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Home Addition Cost by City (2026)

Build room addition to increase home square footage. Compare prices in your city below.

Low End

$25,000

Average

$65,000

High End

$150,000

Home Addition Cost in Top Cities

New York, NY$90,500 Los Angeles, CA$88,500 Detroit, MI$60,000 Brooklyn, NY$75,000 Chicago, IL$69,500 Queens, NY$75,000 Houston, TX$59,000 Manhattan, NY$75,000 Phoenix, AZ$63,000 Philadelphia, PA$71,500 San Antonio, TX$56,500 Bronx, NY$75,000 San Diego, CA$86,000 Dallas, TX$62,500 San Jose, CA$97,000 Austin, TX$63,000 Jacksonville, FL$61,000 Buffalo, NY$75,000 Fort Worth, TX$60,000 Columbus, OH$60,000 Indianapolis, IN$58,500 Charlotte, NC$62,500 San Francisco, CA$106,500 Birmingham, AL$56,000 Seattle, WA$97,000 Denver, CO$73,500 Charleston, SC$60,500 Washington, DC$89,500 Nashville, TN$63,000 Oklahoma City, OK$56,500 El Paso, TX$54,500 Boston, MA$96,000 Portland, OR$76,500 Mission Viejo, CA$83,000 Las Vegas, NV$65,500 Memphis, TN$54,000 Louisville, KY$58,500 Allentown, PA$67,000 Ogden, UT$65,000 Albany, NY$75,000 Baltimore, MD$70,000 Milwaukee, WI$60,000 Albuquerque, NM$60,500 Tucson, AZ$60,500 Fresno, CA$67,500 Palm Bay, FL$69,000 Sacramento, CA$75,000 Kansas City, MO$59,000 Mesa, AZ$63,000 Atlanta, GA$69,000

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