Delta, IA Profile: Facts & Data


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Delta, Iowa - Basic Facts

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The City of Delta had a population of 289 as of July 1, 2018. Delta ranks in the lower 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 Delta is located at latitude 41.3226 and longitude -92.3304 in Keokuk County. The formal boundaries for the City of Delta (see map below) encompass a land area of 0.93 sq. miles and a water area of 0 sq. miles. Keokuk County is in the Central time zone (GMT -6). The elevation is 804 feet.

The City of Delta (GNIS ID: 2394511) 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 Delta is located within Township of Warren, a minor civil division (MCD) of Keokuk County.

Beneath the boundary map are tables with Delta population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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Delta, IA Data & Demographics (As of July 1, 2018)


Total Population 289
Population in Households 289
Population in Familes 213
Population in Group Qrtrs 0
Population Density1 310
Diversity Index2 9


Median Household Income $39,698
Average Household Income $49,398
Per Capita Income $22,732


Total Housing Units 157 (100%)
Owner Occupied HU 102 (65.0%)
Renter Occupied HU 36 (22.9%)
Vacant Housing Units 19 (12.1%)
Median Home Value $53,846
Average Home Value $93,750


Total Households 138
Average Household Size 2.09
Family Households 80
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. 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 -1.52% -1.13%
Households -1.55% -1.34%
Families 0.31% -1.28%
Median Household Income   1.75%
Per Capita Income   1.83%

Delta, IA - Peer Comparisons by Rank and Percentile

The table below compares Delta to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2018 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 # 608 40th
Population Density # 775 23rd
Diversity Index # 553 45th
Median Household Income # 973 4th
Per Capita Income # 955 5th

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

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Iowa Census Data Comparison Tool

Compare Iowa July 1, 2018 Data
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