Tiffin, Seneca County, OH demographics:
population, income, and more

Total population
17,818
0.0% year-over-year change
Median household income
$56,198/yr
0.9% year-over-year change
Housing units
8,130
-3.1% year-over-year change

Tiffin population

How many people live in Tiffin

Tiffin is home to 17,818 residents, according to the most recent Census data. Gender-wise, 49% of Tiffin locals are male, and 51% are female.

Total population
17,818
0.0% year-over-year change
Gender ratio
Male
49%
8,739
Female
51%
9,079
Value Percent YoY change
Male 8,739 49% 0.6%
Female 9,079 51% -0.6%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Tiffin is 34, with the population distributed as follows: about 14.7% are children under 15, then 22.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 25.4% of the population, while another 19.6% fall into the 45 to 64 bracket. Finally, around 17.9% are 65 or older.

Median age
34.1
Age breakdown
Under 15
14.7%
15 to 24
22.4%
25 to 44
25.4%
45 to 64
19.6%
Over 65
17.9%
Value Percent YoY change
Under 15 2,624 14.7% 11.9%
15 to 24 3,982 22.4% 2.0%
25 to 44 4,529 25.4% 4.5%
45 to 64 3,488 19.6% -10.9%
Over 65 3,195 17.9% -3.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Tiffin, 98.1% of the population are US-born citizens, while 0.6% have gained naturalized citizenship. At the same time, 1.3% of residents are non-citizens. As for race, 89% of locals are Caucasian, 3.7% are African American and 1.1% have Asian roots. Another 0.4% are Indigenous American, 0.1% are Pacific Islanders, while 1.8% identify as another race. There’s also a share of 3.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
98.1%
Non-U.S.-born citizens
0.6%
Non-citizens
1.3%
Value Percent YoY change
U.S.-born citizens 17,478 98.1% 0.4%
Non-U.S.-born citizens 109 0.6% -37.4%
Non-citizens 231 1.3% -1.7%
Racial breakdown
White
89%
Black or African American
3.7%
American Indian and Alaska Native
0.4%
Asian
1.1%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
3.9%
Other
1.8%
Value Percent
White 15,861 89%
Black or African American 663 3.7%
American Indian and Alaska Native 68 0.4%
Asian 195 1.1%
Native Hawaiian and other Pacific Islander 12 0.1%
Two or more races 699 3.9%
Other 320 1.8%

Households in Tiffin

A peek inside Tiffin households

Tiffin has 7,548 households, with an average of 2 members in each. Of these, 51% are families, while the remaining 49% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
7,548
-1.6% year-over-year change
Average people per household
2
Non-family households
3,695
Family households
3,853
Value Percent YoY change
Non-family households 3,695 49% -1.0%
Family households 3,853 51% -2.2%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Tiffin

The housing landscape of Tiffin

Tiffin's housing consists of 8,130 units, with 63.4% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 5.3% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 2.8% of the housing landscape.

Housing units
8,130
-3.1% year-over-year change
Housing types
Value Percent
1 unit, detached 5,150 63.4%
1 unit, attached 430 5.3%
2 units 535 6.6%
3 or 4 units 583 7.2%
5 to 9 units 494 6.1%
10 to 19 units 174 2.1%
20 to 49 units 305 3.8%
50 or more units 228 2.8%
Mobile home 231 2.8%
Homes built since 2020
35
59.1% year-over-year change

The age of buildings in Tiffin

In Tiffin, the median construction year is 1956. About 34.8% of homes were built before the 1940s, with another 5.2% going up by 1949. Most development happened in the second half of the 20th century. Then, 6.2% of homes were added from 2000 to 2009, 3.4% between 2010 and 2019, and 0.4% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 2,825 34.8% -9.1%
Built between 1940 and 1949 423 5.2% -10.4%
Built between 1950 and 1959 1,406 17.3% 5.2%
Built between 1960 and 1969 848 10.4% 9.4%
Built between 1970 and 1979 867 10.7% -4.2%
Built between 1980 and 1989 480 5.9% 3.0%
Built between 1990 and 1999 466 5.7% -18.4%
Built between 2000 and 2009 506 6.2% 22.8%
Built between 2010 and 2019 274 3.4% -13.8%
Built in 2020 or later 35 0.4% 59.1%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Tiffin occupancy rates

Out of the 7,548 occupied housing units in Tiffin, 58.9% are owner-occupied, while 41.1% are lived in by tenants. Meanwhile, 7.2% of all homes on the local market sit vacant.

Occupied housing units
7,548
-1.6% year-over-year change
Occupancy breakdown
Renter occupied
3,103
Owner occupied
4,445
Value Percent YoY
change
Renter occupied 3,103 41.1% 5.3%
Owner occupied 4,445 58.9% -6.0%
Unoccupied housing units
7.2%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Tiffin housing costs

Housing costs in Tiffin come to a median of $843 per month, while tenants specifically pay a median gross rent of $890.

