County demographics
Valley County, Montana covers 10 ZIP codes, with a combined ZIP-area population of about 7,409.
Median household income in Valley County
The average median household income across ZIP codes in Valley County, Montana is about $62,139 — about 9% below the MT ZIP average ($68,385), and about 17% below the U.S. median ($75,149).
Among ZIPs with income data, 59248 (Nashua) is near the top at about $86,667, while 59231 (St. Marie) is near the bottom at about $38,125.
Housing in Valley County
For housing in Valley County, Montana, the average median home value is about $166,314 and the average median rent is about $458.
The most populous ZIP is 59230 (St. Marie) with about 4,515 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Valley County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 59230 | St. Marie | Valley County | MT | 4,515 | $72,161 | $237,700 |
| 59248 | Nashua | Valley County | MT | 1,018 | $86,667 | $210,900 |
| 59225 | Frazer | Valley County | MT | 596 | $43,929 | $107,100 |
| 59241 | Hinsdale | Valley County | MT | 468 | $44,886 | $119,300 |
| 59231 | St. Marie | Valley County | MT | 319 | $38,125 | — |
| 59250 | Opheim | Valley County | MT | 284 | $51,818 | $51,700 |
| 59260 | — | Valley County | MT | 103 | $83,333 | $170,800 |
| 59244 | — | Valley County | MT | 67 | $70,833 | — |
| 59240 | — | Valley County | MT | 26 | — | $266,700 |
| 59273 | — | Valley County | MT | 13 | $67,500 | — |
Frequently asked questions
What are the demographics of Valley County?
Valley County, Montana has a combined ZIP-area population of about 7,409 across 10 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Valley County?
The average median household income across ZIP codes in Valley County, Montana is about $62,139, about 9% below the state ZIP average ($68,385), and about 17% below the U.S. median ($75,149). Average median home value is about $166,314. Among ZIPs with data, 59248 (Nashua) is near the top ($86,667) and 59231 (St. Marie) is near the bottom ($38,125).
How many ZIP codes are in Valley County?
Valley County, Montana includes 10 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Valley County?
This page lists ZIP codes in Valley County, Montana with population, median household income, and home value. Select a ZIP for a full demographics profile.