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ZIP Code 59858, Montana

ZIP Code 59858 profile, demographic data, and geographic information.

ZCTA5 59858 is a 5-digit ZIP Code area located in Granite County, Montana. As of official census estimates, it has a reported population of 1,494. The land area covers 880.17 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 1,494 ±184 2020-2024 / Census ACS 5-Year 2024
Median Age 56.8 yrs ±5.9 2020-2024 / Census ACS 5-Year 2024
Total Households 673 ±106 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 1,021 ±128
Occupied Housing Units 673 ±106
Vacant Housing Units 348 ±103
Median Home Value $380,000 ±$70,745
Median Gross Rent Suppressed —
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $56,719 ±$28,683
Per Capita Income $36,155 ±$5,356
Poverty Rate 13.5% ±6.3%
Population Below Poverty Level 193 ±94
Unemployment Rate 7.8% ±6.1%
Civilian Labor Force, Employed 617 ±146
Broadband Internet Rate 87.4% ±6%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 3,602 (2024)
ID: 129993
County Official County Government
Contact: CLERK RECORDER
PO BOX 925, PHILIPSBURG MT 59858-0925

Education

Listing 3 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby 09-12 Philipsburg, MT
Regular School Nearby 07-08 Philipsburg, MT
Regular School Nearby PK-06 Philipsburg, MT
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 1 civic institution across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
PHILIPSBURG PUBLIC LIBRARY
Library 8.9 mi away 106 W BROADWAY, PHILIPSBURG, MT, 59858
(406) 859-5030
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at PHILLIPSBURG RS, MT US, located 8.3 miles from ZCTA5 59858. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 35.7° 15.2° 25.4° 0.67" —
February 37.5° 14.8° 26.2° 0.85" —
March 46.6° 21.1° 33.8° 1.10" —
April 53.8° 26.0° 39.9° 1.62" —
May 63.3° 32.9° 48.1° 2.64" —
June 70.9° 39.5° 55.2° 2.49" —
July 80.8° 43.4° 62.1° 1.22" —
August 80.8° 41.6° 61.2° 1.13" —
September 71.2° 35.5° 53.4° 1.44" —
October 57.1° 28.0° 42.6° 1.42" —
November 43.1° 20.5° 31.8° 1.15" —
December 34.3° 14.3° 24.3° 0.76" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Philipsburg town Town 8.8 mi —
Maxville CDP CDP 17.2 mi —
Anaconda-Deer Lodge County City 20.4 mi —
Hall CDP CDP 24.5 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 59858. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.