In the U.S. construction industry, megaprojects are classified as large-scale development projects that cost $1 billion or more.

This year’s megaprojects reflect rapid growth in the construction industry around the country. While all of these projects are currently in different stages of completion, each of them is shaping its city in a significant way. Check them out!

1. Salesforce Tower – San Francisco

Cost: $1.1 billion


• It officially opened in July 2018.

• At 61 stories and 1,070 feet tall, it’s now the tallest building in San Francisco and one of the tallest buildings in the U.S.

• It features an innovative water recycling system — the largest on-site system in a commercial high-rise building and the first of its kind in San Francisco. The Salesforce Tower is on track to be the highest-rated LEED v4 Platinum project in the U.S.

2. Capitol Crossing – Washington, D.C.

Cost: $1.3 billion


• A private project overseen by developer Property Group Partners, Capitol Crossing will eventually consist of five Platinum LEED-certified buildings connected by landscaped public areas.

• At completion, expected in 2022, the project will total 2.2 million square feet.

3. Comcast Technology Center – Philadelphia

Cost: $1.5 billion


• This $1.5 billion-dollar development will redefine the Philadelphia skyline, adding a 1,121-foot-tall Foster + Partners-designed tower in Center City.

• In addition to creating a new home for the lead tenant and telecom giant (as well as Comcast CEO Brian Roberts, who personally bought three condos on the 45th floor) the tower will include a Four Seasons on the upper levels — making it the highest hotel in the nation.

4. Encore Boston Harbor – Boston

Cost: $2.5 billion


• Initially planned to open in 2019, the casino resort property is the largest single private development in Massachusetts history.

• The development’s future is currently unclear amidst allegations of misconduct by Steve Wynn, the former CEO of Encore parent company Wynn Resorts.

5. One Vanderbilt – New York

Cost: $3.14 billion


• It’s due to become the second-tallest building in New York. Measuring 1,501 feet tall, it will overtake 432 Park Avenue but fall short of One World Trade Center (1,776 feet).

• The glass-sheathed tower will boast a million square feet of mixed-use space split between 58 floors.

• The groundbreaking ceremony took place in October 2016, and the project is due for completion in 2020.

6. Alaska Way Viaduct Replacement – Seattle

Cost: $3.2 billion


• The mining of this 1.7-mile tunnel and the upper roadway was completed in 2017, leaving construction work on the lower roadway to begin in 2018.

• The construction plans were split into 32 projects, which are being awarded to contractors using a project-by-project bidding process.

7. Los Angeles Stadium and Entertainment District – Los Angeles

Cost: $4.2 billion


• The end result will produce a 70,000-seat (expandable to 100,000 seats) football stadium for two NFL teams, the Los Angeles Rams and Chargers. The stadium will open in 2020 and host the 2028 Olympics.

• The destination will include 6,000-seat performing arts venue, retail space, a hotel, residences, and 25 acres of public parks, open space, and walkways.

8. O’Hare Modernization – Chicago

Cost: $8.8 billion


• Construction began in 2001 with an initial cost of $6.6 billion.

• Over the last few years, additions to the Modernization Plan has increased the cost by $2.2 billion, which will include a new terminal where Terminal 2 now sits, as well as two remote concourses.

• The completion of the O’Hare Modernization is expected to occur sometime in 2026.

9. Hudson Yards – New York

Cost: $20 billion


• Described as New York’s largest urban development since Rockefeller Center, Hudson Yards is a $20 billion megaproject on Manhattan’s West Side.

• The 28-acre site will create a new neighborhood of residential and office skyscrapers, schools, hospitals, retail spaces, parks, cultural venues, and public art.

• It was planned by Kohn Pedersen Fox (KPF).

10. California High-Speed Rail – California

Cost: $64 billion


• It’s the most expensive railway in the country, at $89 million per mile.

• It’s designed to transport passengers from San Francisco to Los Angeles in just two hours and 40 minutes.

• Construction kicked off in 2015, and the finish of the first phase should have passengers moving in 2025, with subsequent portions opening in 2029.

In need of some inspiration? See our favorite construction quotes.