Keep your location history private in Maps
The Maps app 
uses information about your recent searches and locations to provide you with personalized services. You can keep your Maps information private by turning off certain features, removing specific locations, and clearing your searches and location history.
Note: Your significant locations and visited places are end-to-end encrypted and can’t be read by Apple. See the Apple Maps and Privacy website.
Find out how: To view a task below, select the plus button 
next to its title.
Turn Visited Places off
When you open the Maps app, you may be asked to turn on Visited Places. The Visited Places feature helps you keep track of places you’ve been, so you can easily revisit or share them later. You can turn off the feature at anytime in the Settings app 
.
IMPORTANT: Visited Places appear on all devices where you are signed in to the same Apple Account.
Go to the Settings app
on your iPhone.Tap Apps, then tap Maps.
Tap Location, then turn off Visited Places.
Remove a visited place
You can delete a specific place from your visited places list.
Go to the Maps app
on your iPhone.Tap Places, then tap Visited Places.
Next to a place, tap
(on the right side of the place card), then tap Remove.
Clear your visited places history
You can permanently remove your history of visited places from the Maps app. Any future visited places will still appear in your history.
Go to the Maps app
on your iPhone.Tap Places, then tap Visited Places.
Scroll to the bottom, then tap Clear History.
Change how long Maps keeps your visited places
When you turn on Visited Places in Maps, you choose how long places are kept—3 months, 1 year, or Forever. You can change the duration at any time.
Go to the Maps app
on your iPhone.Tap Places, then tap Visited Places.
Scroll to the bottom, tap Keep Visits, then choose a duration.
Clear your location history in Maps on iPhone
The Maps app uses information about your significant locations from Location Services to provide you with personalized services in Maps. You can delete your significant locations at any time.
Go to the Settings app
on your iPhone.Tap Privacy & Security, then tap Location Services.
Tap System Services, then tap Significant Locations & Routes.
Tap Clear History.
This action clears all your significant locations everywhere you’re signed in to the same Apple Account.
Clear recent searches in Maps on iPhone or iPad
Go to the Maps app
, then scroll down to Recents.Do one of the following:
Delete a single item: Tap
, then tap Clear.Delete all recent: Tap Recents, then tap Clear.
Clear recent searches in Maps on Mac
Go to the Maps app
, then scroll to Recents in the sidebar.Below Recents, click Clear Recents.