Marengo, IA Profile: Facts, Map & Data


Marengo Local Links & Resources:
Hotels | Resources | ALL Marengo Content

Also See: Marengo, IA ZIP Codes & ZIP Code Maps | Local Area Photos

Marengo, Iowa - Basic Facts

Real Estate Resources

The City of Marengo had a population of 2,507 as of July 1, 2017. Marengo ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Marengo is located at latitude 41.7967 and longitude -92.0681 in Iowa County. The formal boundaries for the City of Marengo (see map below) encompass a land area of 2.08 sq. miles and a water area of 0.06 sq. miles. Iowa County is in the Central time zone (GMT -6). The elevation is 738 feet.

The City of Marengo (GNIS ID: 2395005) 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 Marengo is located within Township of Marengo, a minor civil division (MCD) of Iowa County.

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

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


City of Marengo, IA Boundary Map

Also See: BIG Map | Driving Directions | IA Congressional Districts
Boundary Maps: Township of Marengo | Iowa County | Iowa Counties

Search the map for:

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


Total Population 2,507
Daytime Population: Workers 1,290
Daytime Population: Residents 1,020
Total Daytime Population (TDP) 2,310
Ratio TDP/Total Population1 0.92
Population in Households 2,420
Population in Familes 1,866
Population in Group Qrtrs 87
Population Density2 1,206
Diversity Index3 15


Median Household Income $49,224
Average Household Income $58,582
Per Capita Income $24,902


Total Housing Units 1,156 (100%)
Owner Occupied HU 743 (64.3%)
Renter Occupied HU 310 (26.8%)
Vacant Housing Units 103 ( 8.9%)
Median Home Value $110,792
Average Home Value $120,357


Total Households 1,053
Average Household Size 2.3
Family Households 635
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 -0.11% -0.06%
Households -0.08% -0.02%
Families -0.28% -0.16%
Median Household Income   3.25%
Per Capita Income   3.16%

Marengo, IA - Peer Comparisons by Rank and Percentile

The table below compares Marengo 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 # 135 87th
Population Density # 197 81st
Diversity Index # 253 75th
Median Household Income # 711 30th
Per Capita Income # 741 27th

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

Iowa Research Tools

Iowa Census Data Comparison Tool

Compare Iowa Census Data
Highest or Lowest: