| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|
| 1978 |
|
MA |
D |
State House |
21st Middlesex District |
General |
1 |
9,175 |
61.8% |
|
| 1980 |
|
MA |
D |
State House |
21st Middlesex District |
General |
1 |
11,919 |
66.1% |
|
| 1982 |
|
MA |
D |
State House |
21st Middlesex District |
General |
1 |
12,189 |
100.0% |
|
| 1984 |
|
MA |
D |
U.S. House |
District 07 |
Primary |
4 |
2,396 |
2.3% |
|
| 1986 |
|
MA |
D |
State Senate |
Middlesex and Suffolk District |
General |
1 |
24,200 |
56.0% |
|
| 1988 |
|
MA |
D |
State Senate |
Middlesex and Suffolk District |
General |
1 |
38,048 |
66.1% |
|
| 1990 |
|
MA |
D |
State Senate |
Middlesex and Suffolk District |
General |
1 |
29,009 |
57.3% |
|
| 1992 |
|
MA |
D |
State Senate |
Middlesex and Suffolk District |
General |
1 |
44,853 |
99.5% |
|
| 1994 |
|
MA |
D |
Governor |
|
Primary |
3 |
111,199 |
24.8% |
|
| 2012 |
|
MA |
D |
State Senate |
Third Middlesex District |
Primary |
1 |
5,199 |
35.4% |
| 2012 |
|
MA |
D |
State Senate |
Third Middlesex District |
General |
1 |
49,213 |
60.5% |
|
| 2014 |
|
MA |
D |
State Senate |
Third Middlesex District |
General |
1 |
34,750 |
59.2% |
|
| 2016 |
|
MA |
D |
State Senate |
Third Middlesex District |
General |
1 |
64,554 |
98.7% |
|
| 2018 |
|
MA |
D |
State Senate |
Third Middlesex District |
General |
1 |
59,499 |
100.0% |
|
| 2020 |
|
MA |
D |
State Senate |
Third Middlesex District |
General |
1 |
74,850 |
100.0% |
|
| 2022 |
|
MA |
D |
State Senate |
Third Middlesex District |
General |
1 |
50,728 |
98.7% |
|
| 2024 |
|
MA |
D |
State Senate |
Third Middlesex District |
General |
1 |
65,186 |
99.2% |