3419 18th Ave S is a prime signalized-corner land opportunity located at the high-traffic intersection of 18th Avenue South and 34th Street in St. Petersburg, Florida. The ±0.92-acre (approximately 40,498 SF) site offers excellent visibility with 44,500 AADT on 34th Street and 6,400 AADT on 18th Avenue South, making it ideal for high-exposure commercial uses. Zoned CCS-1 (Corridor Commercial Suburban) and located in Flood Zone X, the property allows a wide range of uses including QSR (with or without drive-thru), retail, medical or professional office, multifamily residential, and mixed-use development, with an allowable building height of 36 feet. The site’s rectangular configuration, multiple curb cuts, and corner positioning provide strong development flexibility. Situated near the rapidly redeveloping Skyway Marina District and surrounded by new residential growth, this location presents a compelling land lease or build-to-suit opportunity in one of St. Petersburg’s most active commercial corridors.