2004Final results
2004 election for Massachusetts Senate District D10
Massachusetts State Senate · Massachusetts
Robert A. Antonioni (D) won with 62.0% of the vote, defeating David Shnaider (R) by 27.1 points.
Robert A. AntonioniDemocrat · winner · incumbent
62.0%40,982
David ShnaiderRepublican
34.9%23,087
Richard R. ZitolaGreen
3.1%2,072
66,141 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2004
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET