Eureka, MT 59917 ZIP Code Profile

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Eureka, MT

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ZIP Code 59917: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Eureka, MT 59917

  • ZIP Code Type: STANDARD
  • County: Lincoln County
  • Centroid: Latitude 48.876, Longitude -115.051
  • Time Zone: Mountain Time Zone (UTC -7 hours)
  • Observes DST: Yes
  • Businesses Addresses: 275
  • PO Box Addresses: 1,653
  • Residential Addresses: 773
    • Multi-Family Addresses: 0
    • Single Family Addresses: 773

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

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59917 ZIP Code Map

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Eureka, MT 59917 Data & Demographics (As of July 1, 2017)


Total Population 5,081
Daytime Population: Workers 2,132
Daytime Population: Residents 2,952
Total Daytime Population (TDP) 5,084
Ratio TDP/Total Population1 1.00
Population in Households 4,989
Population in Familes 3,949
Population in Group Qrtrs 92
Population Density2 11
Diversity Index3 17


Median Household Income $41,960
Average Household Income $55,666
Per Capita Income $24,269


Total Housing Units 2,900 (100%)
Owner Occupied HU 1,656 (57.1%)
Renter Occupied HU 534 (18.4%)
Vacant Housing Units 710 (24.5%)
Median Home Value $260,583
Average Home Value $272,886


Total Households 2,190
Average Household Size 2.28
Family Households 1,397
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.81% 0.34%
Households 0.71% 0.25%
Families 0.41% 0.07%
Median Household Income   1.96%
Per Capita Income   2.74%

Eureka, MT 59917 - Peer Comparisons by Rank and Percentile

The table below compares 59917 to the other 362 ZIP Codes in Montana by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 46 88th
Population Density # 88 76th
Diversity Index # 146 60th
Median Household Income # 264 27th
Per Capita Income # 288 21st

Additional comparisons and rankings can be made with a VERY EASY TO USE Montana Census Data Comparison Tool.

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