Garretts Mill, MD Profile: Facts, Map & Data


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Garretts Mill, Maryland - Basic Facts

The Garretts Mill Census Designated Place had a population of 247 as of July 1, 2017. Garretts Mill 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 Garretts Mill is located at latitude 39.3533 and longitude -77.6889 in Washington County. The formal boundaries for the Garretts Mill Census Designated Place (see map below) encompass a land area of 0.57 sq. miles and a water area of 0 sq. miles. Washington County is in the Eastern time zone (GMT -5). The elevation is 417 feet.

The Garretts Mill Census Designated Place (GNIS ID: 2583628) 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 Garretts Mill Census Designated Place is located within District 11, Sandy Hook, a minor civil division (MCD) of Washington County.

Beneath the boundary map are tables with Garretts Mill 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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Garretts Mill Census Designated Place, MD Boundary Map

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Boundary Maps: District 11, Sandy Hook | Washington County | Maryland Counties / Independent Cities

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Garretts Mill, MD Data & Demographics (As of July 1, 2017)


Total Population 247
Daytime Population: Workers 11
Daytime Population: Residents 109
Total Daytime Population (TDP) 120
Ratio TDP/Total Population1 0.49
Population in Households 247
Population in Familes 212
Population in Group Qrtrs 0
Population Density2 433
Diversity Index3 12


Median Household Income $66,984
Average Household Income $85,127
Per Capita Income $33,222


Total Housing Units 112 (100%)
Owner Occupied HU 85 (75.9%)
Renter Occupied HU 16 (14.3%)
Vacant Housing Units 11 ( 9.8%)
Median Home Value $247,222
Average Home Value $297,965


Total Households 101
Average Household Size 2.45
Family Households 75
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 0.75% 0.64%
Households 0.7% 0.59%
Families 0.76% 0.53%
Median Household Income   2.84%
Per Capita Income   2.96%

Garretts Mill, MD - Peer Comparisons by Rank and Percentile

The table below compares Garretts Mill 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 # 420 19th
Population Density # 407 22nd
Diversity Index # 450 13th
Median Household Income # 272 48th
Per Capita Income # 255 51st

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

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