US ZIP Code
59866

Saint Regis, MT

Mineral County  ·  Montana

● Active
👥 1,152 Population ↑ 55% since 2019
💰 $70,536 Median HH Income
▼ 8% below avg ↑ 69% since 2019
🎂 39.1 Median Age ↓ 21% since 2019
🏠 $319,700 Median Home Value
▲ 15% above avg ↑ 94% since 2019
🎓 49.8% College Grads
▲ 28% above avg
📊 1.6% Unemployment
▼ 68% below avg ↓ 62% since 2019
ZIP Code Details
ZIP Code59866
CitySaint Regis
StateMontana (MT)
CountyMineral County
Area Code406
Elevation5,425 ft
Latitude47.342903
Longitude-115.120402
TimezoneDenver (DST)
FIPS30061
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 51.9% (598) Female 48.1% (554) ♀

Race & Ethnicity

White: 86.6%Hispanic: 5.2%Black: 1.4%Other: 3.1%Race
White86.6%
Hispanic5.2%
Black1.4%
Other3.1%

Age Breakdown

Under 5
5%
5–17
19%
18–24
13%
25–44
22%
45–64
13%
65+
16%

Key Indicators

Median Age39.1 yrs ↓ 21% since 2019
Avg Household Size2.36
Below Poverty16.7% ▲ 67% above avg
College Grads49.8% ▲ 28% above avg
Unemployment1.6% ▼ 68% below avg
HS Graduate127 (18.6%)
Some College120 (17.6%)
Associates95 (14%)
Bachelors53 (7.8%)
Graduate Degree286 (42%)

Education

HS Grad: 18.6%Some College: 17.6%Associates: 14%Bachelors: 7.8%Graduate: 42%Edu
HS Grad18.6%
Some College17.6%
Associates14.0%
Bachelors7.8%
Graduate42.0%
Housing & Income

Housing Tenure

Owner: 76.7%Renter: 23.3%Tenure
Owner76.7%
Renter23.3%

Home Value Distribution

Under $50k
16%
$50k–100k
6%
$150k–200k
15%
$200k–300k
8%
$300k–500k
35%
Over $500k
20%

Financials

Median HH Income$70,536 ▼ 8% below avg ↑ 69% since 2019
Median Home Value$319,700 ▲ 15% above avg ↑ 94% since 2019
Home/Income Ratio4.5x (nat avg ~3.5x)
Median Rent$880/mo ↑ 50% since 2019
Total Units702
Vacant Units221
Avg HH Size2.36

Income Distribution

Under $25k
13%
$25k–50k
18%
$50k–75k
19%
$75k–100k
11%
$100k–150k
20%
$150k–200k
18%
Over $200k
1%
Employment & Commute

How People Get to Work

Drove Alone
66%
Walked
16%
Work From Home
19%

Commute Time

Under 15 min
71%
15–30 min
10%
30–45 min
7%
Over 45 min
13%
Housing Stock

Year Built

1940s–1950s
4%
1960s–1970s
26%
1980s–1990s
13%
2000+
57%

Summary

Total Units702
Vacant221
Owner Occupied76.7%
Renter Occupied23.3%
Avg HH Size2.36
Frequently Asked Questions
ZIP code 59866 is in Saint Regis, MT, in Mineral County.
ZIP code 59866 is located in Montana (MT).
ZIP code 59866 is in Mineral County, MT.
ZIP 59866 observes the Denver timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 59866 is 1,152 people (ACS 2023).
The median household income in ZIP code 59866 is $70,536 (ACS 2023).
The median home value in ZIP 59866 is $319,700 (ACS 2023).
About ZIP Code 59866

ZIP code 59866 is located in Saint Regis, Montana, within Mineral County. With a population of 1,152, this is a sparsely populated ZIP code with a middle-aged community — the median age is 39.1 years. Economically, 59866 is a solidly middle-class ZIP code: the median household income of $70,536 is near the national average.

Real estate in ZIP code 59866 represents a mid-range housing market. The median home value of $319,700 is near the national average. Renters can expect to pay around $880 per month in median rent. Homeownership is strong here — 76.7% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 94% since 2019.

The population of 59866 is primarily White (86.55%). Residents are well-educated — 49.8% hold a bachelor's degree or higher, which is above the national average. Poverty affects some residents at 16.7%. Household income has grown by 69% since 2019.

The unemployment rate in 59866 stands at 1.6%, which is well below the national average. About 17% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 60%.

Overall, ZIP code 59866 in Saint Regis, MT is characterized as solidly middle-class, well-educated, a middle-aged community, and predominantly owner-occupied. With 1,152 residents, a median household income of $70,536, and a median home value of $319,700, it offers a clear picture of life in this part of Montana.