Chicago Marathon · 2026 course guide

Chicago Marathon course map and elevation.

A loop from Grant Park: level start to finish, 168 feet of climbing, and one hill, at mile 26. Here is the course map, the elevation mile by mile, and how I’d run each stretch.

Net+8 ft601 ft at the start, 609 at the finish
Climbing168 ft159 ft of descent
Climbs over 40 ft0none
Low to high49 ftlowest 584 ft, highest 633 ft

168 feet of climbing is the least of the 18 courses I cover. See all 18, flattest to hilliest.

Chicago Marathon course map

Chicago Marathon course map: a loop from Grant Park, with every mile numbered
The course line, north up, with every mile numbered. No climb on this course reaches 40 feet.

Chicago Marathon elevation profile

Chicago Marathon course elevation profile: 168 feet of climbing, level start to finish
Elevation in feet along the course. Climbs of 40 feet or more: none.
"I'd been on the same 4:10 marathon plateau for three years. The plan stopped treating every Tuesday like an interval day, started giving me real recovery, and I ran 3:48 in Chicago."
Marcus W.Marathon · 4:10 → 3:48

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The weather on this course

This year’s race day: 60°F with a 53°F dew point at the 7:35am start, a combined score of 113. Every race morning since 2000, the forecast six days out and your goal pace adjusted for it are on the Chicago Marathon weather page. For any other forecast, my heat pace calculator does the same math.

How I’d run it, stretch by stretch

Miles 1 to 3: the Loop and the river

Over these 2.9 miles the course climbs 57 feet and drops 56, about level overall.

Chicago starts in the canyon of the Loop, where tall buildings scramble GPS, so the pace on your watch for the first three miles is mostly fiction. Run by feel and check your splits at the mile markers instead. The steel-grate bridges over the river are carpeted for the day; shorten up on them. The crowds are deep from the first block, which makes this the easiest place on the course to go out too fast.

Miles 3 to 11: north to Lincoln Park and Lakeview

Over these 8.4 miles the course climbs 42 feet and drops 47, about level overall.

The run north on LaSalle Drive and through Lincoln Park is the flattest, easiest stretch of a flat course, and Lakeview brings some of the loudest crowds of the day. This is where you settle into goal pace and stop thinking about it. Take your first gel around mile 5 or 6, then keep to the schedule.

Miles 12 to 14: Old Town, River North and halfway

Over these 2.4 miles the course climbs 17 feet and drops 20, about level overall.

Wells Street brings you back south through Old Town and River North and across the river again, with halfway on Wacker Drive. Check in here: if goal pace still feels controlled at halfway, you’re on track. If it already feels like work, ease off now, because Chicago’s second half is where a fast first half gets paid for.

Miles 14 to 17: the West Loop and Greektown

Over these 4 miles the course climbs 6 feet and drops 6, about level overall.

The run out Adams Street to the West Side and back on Jackson Boulevard is the quietest part of the course, wide and exposed, with the crowds thinning past the West Loop. If there’s wind, this is where you’ll feel it most. Tuck in behind a group and let them take it. Greektown on Halsted brings the noise back.

Miles 18 to 21: Little Italy, Pilsen and Chinatown

Over these 3.7 miles the course climbs 16 feet and drops 18, about level overall.

Taylor Street, then Pilsen on 18th Street, one of the loudest stretches on the course, then Chinatown around mile 21. This is where the marathon starts to hurt. Keep fueling on schedule and run it one neighborhood at a time.

Miles 22 to 25: Bronzeville and Michigan Avenue

Over these 4.5 miles the course climbs 11 feet and drops 8, about level overall.

The last long stretch runs down and back on Michigan Avenue through Bronzeville, flat, straight and exposed, with the skyline in front of you on the way home. It’s mentally the hardest part of Chicago, because downtown looks close long before it is. Lock onto the next landmark, not the skyline.

The last 0.3: Mount Roosevelt

Over these 0.3 miles the course climbs 18 feet and drops 4, 16 feet net up.

The only hill is the last one: Roosevelt Road climbs about 20 feet up and over the tracks a few hundred meters from the finish, then a left onto Columbus Drive. It’s short, but at mile 26 it feels like more. Shorten your stride, drive your arms, and the finish is right there at the top.

