Ismay, MT Profile: Facts, Map & Data


Ismay Local Links & Resources:
Hotels | Resources | ALL Ismay Content

Also See: Ismay, MT ZIP Codes & ZIP Code Maps | Local Area Photos

Ismay, Montana - Basic Facts

Real Estate Resources

The Town of Ismay had a population of 21 as of July 1, 2017. Ismay ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Montana. See peer rankings below.

The primary coordinate point for Ismay is located at latitude 46.5001 and longitude -104.7931 in Custer County. The formal boundaries for the Town of Ismay (see map below) encompass a land area of 0.42 sq. miles and a water area of 0 sq. miles. Custer County is in the Mountain time zone (GMT -7). The elevation is 2,526 feet.

The Town of Ismay (GNIS ID: 2412796) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Montana is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Town of Ismay is located within Shirley-Ismay Division of Custer County.

Beneath the boundary map are tables with Ismay population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Ismay: Joe.

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.


Town of Ismay, MT Boundary Map

Also See: BIG Map | Driving Directions | MT Congressional Districts
Boundary Maps: Shirley-Ismay Division | Custer County | Montana Counties

Search the map for:

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


Total Population 21
Daytime Population: Workers 27
Daytime Population: Residents 10
Total Daytime Population (TDP) 37
Ratio TDP/Total Population1 1.76
Population in Households 21
Population in Familes 17
Population in Group Qrtrs 0
Population Density2 51
Diversity Index3 9


Median Household Income $54,545
Average Household Income $73,578
Per Capita Income $34,115


Total Housing Units 14 (100%)
Owner Occupied HU 7 (50.0%)
Renter Occupied HU 3 (21.4%)
Vacant Housing Units 4 (28.6%)
Median Home Value $225,000
Average Home Value $228,571


Total Households 10
Average Household Size 2.1
Family Households 7
Average Family Size 2
  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 1.39% 2.71%
Households 1.46% 1.92%
Families 4.75% 2.71%
Median Household Income   1.99%
Per Capita Income   4.14%

Ismay, MT - Peer Comparisons by Rank and Percentile

The table below compares Ismay to the other 364 incorporated cities, towns and CDPs 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 # 362 1st
Population Density # 273 25th
Diversity Index # 323 12th
Median Household Income # 81 78th
Per Capita Income # 46 88th

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

Montana Research Tools

Montana Census Data Comparison Tool

Compare Montana Census Data
Highest or Lowest: