When was the track built?

Chicagoland Speedway was built at the tail end of the big American speedway boom of the late 1990s, with construction beginning in 1999 and the gates opening in 2001. International Speedway Corporation planted it on a huge site in Joliet next to Route 66 Raceway, creating a full motorsport complex rather than a standalone oval dropped into a field. The design brief was clear from the start - build a fast, TV-friendly intermediate track close enough to Chicago to pull a major-market crowd, but wide and banked enough to create proper side-by-side racing. That worked. Chicagoland quickly became one of the better-liked 1.5-mile tracks on both the NASCAR and IndyCar calendars. After the 2019 season the place went quiet, which only made its 2026 NASCAR return feel bigger.

When was its first race?

The first race at Chicagoland Speedway was the NASCAR Busch Series event on July 14, 2001, won by Jimmie Johnson. The first NASCAR Cup race followed a day later on July 15, 2001, when Kevin Harvick won the inaugural Tropicana 400. IndyCar arrived later that summer, with Jaques Lazier taking the first open-wheel victory at the oval on September 2, 2001. That sequence matters because it tells you exactly what Chicagoland became - not a one-series venue, but a major modern American oval that could host stock cars, open-wheel machines and made-for-TV all-star racing.

What's the circuit like?

• Turn 1 comes at you fast: The frontstretch curves gently through the tri-oval, so restarts build speed before the field even reaches the first true corner. That makes the run into Turn 1 one of the most intense moments of any race here.
• Momentum is everything: Chicagoland is not about one giant braking zone. It is about building a run through the center of Turns 1-2 or 3-4, staying in the throttle as long as possible and using the draft to launch alongside on corner exit.
• Multiple lanes when the race comes to life: At its best, the groove migrates from the bottom toward the wall and the place produces the kind of crossovers and "slide job" moments fans remember for years. Kyle Busch and Kyle Larson's 2018 duel is the modern NASCAR reference point.
• Open-wheel history gives it another character: When IndyCars raced here the track became a drafting arena capable of absurdly close finishes, most famously Sam Hornish Jr. beating Al Unser Jr. by 0.0024 seconds in 2002.
• Heat, wind and balance: Illinois summer weather can change the feel of the place quickly. A hot, slick afternoon punishes the right-front tyre and rewards drivers who can keep the car stable on corner exit without giving away too much speed.
• Strategy is never far away: Long green-flag runs, fuel windows, pit-road timing and track position all matter here. At an intermediate oval, a fast car can still get trapped in dirty air, so calls on tyres and caution timing often shape the ending as much as outright pace.

Lap records and benchmarks

• IndyCar - official race lap (2.414 km / 1.500 mi): 24.4216 sec - Buddy Rice - Dallara IR-02 Infiniti - 2002.
• NASCAR Cup - qualifying record: 28.509 sec - Joey Logano - Ford - 2013.
• NASCAR O'Reilly Auto Parts Series - qualifying record: 28.9641 sec - Ryan Newman - Chevrolet - 2005.
• Historic benchmark: The 2002 IndyCar race remains the track's defining stopwatch-and-drama reference, not only for the speeds but for Hornish's 0.0024-second win over Al Unser Jr., still one of the closest finishes in major open-wheel history.
• Context: NASCAR speeds at Chicagoland shifted noticeably across different aero and horsepower eras, so comparing one season directly to another only makes sense if you remember how much the rules package changed.

On a track like this, the raw lap time only tells part of the story. The real art is how a driver creates a run, uses side-draft, protects the preferred lane and times a pass so the other car cannot cross back underneath.

Why go?

Because Chicagoland gives you the best version of the big American intermediate-oval weekend. The racing can be fast and wide open, the sightlines from high in the grandstand are strong, and the track is close enough to Chicago to turn a race trip into a full city weekend. That is a real selling point. You can spend the day watching stock cars run inches apart, then head back toward one of America's great food and music cities once the engines go quiet. For 2026 there is extra appeal too - the return itself. Fans are not just going back to a familiar speedway, they are getting a revival weekend with genuine "we have missed this place" energy behind it.

Where's the best place to watch?

• High in the main grandstand toward Turn 1: Probably the best all-round pick. You get starts, restarts, pit exit and the first major sorting-out point of every lap.
• High over the tri-oval and start-finish line: Great for feeling the speed build on restarts and for watching the draft form before the field dives into Turn 1.
• Main grandstand toward Turn 4: A superb late-race spot. You can watch drivers make the final commitment off Turn 4 and see whether a run is strong enough to become a winning move on the frontstretch.
• Near pit road on the frontstretch: Best for strategy fans. Stops, pit entry and exit, late cautions and crew work all become part of the show here.

Not just one series - headline events at Chicagoland Speedway

NASCAR's return weekend: Chicagoland's modern comeback is the NASCAR Cup Series, NASCAR O'Reilly Auto Parts Series and ARCA Menards Series holiday weekend on July 3-5, 2026, bringing national-series racing back to Joliet for the first time since 2019.

IndyCar history: From 2001 to 2010 the track was a regular IndyCar stop, with winners including Jaques Lazier, Sam Hornish Jr., Dan Wheldon, Dario Franchitti and Helio Castroneves. The 2002 finish alone guarantees the oval a place in American open-wheel lore.

NASCAR beyond Cup: The second-tier series has its own big history here, from Jimmie Johnson's lone Busch win in the inaugural race to Kevin Harvick, Kyle Busch, Joey Logano and Chase Elliott adding wins before or during bigger Cup careers.

Truck and IROC: The NASCAR Truck Series raced here from 2009 to 2019, while IROC visited in 2002 and 2003. That mix of stock cars, open-wheel machines and all-star fields is a big reason Chicagoland's history feels richer than a simple 1.5-mile oval summary suggests.