Cobalt, ID 83229 ZIP Code Profile

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Cobalt, ID

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ZIP Code 83229: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Cobalt, ID 83229

Acceptable Alternative
Challis, ID 83229

  • ZIP Code Type: STANDARD
  • County: Lemhi County
  • Centroid: Latitude 45.112, Longitude -114.436
  • Time Zone: Mountain Time Zone (UTC -7 hours)
  • Observes DST: Yes
  • Businesses Addresses: 0
  • PO Box Addresses: 0
  • Residential Addresses: 1
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1

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

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.


83229 ZIP Code Map

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Cobalt, ID 83229 Data & Demographics (As of July 1, 2017)


Total Population 71
Daytime Population: Workers 13
Daytime Population: Residents 35
Total Daytime Population (TDP) 48
Ratio TDP/Total Population1 0.68
Population in Households 71
Population in Familes 56
Population in Group Qrtrs 0
Population Density2 0
Diversity Index3 11


Median Household Income $37,916
Average Household Income $53,121
Per Capita Income $22,446


Total Housing Units 111 (100%)
Owner Occupied HU 24 (21.6%)
Renter Occupied HU 6 ( 5.4%)
Vacant Housing Units 81 (73.0%)
Median Home Value $142,857
Average Home Value $159,375


Total Households 30
Average Household Size 2.37
Family Households 20
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 0.0% -0.28%
Households 0.0% 0.0%
Families 0.0% -1.02%
Median Household Income   1.74%
Per Capita Income   1.26%

Cobalt, ID 83229 - Peer Comparisons by Rank and Percentile

The table below compares 83229 to the other 275 ZIP Codes in Idaho 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 # 254 8th
Population Density # 269 3rd
Diversity Index # 248 9th
Median Household Income # 216 21st
Per Capita Income # 144 48th

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

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