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Korea Football Park Opens in Cheonan
CONFIRMED87% CONFIDENCE169 days agoHappened as dated, per the source[1]: "The Korea Football Association (KFA) held an official opening ceremony at 2 p.m. on the 7th at Korea Football Park in Cheonan."The Korea Football Association's national training campus, designed by UNStudio around a 'total football' philosophy, officially opened.$290M0.68SoFi Stadium Opens in Inglewood With a Ribbon-Cutting
SoFi Stadium, 1001 Champion Drive, Inglewood, California, United States
CONFIRMED82% CONFIDENCE6.0 years agoHappened as dated, per the source[1]: "An official ribbon-cutting ceremony was hosted on September 8".The most expensive stadium ever built opened as the new home of the LA Rams and Chargers, with its first NFL game days later.$5.1B0.67Cosm's LED Dome Opens as Centennial Yards' First Venue
CONFIRMED90% CONFIDENCE105 days agoCosm's[1] own construction update announced that the Atlanta venue "will debut for the public on June 10", and Atlanta News First reported from the opening that day.Cosm opened a 70,000-square-foot, three-level venue built around an 87-foot 12K LED dome in Atlanta's Gulch, showing Game 4 of the NBA Finals on its first night. It is the first attraction finished inside Centennial Yards, the $5 billion, 50-acre redevelopment of the rail gulch between State Farm Arena and Mercedes-Benz Stadium.0.65White Stadium Reopens in Franklin Park After Its Rebuild
DELAYED2 years late48% CONFIDENCEin 1.2 yearsTwo sources give a season rather than a month: the city’s construction-updates page says a "Summer 2027 opening", while the Boston[2] Globe of 27 August 2026 says "the stadium will now open in the fall of 2027" and that Boston Legacy FC will not play there until the start of the 2028 season. The later reporting is followed, and a season sits at its last day.The city-owned stadium in Franklin Park reopens after a rebuild that grew from a $30 million repair into a $325 million project, $135 million of it public money from the City of Boston and $190 million from the owners of Boston Legacy FC. The NWSL club will not play its first match there until 2028; Boston Public Schools athletics get the ground back first.$325M0.64Xi'an International Football Center Hosts Its First Match
Xi'an International Football Center, Fengdong New District, Xi'an, Shaanxi, ChinaZaha Hadid Architects
CONFIRMED86% CONFIDENCE1.1 years agoHappened as dated, per the source[1]: "On 3 September 2025, the Xi'an International Football Center held its first official match."Zaha Hadid Architects' 60,000-seat Xi'an International Football Center hosted its first official match, years after construction began in a city better known for ancient dynasties than football.0.64New Highmark Stadium Opens for the Buffalo Bills
CONFIRMED85% CONFIDENCE39 days agoHappened as dated, per the source[1]: "The Bills open the team's new stadium on Aug. 15."The Buffalo Bills' roughly $2.1 billion open-air replacement for Highmark Stadium hosted its first game across the road from the team's old venue in Orchard Park, New York.$2.1B0.64Memorial Stadium Reopens at Seattle Center
ESTIMATED50% CONFIDENCEin 343 daysSeattle Center's[1] project page gives "completion planned for Fall 2027", a season rather than a day.Seattle Public Schools, the City of Seattle and the Kraken-backed One Roof Partnership are replacing the 1947 stadium with a rebuilt open-air venue for school sport, concerts and community events, keeping and reframing the Memorial Wall that honours 762 local students and alumni killed in the Second World War. It is funded with $110 million of public money plus roughly $30 million raised privately.0.64New Nissan Stadium Set to Open for the Titans
New Nissan Stadium, East Nashville, Nashville, Davidson County, Tennessee, United StatesTennessee Titans
SCHEDULED79% CONFIDENCEin 158 daysGiven as scheduled, per the source[1]: "The project remains on schedule, and the stadium's completion date is set for February 2027."A new $2.1 billion enclosed Nissan Stadium is scheduled to hand over to the Tennessee Titans in February 2027, funded largely by public money in a bid to eventually host a Super Bowl.$2.2B0.64The 76ers and Flyers' New South Philadelphia Arena Opens
ESTIMATED50% CONFIDENCEin 4.3 yearsThe teams' own announcement gives a year rather than a day: the arena is "Scheduled to open in 2030" on "the historic Spectrum grounds in South Philadelphia", so it sits at the end of that year.[1]A privately funded arena on the old Spectrum grounds in the South Philadelphia Sports Complex, shared by the 76ers, the Flyers and the city's incoming WNBA team, replacing Xfinity Mobile Arena next door. Construction is expected to start in early 2027 and take about three years.0.63Broncos Target the 2031 Season to Open Their Burnham Yard Stadium
ESTIMATED50% CONFIDENCEin 4.9 yearsThe team's own stadium FAQ says "the targeted completion for a new stadium would be the 2031 NFL season aligned with the expiration of the Broncos' current lease at Empower Field at Mile High," naming a season rather than a date.[1]Burnham Yard, a former rail yard less than a mile southeast of Empower Field at Mile High, is the Broncos' preferred site for a privately funded retractable-roof stadium anchoring a mixed-use district of parks, housing, shops and restaurants. The Walton-Penner ownership group is paying for the stadium itself, with Denver and Colorado covering surrounding public improvements.0.63Ground Broken on the Yongsan International Business District
CONFIRMED90% CONFIDENCE300 days agoThe report is headlined "Work on long-delayed Yongsan International Business District to begin on Nov. 27", and the groundbreaking was held on that day in 2025.[1]Work started on the 456,100 sq m site of the former Yongsan train depot in central Seoul, to be built out as a cluster of skyscrapers including towers of more than 100 storeys on land held 7 to 3 by Korail and the Seoul Housing and Urban Development Corporation. Foundational roads, parks and parking are due by 2028, with the first move-ins from 2030.0.63Zaha Hadid's Dongdaemun Design Plaza Opens in Seoul
CONFIRMED83% CONFIDENCE12.5 years agoHappened as dated, per the source[1]: "it was officially inaugurated on 21 March 2014."Zaha Hadid Architects' fluid, BIM-engineered Dongdaemun Design Plaza opened to the public in Seoul, South Korea, transforming a former stadium site into a landmark arts and design hub.0.62
