Iron Mountain Lake, MO Profile: Facts, Map & Data


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Iron Mountain Lake, Missouri - Basic Facts

The City of Iron Mountain Lake had a population of 712 as of July 1, 2017. Iron Mountain Lake ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Missouri. See peer rankings below.

The primary coordinate point for Iron Mountain Lake is located at latitude 37.6909 and longitude -90.6217 in St. Francois County. The formal boundaries for the City of Iron Mountain Lake (see map below) encompass a land area of 1.96 sq. miles and a water area of 0.12 sq. miles. St. Francois County is in the Central time zone (GMT -6). The elevation is 1,063 feet.

The City of Iron Mountain Lake (GNIS ID: 2395436) 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.

The City of Iron Mountain Lake is located within Township of Iron, a minor civil division (MCD) of St. Francois County.

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

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City of Iron Mountain Lake, MO Boundary Map

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Boundary Maps: Township of Iron | St. Francois County | Missouri Counties

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Iron Mountain Lake, MO Data & Demographics (As of July 1, 2017)


Total Population 712
Daytime Population: Workers 0
Daytime Population: Residents 418
Total Daytime Population (TDP) 418
Ratio TDP/Total Population1 0.59
Population in Households 712
Population in Familes 584
Population in Group Qrtrs 0
Population Density2 363
Diversity Index3 12


Median Household Income $37,317
Average Household Income $46,549
Per Capita Income $18,911


Total Housing Units 367 (100%)
Owner Occupied HU 237 (64.6%)
Renter Occupied HU 49 (13.4%)
Vacant Housing Units 81 (22.1%)
Median Home Value $85,185
Average Home Value $101,483


Total Households 286
Average Household Size 2.49
Family Households 204
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 -0.47% -0.23%
Households -0.43% -0.21%
Families 0.27% -0.3%
Median Household Income   -0.15%
Per Capita Income   1.17%

Iron Mountain Lake, MO - Peer Comparisons by Rank and Percentile

The table below compares Iron Mountain Lake to the other 1,032 incorporated cities, towns and CDPs in Missouri 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 # 427 59th
Population Density # 817 21st
Diversity Index # 590 44th
Median Household Income # 724 30th
Per Capita Income # 829 20th

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

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