ZIP code
59011
Big Timber, MT
59011 covers Big Timber in Sweet Grass County, with 3,131 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 59011. Methodology
ZIP code map of 59011

About ZIP code 59011
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 59011. Not ACS. Methodology
People in 59011
Race
- White2,927
- Black or African American8
- American Indian or Alaska Native21
- Asian9
- Native Hawaiian and Pacific Islander3
- Other race16
- Two or more races173
Hispanic or Latino (any race): 81
Age
- Under 10322
- 10 to 19411
- 20 to 29243
- 30 to 39315
- 40 to 49341
- 50 to 59404
- 60 to 69507
- 70 to 79410
- 80 and older204
Income and housing in 59011
Education
- High school graduate97.0%
- Bachelor's degree23.2%
- Graduate degree7.0%
Places covering 59011
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Big Timber52.3%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Sweet Grass County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
47.7% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 59011
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 3,140 | |
| 2006 | 3,108 | |
| 2007 | 3,139 | |
| 2008 | 2,913 | |
| 2009 | 2,742 | |
| 2010 | 2,821 | |
| 2011 | 3,034 | 2,797 |
| 2012 | 3,104 | 2,840 |
| 2013 | 3,025 | 2,790 |
| 2014 | 3,034 | 2,800 |
| 2015 | 3,064 | 2,850 |
| 2016 | 3,048 | 2,880 |
| 2017 | 3,016 | 2,820 |
| 2018 | 3,136 | 2,820 |
| 2019 | 3,120 | 2,910 |
| 2020 | 3,083 | 2,940 |
| 2021 | 3,093 | 2,930 |
| 2022 | 3,148 | 2,980 |
| 2023 | 3,131 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 59011
12 nearest ZIP centroids (any distance)
- 59055Melville14.4 miPop 107 · Income $114,688
- 59082Springdale17.2 miPop 20 · Income —
- 59033Greycliff17.3 miPop 139 · Income $90,577
- 59069Reed Point22.3 miPop 491 · Income $68,333
- 59085Two Dot29.8 miPop 112 · Income —
- 59018Clyde Park32.9 miPop 656 · Income $60,556
- 59052Mc Leod33.1 miPop 182 · Income $60,000
- 59001Absarokee33.6 miPop 1,452 · Income $75,938
- 59061Nye34.8 miPop 240 · Income $83,333
- 59067Rapelje35.0 miPop 204 · Income $63,750
- 59086Wilsall35.6 miPop 878 · Income $68,036
- 59036Harlowton37.1 miPop 1,530 · Income $50,859
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 59011, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 59011 FAQ
- What city is ZIP code 59011 in?
- 59011 is in Big Timber, MT.
- What county is 59011 in?
- 59011 is in Sweet Grass County.
- What is the median household income in 59011?
- The median household income in 59011 is $67,326.
- Which ZIP codes are near 59011?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 59011.