US ZIP Code
59011

Big Timber, MT

Sweet Grass County  ·  Montana

● Active
👥 3,131 Population
💰 $67,326 Median HH Income
▼ 12% below avg ↑ 35% since 2019
🎂 43.5 Median Age ↓ 15% since 2019
🏠 $286,200 Median Home Value
≈ Avg ↑ 18% since 2019
🎓 33.5% College Grads
▼ 14% below avg
📊 2.6% Unemployment
▼ 48% below avg ↑ 631% since 2019
ZIP Code Details
ZIP Code59011
CityBig Timber
StateMontana (MT)
CountySweet Grass County
Area Code406
Elevation4,423 ft
Latitude45.924721
Longitude-109.948625
TimezoneDenver (DST)
FIPS30097
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.1% (1,538) Female 50.9% (1,593) ♀

Race & Ethnicity

White: 91.5%Hispanic: 1.3%Black: 1.6%Other: 3%Race
White91.5%
Hispanic1.3%
Black1.6%
Other3.0%

Age Breakdown

Under 5
5%
5–17
15%
18–24
9%
25–44
22%
45–64
25%
65+
10%

Key Indicators

Median Age43.5 yrs ↓ 15% since 2019
Avg Household Size2.46
Below Poverty7.7% ▼ 23% below avg
College Grads33.5% ▼ 14% below avg
Unemployment2.6% ▼ 48% below avg
HS Graduate661 (30.7%)
Some College189 (8.8%)
Associates582 (27%)
Bachelors239 (11.1%)
Graduate Degree481 (22.4%)

Education

HS Grad: 30.7%Some College: 8.8%Associates: 27%Bachelors: 11.1%Graduate: 22.4%Edu
HS Grad30.7%
Some College8.8%
Associates27.0%
Bachelors11.1%
Graduate22.4%
Housing & Income

Housing Tenure

Owner: 75.1%Renter: 24.9%Tenure
Owner75.1%
Renter24.9%

Home Value Distribution

Under $50k
4%
$50k–100k
4%
$100k–150k
8%
$150k–200k
16%
$200k–300k
22%
$300k–500k
31%
Over $500k
15%

Financials

Median HH Income$67,326 ▼ 12% below avg ↑ 35% since 2019
Median Home Value$286,200 ≈ Avg ↑ 18% since 2019
Home/Income Ratio4.3x (nat avg ~3.5x)
Median Rent$1,061/mo ↑ 54% since 2019
Total Units1,537
Vacant Units276
Avg HH Size2.46

Income Distribution

Under $25k
16%
$25k–50k
20%
$50k–75k
20%
$75k–100k
15%
$100k–150k
18%
$150k–200k
5%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
81%
Public Transit
3%
Walked
3%
Work From Home
13%

Commute Time

Under 15 min
44%
15–30 min
25%
30–45 min
13%
Over 45 min
18%
Housing Stock

Year Built

Before 1940
5%
1940s–1950s
4%
1960s–1970s
17%
1980s–1990s
16%
2000+
58%

Summary

Total Units1,537
Vacant276
Owner Occupied75.1%
Renter Occupied24.9%
Avg HH Size2.46
Frequently Asked Questions
ZIP code 59011 is in Big Timber, MT, in Sweet Grass County.
ZIP code 59011 is located in Montana (MT).
ZIP code 59011 is in Sweet Grass County, MT.
ZIP 59011 observes the Denver timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 59011 is 3,131 people (ACS 2023).
The median household income in ZIP code 59011 is $67,326 (ACS 2023).
The median home value in ZIP 59011 is $286,200 (ACS 2023).
About ZIP Code 59011

ZIP code 59011 is located in Big Timber, Montana, within Sweet Grass County. With a population of 3,131, this is a sparsely populated ZIP code with a middle-aged community — the median age is 43.5 years. Economically, 59011 is a solidly middle-class ZIP code: the median household income of $67,326 is near the national average.

Real estate in ZIP code 59011 represents a mid-range housing market. The median home value of $286,200 is near the national average. Renters can expect to pay around $1,061 per month in median rent. Homeownership is strong here — 75.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 18% since 2019.

The population of 59011 is primarily White (91.47%). Residents are moderately educated — 33.5% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 7.7%. Household income has grown by 35% since 2019.

The unemployment rate in 59011 stands at 2.6%, which is below the national average. About 11% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 74%.

Overall, ZIP code 59011 in Big Timber, MT is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 3,131 residents, a median household income of $67,326, and a median home value of $286,200, it offers a clear picture of life in this part of Montana.