What county am I in?
County Map
More Information
About Waltham, Massachusetts
Waltham is a city in Middlesex County, Massachusetts, United States, and was an early center for the labor movement as well as a major contributor to the American Industrial Revolution. The original home of the Boston Manufacturing Company, the city was a prototype for 19th century industrial city planning, spawning what became known as the Waltham-Lowell system of labor and production. The city is now a center for research and higher education as home to Brandeis University and Bentley University. The population was 65,218 at the census in 2020. Waltham is part of the Greater Boston area and lies 9 miles (14 km) west of Downtown Boston.
What is my county?
Find what county you are in based on your current location, along with your full address and GPS coordinates (latitude and longitude). Need to know what county you are in? This site will tell you your county. See information about your current county and a map of counties in your state. The map shows a representation of the county you are in.
Here are a few reasons you might want to know your current county:
- Confirm your county while traveling
- Find your current legal jurisdiction or municipality
- Use as a real estate tool for agents or buyers
- You try asking Google or Alexa or Siri what your county is, but they do not have a GPS to help you
- You need to find your county clerk or county office website.
What county am I in right now?
To find your current county, you need to accept the browser request to access your device location or click "get location" above. If you do not want to share your GPS with this site you can instead search by entering your current address above.
What county am I in by zip code?
Your zipcode is a quick way to find your approximate location, and to search for what county you are in. Click "Change" above and enter your ZIP code to see what county a given zip code is in. Note that not all of a ZIP code is necessarily in only one county, so make sure to look at the county map for final reference. You can also drag the map marker to recalculate.
What county am I in by address
When you search for your address, this page will tell you where you are, first and foremost the current county you are in. When you search for an address, the GPS coordinates are found for that address (or zipcode, city, etc). We then lookup what county those GPS coordinates are located in to find the answer to where you are.
County Atlas
Find the county for your city for any location in the United States to help you find more about your municipal government.