US ZIP Code
59323

Colstrip, MT

Rosebud County  ·  Montana

● Active
👥 2,156 Population ↓ 14% since 2019
💰 $86,000 Median HH Income
▲ 13% above avg
🎂 43.5 Median Age
🏠 $193,700 Median Home Value
▼ 31% below avg ↑ 63% since 2019
🎓 46.1% College Grads
▲ 19% above avg
📊 6.5% Unemployment
▲ 33% above avg ↑ 14% since 2019
ZIP Code Details
ZIP Code59323
CityColstrip
StateMontana (MT)
CountyRosebud County
Area Code406
Elevation3,206 ft
Latitude45.916835
Longitude-106.722011
TimezoneDenver (DST)
FIPS30087
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 50.7% (1,092) Female 49.4% (1,064) ♀

Race & Ethnicity

White: 72.1%Hispanic: 7.6%Other: 1.4%Race
White72.1%
Hispanic7.6%
Other1.4%

Age Breakdown

Under 5
5%
5–17
21%
18–24
6%
25–44
21%
45–64
35%
65+
6%

Key Indicators

Median Age43.5 yrs
Avg Household Size2.43
Below Poverty9.1% ▼ 9% below avg
College Grads46.1% ▲ 19% above avg
Unemployment6.5% ▲ 33% above avg
HS Graduate314 (22.3%)
Some College201 (14.3%)
Associates244 (17.3%)
Bachelors306 (21.7%)
Graduate Degree343 (24.4%)

Education

HS Grad: 22.3%Some College: 14.3%Associates: 17.3%Bachelors: 21.7%Graduate: 24.4%Edu
HS Grad22.3%
Some College14.3%
Associates17.3%
Bachelors21.7%
Graduate24.4%
Housing & Income

Housing Tenure

Owner: 80.8%Renter: 19.2%Tenure
Owner80.8%
Renter19.2%

Home Value Distribution

Under $50k
16%
$50k–100k
10%
$100k–150k
7%
$150k–200k
21%
$200k–300k
35%
$300k–500k
7%
Over $500k
4%

Financials

Median HH Income$86,000 ▲ 13% above avg
Median Home Value$193,700 ▼ 31% below avg ↑ 63% since 2019
Home/Income Ratio2.3x (nat avg ~3.5x)
Median Rent$632/mo ↓ 22% since 2019
Total Units980
Vacant Units94
Avg HH Size2.43

Income Distribution

Under $25k
11%
$25k–50k
18%
$50k–75k
17%
$75k–100k
11%
$100k–150k
16%
$150k–200k
16%
Over $200k
11%
Employment & Commute

How People Get to Work

Drove Alone
98%
Walked
2%

Commute Time

Under 15 min
76%
15–30 min
18%
30–45 min
5%
Over 45 min
0%
Housing Stock

Year Built

1940s–1950s
1%
1960s–1970s
34%
1980s–1990s
15%
2000+
50%

Summary

Total Units980
Vacant94
Owner Occupied80.8%
Renter Occupied19.2%
Avg HH Size2.43
Frequently Asked Questions
ZIP code 59323 is in Colstrip, MT, in Rosebud County.
ZIP code 59323 is located in Montana (MT).
ZIP code 59323 is in Rosebud County, MT.
ZIP 59323 observes the Denver timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 59323 is 2,156 people (ACS 2023).
The median household income in ZIP code 59323 is $86,000 (ACS 2023).
The median home value in ZIP 59323 is $193,700 (ACS 2023).
About ZIP Code 59323

ZIP code 59323 is located in Colstrip, Montana, within Rosebud County. With a population of 2,156, this is a sparsely populated ZIP code with a middle-aged community — the median age is 43.5 years. Economically, 59323 is a middle-income ZIP code: the median household income of $86,000 is near the national average.

Real estate in ZIP code 59323 represents an affordable housing market. The median home value of $193,700 is below the national average. Renters can expect to pay around $632 per month in median rent. Homeownership is strong here — 80.8% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 63% since 2019.

The population of 59323 is primarily White (72.12%). Residents are well-educated — 46.1% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 9.1%.

The unemployment rate in 59323 stands at 6.5%, which is above the national average. As in most parts of the country, driving alone is the dominant commute mode at 92%.

Overall, ZIP code 59323 in Colstrip, MT is characterized as middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 2,156 residents, a median household income of $86,000, and a median home value of $193,700, it offers a clear picture of life in this part of Montana.

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