Marlborough, MO Profile: Facts & Data


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Marlborough, Missouri - Basic Facts

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The Village of Marlborough had a population of 2,210 as of July 1, 2022. Marlborough 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 Marlborough is located at latitude 38.5703 and longitude -90.3371 in St. Louis County. The formal boundaries for the Village of Marlborough encompass a land area of 0.24 sq. miles and a water area of 0 sq. miles. St. Louis County is in the Central time zone (GMT -6). The elevation is 538 feet.

The Village of Marlborough 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 Village of Marlborough is located within Township of Jefferson, a minor civil division (MCD) of St. Louis County.

Jump to... (On This Page!)
  1. Marlborough 2022 Demographic Data
  2. Growth Rates for Marlborough (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Missouri Research Tools (Easy Tools & Current Data)
  3. Missouri Data Comparison Tool - 2022 Demographics

Marlborough, MO Data & Demographics (As of July 1, 2022)


Total Population 2,210 (100%)
Population in Households 2,205 (99.8%)
Population in Families 1,261 (57.1%)
Population in Group Quarters1 5 ( 0.2%)
Population Density 9,719
Diversity Index2 43


Median Household Income $52,056
Average Household Income $65,361
% of Income for Mortgage4 17%
Per Capita Income $36,120
Wealth Index5 37


Total HU (Housing Units) 1,440 (100%)
Owner Occupied HU 451 (31.3%)
Renter Occupied HU 933 (64.8%)
Vacant Housing Units 56 ( 3.9%)
Median Home Value $171,825
Average Home Value $253,381
Housing Affordability Index3 146


Total Households 1,384
Average Household Size 1.59
Family Households 528
Average Family Size 2.00
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2020-2022 2022-2027
Population -0.22% -0.35%
Households -0.22% -0.33%
Families   -0.42%
Median Household Income   2.33%
Per Capita Income   3.72%
Owner Occupied HU   0.87%

Marlborough, MO - Peer Comparisons by Rank and Percentile

The table below compares Marlborough to the other 1,082 incorporated cities, towns and CDPs in Missouri by rank and percentile using July 1, 2022 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 # 242 78th
Population Density # 1 100th
Median Household Income # 631 42nd
Housing Affordability Index # 420 39th
Per Capita Income # 229 79th
Diversity Index # 116 89th

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

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