| Election Name: | 2012 Pennsylvania House of Representatives election |
| Country: | Pennsylvania |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2010 Pennsylvania House of Representatives election |
| Previous Year: | 2010 |
| Next Election: | 2014 Pennsylvania House of Representatives election |
| Next Year: | 2014 |
| Seats For Election: | All 203 seats in the Pennsylvania House of Representatives |
| Majority Seats: | 102 |
| Election Date: | November 6, 2012 |
| Leader1: | Sam Smith |
| Party1: | Republican Party (United States) |
| Leader Since1: | January 4, 2011 |
| Leaders Seat1: | 66th |
| Last Election1: | 112 |
| Seats Before1: | 111 |
| Seats After1: | 111 |
| Leader2: | Frank Dermody |
| Leader Since2: | January 4, 2011 |
| Party2: | Democratic Party (United States) |
| Leaders Seat2: | 33rd |
| Last Election2: | 91 |
| Seats Before2: | 92 |
| Seats After2: | 92 |
| Map Size: | 450px |
| Speaker | |
| Before Election: | Sam Smith |
| Before Party: | Republican Party (United States) |
| After Election: | Sam Smith |
| After Party: | Republican Party (United States) |
The 2012 elections for the Pennsylvania House of Representatives were held on November 6, 2012, with all districts being contested.[1] The primary elections were held on April 24, 2012.[2] The term of office for those elected in 2012 began when the House of Representatives convened in January 2013. Pennsylvania State Representatives are elected for two-year terms, with all 203 seats up for election every two years.[3]
| Affiliation | Seats after 2010 election | Seats at end of Session | Seats after 2012 election | Membership change since last election | ||
|---|---|---|---|---|---|---|
| Democratic | 91 | 91 | 92 | +1 | ||
| Republican | 112 | 110 | 111 | -1 | ||
Source: Pennsylvania Department of State[1]