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Jeddah Tower Completion
Jeddah, Saudi Arabia
ESTIMATED64% CONFIDENCEin 1.7 yearsGiven as a target, not a fixed date, per en.wikipedia.org[1]: "…ed in January 2025, and the building is expected to be completed as early as 2028.[13] Site Jeddah T…"Construction resumed on the first building designed to pass 1,000 metres, intended to take the world's-tallest title from the Burj Khalifa. Estimated date.$1.2B0.65New Murabba's Riyadh District Completes With the Mukaab on Hold
DELAYED11 years late40% CONFIDENCEin 14.3 yearsThe January 2026 report says the district "is now slated to be completed by 2040", a year rather than a fixed day, so the pin sits at the end of that year.[1]The 14.1 sq km district launched in 2023 was built around the Mukaab, a 400 m by 400 m cube holding roughly 2 million sq m of floor space and a domed AI-powered display. In January 2026 all work on the cube beyond soil excavation and piling was suspended while its financing and feasibility were reassessed, though development of the surrounding real estate continues; Knight Frank has estimated the district's cost at about $50 billion.0.64Foundation Work Begins on the Commanders' New Stadium at RFK
CONFIRMED90% CONFIDENCE175 days agoThe article states "Work on foundational infrastructure began in April 2026, with groundbreaking scheduled for early 2027", giving the month but not the day.[1]Work started on the foundational infrastructure for a 65,000-seat domed stadium on the old RFK Stadium site in southeast Washington, with the full groundbreaking held back to early 2027 and opening expected in 2030. The Commanders are putting up $2.7 billion towards a project projected at $3.8 billion; the District is spending $500 million on infrastructure and will own the building.0.64Capital One Arena's Rebuild Finishes for the 2027-28 Season
Capital One Arena, 601 F Street NW, Washington, D.C. 20004, United StatesMonumental Sports & Entertainment
ESTIMATED50% CONFIDENCEin 1.0 yearsMonumental gives a season rather than a date, promising "completion ahead of the 2027-28 NBA and NHL seasons", which begin in October 2027.[1]Monumental Sports & Entertainment's rebuild of the Capitals' and Wizards' downtown arena reaches the end of six construction phases that began in December 2024 and were staged around live events, including a new 'Visibowl' seating bowl, new premium clubs and a new cardholder entrance opening in autumn 2027.$1B0.64Mass General's Ragon Building Opens Its First Tower to Patients
DELAYED12 months late40% CONFIDENCEin 1.3 yearsMass General Brigham's[1] own page still describes "initial first side of the building opening in 2027", a year earlier than current reporting.The first of two connected towers in Mass General's Cambridge Street expansion takes its first patients, bringing 450 beds and 12 levels of operating, procedural and interventional space for the Corrigan Minehan Heart Center and the Mass General Cancer Center. Turner topped out the steel in February 2025; the second tower is not due until 2030.0.63Burj Azizi Races for Second Tallest
ESTIMATED66% CONFIDENCEin 4.3 yearsTwo estimates disagree. Gulf News[3] (18 February 2025) reported the developer targeting 2028, while Wikipedia's[2] infobox estimates 2030 and records that as of May 2026 only the raft foundation and the nine-level basement car park were in progress, with about 750 workers on site daily. The later, better-evidenced 2030 estimate is followed and dated to the last day of that year.Azizi Developments is building the 725m Burj Azizi on Dubai's Sheikh Zayed Road, a tower meant to become the world's second-tallest building, though work was still on the raft foundation and basement car park in mid-2026.AED 6B0.62Makkah Royal Clock Tower Completes
Makkah Royal Clock Tower, Mecca, Saudi Arabia
CONFIRMED80% CONFIDENCE13.7 years agoHappened as dated, per the source[1]: the tower, "constructed at an estimated cost of USD $16BN," was completed in 2012.The $16BN Makkah Royal Clock Tower, holding the world's largest clock face and the highest occupied space on Earth at the time, was completed overlooking Islam's holiest site.$16B0.62Ground 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 2030.0.62Delhi Metro's Golden Line Opens Its First Section, Tughlakabad to Sangam Vihar
DELAYED2 years late61% CONFIDENCEin 99 daysConstruction World[2], 16 September 2026, narrows the year to a month: DMRC is "targeting December 2026 for the opening of the first operational section of the Golden Line between Tughlaqabad and Sangam Vihar. The 8.4-km stretch is planned as the initial section". December is the last month of the year the pin already sat on, so the day stands at 31 December 2026 - now as the end of a named month rather than a bare year. The full Aerocity-Tughlakabad corridor follows later.The first 8.4 km section of the Phase 4 Golden Line, from Tughlakabad to Sangam Vihar, is targeted to open in December 2026; the rest of the 29.785 km Delhi Aerocity-Tughlakabad corridor, 19 stations with 12 of them underground, follows in phases. By April 2026 civil work was 78 per cent done with five tunnel boring machines still at work, and trainsets had begun arriving at the modified Sarita Vihar depot.0.62Egypt's Iconic Tower Completed
New Administrative Capital, Egypt
CONFIRMED87% CONFIDENCE1.7 years agoHappened as dated, per the source[1]: the Iconic Tower's "official completion date was 2024".The 394-metre Iconic Tower in Egypt's New Administrative Capital was completed in 2024, becoming Africa's first supertall skyscraper and its tallest building.0.62Muraba Veil Skyscraper
ESTIMATED62% CONFIDENCEin 2.3 yearsA target, per the source[1]: the tower "is set for completion in December 2028", with no official opening date yet announced.Dubai developer Muraba and Pritzker Prize-winner RCR Arquitectes are building Muraba Veil, a 380m tower just 22.5m wide wrapped in a porous steel mesh, among the world's skinniest skyscrapers.0.62Jeddah Tower Nears Completion
SCHEDULED78% CONFIDENCEin 1.9 yearsGiven as scheduled, per the source[1]: "Jeddah Tower is on track to meet its planned completion date" of August 2028.Saudi Arabia's Jeddah Tower has passed its 100th floor and is on track to become the world's tallest building, edging past a kilometre in height once its spire is counted.0.62
