Romulus, MI Profile: Facts, Map & Data


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Romulus, Michigan - Basic Facts

The City of Romulus had a population of 23,856 as of July 1, 2017. Romulus ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Michigan. See peer rankings below.

The primary coordinate point for Romulus is located at latitude 42.2236 and longitude -83.366 in Wayne County. The formal boundaries for the City of Romulus (see map below) encompass a land area of 35.61 sq. miles and a water area of 0.35 sq. miles. Wayne County is in the Eastern time zone (GMT -5). The elevation is 659 feet.

The City of Romulus (GNIS ID: 1627000) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Romulus 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 Romulus, MI Boundary Map

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Romulus, MI Data & Demographics (As of July 1, 2017)


Total Population 23,856
Daytime Population: Workers 25,600
Daytime Population: Residents 13,036
Total Daytime Population (TDP) 38,636
Ratio TDP/Total Population1 1.62
Population in Households 23,584
Population in Familes 19,120
Population in Group Qrtrs 272
Population Density2 670
Diversity Index3 60


Median Household Income $47,588
Average Household Income $57,642
Per Capita Income $22,056


Total Housing Units 9,926 (100%)
Owner Occupied HU 5,854 (59.0%)
Renter Occupied HU 3,147 (31.7%)
Vacant Housing Units 925 ( 9.3%)
Median Home Value $83,719
Average Home Value $105,324


Total Households 9,001
Average Household Size 2.62
Family Households 6,073
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 -0.08% -0.25%
Households 0.04% -0.19%
Families -0.14% -0.3%
Median Household Income   1.82%
Per Capita Income   2.67%

Romulus, MI - Peer Comparisons by Rank and Percentile

The table below compares Romulus to the other 692 incorporated cities, towns and CDPs in Michigan 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 # 51 93rd
Population Density # 454 35th
Diversity Index # 25 97th
Median Household Income # 315 55th
Per Capita Income # 445 36th

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

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