# Ohio State Route 56

State Route 56 (SR 56) is an east–west state highway in central Ohio. Its western terminus is at SR 29 near Mutual and its eastern terminus is at SR 682 in Athens.

## Route description

SR 56 travels in a generally northwest–southeast direction in an arc around the southwestern side of Columbus. As of 2012, no part of SR 56 is included within the National Highway System.

## History

The route of SR 56 between Mutual and Laurelville has been included within the state highway system since 1912. In 1923, the many numbered routes were unified as SR 56 running along the route, it continues to run today. By 1926, the route was extended east from its end in Laurelville to Athens running along the same route it has currently.

## Major junctions

| County | Location | mi | km | Destinations | Notes |
| Champaign | Union Township | 0.00 | 0.00 | SR 29 – Urbana, Mechanicsburg | |
| Champaign | Union Township | 2.14 | 3.44 | SR 4 | |
| Clark | No major junctions | No major junctions | No major junctions | No major junctions | No major junctions |
| Madison | Somerford Township | 11.47 | 18.46 | SR 187 north – Mechanicsburg | Southern terminus of SR 187 |
| Madison | Somerford Township | 12.39 | 19.94 | I-70 – Springfield, Columbus | Exit 72 (I-70) |
| Madison | Somerford Township | 13.20 | 21.24 | US 40 (National Road) – Springfield, Columbus | |
| Madison | London | 17.17 | 27.63 | US 42 / SR 38 north / SR 665 begins (High Street) / SR 142 east | Western end of SR 38 / SR 665 concurrency; western terminus of SR 142 |
| Madison | London | 17.48 | 28.13 | SR 38 south / SR 665 east (Center Street) | Eastern end of SR 38 / SR 665 concurrency |
| Madison | Pleasant Township | 29.48 | 47.44 | I-71 – Cincinnati, Columbus | Exit 84 (I-71) |
| Madison | Pleasant Township | 32.14 | 51.72 | SR 323 west | Eastern terminus of SR 323 |
| Madison | Mount Sterling | 32.92 | 52.98 | US 62 west / SR 3 south (Main Street) / SR 207 begins | Western end of SR 207 concurrency |
| Madison | Mount Sterling | 32.99 | 53.09 | US 62 east / SR 3 north (Columbus Street) / SR 207 south | Eastern end of SR 207 concurrency |
| Pickaway | Monroe Township | 38.65 | 62.20 | SR 316 east / CR 21 (Five Points Pike) – Darbyville | Western terminus of SR 316 |
| Pickaway | Jackson Township | 49.22 | 79.21 | SR 104 – Chillicothe, Columbus | |
| Pickaway | Wayne Township | 51.20 | 82.40 | US 22 west / CR 100 – Washington Court House | Western end of US 22 concurrency |
| Pickaway | Circleville | 52.37 | 84.28 | US 23 – Chillicothe, Columbus | Interchange |
| Pickaway | Circleville | 52.76 | 84.91 | SR 188 east (Court Street) | Western terminus of SR 188 |
| Pickaway | Circleville | 53.41 | 85.96 | US 22 east (Lancaster Pike) / Mingo Street | Eastern end of US 22 concurrency |
| Pickaway | Salt Creek Township | 60.28 | 97.01 | SR 159 – Kingston, Tarlton | |
| Pickaway | Salt Creek Township | 67.19 | 108.13 | SR 180 west – Adelphi | Western end of SR 180 concurrency |
| Hocking | Laurelville | 67.84 | 109.18 | SR 180 east (Main Street) / Water Street | Eastern end of SR 180 concurrency |
| Hocking | Benton Township | 77.23 | 124.29 | SR 664 north – Logan | Southern terminus of SR 664 |
| Hocking | Benton Township | 81.39 | 130.98 | SR 374 north | Southern terminus of SR 374 |
| Vinton | Swan Township | 85.95 | 138.32 | SR 93 – Logan, McArthur | |
| Vinton | Brown Township | 89.60 | 144.20 | SR 328 south – McArthur | Western end of SR 328 concurrency |
| Hocking | Starr Township | 92.15 | 148.30 | SR 328 north – Union Furnace, Logan | Eastern end of SR 328 concurrency |
| Hocking | Starr Township | 96.25 | 154.90 | SR 278 south – Lake Hope State Park, Zaleski | Western end of SR 278 concurrency |
| Hocking | Starr Township | 96.34 | 155.04 | SR 278 north – Nelsonville | Eastern end of SR 278 concurrency |
| Vinton | No major junctions | No major junctions | No major junctions | No major junctions | No major junctions |
| Athens | Waterloo Township | 100.61 | 161.92 | SR 356 south – Mineral, Albany | Northern terminus of SR 356 |
| Athens | Waterloo Township | 101.79 | 163.82 | SR 691 north – Nelsonville | Southern terminus of SR 691 |
| Athens | Athens | 108.80 | 175.10 | SR 682 (South Plains Street) / West Union Street – The Plains, Chauncey | |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi Concurrency terminus ||||||