USAFLSaint PetersburgSouth Cswy Isle 3Rd Add7821 3Rd Ave S

7821 3Rd Ave S, Saint Petersburg, FL

House

For Sale

Listed price in listed location currency (USD).

$3,599,999

452

MLS® TB8491647

Key Facts
Description
Rooms
Map

Key Facts

Type Single Family Residence

Levels Residential

Size 3850 sqft

Garage Yes

Taxes $13,393

Days Active 32

Lot Size

Approx. Age 2026

Avg. Price Per Sqft $935

MLS® Number TB8491647

Property Address: 7821 3rd Ave S, SAINT PETERSBURG, FL, 33707-1025

Average square foot calculated using Size range provided by listing agent.

Description

Pre-Construction. To be built. Pre-Construction | To Be Built | Causeway Isles Waterfront Build your dream home on one of St. Petersburg’s most desirable open-water homesites in the heart of Causeway Isles. Located at 7821 3rd Ave S, this exceptional property offers over 100 feet of deep saltwater frontage with a protected yacht slip suitable for vessels up to 80 feet. Enjoy expansive water views, peaceful surroundings, and unforgettable sunset skies overlooking Sunset Park—perfectly capturing the essence of waterfront living. This prime location places you just minutes from downtown St. Pete, the beaches of Treasure Island, and direct access to the Intracoastal Waterway, making it ideal for both boating and everyday convenience. A new seawall installed in May 2025 adds long-term value and confidence as you plan your future residence. The lot comfortably supports a custom home in the 3, 850+ square foot range, allowing for a thoughtfully designed layout that embraces indoor-outdoor living. A proposed concept features a 4-bedroom, 4.5-bath design with a private pool, outdoor kitchen, spacious covered lanai, and optional elevator. The architecture leans toward a modern coastal style, incorporating clean lines, natural light, and expansive glass to highlight the water views. Neo Homes offers a full turnkey design-build approach, including: Custom architecture and interior design High-end, curated finish selections Hurricane-rated construction built to Florida standards A streamlined, start-to-finish building experience This is an opportunity to create a personalized waterfront residence tailored to your lifestyle in a well-established boating community. If you’ve been searching for a premium waterfront homesite in St. Petersburg, this property is truly worth exploring. Note: Photos shown are from a previously completed home by Neo Homes and are intended to represent the quality, craftsmanship, and level of finishes available for this homesite.

MLS® NumberTB8491647

Laundry Level

Central VacNo

FireplaceNo

Acreage

Exterior

GarageYes

Approx. Age2026

Basement

Driveway

Garage Spaces

Heat

A/C

Heating Fuel

Extras

Price History

-End Date

Not Sold YetSold Price

For Sale

Apr 2, 2026List Date

$3,599,999List Price

Oct 26, 2024End Date

$791,000Sold Price

Sold

Oct 17, 2024List Date

$900,000List Price

Commute

Commute

Starting Address

Destination Address

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