Virginia's 30th Senate district is one of 40 districts in the Senate of Virginia.

It has been represented by Democrat Danica Roem since 2024.

District 30 is located directly on the Potomac River, including most of Alexandria as well as smaller parts of Arlington County and Fairfax County such as Rose Hill, Huntington, Fort Hunt and Mount Vernon.

[4] The district lies directly across the river from Maryland and the District of Columbia.

[1] All election results below took place prior to 2011 redistricting, and thus were under different district lines.