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$5,495,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 4 Full Baths
  • 1 Partial Bath
  • 3,982 Sq. Ft.
  • Updated 4 days ago
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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.

Full Property Details for 550 21st Ave S

General

  • Price: $5,495,000
  • Taxes: (2025)
  • Status: Active
  • Type: Single Family
  • Source: Bonita_Springs
  • MLS ID: 226026963
  • Updated: 7/23/2026
  • Added to Site: 4 day(s) ago

Interior

  • Interior Features: Split Bedrooms, Den - Study, Family Room, Home Office, Bar, Built-In Cabinets, Wired for Data, Coffered Ceiling(s), Entrance Foyer, Pantry, Volume Ceiling, Walk-In Closet(s), Wet Bar
  • Fireplace: Yes
  • Appliances: Electric Cooktop, Dishwasher, Double Oven, Dryer, Microwave, Refrigerator/Freezer, Self-Cleaning Oven, Wall Oven, Washer, Wine Cooler
  • Furnishings: Unfurnished
  • Flooring: Carpet, Marble, Tile

Rooms

Bathrooms

  • Total Bathrooms: 5
  • Full Bathrooms: 4
  • Half Bathrooms: 1
  • Primary Bathroom: Dual Sinks, Jetted Tub, Separate Tub And Shower

Bedrooms

  • Total Bedrooms: 4

Other Rooms

  • Kitchen: Kitchen Island, Pantry
  • Dining Room: Breakfast Bar, Breakfast Room, Formal
  • Laundry: Inside, Sink

Additional Information

  • Shared Amenities: None, Boating, Non-Gated
  • Pool: Yes
  • Private Pool: Yes
  • Pool Description: In Ground, Concrete, Electric Heat
  • Spa: Yes
  • Spa Description: In Ground, Concrete, Equipment Stays, Heated (Electric), Integrated with Pool
  • Security/Safety: Security System, Smoke Detector(s), Smoke Detectors

Exterior

  • Exterior Features: Outdoor Kitchen, Automatic Sprinkler
  • Porch/Patio/Deck: Open Porch/Lanai

Parking

  • Garage: Yes
  • Attached garage: Yes
  • Garage Spaces: 3
  • Covered Spaces: 3
  • Parking Features: Garage Door Opener, Attached

Location

  • Area: NA07 - Port Royal-Aqualane Area
  • County: Collier
  • Subdivision: AQUALANE SHORES
  • Building Name: AQUALANE SHORES
  • Direction Faces: North

Community

  • Assoc. Fees Include: None
  • Pets Allowed: Yes
  • Management Type: None

Heating & Cooling

  • Air Conditioning: Yes
  • Cooling Type: Ceiling Fan(s), Central Electric, Humidity Control, Whole House Fan, Zoned
  • Heating Type: Central Electric, Fireplace(s)

Utilities

  • Gas: Propane
  • Sewer: Central
  • Water: Central
  • Utility Description: Propane, Cable Not Available

Structural Information

  • Description/Design: Single Family Residence
  • Exterior Const.: Concrete Block, Stucco
  • Roof: Tile
  • Windows: Single Hung, Sliding, Window Coverings
  • Doors: French Doors
  • Stories/Levels: 2
  • Stories in Building: 2
  • Square Feet: 3,982
  • Sq. Ft. Source: Property Appraiser Office
  • Living Area: 3,982 Sq. Ft.
  • Year Built: 2001

Lot Features

  • Property View: Landscaped Area
  • Lot Size (Acres): 0.37
  • Lot Size (Sq. Ft.): 16,117
  • Lot Size Source: Property Appraiser Office
  • Lot Dimensions: 177 x 144 x 100 x 131
  • Frontage Feet: 177
  • Irrigation System: Central
  • Lot Features: Regular
  • Lot Description: Regular

Water Features

  • Water Front Desc.: None
  • Canal Width: None
  • Boat Dock Slip: Yes

Financial Considerations

  • Tax Year: 2025
  • Terms: Buyer Finance/Cash

Disclosures and Reports

  • Ownership: Single Family
  • Legal Description: P G RUST DEV BLK 5 FROM NW COR SEC 15, RUN S ON W LI SEC 15 FOR 350FT E, PARR N LI SEC 15 FOR 585FT TO POB, S PERP TO N LI OF SEC 15 FOR 100FT, W 140FT NW ALG CURVE OF S WINDS DR TO S LI OF 21ST AVE S, E 173.81FT TO POB OR 1181 PG 1335 OR 1842 PG 47 OR
  • Property ID: 18560520009
  • Section: 15
  • Block: 5
  • Lot Number: 2

Listed by The Agency Naples

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Listing agents

— 550 21st Ave S —

  • The Agency Naples

  • The Agency Naples

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 550 21st Ave S

School District:Collier County School District
NameGradesDistance
Lake Park Elementary School, Naples, FL
1295 14th Avenue North, Naples, FL 34102
K-53 mi
Naples High School
1100 Golden Eagle Circle, Naples, FL 34102
9-123.5 mi
Gulfview Middle School
255 6th Street South, Naples, FL 34102
6-81.6 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 550 21st Ave S Get Price Alerts and Save Property

Date
Details
Price
Change
Source
7/23/2026
Listed
$5,495,000
209.58%
MLS
2/15/2002
Sold
$1,775,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 550 21st Ave S

Year
Property Taxes
Change
Tax Assessment
Change
2025
$27,919
2%
$3,123,123
3%
2024
$27,319
-1%
$3,035,105
3%
2023
$27,544
-5%
$2,946,704
6%
2021
$28,943
2%
$2,777,551
-3%
2022
$28,307
-2%
$2,860,878
4%
2021
$28,943
7%
$2,739,202
2%
2019
$27,095
2%
$2,677,617
2%
2018
$26,533
2%
$2,627,691
2%
2017
$26,130
-13%
$2,573,644
-13%
2016
$30,097
-8%
$2,946,353
-5%
2015
$32,619
22%
$3,103,772
28%
2014
$26,668
10%
$2,418,924
8%
2013
$24,141
—
$2,230,534
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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Listed by The Agency Naples

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550 21st Ave S, Naples, FL 34102 (MLS# 226026963) is a Single Family property with 4 bedrooms, 4 full bathrooms and 1 partial bathroom. 550 21st Ave S is currently listed for $5,495,000 and was received on July 23, 2026. Want to learn more about 550 21st Ave S? Do you have questions about finding other Single Family real estate for sale in Naples? You can browse all Naples real estate or contact a Coldwell Banker agent to request more information.

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