Longtime architect J. Windom Kimsey is continuing his big bet on Henderson’s Water Street area with a cluster of tiny homes.

Kimsey, owner of Blue Skye Development, held a ceremonial groundbreaking Thursday for a project called Six on Tin. Plans call for six modular homes on a roughly 0.2-acre plot on Tin Street, just west of downtown’s Water Street corridor.

Each home will span just 380 square feet and be priced at almost $300,000, Kimsey said in an interview at the event.

However, he won’t build wood-frame houses on-site, like other builders typically do throughout the Las Vegas Valley.

Boxabl, a North Las Vegas-based firm that produces factory-made modular homes, will manufacture the dwellings and deliver them to the site.

Kimsey told attendees that he views the project to some degree as a “social experiment,” adding he didn’t put much study into whether he’d land buyers and was going on gut instinct.

But, he added, “I think it can work, and I think they’re going to sell.”

Henderson’s once-sleepy…