File:Trumbull_County_Courthouse.jpg · Wikimedia Commons · See Wikimedia Commons
Trumbull County
Sign in to saveAlso known as Trumbull County, Ohio, Trumbull County, OH
county in Ohio, United States
Key facts
- Country
- United States
- State
- Ohio
- Founded
- July 10, 1800
- Named after
- Jonathan Trumbull
- Seat
- Warren
- Largest city
- Warren
- Total
- 637 sq mi (1,650 km )
- Land
- 618 sq mi (1,600 km )
- Water
- 18 sq mi (47 km ) 2.9%
- Estimate 2025
- 198,972
- Density
- 324/sq mi (125/km )
- Time zone
- UTC−5 ( Eastern )
- Summer dst
- UTC−4 ( EDT )
- Congressional district
- 14th
- Website
- www .co .trumbull .oh .us
via Wikipedia infobox
Official website

Home - Trumbull County, Ohio
Welcome to the official website of Trumbull County, Ohio. Explore our resources and services for residents, businesses, and visitors. Learn about our local government, upcoming events, county departments, and the many opportunities that make Trumbull County a great place to live, work, and thrive.
co.trumbull.oh.us →Link to the official site · 4,904 chars · not written by Vinony
Wikidata facts
- Population
- 201977
- Area
- 1644
- Official website
- www.co.trumbull.oh.us
- Image
- Trumbull County Courthouse.jpg
- Households
- 85917
- Licence plate code
- 78
Show 5 more facts
- Commons category
- Trumbull County, Ohio
- inception
- 1800-07-10
- water as percent of area
- 2.9
- native label
- Trumbull County
- per capita income
- 27255
Sources (10)
via Wikidata · CC0
~13 min read
Article
Trumbull County is located in the far northeast portion of the U.S. state of Ohio. As of the 2020 census, the population was 201,977. Its county seat and largest city is Warren, which developed industry along the Mahoning River. Trumbull County is part of the Youngstown–Warren, OH Metropolitan Statistical Area.
History