Plymouth, NH Profile: Facts, Map & Data


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Plymouth, New Hampshire - Basic Facts

The Plymouth Census Designated Place had a population of 4,400 as of July 1, 2016. Plymouth ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in New Hampshire. See peer rankings below.

The primary coordinate point for Plymouth is located at latitude 43.7388 and longitude -71.7027 in Grafton County. The formal boundaries for the Plymouth Census Designated Place (see map below) encompass a land area of 3.65 sq. miles and a water area of 0.09 sq. miles. Grafton County is in the Eastern time zone (GMT -5). The elevation is 515 feet.

The Plymouth Census Designated Place (GNIS ID: 2378089) 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 Plymouth Census Designated Place is located within Town of Plymouth, a minor civil division (MCD) of Grafton County.

Beneath the boundary map are tables with Plymouth population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for Plymouth: Plymouth Compact.

Neighborhood Data

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Plymouth Census Designated Place, NH Boundary Map

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Boundary Maps: Town of Plymouth | Grafton County | New Hampshire Counties

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Plymouth, NH Data & Demographics (As of July 1, 2016)


Total Population 4,400
Population in Households 2,249
Population in Familes 981
Population in Group Qrtrs 2,151
Population Density1 1,204
Diversity Index2 14


Total Households 835
Average Household Size 2.69
Family Households 309
Average Family Size 3


Total Housing Units 911 (100%)
Owner Occupied HU 319 (35.0%)
Renter Occupied HU 516 (56.6%)
Vacant Housing Units 76 ( 8.3%)
Median Home Value $209,470
Average Home Value $219,749


Median Household Income $27,167
Average Household Income $46,463
Per Capita Income $12,402
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.2% -0.06%
Households -0.02% -0.05%
Families -0.61% -0.26%
Median Household Income   0.29%
Per Capita Income   1.07%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Plymouth, NH - Peer Comparisons by Rank and Percentile

The table below compares Plymouth to the other 97 incorporated cities, towns and CDPs in New Hampshire by rank and percentile using July 1, 2016 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 # 29 71st
Population Density1 # 24 76th
Diversity Index2 # 33 66th
Median Household Income # 97 1st
Per Capita Income # 97 1st

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

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