Darby, MT 59829 ZIP Code Profile

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Darby, MT

ZIP Code 59829: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Darby, MT 59829

  • ZIP Code Type: STANDARD
  • County: Ravalli County
  • Centroid: Latitude 45.993, Longitude -114.181
  • Time Zone: Mountain Time Zone (UTC -7 hours)
  • Observes DST: Yes
  • Businesses Addresses: 106
  • PO Box Addresses: 739
  • Residential Addresses: 769
    • Multi-Family Addresses: 0
    • Single Family Addresses: 769

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

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


59829 ZIP Code Map

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Darby, MT 59829 Data & Demographics (As of July 1, 2017)


Total Population 2,751
Daytime Population: Workers 898
Daytime Population: Residents 1,648
Total Daytime Population (TDP) 2,546
Ratio TDP/Total Population1 0.93
Population in Households 2,535
Population in Familes 1,928
Population in Group Qrtrs 216
Population Density2 4
Diversity Index3 21


Median Household Income $41,574
Average Household Income $59,317
Per Capita Income $25,603


Total Housing Units 1,696 (100%)
Owner Occupied HU 796 (46.9%)
Renter Occupied HU 336 (19.8%)
Vacant Housing Units 564 (33.3%)
Median Home Value $281,641
Average Home Value $382,129


Total Households 1,132
Average Household Size 2.24
Family Households 713
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 0.1% 0.25%
Households 0.04% 0.28%
Families -0.29% 0.06%
Median Household Income   1.78%
Per Capita Income   2.9%

Darby, MT 59829 - Peer Comparisons by Rank and Percentile

The table below compares 59829 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 # 74 80th
Population Density # 143 61st
Diversity Index # 85 77th
Median Household Income # 271 25th
Per Capita Income # 257 29th

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

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