- Gwynn Oak, Maryland
Gwynn Oak is an unincorporated community in the northwestern part of Baltimore County,
Maryland ,United States . It is near the Baltimore city line.*Garrison Boulevard
*Forest Park Avenue
*Hillsdale Road
*North Rogers Avenue
*Gwynn Oaks Avenue (in city line)
*Flannery Lane to Gwynndale AvenueGwynn Oak (Baltimore County)
*Windsor Mill Road
*Kernan Drive
*Woodlawn Drive
*Gwynn Oak Avenue (In County line)
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