A poster at Free Republic did the math, and, surprisingly, Republicans did win their fair share of close House races:
NY-01 Bishop (D) leads Altschuler (R) by 264.
IL-08 Walsh (R) defeats Bean (D) by 291.
NY-25 Buerkle (R) defeats Maffei (D) by 561.
KY-06 Chandler (D) defeats Barr (R) by 648.
TX-27 Farenthold (R) defeats Ortiz (D) by 797.
VA-11 Connolly (D) defeats Fimian (R) by 981.
WV-01 McKinley (R) defeats Oliverio (D) by 1,440.
NC-02 Ellmers (R) defeats Etheridge (D) by 1,489.
NV-03 Heck (R) defeats Titus (D) by 1,922.
NY-23 Owens (D) defeats Doheny (R) by 1,990.
IN-02 Donnelly (D) defeats Walorski (R) by 2,538.
CA-11 McNerney (D) leads Harmer (R) by 2,658.
PA-12 Critz (D) defeats Burns (R) by 2,886.
CA-20 Costa (D) defeats Vidak (R) by 3,050.
NH-02 Bass (R) defeats Kuster (D) by 3,550.
PA-03 Altmire (D) defeats Rothfus by 3,869.
AZ-08 Giffords (D) defeats Kelly (R) by 4,156.
IA-01 Braley (D) defeats Lange (R) by 4,209.
NY-13 Grimm (R) defeats McMahon (D) by 4,251.
MN-08 Cravaack (R) defeats Oberstar (D) by 4,399.
IL-10 Dold (R) defeats Deals (D) by 4,641.
M0-03 Carnahan (D) defeats Martin (R) by 4,641.
AL-02 Roby (R) defeats Bright (D) by 4,780.
GA-02 Bishop (D) defeats Keown (R) by 4,847.