How long to build great wall of china?

The Last Complete Ming Great Wall — 200 Years. Over 2,000 years, many imperial dynasties and kingdoms built, rebuilt, and extended walls many times that subsequently eroded. The latest imperial construction was performed by the Ming Dynasty (1368–1644), and the length was then over 6,000 kilometers (3,700 miles). read more

How Long It Took to Build the Great Wall of China — 2,000+ Years The Great Wall at Mutianyu There are several Great Walls that were built by different dynasties such as the Qin Great Wall and the better known Ming Great Wall. read more

In total, the Great Wall of China took more than 2,000 years to build - between 770 BC and 1633 AD. However, its construction was completed in stages - spanning over several dynasties and leaderships. read more