1966 Senatorial General Election Data Graphs - Massachusetts
by CountyData for this Contest was Contributed by on 2012-08-03
| Barnstable | Peabody | 20.9% | |
| Brooke | 78.7% | |
| Other | 0.4% | |
| Berkshire | Peabody | 37.3% | |
| Brooke | 62.1% | |
| Other | 0.7% | |
| Bristol | Peabody | 41.3% | |
| Brooke | 58.1% | |
| Other | 0.6% | |
| Dukes | Peabody | 21.2% | |
| Brooke | 78.4% | |
| Other | 0.5% | |
| Essex | Peabody | 34.6% | |
| Brooke | 64.8% | |
| Other | 0.6% | |
| Franklin | Peabody | 25.6% | |
| Brooke | 73.9% | |
| Other | 0.5% | |
| Hampden | Peabody | 42.6% | |
| Brooke | 56.6% | |
| Other | 0.9% | |
| Hampshire | Peabody | 34.4% | |
| Brooke | 65.1% | |
| Other | 0.5% | |
| Middlesex | Peabody | 38.2% | |
| Brooke | 61.2% | |
| Other | 0.6% | |
| Nantucket | Peabody | 24.1% | |
| Brooke | 75.1% | |
| Other | 0.8% | |
| Norfolk | Peabody | 35.9% | |
| Brooke | 63.6% | |
| Other | 0.4% | |
| Plymouth | Peabody | 31.3% | |
| Brooke | 68.3% | |
| Other | 0.4% | |
| Suffolk | Peabody | 55.1% | |
| Brooke | 43.9% | |
| Other | 1.0% | |
| Worcester | Peabody | 34.9% | |
| Brooke | 64.7% | |
| Other | 0.4% | |