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$5,495,000
7 Days On Site

550 21ST AVE S
NAPLES, FL 34102

For Sale|Single Family Residence|Active
4
Beds
5
Total Baths
4
Full Baths
1
Partial Bath
3,982
SqFt
$1,380
/SqFt
2001
Built
Subdivision:
AQUALANE SHORES
County:
Collier
Call Now: 239-450-4879
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239-450-4879
550 21ST AVE S550 21ST AVE S550 21ST AVE S550 21ST AVE S
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Monthly Payment (Est.)

$25,070
Calculator powered by Showcase IDX, a Constellation1 Company. Copyright ©2026 Information is deemed reliable but not guaranteed.

An exceptional opportunity to own a beautifully crafted residence in one of Naples' most coveted waterfront neighborhoods, Five Hundred Fifty Twenty-First Avenue South captures the essence of effortless luxury in the heart of Aqualane Shores. Ideally positioned adjacent to Port Royal and just moments from the Gulf's pristine beaches, Third Street South, and Fifth Avenue South, this remarkable home offers an unrivaled blend of elegance, comfort, and location. Encompassing approximately Four Thousand square feet of thoughtfully designed single-level living, the residence is filled with natural light and showcases soaring ceilings, solid Eight-foot core doors, and exquisite custom millwork that reflect impeccable craftsmanship throughout. Designed for both intimate living and sophisticated entertaining, the open floor plan flows seamlessly between gracious interior spaces and spectacular outdoor living. The contemporary primary suite is a private sanctuary featuring multiple walk-in closets and a spa-inspired bath with dual vanities, a soaking tub, and a separate walk-in shower. Two additional ensuite guest bedrooms, a versatile fourth bedroom currently serving as a den, and an elegant powder bath provide exceptional comfort and flexibility for family and guests alike. Beyond the interiors, a true resort-inspired retreat awaits. The expansive marble-tiled lanai surrounds a heated pool with a cascading waterfall spa, while the fully equipped outdoor kitchen creates the perfect backdrop for elegant alfresco dining and unforgettable evenings under the stars. Lush, professionally designed landscaping provides exceptional privacy and a serene tropical setting. Whether enjoying a morning walk along the sugar-white sands of the Gulf, dining at Naples' finest restaurants, or browsing the boutiques and galleries of nearby Third Street South and Fifth Avenue South, this extraordinary residence offers the quintessential Naples lifestyle. Beautifully finished and offered move-in ready, this is luxury living at its finest.

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Listing Snapshot
Price 
$5,495,000
Days On Site 
7 Days
Bedrooms 
4
Inside Area (SqFt) 
3,982 sqft
Total Baths 
5
Full Baths 
4
Partial Baths 
1
Lot Size 
0.37 Acres
Year Built 
2001
MLS® Number 
226026963
Status 
Active
Property Tax 
$27,918.82
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
Friends & Family
Recent Activity
7 days agoListing updated with changes from the MLS®
7 days agoStatus changed to Active
a week agoListing first seen on site
General Features
Acres 
0.37
Attached Garage 
Yes
Building Features 
DSL/Cable Available
Garage 
Yes
Garage Spaces 
3
Number Of Stories 
2
Parking 
Garage Door OpenerAttached
Parking Spaces 
3
Pets 
Yes
Property Sub Type 
Single Family Residence
Security 
Smoke Detector(s)Security System
SqFt Total 
4735
Style 
Two StorySingle Family
Utilities 
Propane
Interior Features
Appliances 
OvenElectric CooktopCooktopDishwasherDouble OvenDryerFreezerMicrowaveRefrigeratorWasherSelf Cleaning OvenWine Cooler
Cooling 
Ceiling Fan(s)Whole House FanZoned
Fireplace 
Yes
Flooring 
CarpetMarbleTile
Furnished 
Unfurnished
Heating 
CentralElectric
Interior 
Entrance FoyerBreakfast BarBarCoffered Ceiling(s)PantryWalk-In Closet(s)Wet Bar
Spa 
Yes
Window Features 
Window Coverings
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Exterior Features
Construction Details 
BlockStucco
Exterior 
Outdoor Kitchen
Frontage 
177
Gulf Access 
No
Other Structures 
Outdoor Kitchen
Pool Features 
HeatedPool/Spa ComboElectric HeatPrivate
Private Pool 
Yes
Roof 
Tile
Spa 
Yes
Windows/Doors 
Window Coverings
Community Features
Accessibility Features 
Therapeutic Whirlpool
Association Amenities 
None
Community Features 
Gated
MLS Area 
AQUALANE SHORES
Listing courtesy of The Agency Naples

The source of this real property information is the copyrighted and proprietary database compilation of the Southwest Florida MLS organizations. Copyright © 2026Southwest Florida MLS organizations. All rights reserved. The accuracy of this information is not warranted or guaranteed. This information should be independently verified if any person intends to engage in a transaction in reliance upon it. The data relating to real estate for sale on this limited electronic display come in part from the Broker Reciprocity Program (BR Program) of M.L.S. of Naples, Inc. Properties listed with brokerage firms other than are marked with the BR Program Icon or the BR House Icon and detailed information about them includes the name of the Listing Brokers. The properties displayed may not be all the properties available through the BR Program. The accuracy of this information is not warranted or guaranteed. This information should be independently verified if any person intends to engage in a transaction in reliance upon it. Some properties that appear for sale on this website may no longer be available. For the most current information, contact .

Neighborhood & Commute
Source: Walkscore
Disclosure: Community information and market data powered by Constellation Data Labs. Information is deemed reliable but not guaranteed.
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