What this tracks
This dataset records the exact locations and details of mile markers and road signs installed along Tennessee’s interstates, state routes, and other major highways.
Why it matters to you
If you’re planning a road trip or need to report a highway incident in Tennessee, this data tells you exactly where mile markers are located so you can give precise directions to emergency responders or roadside assistance. Business owners who provide services along major routes can use this information to better describe their location relative to specific mile markers when giving directions to customers.
How to read this data
ROUTE — the highway number where the marker is located, like “05694” for a specific state route. LOG_MILE — the precise milepost location along that route, such as 0.28 miles from the route’s starting point. FEAT_DESC — describes what type of marker or sign it is, with examples like “Marker, Tennessee Scenic Parkway (Lower Case Text / Bird)”. LOC_DESC — tells you which side of the road the sign is on, such as “Right” for the right side of travel.
Try it yourself
Use the latitude and longitude coordinates to find mile markers near your regular driving routes in Tennessee. If you frequently travel a specific interstate or state route, search for your route number in the ROUTE field to see all the mile markers along that highway and plan better reference points for your trips.