Today thornburg, Fredericksburg VA is count around 20 homes for sale at current average listing price of $757,979. Nearby neighborhoods of thornburg are None Available, New Post On The Rappahannock, Lee's Hill, Lee's Hill Turnberry, Pelham's Crossing, Ruffin's Pond, Summit Crossing Estates, Turnberry East. Most of thornburg homes are 4 bedrooms with 3 bathrooms.