For DC, I have seen 53 show in the state of . Below is a little more detail about each of those concerts.

 

George Porter Jr. Trio 2019-10-18
  Gypsy Sally's - Washington
Gov't Mule 2017-05-20
  Warner Theatre - Washington
Karl Denson's Tiny Universe 2017-05-19
  9:30 Club - Washington
Widespread Panic 2016-09-07
  Warner Theatre - Washington
moe. 2015-09-26
  9:30 Club - Washington
moe. 2015-09-25
  9:30 Club - Washington
Medeski, Scofield, Martin & Wood 2014-12-04
  9:30 Club - Washington
Airborne Toxic Event, The 2011-11-22
  9:30 Club - Washington
moe. 2011-11-12
  9:30 Club - Washington
Medeski, Martin, & Wood 2011-10-27
  9:30 Club - Washington
Medeski, Martin, & Wood 2010-11-12
  9:30 Club - Washington
Moody Blues 2010-03-26
  D.A.R. Constitution Hall - Washington
Galactic 2007-11-14
  9:30 Club - Washington
Larry Brown Quintet 2007-08-17
  Natural History Museum Jazz Café - Washington
Soulive 2006-12-30
  9:30 Club - Washington
GreyBoy Allstars 2006-04-07
  9:30 Club - Washington
Dark Star Orchestra 2005-12-03
  9:30 Club - Washington
Medeski, Martin, & Wood 2005-11-11
  9:30 Club - Washington
Soulive 2005-11-05
  9:30 Club - Washington
Medeski, Martin, & Wood 2004-11-27
  9:30 Club - Washington
Soulive 2004-05-21
  9:30 Club - Washington
Medeski, Martin, & Wood 2003-11-29
  9:30 Club - Washington
Dark Star Orchestra 2003-11-21
  9:30 Club - Washington
Keller Williams 2003-11-08
  9:30 Club - Washington
Soulive 2003-05-09
  9:30 Club - Washington
Other Ones, The 2002-11-15
  Verizon Center - Washington
Medeski, Martin, & Wood 2002-10-27
  9:30 Club - Washington
Soulive 2002-10-26
  9:30 Club - Washington
Static-X 2002-02-24
  Nation - Washington
Dark Star Orchestra 2001-12-13
  Nation - Washington
Soulive 2001-12-01
  9:30 Club - Washington
Lake Trout 2001-11-24
  Nation - Washington
Oysterhead 2001-11-16
  D.A.R. Constitution Hall - Washington
String Cheese Incident 2001-11-02
  D.A.R. Constitution Hall - Washington
Piestasters, The 2001-08-18
  9:30 Club - Washington
Reel Big Fish 2001-07-12
  9:30 Club - Washington
Piestasters, The 2001-05-09
  Black Cat - Washington
Blues Traveler 2001-05-01
  9:30 Club - Washington
Leftover Salmon 2001-04-12
  9:30 Club - Washington
Blues Traveler 2000-11-07
  9:30 Club - Washington
String Cheese Incident 2000-04-25
  9:30 Club - Washington
Phish 1999-12-15
  Verizon Center - Washington
Save Ferris 1999-11-06
  9:30 Club - Washington
String Cheese Incident 1999-10-23
  9:30 Club - Washington
TR3 1999-10-22
  Black Cat - Washington
Lake Trout 1999-10-09
  12th St Stage - Washington
HFStival 1999-09-25
  RFK Stadium - Washington
Soul Coughing 1999-08-12
  9:30 Club - Washington
Jazz is Dead 1999-08-08
  9:30 Club - Washington
Warp Tour 1999-07-27
  RFK Stadium - Washington
HFStival 1998-05-16
  RFK Stadium - Washington
Toasters, The 1998-01-24
  9:30 Club - Washington
HFStival 1997-05-31
  RFK Stadium - Washington