Topsham, ME Profile: Facts, Map & Data


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Topsham, Maine - Basic Facts

The Topsham Census Designated Place had a population of 6,086 as of July 1, 2018.

The primary coordinate point for Topsham is located at latitude 43.9474 and longitude -69.9317 in Sagadahoc County. The formal boundaries for the Topsham Census Designated Place (see map below) encompass a land area of 11.06 sq. miles and a water area of 0.14 sq. miles. Sagadahoc County is in the Eastern time zone (GMT -5). The elevation is 131 feet.

The Topsham Census Designated Place (GNIS ID: 2377962) 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 Topsham Census Designated Place is located within Town of Topsham, a minor civil division (MCD) of Sagadahoc County.

Beneath the boundary map are tables with Topsham population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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Topsham Census Designated Place, ME Boundary Map

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Boundary Maps: Town of Topsham | Sagadahoc County | Maine Counties

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Topsham, ME Data & Demographics (As of July 1, 2018)


Total Population 6,086
Population in Households 5,970
Population in Familes 4,658
Population in Group Qrtrs 116
Population Density2 550
Diversity Index3 12


Median Household Income $68,957
Average Household Income $88,791
Per Capita Income $38,554


Total Housing Units 3,059 (100%)
Owner Occupied HU 2,022 (66.1%)
Renter Occupied HU 615 (20.1%)
Vacant Housing Units 421 (13.8%)
Median Home Value $227,167
Average Home Value $251,767


Total Households 2,638
Average Household Size 2.26
Family Households 1,661
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 0.31% 0.43%
Households 0.31% 0.43%
Families 0.21% 0.28%
Median Household Income   2.42%
Per Capita Income   2.67%

Topsham, ME - Peer Comparisons by Rank and Percentile

The table below compares Topsham to the other 130 incorporated cities, towns and CDPs in Maine by rank and percentile using July 1, 2018 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 # 26 81st
Population Density # 56 58th
Diversity Index # 48 63rd
Median Household Income # 20 85th
Per Capita Income # 18 87th

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

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