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Interstate 680
Interstate 680
Korean War Veterans Memorial Highway
	I-680 highlighted in red
Route information
	Auxiliary route of I-80
	Maintained by ODOT
Length	16.43 mi (26.44 km)
Existed	1964–present
NHS	Entire route
Major junctions
South end	; I-76 Toll / Ohio Turnpike in North Lima;
	US 224 in Boardman; US 62 / SR 7 in Youngstown; SR 711 in Youngstown;
North end	I-80 / SR 11 near Mineral Ridge
Location
Country	United States
State	Ohio
Counties	Mahoning
Highway system
	Interstate Highway System; Main; Auxiliary; Suffixed; Business; Future; Ohio State Highway System; Interstate; US; State; Scenic;

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.

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.

Location	mi^[2]	km	Exit	Destinations	Notes
Beaver Township	16.43	26.44		I-76 Toll / Ohio Turnpike east – Pittsburgh	Southern terminus; I-76 exit 234
Beaver Township	16.05	25.83	16	SR 164 – Columbiana	Interchange opened November 27, 2019;^[3] last free exit southbound
Boardman Township	14.37	23.13	14	SR 164 / Western Reserve Road
Boardman	11.81	19.01	11	US 224 – Canfield, Poland	Signed as exits 11A (west) and 11B (east) southbound
Boardman–Youngstown line	9.23	14.85	9	SR 170 – Struthers	Signed as exits 9A (west) and 9B (east) southbound
Youngstown	8.18	13.16	8	Shirley Road / Indianola Avenue
				Powersdale Avenue	Northbound entrance only
	7.05	11.35	7	South Avenue to US 62 / SR 7 – Downtown
	6.28	10.11	6B	US 62 east / SR 7 north (Madison Avenue Expressway) / Market Street – Hubbard, Downtown	Signed as exit 6 northbound
	6.03	9.70	6A	Market Street to US 62 west / SR 7 south	Southbound exit and northbound entrance
	5.08	8.18	5	Glenwood Avenue / Mahoning Avenue
	4.40	7.08	4B	Salt Springs Road	Northbound exit and southbound entrance
	4.29	6.90	4A	SR 193 to US 422 – New Castle
	3.74	6.02	3B	Connecticut Avenue / Belle Vista Avenue	Signed as exit 3C northbound
	3.02	4.86	3A	SR 711 north to I-80 east / M.L. King Boulevard (US 422) – Girard, New York
Youngstown–Austintown line	2.06	3.32	2	Meridian Road
Austintown Township	0.07	0.11	1	SR 11 south / I-80 Alt. – Canfield	Northbound left exit and southbound entrance
Austintown Township	0.00	0.00		I-80 west – Toledo	Northern terminus; I-80 exit 224B
1.000 mi = 1.609 km; 1.000 km = 0.621 mi Incomplete access Tolled