Semmes, AL Profile: Facts, Map & Data


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Semmes, Alabama - Basic Facts

The City of Semmes had a population of 2,847 as of July 1, 2017. Semmes ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Alabama. See peer rankings below.

The primary coordinate point for Semmes is located at latitude 30.7587 and longitude -88.2231 in Mobile County. The formal boundaries for the City of Semmes (see map below) encompass a land area of 3.63 sq. miles and a water area of 0.01 sq. miles. Mobile County is in the Central time zone (GMT -6). The elevation is 246 feet.

The City of Semmes (GNIS ID: 2680031) 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 ""

Alabama is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Semmes is located within Mobile Division of Mobile County.

Beneath the boundary map are tables with Semmes 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 Semmes, AL Boundary Map

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Semmes, AL Data & Demographics (As of July 1, 2017)


Total Population 2,847
Daytime Population: Workers 1,509
Daytime Population: Residents 1,578
Total Daytime Population (TDP) 3,087
Ratio TDP/Total Population1 1.08
Population in Households 2,840
Population in Familes 2,468
Population in Group Qrtrs 7
Population Density2 785
Diversity Index3 43


Median Household Income $49,836
Average Household Income $63,622
Per Capita Income $23,811


Total Housing Units 1,120 (100%)
Owner Occupied HU 833 (74.4%)
Renter Occupied HU 229 (20.4%)
Vacant Housing Units 59 ( 5.3%)
Median Home Value $176,197
Average Home Value $198,890


Total Households 1,061
Average Household Size 2.68
Family Households 806
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 1.17% 0.87%
Households 1.26% 0.91%
Families 1.15% 0.76%
Median Household Income   2.99%
Per Capita Income   3.11%

Semmes, AL - Peer Comparisons by Rank and Percentile

The table below compares Semmes to the other 580 incorporated cities, towns and CDPs in Alabama 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 # 167 71st
Population Density # 72 88th
Diversity Index # 218 63rd
Median Household Income # 125 79th
Per Capita Income # 158 73rd

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

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