7821 3Rd Avenue, St Petersburg, FL 33707
For Sale $3,599,999
Save Property
View Virtual Tour
Pre-Construction. To be built. A Rare Waterfront Opportunity — Available to Be Built A rare opportunity to build in Causeway Isles at 7821 3rd Ave S, St. Petersburg, FL 33707. Envision 3,850 SF of modern living with breathtaking views of downtown St. Pete, set on 100 feet of deep saltwater frontage—perfect for boating, sunsets, and seamless indoor-outdoor entertaining. This tropical modern residence is thoughtfully designed with 5 bedrooms, 5 bathrooms, a resort-style pool and spa, outdoor kitchen, optional private elevator, and all hurricane-rated materials. Featuring top-tier finishes and a brand-new seawall, this home delivers the ultimate Florida waterfront lifestyle—to be built. Note - Photos are from another home that the builder recently built and are merely representative of what we can build together on this lot!
Ceiling Fans(s)
High Ceilings
Primary Bedroom Main Floor
PrimaryBedroom Upstairs
Walk-In Closet(s)
Tax Year: 2026
Balcony
Convection Oven
Cooktop
Dishwasher
Disposal
Range Hood
Refrigerator
Tankless Water Heater
Wine Refrigerator
Freshwater Canal w/Lift to Saltwater Canal
MLS Area: 33707 - St Pete/South Pasadena/Gulfport/St Pete Bch
Price per Square Feet: $935.06
Total Floors: 1
Water: Public
Construction: Block
Date Listed: 2026-01-07 22:16:35
Pool: Yes
Pool Type: In Ground
Furnished: Unfurnished
Garage Spaces: 3
Flooring: Hardwood
Roof: Other
Heating: Central
Cooling: Central Air
Sewer: Public Sewer
Listing Courtesy Of: Phil Desautels P.a.
tampabay@tampabay.rr.com
Pre-Construction. To be built. A Rare Waterfront Opportunity — Available to Be Built A rare opportunity to build in Causeway Isles at 7821 3rd Ave S, St. Petersburg, FL 33707. Envision 3,850 SF of modern living with breathtaking views of downtown St. Pete, set on 100 feet of deep saltwater frontage—perfect for boating, sunsets, and seamless indoor-outdoor entertaining. This tropical modern residence is thoughtfully designed with 5 bedrooms, 5 bathrooms, a resort-style pool and spa, outdoor kitchen, optional private elevator, and all hurricane-rated materials. Featuring top-tier finishes and a brand-new seawall, this home delivers the ultimate Florida waterfront lifestyle—to be built. Note - Photos are from another home that the builder recently built and are merely representative of what we can build together on this lot!
Property Details
Price: $3,599,999
Sq Ft: 3,850
($935 per sqft)
Bedrooms: 5
Bathrooms: 5
Partial Baths: 1
City: St Petersburg
County: Pinellas
Type: Single Family Reside
Development: South Cswy Isle 3Rd Add
Acres: 0.19
Virtual Tour/Floorplan: View
Year Built: 2026
Listing Number: TB8461977
Status Code: A-Active
Tax Year: 2026
Garage:
3
Furnishings: Unfurnished
Interior Features:
Ceiling Fans(s)
High Ceilings
Primary Bedroom Main Floor
PrimaryBedroom Upstairs
Walk-In Closet(s)
Financial Information:
Tax Year: 2026
Exterior Features:
Balcony
Equipment:
Convection Oven
Cooktop
Dishwasher
Disposal
Range Hood
Refrigerator
Tankless Water Heater
Wine Refrigerator
Waterfront Description:
Freshwater Canal w/Lift to Saltwater Canal
Additional Information:
MLS Area: 33707 - St Pete/South Pasadena/Gulfport/St Pete Bch
Price per Square Feet: $935.06
Total Floors: 1
Water: Public
Construction: Block
Date Listed: 2026-01-07 22:16:35
Pool: Yes
Pool Type: In Ground
Furnished: Unfurnished
Garage Spaces: 3
Flooring: Hardwood
Roof: Other
Heating: Central
Cooling: Central Air
Sewer: Public Sewer
Map of 7821 3Rd Avenue, St Petersburg, FL 33707
Listing Courtesy Of: Phil Desautels P.a.
tampabay@tampabay.rr.com