(Excluding the McMillan Sand Filtration site -- and the Joe Mamo lot at North Capitol & Florida Avenue NW)
Yes, there are.
There are two adjacent narrow lots near the northeast corner of 1st and U Street NW. The two lots are currently fenced in.
outside of the @McmillanParkDC & Joe Mamo sites, these two adjacent lots near 1st & U St NW are #BloomingdaleDC's only undeveloped lots pic.twitter.com/YCw8fCYKd6— Scott Roberts (@ScottRobertsDC) June 29, 2017
And see this reply tweet:
Not for long... lots sold, developers starting in the fall... allegedly.— Kevin Caldwell (@kevin_caldwell1) June 29, 2017