| 2007 Post Miles | Transportation | California Department of Transportation - District 5 | County of San Luis Obispo | | |  Zipped Shape File |
| 2007 State Highways | Transportation | California Department of Transportation - District 5 | County of San Luis Obispo | | |  Zipped Shape File |
| Census Tiger Highway Posts 1999 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |
| Census Tiger Highway Ramps 1999 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |
| Census Tiger Major Roads 2001 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |
| Census Tiger Roads 2001 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |
| Census Tiger Roads 2006 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |
| Countywide Street Centerlines 2010 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |
| Highway 101 Centerlines | Transportation | City of San Luis Obispo | City of San Luis Obispo | | |  Zipped Shape File |
| Railroad Tracks | Transportation | City of San Luis Obispo | City of San Luis Obispo | | |  Zipped Shape File |
| Ranch Roads | Transportation | Cal Poly Swanton Pacific Ranch | Cal Poly | | |  Zipped Shape File |
| SLO Airport Runways | Transportation | City of San Luis Obispo | City of San Luis Obispo | | |  Zipped Shape File |
| SLO County Railroads | Transportation | California Department of Transportation - District 5 | County of San Luis Obispo | | |  Zipped Shape File |
| Southern Pacific Railroad 2000 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |
| Streets | Transportation | City of San Luis Obispo | City of San Luis Obispo | | |  Zipped Shape File |
| Traffic Analysis Zones 2001 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |
| USGS Major Highways 2001 | Transportation | SLO County | County of San Luis Obispo | | |  Zipped Shape File |