Listed alphabetically. See the routes listed by distance.

Route Name (distance in miles is approx.) Map Surface Hills?
Arlington Triangle 17 all paved trails yes, on Custis trail
Battery Kemble Loops 10 paved trail and road except for BK dirt trail yes
Battery Kemble Loops (modified) 16 paved trail and road except for BK dirt trail yes
C&O Canal out/back PDF towpath is all dirt and small rocks none
Capital Crescent out/back Link all paved trail uphill away from DC
Capital Crescent to Battery Kemble 12.5 Paved, Dirt Trail Yes
Capital Crescent Detour 12 paved, dirt trails, city streets yes
Capital Crescent Rock Creek CCW 22.5 mostly paved trails, short hard-packed dirt trail yes, gradual
Capital Crescent Rock Creek CW 22.5 mostly paved trails, short hard-packed dirt trail yes, gradual
Cathedral+Clintons 13 JPG mostly paved trails, sidewalks; short dirt trail yes
Chain Bridge Loop 10 GIF half paved, half towpath yes
Cleveland Park+Cathedral+Clintons 15.5 JPG paved trail, city sidewalks, short dirt trail yes, very hilly route
Custis Trail to W&OD Trail out/back all paved trail yes, rolling
DC Sightseer Loop 13   paved trail, sidewalks Capitol Hill, otherwise no
Festivus Run 11 Link    
Fort Scott Hill Climb by Max 11 JPG paved trail, sidewalks, and road one big one!
Four Mile Run Park 11 GIF paved trail, sidewalks no
Glover Archbold 10 Glover is all trail, several street crossings rolling
Glover Archbold Pandas 13.5 Glover is all trail, then sidewalk and paved trail rolling, big downhill thru zoo
Glover Mass Ave Crescent 13.5 some trail, rest paved gradual
Glover to Rock Creek (Melvin Hazen Trail) 14.5 Glover is all trail, then sidewalk and paved trail rolling
Glover to Rock Creek (Soapstone Valley Trail) 15 Glover is all trail, then sidewalk and paved trail rolling
Glover to Rock Creek (Tilden) 14 Glover is all trail, then sidewalk and paved trail rolling
Glover/Potomac Ave/CapCrescent 11 paved, dirt trails, city streets yes, Mt Garfield
GWK Shady Route (do 2 loops) 17.5 JPG paved, dirt trails yes, on trails
Howard University ? city streets yes
Klingle Rd to Cortland 13 paved trail and city streets yes
Klingle Rd to Newark 14 paved trail and city streets yes
MacArthur route by Becky 13 paved trail, city streets yes
Marine Corps Marathon 2012 Mock Route 16.0 sidewalks, paved trails the last 0.2 miles...
Marine Corps Marathon Routes varies sidewalks, paved trails Capitol Hill, otherwise no
Marine Corps 2004 Sidewalks 16.5 sidewalks, paved trails some
Marymount Chain Bridge 14 paved trail, roads, and sidewalk until towpath yes, several big ones
Metropolitan Branch n/a dirt trail with paved portions when completed no
Mt Vernon Trail out/back all paved trail no
National Capitol 12 city streets, sidewalks, dirt/stones no the Mall no
Normanstone-Klingle Loop 13 GIF paved trail, dirt trail, city streets, sidewalks yes
Olympic Torch (Dec 2001) 12 paved trail, dirt trail yes
Pentagon Army Navy 12 JPG paved trail, sidewalks no
Piney Branch 13 GIF city streets and sidewalks, paved trail rolling
Pinniped (Zoo) Route 11 paved trail hill in the zoo
Potomac Heritage Trail 10 100% dirt trail but tough running in places yes
Potomac Overlook Marymount (4 loops for 16) 16 dirt trail loops, paved trail/streets getting there big hills
Potomac Overlook Park loops (4 loops for 13) 13 dirt trail loops, paved trail/streets getting there big hills on the road, rolling trails
RFK Loop by Jodi 12.5 paved trail and city streets no
Rock Creek Park out/back all paved trail rolling
Ross Drive 14 JPG paved trail and streets yes
Southeast DC 13 GIF all sidewalks and city streets until the Mall a couple bridges but no big hills
Upton Hill route by Max 12 paved trails and city streets yes
Vienna Metro Point to Point 14 GIF all paved trails yes
Water Route 12 GIF paved trails and city streets no
Yow-T 14 14 paved trails and city streets no

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