Some places Google sources their information on speed limits include: This database information comes from a variety of locations. Google uses posted speed limits to calculate your travel time by accessing this data from their large database. How Does Google Maps Know the Speed Limit? Now that you know that Google uses speed limits and traffic patterns to calculate travel time accurately, you may be wondering how it is that the app knows the speed limits in the first place. Google calculates your initial travel time based on many factors, including: The most obvious way Google Maps uses speed limits is to accurately calculate an estimate of how long it will take you to get to your destination. How Does Google Maps Calculate Travel Time? Read on to learn how speed limits help Google Maps help you. Google uses local speed limits in a variety of different ways in its popular maps application. Google also uses the GPS on your smartphone to estimate what speed your vehicle is currently traveling at and correct the times accordingly. Google stores information about posted speed limits and uses it to estimate the total trip time and ETA. How does Google calculate the estimated time to get there? Is it based on the speed limit? But sometimes it feels like the time it says it will take to get there seems unreasonable. Many of us who drive, bike, or walk to a destination we’ve never been before will use the well-known map app, Google Maps.
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