Interstate 680 (Ohio)

Interstate 680 (I-680) in the US state of Ohio is an auxiliary Interstate Highway passing through Youngstown. Its northern terminus is at I-80, and its southern terminus is at I-76, the Ohio Turnpike.

Interstate 680 marker

Interstate 680

Korean War Veterans Memorial Highway
I-680 highlighted in red
Route information
Auxiliary route of I-80
Maintained by ODOT
Length16.43 mi[1] (26.44 km)
Existed1964–present
NHSEntire route
Major junctions
South end
Major intersections
North end I-80 / SR 11 near Mineral Ridge
Location
CountryUnited States
StateOhio
CountiesMahoning
Highway system
  • Ohio State Highway System
← SR 678→ SR 680

Route description

I-680 begins at a junction with I-80 and State Route 11 (SR 11) in Austintown. It verges southeast through a residential area in northeastern Austintown until crossing into Youngstown at milepost 2. The Interstate continues through residential areas until meeting the southern edge of Downtown Youngstown. Once leaving downtown, the roadway turns south, bound for I-76. I-680 passes through residential Boardman Township and finally Beaver Township in southern Mahoning County. Once passing the SR 164 interchange, the Interstate reaches its southern terminus at the Ohio Turnpike, allowing travel to the east on the turnpike (I-76) only.

History

Exit list

The entire route is in Mahoning County.

Locationmi[2]kmExitDestinationsNotes
Beaver Township16.4326.44

 I-76 Toll / Ohio Turnpike east – Pittsburgh		Southern terminus; I-76 exit 234
16.0525.8316 SR 164 – ColumbianaInterchange opened November 27, 2019;[3] last free exit southbound
Boardman Township14.3723.1314 SR 164 / Western Reserve Road
Boardman11.8119.0111 US 224 – Canfield, PolandSigned as exits 11A (west) and 11B (east) southbound
Boardman–Youngstown line9.2314.859 SR 170 – StruthersSigned as exits 9A (west) and 9B (east) southbound
Youngstown8.1813.168Shirley Road / Indianola Avenue
Powersdale AvenueNorthbound entrance only
7.0511.357

 South Avenue to US 62 / SR 7 – Downtown
6.2810.116B

 US 62 east / SR 7 north (Madison Avenue Expressway) / Market Street – Hubbard, Downtown		Signed as exit 6 northbound
6.039.706A



 Market Street to US 62 west / SR 7 south		Southbound exit and northbound entrance
5.088.185Glenwood Avenue / Mahoning Avenue
4.407.084BSalt Springs RoadNorthbound exit and southbound entrance
4.296.904A
 SR 193 to US 422 – New Castle
3.746.023BConnecticut Avenue / Belle Vista AvenueSigned as exit 3C northbound
3.024.863A


 SR 711 north to I-80 east / M.L. King Boulevard (US 422) – Girard, New York
Youngstown–Austintown line2.063.322Meridian Road
Austintown Township0.070.111

 SR 11 south / I-80 Alt. – Canfield		Northbound left exit and southbound entrance
0.000.00
 I-80 west – Cleveland		Northern terminus; I-80 exit 224B
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

References
  1. "Table 2: Auxiliary Routes of the Dwight D. Eisenhower National System Of Interstate and Defense Highways". FHWA Route Log and Finder List. Federal Highway Administration. December 31, 2021. Retrieved July 13, 2022.
  2. Office of Technical Services (2007). "Straight Line Diagrams". Ohio Department of Transportation. Archived from the original on March 7, 2008. Retrieved July 7, 2008.
  3. Fox, Ashley (November 29, 2019). "Beaver Twp. Interchange Opens to I-680". The Vindicator. Youngstown, Ohio. Retrieved March 17, 2020.
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