All data

February 2025

View data on member enrollment, application activity, Customer Service Center statistics, and more.

Find data on Title V Maternal and Child Health Performance Measures in Massachusetts.

Data feeds and files to develop applications for the MBTA and other transit services.

Explore public transit datasets, such as ridership data, service coverage, financials, and vehicle locations. This data is published by the Massachusetts Bay Transportation Authority.

Massachusetts Comprehensive Assessment System (MCAS) test results and supporting documents from the last six years. This data is hosted on a website operated by the Department of Elementary and Secondary Education (DESE).

See below for information about Mental Health Recovery Measure (MHRM) & One Care Quality of Life (QoL) Survey Reports

See data about how many miles of road are in each Massachusetts municipality, including what the types of road (e.g. highways, roads through state parks, etc.) Data spans 2004 through present day. This data is hosted on a website managed by the Division of Local Services.

The following reports were prepared in compliance with the provisions of Section 15 of Chapter 239 of the General Laws Permanent Rental Protections.

Monthly tick reports show seasonal trends in reported tick bites and tick-borne disease diagnoses in Massachusetts residents.