Expert advice on costs, planning, and design for your home addition.
13 articles found
Cost Guides
A modular home addition is built in sections at a factory, then trucked to your home and craned into place on a prepared foundation. In 2026, modular additions
Cost Guides
A bump-out addition pushes an existing room out by as little as 2 feet or as much as 10 to 15 feet, adding targeted square footage without the cost of a full ro
Cost Guides
A 400 sq ft master suite addition costsĀ $90,000 to $200,000, with most projects landing between $120,000 and $170,000. That works out to roughly $225 to $500 pe
Cost Guides
A dormer addition projects out from a sloped roof to add headroom, light, and usable floor space to an attic or top floor, often turning unusable space into a r
Cost Guides
A mudroom addition creates a hardworking transition space, a place to drop coats, shoes, bags, and wet gear before they reach the rest of the house. In 2026, mu
Cost Guides
A 20x20 room addition gives you 400 square feet of new living space, enough for a generous family room, a large bedroom, a home office, or a full master suite.
Adding a second story is one of the most dramatic ways to expand your home's living space. Rather than expanding outward on your lot, you're building up, which
The COVID-19 pandemic permanently transformed how Americans work, with hybrid and remote work now standard across many industries. One in three workers now spen
Your basement represents untapped potential for additional living space. Unlike additions that require new construction, basement finishing transforms existing