But yes, your point adds a fun "asterisk" to the traditional list of twelve!
For that matter, John Smith turned his attention to the more established fishing trade and exploration of Maine after your magical singular date of 1607 which is related to a settlement that didn't remain permanently either.
Also not incidentally home to George Washington, Thomas Jefferson, George Mason, James Madison and others. By 1770 the population of Virginia was 447k (not even including Kentucky which was also claimed by Virginia). The next closest colony was Pennsylvania with 240k. Connecticut had a piddly 183k.
There's also the fact that Washington DC was built just between Virginia and Maryland. That was not an accident.
and Maryland not sparking until way afterwards? Where do you get that from? Baltimore was already a major harbor by the time of the revolution and the de-facto capital of the United States at the end of 1776. The Battle of Baltimore in 1814 inspired the national anthem.