Washington Post-Schar School poll
Note: Northern Virginia includes D.C. suburbs of Fairfax County and closer to the city and exurbs such as Frederick, Rappahannock, Loudoun and Prince William counties. Results for percent who oppose, never ride Metro or have no opinion are not shown.
Source: May 9-14 Washington Post-Schar School poll among 574 Northern Virginians with an error margin of +/- 4.5 points, including 298 in the D.C. suburbs and 276 in the exurbs, both with error margins of +/- 6.5 points. Also March 16-19 Post-U-Md. poll of 317 Maryland D.C. metro region residents with an error margin of +/-6.5 points.