Delmar, IA Profile: Facts, Map & Data


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Delmar, Iowa - Basic Facts

The City of Delmar had a population of 513 as of July 1, 2017.

The primary coordinate point for Delmar is located at latitude 41.9988 and longitude -90.608 in Clinton County. The formal boundaries for the City of Delmar (see map below) encompass a land area of 0.76 sq. miles and a water area of 0 sq. miles. Clinton County is in the Central time zone (GMT -6). The elevation is 820 feet.

The City of Delmar (GNIS ID: 2394505) 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 Delmar is located within Township of Bloomfield, a minor civil division (MCD) of Clinton County.

Beneath the boundary map are tables with Delmar 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 Delmar, IA Boundary Map

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Boundary Maps: Township of Bloomfield | Clinton County | Iowa Counties

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


Total Population 513
Daytime Population: Workers 86
Daytime Population: Residents 277
Total Daytime Population (TDP) 363
Ratio TDP/Total Population1 0.71
Population in Households 513
Population in Familes 435
Population in Group Qrtrs 0
Population Density2 675
Diversity Index3 11


Median Household Income $57,094
Average Household Income $67,782
Per Capita Income $27,096


Total Housing Units 227 (100%)
Owner Occupied HU 173 (76.2%)
Renter Occupied HU 37 (16.3%)
Vacant Housing Units 17 ( 7.5%)
Median Home Value $134,091
Average Home Value $161,127


Total Households 210
Average Household Size 2.44
Family Households 151
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 -0.32% -0.43%
Households -0.2% -0.38%
Families 0.56% -0.4%
Median Household Income   3.42%
Per Capita Income   2.74%

Delmar, IA - Peer Comparisons by Rank and Percentile

The table below compares Delmar 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 # 458 55th
Population Density # 509 50th
Diversity Index # 404 60th
Median Household Income # 344 66th
Per Capita Income # 530 48th

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

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