Plymouth, IA Profile: Facts, Map & Data


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Plymouth, Iowa - Basic Facts

The City of Plymouth had a population of 364 as of July 1, 2017.

The primary coordinate point for Plymouth is located at latitude 43.2464 and longitude -93.1232 in Cerro Gordo County. The formal boundaries for the City of Plymouth (see map below) encompass a land area of 0.44 sq. miles and a water area of 0 sq. miles. Cerro Gordo County is in the Central time zone (GMT -6). The elevation is 1,132 feet.

The City of Plymouth (GNIS ID: 2396243) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Plymouth is located within Township of Falls, a minor civil division (MCD) of Cerro Gordo 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, 2017.

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City of Plymouth, IA Boundary Map

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Boundary Maps: Township of Falls | Cerro Gordo County | Iowa Counties

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Plymouth, IA Data & Demographics (As of July 1, 2017)


Total Population 364
Daytime Population: Workers 57
Daytime Population: Residents 142
Total Daytime Population (TDP) 199
Ratio TDP/Total Population1 0.55
Population in Households 364
Population in Familes 304
Population in Group Qrtrs 0
Population Density2 833
Diversity Index3 9


Median Household Income $61,066
Average Household Income $66,619
Per Capita Income $28,710


Total Housing Units 180 (100%)
Owner Occupied HU 136 (75.6%)
Renter Occupied HU 22 (12.2%)
Vacant Housing Units 22 (12.2%)
Median Home Value $146,212
Average Home Value $158,759


Total Households 158
Average Household Size 2.3
Family Households 114
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 -0.66% -0.61%
Households -0.51% -0.51%
Families 0.37% -0.71%
Median Household Income   2.85%
Per Capita Income   2.37%

Plymouth, IA - Peer Comparisons by Rank and Percentile

The table below compares Plymouth to the other 1,009 incorporated cities, towns and CDPs in Iowa 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 # 546 46th
Population Density # 410 59th
Diversity Index # 590 42nd
Median Household Income # 228 78th
Per Capita Income # 387 62nd

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

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