Tiffin, Ohio Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Tiffin, Ohio is 17,814 as of the 2023 American Community Survey, making it the 106th-largest city in Ohio. The median household income is $55,700, the median home value is $129,200, and the median age is 36.7.
The population has declined 1.1% since 2010 (17,935 → 17,729).
17,814
Population
2463
People / sq mi
$55,700
Median Income
$129,200
Median Home Value
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Tiffin covers 7.2 sq mi of land at 2463 people per square mile.
About Tiffin, OH
Housing cost is the defining feature of Tiffin: the median home is valued at $129,200. Tiffin is a city in Ohio with a population of 17,814.
Earnings trail the nation, with the median household making $55,700, below the US median of $78,538. About 7.9% of residents live below the federal poverty level, below the national 12.4%. Real estate is inexpensive, with a typical home worth only $129,200, with typical rent around $834.
27.3% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Just 6.9% of workers are home-based, below the national 14.0%, and the average commute runs about 16 minutes each way.
Tiffin city Population History (2010-2024)
The city of Tiffin city had a population of 17,935 in 2010 and 17,729 in 2024, a -1.1% growth over 14 years. The peak was 18,034 in 2020. Average annual growth rate: -0.08%.
17,729
Population (2024)
17,935
Population (2010)
18,034
Peak (2020)
-0.08%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 17,935 |
| 2011 | 17,952 |
| 2012 | 17,840 |
| 2013 | 17,745 |
| 2014 | 17,747 |
| 2015 | 17,658 |
| 2016 | 17,556 |
| 2017 | 17,556 |
| 2018 | 17,550 |
| 2019 | 17,582 |
| 2020 | 18,034 |
| 2021 | 17,878 |
| 2022 | 17,762 |
| 2023 | 17,704 |
| 2024 | 17,729 |
Race & Ethnicity
| White | 89.8% |
| Black or African American | 4.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.7% |
| Two or More Races | 0.0% |
Economy & Income
$55,700
Median Household Income
$31,659
Per Capita Income
7.9%
Poverty Rate
2.3%
Unemployment Rate
Housing
$129,200
Median Home Value
$834
Median Rent
61.6%
Owner-Occupied
Education
94.6%
High School+
27.3%
Bachelor's+
Commute
0.1%
Drive Alone
76.5%
Public Transit
6.9%
Work From Home
16.1 min
Avg Commute
Community Profile
12.8%
Foreign Born
96.2%
Non-English at Home
6.0%
Veterans
17.3%
With Disability
96.4%
Health Insurance
90.7%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 25.1% |
| Manufacturing | 23.3% |
| Education, Health Care & Social Services | 11.6% |
| Finance, Insurance & Real Estate | 7.3% |
| Public Administration | 4.0% |
| Construction | 3.9% |
| Arts, Entertainment & Food Services | 3.1% |
| Information | 3.0% |
| Retail Trade | 2.7% |
| Transportation & Warehousing | 1.5% |
| Agriculture & Mining | 0.3% |
Largest cities in Ohio
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City rankings
Frequently Asked Questions
Tiffin, Ohio has a population of 17,814 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 106th-largest city in Ohio.
The median household income in Tiffin, Ohio is $55,700, with 7.9% of residents living below the federal poverty level.
The median home value in Tiffin, Ohio is $129,200, with median monthly rent at $834 and a homeownership rate of 61.6%.
The median age in Tiffin, Ohio is 36.7 years. The population is 48.7% male and 51.3% female.
The population has declined 1.1% since 2010 (17,935 → 17,729).
Tiffin city, OH Climate
Tiffin city, OH has an average annual temperature of 9.8°C (50°F) and receives about 914 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.8°C
Avg Temp
914
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -4° / 24° | 53 mm |
| February | -3° / 27° | 47 mm |
| March | 3° / 37° | 67 mm |
| April | 9° / 48° | 85 mm |
| May | 15° / 60° | 94 mm |
| June | 20° / 69° | 102 mm |
| July | 23° / 73° | 91 mm |
| August | 22° / 71° | 92 mm |
| September | 18° / 64° | 79 mm |
| October | 11° / 53° | 59 mm |
| November | 5° / 41° | 74 mm |
| December | -1° / 30° | 71 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Tiffin city, OH
The most comfortable months to visit Tiffin city, OH are typically August, June and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -9°C low). June is usually the wettest month.
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Statewide data for Ohio
Population, race, income, age, and trends across Ohio
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.