- The National Arbor Day Foundation has designated Tiffin as a Tree City USA more than 40 times.
- Downtown Tiffin has received accreditation for its Main Street program at both the state and national level for 2016-2021 by Heritage Ohio.
- For the 11th year in a row, Site Selection magazine has ranked the Tiffin-Seneca micropolitan in the top 100 nationally for large, industrial projects, and as of 2022, it has been ranked in the top 10 seven times.
- In 2022, SafeWise named Tiffin as one of the 100 safest cities in Ohio.
The City of Tiffin is a proud member of the Seneca Regional Chamber of Commerce.