Nysmith sends more students to TJ every year. It’s very good. Potomac is also a good school. Some Longfellow students turn down TJ to attend Potomac. Flint Hill is also good.
—————————
Nysmith School
Head of School: Kenneth Nysmith – blog@nysmith.com
Religious affiliation: None
Basic Background: Established in 1983
Accredited by
NIPSA (National Association of Independent Schools)
SACS(Southern Association of Colleges and Schools)
CASI [...]

Top 100 N.Va. Elementary School Scores on Standards of Learning This chart ranks the top Virginia elementary schools in the Washington, D.C., area. Ranked schools had complete data for the number of students rating “advanced” on state tests of reading and math.
Rank Elementary School Advanced in 2003 Advanced in 2008
1. McKinley Elementary 49% 79%
2. [...]