From South - North on Route 1 to Route 543. Left on 543 five miles, right on Route 440 two miles to Scarboro Road. Right on Scarboro Road and left into HWDC entrance.
From East - Route 22 West to Route 136. Right on Route 136 to Route 440. Left on Route 440 to Scarboro Road. Left on Scarboro Road and left into HWDC entrance.
From West - Route 165 to Route 543 to Route 440. Route 440 to Scarboro Road. Left into HWDC entrance.
From North - Route 1 South to Route 136. Right on Route 136 to Route 440. Left on Route 440 to Scarboro Road. Left on Scarboro Road to HWDC.