In Pennsylvania, the GOP has lost 31,224 voters (about one-tenth of 1 percent) since 2016. Still, that’s a far lower rate of attrition than Democrats, who have lost 103,862 registered voters (a 2.5 percent drop) over that same span.Democrats do retain a massive voter registration edge. As of July 1*, there are 4,045,540 Democrats, far more than the 3,245,181 Republicans and 791,011 Independents.
In Northampton County, there are currently 94,569 Democrats compared to 72,883 Republicans and 25,852 Independents. Since the beginning of the year, 180 Democrats and 145 Republicans have defected.
In Lehigh County, there re currently 110,211 Democrats compared to 78,066 Republicans and 31,470 Independents Since the beginning of the year, 270 Democrats and 144 Republicans have left the party.
* Voter Registration Statistics Archives