Median housing costs per month
$843/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Tiffin
$890/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Tiffin

Tiffin education at a glance

About 37% of the population in Tiffin went to high school, while 28.1% pursued college studies. Another 8.8% earned an associate degree and 16.1% hold a bachelor’s. Meanwhile, 8.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 220 1.5% 20.2%
High school diploma 5,403 37% -6.8%
College diploma 4,103 28.1% 2.4%
Associate degree 1,289 8.8% -2.1%
Bachelor's degree 2,354 16.1% 0.4%
Graduate degree 1,213 8.3% 3.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Tiffin

How much people earn in Tiffin

The average annual household income in Tiffin was $70,109 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1.6% change from the previous year. At the same time, the median income stood at $56,198, reflecting a +0.9% shift over the same period.

Average household income in Tiffin
$70,109/year
-1.6% year-over-year change
Median household income in Tiffin
$56,198/year
0.9% year-over-year change

Tiffin income by age

In Tiffin, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $69,527. Those with someone between 45 and 64 in charge, often well established professionally, earn $63,967 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $46,042, while those led by someone over 65, many of whom may be retired, have about $35,920 in earnings. Overall, 85.5% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $46,042 5.0%
25 - 44 $69,527 0.4%
45 - 64 $63,967 3.4%
Over 65 $35,920 -10.4%
Above poverty level
13,446
Below poverty level
2,274
Value Percent YoY
change
Above poverty level 13,446 85.5% -2.6%
Below poverty level 2,274 14.5% 20.8%

Average renter income in Tiffin

To get a better sense of what renters earn on average in Tiffin, their median household income was $37,035 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 28.8%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$37,035
Rent-to-income ratio
28.8%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Tiffin

Workforce and job types in Tiffin

The job market in Tiffin is powered by 8,788 working residents, spread across a range of industries and roles. 72.8% of the working population are employed in professional or administrative positions, while 27.2% are in hands-on or service-based jobs. Also, 7.5% run their own businesses, 69.9% are employed by private companies, and 12% work in the public sector.

Workforce demographics

Working population
8,788
-4.0% year-over-year change
White collar
6,401
Blue collar
2,387
Value Percent YoY change
White collar 6,401 72.8% -1.4%
Blue collar 2,387 27.2% -10.1%
Employer type
Self employees
7.5%
Private companies
69.9%
Governmental workers
12%
Not for profit companies
10.6%
Value Percent YoY change
Self employees 662 7.5% -15.2%
Private companies 6,145 69.9% -5.1%
Governmental workers 1,051 12% 7.2%
Not for profit companies 930 10.6% 1.9%
Unemployment rate
3.8%
-0.3% year-over-year change

Available workforce

The unemployment rate in Tiffin stands at 3.8%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Tiffin

How people get around in Tiffin

Commuting methods vary: 84.2% of residents travel by personal vehicle and 8.3% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 7,264 84.2% -2.3%
Taxicab 13 0.2% 30.0%
Bus or trolleybus 6 0.1% -45.5%
Motorcycle 4 0% -90.5%
Bicycle 20 0.2% 66.7%
Walk 713 8.3% -2.5%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Tiffin by zipcode?

Zipcode Population Number of households Median income Average income
44883 28,102 11,800 $62,692 $81,672

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FAQs about Tiffin demographics 

What is the total population of Tiffin?

Tiffin has a total population of 17,818 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.0% compared to a year ago.

What is the gender ratio in Tiffin?

The gender ratio in Tiffin is as follows:
  • 49% males (8,739 residents)
  • 51% females (9,079 residents)

What is the median age in Tiffin?

The median age in Tiffin is 34.1.

What is the age distribution of the population in Tiffin?

The age distribution in Tiffin is as follows:
  • Under 15: 14.7% (2,624 residents)
  • Ages 15-24: 22.4% (3,982 residents)
  • Ages 25-44: 25.4% (4,529 residents)
  • Ages 45-64: 19.6% (3,488 residents)
  • Over 65: 17.9% (3,195 residents)

What is the racial and ethnic makeup of Tiffin?

The racial and ethnic makeup of Tiffin is as follows:
  • White: 89% (15,861 residents)
  • Black or African American: 3.7% (663 residents)
  • American Indian and Alaska Native: 0.4% (68 residents)
  • Asian: 1.1% (195 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (12 residents)
  • Two or More Races: 3.9% (699 residents)
  • Other: 1.8% (320 residents)

What percentage of the population in Tiffin are U.S.-born citizens?

U.S.-born citizens represent 98.1% of the population in Tiffin.

How many housing units are there in Tiffin?

There are 8,130 housing units in Tiffin, reflecting a -3.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Tiffin and what is the average household size?

Tiffin has a total of 7,548 households, with an average of 2 people in each.

What is the median household income in Tiffin?

Tiffin has a median household income of $56,198, representing a +0.9% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Tiffin?

The employment rate is 96.2% in Tiffin, with a workforce of 8,788 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 72.8% (6,401 residents)
  • Blue-collar workers: 27.2% (2,387 residents)

Places of employment:
  • Self-employed: 7.5% (662 residents)
  • Private companies: 69.9% (6,145 residents)
  • Governmental workers: 12% (1,051 residents)
  • Not-for-profit companies: 10.6% (930 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025