ZIP codes
6
Jefferson County, MT Demographics & ZIP Codes
Jefferson County, Montana demographics and median household income by ZIP code — 6 ZIP codes — population 12,837 — avg. income $74,762 — avg. home value $368,050. Compare income, housing, and ZIP-level data on US5.
Population
12,837
Median household income (avg.)
$74,762
99% of U.S. median
Average home value
$368,050
106% of U.S. median
Average rent
$746
64% of U.S. median
Jefferson County demographics
Jefferson County, Montana covers 6 ZIP codes, with a combined ZIP-area population of about 12,837.
Median household income in Jefferson County
The average median household income across ZIP codes in Jefferson County, Montana is about $74,762 — about 9% above the MT ZIP average ($68,385), and about even with the U.S. median ($75,149).
Among ZIPs with income data, 59634 (Clancy) is near the top at about $120,881, while 59631 (Basin) is near the bottom at about $49,375.
Housing in Jefferson County
For housing in Jefferson County, Montana, the average median home value is about $368,050 and the average median rent is about $746.
The most populous ZIP is 59634 (Clancy) with about 5,238 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Jefferson County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 59634 | Clancy | Jefferson County | MT | 5,238 | $120,881 | $500,700 |
| 59759 | Butte-Silver Bow (balance) | Jefferson County | MT | 3,667 | $55,237 | $333,000 |
| 59632 | Elkhorn | Jefferson County | MT | 2,535 | $62,770 | $260,600 |
| 59721 | Cardwell | Jefferson County | MT | 519 | $86,932 | $615,700 |
| 59638 | Jefferson City | Jefferson County | MT | 511 | $73,375 | $269,000 |
| 59631 | Basin | Jefferson County | MT | 367 | $49,375 | $229,300 |
Frequently asked questions
What are the demographics of Jefferson County?
Jefferson County, Montana has a combined ZIP-area population of about 12,837 across 6 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Jefferson County?
The average median household income across ZIP codes in Jefferson County, Montana is about $74,762, about 9% above the state ZIP average ($68,385), and near the U.S. median ($75,149). Average median home value is about $368,050. Among ZIPs with data, 59634 (Clancy) is near the top ($120,881) and 59631 (Basin) is near the bottom ($49,375).
How many ZIP codes are in Jefferson County?
Jefferson County, Montana includes 6 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Jefferson County?
This page lists ZIP codes in Jefferson County, Montana with population, median household income, and home value. Select a ZIP for a full demographics profile.