Middlesex County GIS Portal (Massachusetts)

Middlesex County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate Middlesex County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These Middlesex County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in Middlesex County, Massachusetts. These maps can also include place names, bodies of water, flood zones, property zones, and other geographic information. Some Assessors may keep historic GIS maps that include historic property tax assessments. These maps may be available on the Middlesex County Assessor Office website.

Ashland Assessor Ashland MA 101 Main Street, 1st Floor 01721 508-881-0100

Belmont Assessor Belmont MA 19 Moore Street 02478 617-489-8231

Berkley Town Assessor Ayer MA 1 Main Street 01432 978-772-8211

Carlisle Assessor Carlisle MA 66 Westford Street 01741 978-369-0392

Chelmsford Assessor Chelmsford MA 50 Billerica Rd, # 101 01824 978-250-5220

Chelmsford Town Assessor Chelmsford MA 190 Richardson Road 01863 978-251-5111

Dracut Assessor Dracut MA 62 Arlington Street, Ste 2 01826 978-453-2451

Dunstable Assessor Dunstable MA 511 Main Street 01827 978-649-3257

Everett Assessor Everett MA 484 Broadway, Rm 11 02149 617-394-2205

Groton Assessor Groton MA 173 Main Street 01450 978-448-1127

Holliston Assessor Holliston MA 703 Washington Street 01746 508-429-0604

Hopkinton Assessor Hopkinton MA 18 Main Street, Ste 1 01748 508-497-9720

Hudson Assessor Hudson MA 78 Main Street 01749 978-568-9620

Lincoln Assessor Lincoln MA 16 Lincoln Road 01773 781-259-2611

Littleton Assessor Littleton MA 37 Shattuck Street 01460 978-952-2313


Middlesex County Clerk Offices maintain public records for a county or local government, which includes GIS maps. These maps provide detailed information on the area, including Middlesex County property maps that show boundaries, public property, property divisions, and in some cases, population information in Middlesex County, Massachusetts. They may also include property value assessments and property tax rates. Middlesex County GIS maps can show place names, bodies of water, zoning information, flood zones, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations, and these maps are often available online through the Clerk Office website.

Acton Town Clerk Acton MA 472 Main Street 01720 978-264-9615

Ashby Town Clerk Ashby MA 895 Main Street, Ste 1 01431 978-386-2424

Ashland Town Clerk Ashland MA 101 Main Street 01721 508-881-0114

Bedford Town Clerk Bedford MA 10 Mudge Way, Ste 1 01730 781-275-0083

Belmont Town Clerk Belmont MA 455 Concord Avenue 02478 617-489-8201

Burlington Town Clerk Burlington MA 29 Center Street 01803 781-270-1660

Chelmsford Town Clerk Chelmsford MA 50 Billerica Road, # 1 01824 978-250-5205

Concord Parking Clerk Concord MA 22 Monument Square 01742 978-318-3050

Dunstable Town Clerk Dunstable MA 511 Main Street 01827 978-649-4514

Everett City Clerk Everett MA 484 Broadway, Rm 10 02149 617-394-2225

Groton Town Clerk Groton MA 173 Main Street 01450 978-448-1100

Holliston Town Clerk Holliston MA 703 Washington Street, Ste 2 01746 508-429-0601

Hopkinton Town Clerk Hopkinton MA 18 Main Street, Ste 1 01748 508-497-9710

Lincoln Town Clerk Lincoln MA 16 Lincoln Road 01773 781-259-2607

Middlesex County Town and City Halls provide municipal services for their town or city, including preserving vital records and maintaining records on their jurisdiction such as Middlesex County GIS maps. The GIS maps at a Middlesex County Town or City Hall can include property boundaries, public property, unclaimed parcels, and roads, as well as appraisal values for properties and property tax assessments in Middlesex County, Massachusetts. These GIS maps may also show population information, place names, zoning boundaries, bodies of water, flood zones, and other geographic information. Some Town and City Halls also have historical maps of their area. These maps are often available to the public on the Middlesex County Town and City Hall website.

Acton Town Hall Acton MA 486 Main Street 01720 978-635-0072

Arlington Town Hall Arlington MA 730 Massachusetts Avenue 02476 781-316-3255

Ashby Town Hall Ashby MA 895 Main Street, Ste 3 01431 978-386-2424

Bedford Town Hall Bedford MA 10 Mudge Way, Ste 1 01730 781-275-1111

Belmont Town Hall Belmont MA 455 Concord Avenue 02478 617-993-2600

Billerica Town Hall Billerica MA 365 Boston Road, Ste 207 01821 978-671-0942

Boxborough Town Hall Boxborough MA 29 Middle Road 01719 978-263-1116

Burlington Town Hall Burlington MA 29 Center Street 01803 781-270-1620

Cambridge City Hall Cambridge MA 344 Broadway 02139 617-349-4700

Carlisle Town Hall Carlisle MA 66 Westford Street 01741 978-369-6155

Chelmsford Town Hall Chelmsford MA 50 Billerica Road 01824 978-250-5288

Concord Town Hall Concord MA 22 Monument Square 01742 978-318-3050

Dracut Town Hall Dracut MA 62 Arlington Street, Ste 4 01826 978-453-0951

Dunstable Town Hall Dunstable MA 511 Main Street 01827 978-649-3257

Everett City Hall Everett MA 484 Broadway, Rm 10 02149 617-389-2100

Framingham Town Hall Framingham MA 475 Union Avenue 01702 508-532-5960

Groton Town Hall Groton MA 173 Main Street 01450 978-448-1120

Hopkinton Town Hall Hopkinton MA 18 Main Street 01748 508-497-9705

Hudson Town Hall Hudson MA 78 Main Street 01749 978-562-9963

Lexington Town Hall Lexington MA 1625 Massachusetts Avenue 02420 781-862-0500

Lincoln Town Hall Lincoln MA BEDFORD Rd 01773 781-259-8850