Property Description
Pre-Construction. To be built. A Rare Waterfront Opportunity — Available to Be Built An exceptional opportunity to build in Causeway Isles at 7821 3rd Ave S, St. Petersburg, FL 33707. This rare offering features wide open water views, a protected yacht slip accommodating vessels up to 80 feet, and stunning sunset vistas overlooking Sunset Park—a true boater’s dream. Envision 3,850 SF of tropical modern living set on 100 feet of deep saltwater frontage, designed for effortless indoor-outdoor entertaining and unforgettable sunsets. The residence is thoughtfully planned with 5 bedrooms, 5 bathrooms, a resort-style pool and spa, outdoor kitchen, optional private elevator, and all hurricane-rated materials. Top-tier finishes and a brand-new seawall complete this ultimate Florida waterfront lifestyle—to be built. Note: Photos are from a recently completed home by the builder and are representative of the quality, style, and level of finishes that can be built on this lot
Features
Swimming Pool:
In Ground
Heating System:
Central
Cooling System:
Central Air
Exterior Features:
Balcony
Flooring:
Hardwood
Interior Features:
Ceiling Fans(s), Walk-In Closet(s), Primary Bedroom Main Floor, High Ceilings, PrimaryBedroom Upstairs
Laundry Features:
Laundry Room
Pool Private Yn:
1
Sewer:
Public Sewer
Utilities:
Electricity Available
Waterfront Features:
Freshwater Canal w/Lift to Saltwater Canal
Appliances
Appliances:
Dishwasher, Refrigerator, Cooktop, Disposal, Convection Oven, Range Hood, Wine Refrigerator, Tankless Water Heater
Address Map
Country:
US
State:
FL
County:
Pinellas
City:
St Petersburg
Subdivision:
SOUTH CSWY ISLE 3RD ADD
Zipcode:
33707
Street:
3RD
Street Number:
7821
Street Suffix:
AVENUE
Longitude:
W83° 15' 19.7''
Latitude:
N27° 45' 59.9''
Direction Faces:
Southwest
Directions:
Take I-275 S toward St. Petersburg Continue over the Howard Frankland Bridge Take Exit 22 for 66th St S Turn right (south) onto 66th St S Drive about 1.5 miles Turn right (west) onto 3rd Ave S Enter Causeway Isles 7821 3rd Ave S is on the right, directly on the water
Mls Area Major:
33707 - St Pete/South Pasadena/Gulfport/St Pete Bch
Street Dir Suffix:
S
Additional Information
Lot Size Dimensions:
87x100
Water Source:
Public
Virtual Tour:
https://www.propertypanorama.com/instaview/stellar/TB8461977
Stories Total:
1
On Market Date:
2026-01-07
Levels:
Two
Garage:
3
Foundation Details:
Slab
Construction Materials:
Block
Building Size:
4000
Attached Garage Yn:
1
Listing Information
List Agent Mls Id:
261507429
List Office Mls Id:
771187
Mls Status:
Canceled
Modification Timestamp:
2026-02-13T05:31:09Z
Originating System Name:
Stellar
Special Listing Conditions:
None
Status Change Timestamp:
2026-02-13T05:30:22Z

Residential For Sale

7821 3rd Ave S, St Petersburg, Florida 33707

5 Bedrooms
6 Bathrooms
3,850 Sqft
$3,599,999
Listing ID #TB8461977
Basic Details
Property Type :
Residential
Listing Type :
For Sale
Listing ID :
TB8461977
Price :
$3,599,999
Bedrooms :
5
Bathrooms :
6
Half Bathrooms :
1
Square Footage :
3,850 Sqft
Year Built :
2026
Lot Area :
0.19 Acre
Full Bathrooms :
5
New Construction Yn :
1
Property Sub Type :
Single Family Residence
Roof:
Other
Waterfront Yn :
1
Agent info
Contact Agent

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