Ralston, WY 82440 ZIP Code Profile

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Ralston, WY

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ZIP Code 82440: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Ralston, WY 82440

  • ZIP Code Type: PO BOX
  • County: Park County
  • Centroid: Latitude 44.716, Longitude -108.866
  • Time Zone: Mountain Time Zone (UTC -7 hours)
  • Observes DST: Yes
  • Businesses Addresses: 21
  • PO Box Addresses: 92
  • 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

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82440 ZIP Code Map

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Ralston, WY 82440 Data & Demographics (As of July 1, 2017)


Total Population 149
Daytime Population: Workers 64
Daytime Population: Residents 85
Total Daytime Population (TDP) 149
Ratio TDP/Total Population1 1.00
Population in Households 149
Population in Familes 124
Population in Group Qrtrs 0
Population Density2 181
Diversity Index3 25


Median Household Income $52,410
Average Household Income $69,857
Per Capita Income $31,412


Total Housing Units 73 (100%)
Owner Occupied HU 53 (72.6%)
Renter Occupied HU 14 (19.2%)
Vacant Housing Units 6 ( 8.2%)
Median Home Value $286,111
Average Home Value $306,132


Total Households 67
Average Household Size 2.22
Family Households 46
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 0.86% 1.05%
Households 0.85% 0.59%
Families 0.3% 0.85%
Median Household Income   1.64%
Per Capita Income   2.68%

Ralston, WY 82440 - Peer Comparisons by Rank and Percentile

The table below compares 82440 to the other 170 ZIP Codes in Wyoming 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 # 133 22nd
Population Density # 16 91st
Diversity Index # 63 64th
Median Household Income # 125 27th
Per Capita Income # 85 51st

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

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