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The course mile by mile

Chicago Marathon elevation by mile · feet
MileElevation at the markerClimbDropStreet
Mile 1594+37−43North Columbus Drive
Mile 2593+11−13Dearborn Street Bikeway
Mile 3597+9−7South LaSalle Street
Mile 4594+1−3North LaSalle Drive
Mile 5597+8−5North LaSalle Drive
Mile 6592+6−10North Stockton Drive
Mile 7588+4−9North Sheridan Road
Mile 8591+7−4North Recreation Drive
Mile 9591+3−2North Broadway
Mile 10602+11−0North Clark Street
Mile 11595+0−8North Sedgwick Street
Mile 12593+2−4North Wells Street
Mile 13596+9−5North Wells Street
Mile 14593+9−13West Adams Street
Mile 15594+2−1West Adams Street
Mile 16593+1−1South Damen Avenue
Mile 17593+1−1West Jackson Boulevard
Mile 18593+1−1South Halsted Street
Mile 19591+2−4South Loomis Street
Mile 20592+2−1West 18th Street
Mile 21586+3−9West Cermak Road
Mile 22592+12−5South Wentworth Avenue
Mile 23595+3−1South Michigan Avenue
Mile 24595+2−2South Indiana Avenue
Mile 25593+1−3South Michigan Avenue
Mile 26603+13−1South Michigan Avenue
To the finish609+7−4East Roosevelt Road

Want this course planned around you?

A course map tells you where the hills are. It doesn't know your training, how you handle a long climb, or what your legs look like at mile 20. I write every plan by hand and set race-day pacing with each athlete. It starts with a free 20-minute call.

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More course guides

Twin Cities MarathonSunday, October 4, 2026577 ftOf climbing13 ft net uphill, 2 climbs over 40 ft Columbus MarathonSunday, October 18, 2026481 ftOf climbing1 ft net downhill, 4 climbs over 40 ft Detroit MarathonSunday, October 18, 2026419 ftOf climbing4 ft net downhill, 2 climbs over 40 ft Marine Corps MarathonSunday, October 25, 2026723 ftOf climbing51 ft net uphill, 5 climbs over 40 ft NYC MarathonSunday, November 1, 2026878 ftOf climbing30 ft net downhill, 5 climbs over 40 ft Philadelphia MarathonSunday, November 22, 2026706 ftOf climbing10 ft net uphill, 4 climbs over 40 ft California International MarathonSunday, December 6, 2026530 ftOf climbing336 ft net downhill, 1 climb over 40 ft Honolulu MarathonSunday, December 13, 2026450 ftOf climbing2 ft net uphill, 3 climbs over 40 ft Houston MarathonSunday, January 17, 2027206 ftOf climbing1 ft net uphill, no climb over 40 ft LA MarathonSunday, March 7, 2027872 ftOf climbing232 ft net downhill, 7 climbs over 40 ft Boston MarathonMonday, April 19, 2027717 ftOf climbing449 ft net downhill, 4 climbs over 40 ft Eugene MarathonSunday, April 25, 2027511 ftOf climbing0 ft net uphill, 3 climbs over 40 ft Flying Pig MarathonSunday, May 2, 2027871 ftOf climbing27 ft net downhill, 6 climbs over 40 ft Pittsburgh MarathonSunday, May 2, 2027808 ftOf climbing3 ft net downhill, 6 climbs over 40 ft Rock 'n' Roll San Diego MarathonSunday, June 6, 2027742 ftOf climbing238 ft net downhill, 4 climbs over 40 ft Grandma's MarathonSaturday, June 19, 2027462 ftOf climbing116 ft net downhill, 1 climb over 40 ft San Francisco MarathonSunday, July 25, 20271,185 ftOf climbing0 ft net uphill, 10 climbs over 40 ft

Race-day weather and heat-adjusted pace: Twin Cities Marathon, Columbus Marathon, Detroit Marathon, Marine Corps Marathon, NYC Marathon, Philadelphia Marathon, California International Marathon, Honolulu Marathon, Houston Marathon, LA Marathon, Boston Marathon, Eugene Marathon, Flying Pig Marathon, Pittsburgh Marathon, Rock 'n' Roll San Diego Marathon, Grandma's Marathon, San Francisco Marathon. All race-day weather pages.

RunFitCoach is not affiliated with the Bank of America Chicago Marathon or its organizers. Course line, place names and water © OpenStreetMap contributors. Elevation from the USGS 3D Elevation Program (1 m bare earth), sampled every 50 m and smoothed over 250 m. Bare-earth elevation leaves bridges out, so bridge decks are rebuilt from their ends. Distances are scaled to the certified 42.195 km, so mile marks can sit a little off the course markers. The line is routed street by street through the 2026 course’s turns rather than surveyed, so here that can be up to a quarter mile.

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