About: MA-03
| Property | Value | Provenance |
| typeOf | CongressionalDistrict | census.gov |
| longitude | -71.572828 | geonames.usgs.gov |
| waterAreaSqrMtr | 76095039 | census.gov |
| url | https://www.census.gov/geo/maps-data/data/gazetteer2018.html | census.gov |
| latitude | 42.589515 | geonames.usgs.gov |
| landAreaSqrMtr | 1962308222 | census.gov |
| state | MA | census.gov |
| dcid | dc/scvl9p3 | datacommons.org |
