Greenmount Avenue
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Maryland Route 45 highlighted in red
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| Route information | ||||
| Maintained by MDSHA and Baltimore DOT | ||||
| Length: | 30.06 mi (48.38 km) | |||
| Existed: | 1957 – present | |||
| Tourist routes: |
 Horses and Hounds Scenic BywayMason and Dixon Scenic Byway
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| Major junctions | ||||
| South end: |
 US 1 in Baltimore
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 MD 439 in Maryland Line
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| North end: | SR 3001 at the Pennsylvania state line in Maryland Line | |||
| Location | ||||
| Counties: | City of Baltimore, Baltimore | |||
| Highway system | ||||
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→
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| Location: | Towson |
| Length: | 0.90 mi (1.4 km) |
MD 146 in Towson
I-695 in Towson
MD 131 in Lutherville
MD 145 in Cockeysville
MD 138 in Hereford
MD 137 in Hereford
I-83 in Parkton
...
Wikipedia