Maplewood, MO Profile: Facts, Map & Data


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Maplewood, Missouri - Basic Facts

The City of Maplewood had a population of 8,170 as of July 1, 2018. Maplewood ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Missouri. See peer rankings below.

The primary coordinate point for Maplewood is located at latitude 38.612 and longitude -90.3241 in St. Louis County. The formal boundaries for the City of Maplewood (see map below) encompass a land area of 1.55 sq. miles and a water area of 0 sq. miles. St. Louis County is in the Central time zone (GMT -6). The elevation is 509 feet.

The City of Maplewood (GNIS ID: 2395847) 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 Maplewood is located within Township of Hadley, a minor civil division (MCD) of St. Louis County.

Beneath the boundary map are tables with Maplewood population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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City of Maplewood, MO Boundary Map

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Boundary Maps: Township of Hadley | St. Louis County | Missouri Counties

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Maplewood, MO Data & Demographics (As of July 1, 2018)


Total Population 8,170
Population in Households 8,163
Population in Familes 4,867
Population in Group Qrtrs 7
Population Density2 5,260
Diversity Index3 52


Median Household Income $42,729
Average Household Income $56,892
Per Capita Income $30,051


Total Housing Units 4,932 (100%)
Owner Occupied HU 1,598 (32.4%)
Renter Occupied HU 2,715 (55.0%)
Vacant Housing Units 619 (12.6%)
Median Home Value $163,742
Average Home Value $169,775


Total Households 4,313
Average Household Size 1.89
Family Households 1,758
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 0.19% 0.4%
Households 0.12% 0.34%
Families -0.08% 0.2%
Median Household Income   4.4%
Per Capita Income   3.66%

Maplewood, MO - Peer Comparisons by Rank and Percentile

The table below compares Maplewood to the other 1,032 incorporated cities, towns and CDPs in Missouri by rank and percentile using July 1, 2018 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 # 106 90th
Population Density # 23 98th
Diversity Index # 46 96th
Median Household Income # 572 45th
Per Capita Income # 165 84th

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

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