Tiffin, IA Profile: Facts, Map & Data


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Tiffin, Iowa - Basic Facts

The City of Tiffin had a population of 2,700 as of July 1, 2017. Tiffin ranks in the upper quartile for 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 Tiffin is located at latitude 41.7166 and longitude -91.6545 in Johnson County. The formal boundaries for the City of Tiffin (see map below) encompass a land area of 4.13 sq. miles and a water area of 0.01 sq. miles. Johnson County is in the Central time zone (GMT -6). The elevation is 712 feet.

The City of Tiffin (GNIS ID: 2397023) 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 Tiffin is located within Township of Clear Creek, a minor civil division (MCD) of Johnson County.

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

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Boundary Maps: Township of Clear Creek | Johnson County | Iowa Counties

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


Total Population 2,700
Daytime Population: Workers 430
Daytime Population: Residents 1,240
Total Daytime Population (TDP) 1,670
Ratio TDP/Total Population1 0.62
Population in Households 2,700
Population in Familes 2,040
Population in Group Qrtrs 0
Population Density2 653
Diversity Index3 25


Median Household Income $56,395
Average Household Income $72,347
Per Capita Income $29,727


Total Housing Units 1,157 (100%)
Owner Occupied HU 807 (69.7%)
Renter Occupied HU 295 (25.5%)
Vacant Housing Units 55 ( 4.8%)
Median Home Value $198,106
Average Home Value $194,727


Total Households 1,102
Average Household Size 2.45
Family Households 663
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 4.61% 2.92%
Households 4.52% 2.89%
Families 4.32% 2.77%
Median Household Income   1.49%
Per Capita Income   2.08%

Tiffin, IA - Peer Comparisons by Rank and Percentile

The table below compares Tiffin 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 # 127 87th
Population Density # 528 48th
Diversity Index # 106 90th
Median Household Income # 382 62nd
Per Capita Income # 316 69th

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

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