Washington, D.C. covers an area of about 68 square miles, but if you're asking about the distance across the city, it spans approximately 10 miles from the north to the south and about 8 miles from the east to the west at its widest points. The National Mall, a prominent feature of the city, stretches about 2 miles from the Capitol to the Lincoln Memorial.
10 square miles
The Columbia River is over 1200 miles long. Portland to DC is about 2800 miles.
250 miles
It's a distance of 98.6 miles.
555
air miles from Chicago Washington DC
DC to Newark is 95 miles. About the same to Dover.
about 230 miles
There are about 145.034 miles between Washington DC and Virginia.
air miles from Chicago Washington dc
1679 miles
1400 miles