330 20th Ave S, St. Petersburg, FL — Income Producing QUADPLEX Two separate duplexes on one property. One duplex in front (single story, side by side), one duplex in the rear (1 unit upstairs, 1 unit downstairs) Exceptional investment opportunity in the highly desirable Old Southeast neighborhood of St. Petersburg. This well-maintained income-producing property consists of two separate duplex buildings, offering immediate cash flow with additional upside potential. The front building is a single-story duplex featuring two 1-bedroom, 1-bath units. The rear building includes a 1-bedroom, 1-bath unit on the main floor and a spacious 2-bedroom, 1-bath unit upstairs, providing a desirable unit mix for a variety of tenants. Three units are currently leased at $1,495, $1,395, and $1,445 per month, while one unit is vacant and ready for occupancy at $1,495 per month. With the 4th unit rented at $1345 a CAP rate of approximately 9.5% would be achieved. This property offers solid cash flow today with room for rental growth tomorrow, making it ideal for both seasoned investors and those looking to expand their portfolio. Located just minutes from vibrant Downtown St. Petersburg, residents enjoy quick access to waterfront parks, Beach Drive, the St. Pete Pier, restaurants, shopping, museums, and major employment centers. The Old Southeast neighborhood continues to see strong demand and long-term appreciation, making this a strategic addition to any investment portfolio. Don’t miss this opportunity to own a versatile, income-producing asset in one of St. Pete’s most sought-after locations.
- Built in 1948
- $262.78/sqft
- Lot size: 7,009 sqft
- 1 days on market
- Directions: From I-275, take Exit 22 for I-175 East toward downtown. Continue to 4th St S and head south. Turn right onto 20th Ave S and continue to 330 20th Ave S.
- County: Pinellas
- Geo subdivision: ROUSLYNN
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Let's get in touch!
Let's get in touch!

Rafael Zenke
Real Estate Strategist
- Source: Stellar MLS
- MLS #: TB8517074
Listing updated: June 9, 2026 at 5:26PM
Listing provided by: Bill Heinz, INSTA REAL ESTATE SOLUTIONS
Last checked 23 hours ago
Listing provided by: Bill Heinz, INSTA REAL ESTATE SOLUTIONS
Last checked 23 hours ago
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