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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/MT/BIG-TIMBER

Big Timber ZIP code, Montana

The ZIP code for Big Timber, MT is 59011, and its area code is 406.

USPS city name
1 ZIP code
Population
1,611
Area code
406
State
Montana

Big Timber in numbers

About 1,611 people live in Big Timber, in 707 households. The median household income is $66,898 a year, 8% below the Montana median of $72,509 (US: $80,734). The median owner-occupied home is valued at $278,200 (26% below the Montana median), and median gross rent is $1,109 a month. The median age is 43.6; 16.2% of adults 25 and over hold a bachelor's degree or higher (35.2% across Montana); the average commute takes 19 minutes.

Population1,611Big Timber1,611
Households707Big Timber707
Median age43.6Big Timber43.6Montana40.4US 38.9
Median household income$66,898Big Timber$66,898Montana$72,509US $80,734
Median home value$278,200Big Timber$278,200Montana$375,800US $332,700
Median gross rent$1,109Big Timber$1,109Montana$1,081US $1,413
Bachelor's degree or higher16.2%Big Timber16.2%Montana35.2%US 35.7%
Mean commute18.9 minBig Timber18.9 minMontana19.1 minUS 26.4 min
Population density1,649 / sq miBig Timber1,649 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Big Timber city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Big Timber

ZIP codes with the USPS city name Big Timber
ZIP City Type Population Median income Median home
59011 Big Timber , MT Standard 3,167 $78,000 $328,100

Map of Big Timber ZIP codes

59011

The ZIP codes of Big Timber, MT, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Big Timber

The nearest larger towns are Livingston (8,780 people, 32 mi), Columbus (2,003 people, 36 mi) and Bozeman (56,114 people, 54 mi).

More nearby: every ZIP code in Sweet Grass County · Montana ZIP codes

Cite this page

zipcodes.pro. “Big Timber, MT ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mt/big-timber

Underlying data is public domain or openly licensed — sources, vintages and licences.