Septic System Installation Cost by City (2026)

Nationally, homeowners pay about $8,000 to install a septic system, ranging from $3,500 to $18,000. Prices swing with local labor and materials — pick your city for a localized estimate.

Low end$3,500

Average$8,000

High end$18,000

Septic System Installation cost by city

New York, NY$11,000 San Francisco, CA$11,500 San Jose, CA$11,500 Los Angeles, CA$10,500 San Diego, CA$10,000 Oakland, CA$11,000 Sacramento, CA$9,400 Fresno, CA$8,400 Seattle, WA$10,500 Spokane, WA$8,200 Portland, OR$9,400 Boston, MA$10,500 Providence, RI$9,100 Hartford, CT$9,000 Newark, NJ$9,800 Jersey City, NJ$9,900 Philadelphia, PA$9,000 Pittsburgh, PA$7,800 Washington, DC$10,000 Baltimore, MD$8,800 Richmond, VA$8,200 Virginia Beach, VA$8,000 Chicago, IL$9,400 Minneapolis, MN$9,000 Milwaukee, WI$8,200 Detroit, MI$8,000 Columbus, OH$7,800 Cleveland, OH$7,800 Cincinnati, OH$7,700 Indianapolis, IN$7,600 Kansas City, MO$7,700 St. Louis, MO$7,600 Denver, CO$9,200 Colorado Springs, CO$8,400 Salt Lake City, UT$8,200 Boise, ID$8,200 Las Vegas, NV$8,400 Reno, NV$8,600 Phoenix, AZ$8,200 Tucson, AZ$7,600 Albuquerque, NM$7,400 Austin, TX$8,600 Dallas, TX$8,200 Fort Worth, TX$8,000 Houston, TX$8,000 San Antonio, TX$7,600 El Paso, TX$7,000 Oklahoma City, OK$7,200 Tulsa, OK$7,000 Atlanta, GA$8,200 Charlotte, NC$8,000 Raleigh, NC$8,000 Greensboro, NC$7,500 Nashville, TN$8,200 Memphis, TN$7,200 Knoxville, TN$7,400 Chattanooga, TN$7,200 Louisville, KY$7,400 Birmingham, AL$7,000 Jacksonville, FL$7,800 Orlando, FL$8,000 Tampa, FL$8,000 Miami, FL$9,100 New Orleans, LA$7,800 Baton Rouge, LA$7,200 Little Rock, AR$7,000 Wichita, KS$7,000 Omaha, NE$7,500 Des Moines, IA$7,500 Buffalo, NY$7,800 Rochester, NY$7,800 Honolulu, HI$12,000 Toledo, OH$7,500 Akron, OH$7,800 Dayton, OH$7,800 Youngstown, OH$7,200 Fort Wayne, IN$7,400 Evansville, IN$7,200 South Bend, IN$7,400 Grand Rapids, MI$7,800 Ann Arbor, MI$8,600 Lansing, MI$7,500 Flint, MI$7,400 Madison, WI$8,200 Green Bay, WI$7,700 Lincoln, NE$7,400 Sioux Falls, SD$7,500 Fargo, ND$7,700 Springfield, MO$7,200 Columbia, MO$7,500 Topeka, KS$7,000 Cedar Rapids, IA$7,500 St. Paul, MN$8,800 Rochester, MN$8,000 Peoria, IL$7,400 Springfield, IL$7,400 Rockford, IL$7,500 Naperville, IL$9,000 Fort Collins, CO$8,600 Aurora, CO$8,800 Provo, UT$8,000 Ogden, UT$7,800 Billings, MT$7,800 Cheyenne, WY$7,700 Eugene, OR$8,600 Salem, OR$8,200 Bend, OR$8,800 Tacoma, WA$9,200 Bellevue, WA$11,000 Vancouver, WA$8,800 Chandler, AZ$8,200 Mesa, AZ$8,000 Scottsdale, AZ$8,800 Gilbert, AZ$8,200 Henderson, NV$8,500 Santa Fe, NM$8,000 Las Cruces, NM$7,200 Arlington, TX$8,000 Plano, TX$8,400 Frisco, TX$8,600 Corpus Christi, TX$7,400 Lubbock, TX$7,200 Amarillo, TX$7,200 Waco, TX$7,200 McAllen, TX$7,000 Savannah, GA$7,700 Augusta, GA$7,400 Athens, GA$7,500 Durham, NC$8,000 Winston-Salem, NC$7,500 Fayetteville, NC$7,400 Asheville, NC$8,200 Cary, NC$8,200 Columbia, SC$7,500 Charleston, SC$8,200 Greenville, SC$7,600 Huntsville, AL$7,400 Montgomery, AL$7,000 Mobile, AL$7,200 Jackson, MS$6,900 Shreveport, LA$7,200 Lafayette, LA$7,400 Fort Lauderdale, FL$9,000 St. Petersburg, FL$8,200 Tallahassee, FL$7,700 Fort Myers, FL$8,200 Sarasota, FL$8,400 Cape Coral, FL$8,000 West Palm Beach, FL$9,000 Clarksville, TN$7,400 Murfreesboro, TN$7,800 Lexington, KY$7,500 Norfolk, VA$8,000 Chesapeake, VA$8,000 Roanoke, VA$7,500 Frederick, MD$8,800 Wilmington, DE$8,400 Erie, PA$7,400 Reading, PA$7,700 Scranton, PA$7,500 Lancaster, PA$7,800 Allentown, PA$7,800 Trenton, NJ$8,800 Edison, NJ$9,600 Paterson, NJ$9,400 Camden, NJ$8,400 Yonkers, NY$11,000 Syracuse, NY$7,700 Albany, NY$8,200 Bridgeport, CT$9,200 New Haven, CT$9,000 Stamford, CT$11,000 Worcester, MA$9,200 Springfield, MA$8,400 Cambridge, MA$11,000 Manchester, NH$8,600 Portland, ME$8,600 Burlington, VT$8,800 Warwick, RI$8,800

What affects septic system installation cost

Tank size and system type
Soil/perc test results
Drain field size
Permits and excavation