Olin, IA Profile: Facts, Map & Data


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Olin, Iowa - Basic Facts

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The City of Olin had a population of 667 as of July 1, 2017.

The primary coordinate point for Olin is located at latitude 41.9975 and longitude -91.1412 in Jones County. The formal boundaries for the City of Olin (see map below) encompass a land area of 1.02 sq. miles and a water area of 0.01 sq. miles. Jones County is in the Central time zone (GMT -6). The elevation is 758 feet.

The City of Olin (GNIS ID: 2396054) 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 Olin is located within Township of Rome, a minor civil division (MCD) of Jones County.

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

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Boundary Maps: Township of Rome | Jones County | Iowa Counties

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


Total Population 667
Daytime Population: Workers 226
Daytime Population: Residents 323
Total Daytime Population (TDP) 549
Ratio TDP/Total Population1 0.82
Population in Households 667
Population in Familes 525
Population in Group Qrtrs 0
Population Density2 652
Diversity Index3 11


Median Household Income $51,500
Average Household Income $60,218
Per Capita Income $25,094


Total Housing Units 324 (100%)
Owner Occupied HU 207 (63.9%)
Renter Occupied HU 76 (23.5%)
Vacant Housing Units 41 (12.7%)
Median Home Value $95,690
Average Home Value $124,275


Total Households 283
Average Household Size 2.36
Family Households 187
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 -0.62% -0.55%
Households -0.57% -0.5%
Families -0.43% -0.65%
Median Household Income   1.72%
Per Capita Income   2.82%

Olin, IA - Peer Comparisons by Rank and Percentile

The table below compares Olin 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 # 397 61st
Population Density # 530 48th
Diversity Index # 409 59th
Median Household Income # 624 38th
Per Capita Income # 719 29th

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

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