Merrill, IA Profile: Facts, Map & Data


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Merrill, Iowa - Basic Facts

The City of Merrill had a population of 792 as of July 1, 2017. Merrill ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Merrill is located at latitude 42.7206 and longitude -96.2525 in Plymouth County. The formal boundaries for the City of Merrill (see map below) encompass a land area of 0.57 sq. miles and a water area of 0 sq. miles. Plymouth County is in the Central time zone (GMT -6). The elevation is 1,178 feet.

The City of Merrill (GNIS ID: 2395103) 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 Merrill is located within Township of Plymouth, a minor civil division (MCD) of Plymouth County.

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

Neighborhood Data

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City of Merrill, IA Boundary Map

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Boundary Maps: Township of Plymouth | Plymouth County | Iowa Counties

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


Total Population 792
Daytime Population: Workers 105
Daytime Population: Residents 350
Total Daytime Population (TDP) 455
Ratio TDP/Total Population1 0.57
Population in Households 792
Population in Familes 675
Population in Group Qrtrs 0
Population Density2 1,398
Diversity Index3 10


Median Household Income $64,579
Average Household Income $70,158
Per Capita Income $28,458


Total Housing Units 339 (100%)
Owner Occupied HU 276 (81.4%)
Renter Occupied HU 46 (13.6%)
Vacant Housing Units 17 ( 5.0%)
Median Home Value $142,045
Average Home Value $161,775


Total Households 322
Average Household Size 2.46
Family Households 229
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% 0.6%
Households 0.8% 0.73%
Families 1.07% 0.6%
Median Household Income   2.47%
Per Capita Income   2.4%

Merrill, IA - Peer Comparisons by Rank and Percentile

The table below compares Merrill 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 # 365 64th
Population Density # 126 88th
Diversity Index # 454 55th
Median Household Income # 160 84th
Per Capita Income # 407 60th

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

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