Smith Island, MD Profile: Facts, Map & Data


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Smith Island, Maryland - Basic Facts

The Smith Island Census Designated Place had a population of 261 as of July 1, 2017. Smith Island ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Maryland. See peer rankings below.

The primary coordinate point for Smith Island is located at latitude 37.9772 and longitude -76.0288 in Somerset County. The formal boundaries for the Smith Island Census Designated Place (see map below) encompass a land area of 4.35 sq. miles and a water area of 4.83 sq. miles. Somerset County is in the Eastern time zone (GMT -5). The elevation is 0 feet.

The Smith Island Census Designated Place (GNIS ID: 2390308) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Smith Island Census Designated Place is located within District 10, Smith Island, a minor civil division (MCD) of Somerset County.

Beneath the boundary map are tables with Smith Island 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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Smith Island Census Designated Place, MD Boundary Map

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Boundary Maps: District 10, Smith Island | Somerset County | Maryland Counties / Independent Cities

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Smith Island, MD Data & Demographics (As of July 1, 2017)


Total Population 261
Daytime Population: Workers 95
Daytime Population: Residents 174
Total Daytime Population (TDP) 269
Ratio TDP/Total Population1 1.03
Population in Households 261
Population in Familes 209
Population in Group Qrtrs 0
Population Density2 60
Diversity Index3 11


Median Household Income $31,023
Average Household Income $39,517
Per Capita Income $18,190


Total Housing Units 255 (100%)
Owner Occupied HU 115 (45.1%)
Renter Occupied HU 16 ( 6.3%)
Vacant Housing Units 124 (48.6%)
Median Home Value $95,122
Average Home Value $148,026


Total Households 131
Average Household Size 1.99
Family Households 86
Average Family Size 2
  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 -0.77% -0.54%
Households -0.62% -0.62%
Families -0.47% -0.71%
Median Household Income   0.27%
Per Capita Income   2.42%

Smith Island, MD - Peer Comparisons by Rank and Percentile

The table below compares Smith Island to the other 518 incorporated cities, towns and CDPs in Maryland 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 # 416 20th
Population Density # 507 2nd
Diversity Index # 454 13th
Median Household Income # 514 1st
Per Capita Income # 508 2nd

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

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