Marshfield, MA Profile: Facts, Map & Data


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Marshfield, Massachusetts - Basic Facts

The Marshfield Census Designated Place had a population of 4,653 as of July 1, 2017. Marshfield ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Massachusetts. See peer rankings below.

The primary coordinate point for Marshfield is located at latitude 42.1022 and longitude -70.6894 in Plymouth County. The formal boundaries for the Marshfield Census Designated Place (see map below) encompass a land area of 5.07 sq. miles and a water area of 0.08 sq. miles. Plymouth County is in the Eastern time zone (GMT -5). The elevation is 16 feet.

The Marshfield Census Designated Place (GNIS ID: 2378160) 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 Marshfield Census Designated Place is located within Town of Marshfield, a minor civil division (MCD) of Plymouth County.

Beneath the boundary map are tables with Marshfield population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Marshfield: Conohasset, Greens Harbour, Rexhame, South Marshfield, Wrexham.

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Marshfield Census Designated Place, MA Boundary Map

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Boundary Maps: Town of Marshfield | Plymouth County | Massachusetts Counties

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Marshfield, MA Data & Demographics (As of July 1, 2017)


Total Population 4,653
Daytime Population: Workers 2,858
Daytime Population: Residents 2,282
Total Daytime Population (TDP) 5,140
Ratio TDP/Total Population1 1.10
Population in Households 4,649
Population in Familes 3,768
Population in Group Qrtrs 4
Population Density2 918
Diversity Index3 11


Median Household Income $81,007
Average Household Income $104,887
Per Capita Income $43,125


Total Housing Units 1,960 (100%)
Owner Occupied HU 1,223 (62.4%)
Renter Occupied HU 681 (34.7%)
Vacant Housing Units 56 ( 2.9%)
Median Home Value $421,687
Average Home Value $464,464


Total Households 1,904
Average Household Size 2.44
Family Households 1,211
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 0.98% 0.91%
Households 0.86% 0.82%
Families 0.82% 0.81%
Median Household Income   1.73%
Per Capita Income   2.22%

Marshfield, MA - Peer Comparisons by Rank and Percentile

The table below compares Marshfield to the other 246 incorporated cities, towns and CDPs in Massachusetts 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 # 125 50th
Population Density # 167 33rd
Diversity Index # 222 10th
Median Household Income # 81 67th
Per Capita Income # 85 66th

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

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