550 21st Ave S, Naples FL 34102 Home for Sale

Laurie Cassell

(239) 290-5353

Agent License #BK3169222

$5,495,000

4 Beds | 5 Baths | 3,982 sqft

550 21st Ave S

$5,495,000

ACTIVE

550 21st Ave S, Naples, FL 34102

4 Beds

5 Baths

3,982 SqFt

There is an Open House!

Come visit this property on Sunday, August 16, 01:00 PM to 04:00 PM.

About This Home

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 Av...

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Snapshot

Price:
$5,495,000

Bedrooms:
4

Total Baths:
5

Full Baths:
4

Half Baths:
1

Square Footage:
3,982

Acreage:
0.37

Year Built:
2001

Listing ID #:
226026963

Street Address:
550 21st Ave S

City:
Naples

State:
FL

Postal Code:
34102

County:
Collier

Community:
Aqualane Shores

Subdivision:
Aqualane Shores

Listing Status:
Active

Listing Type:
Single Family

Snapshot data provided by FLNAPLES

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Listing Provided By: Chris Resop with The Agency Naples

The source of this real property information is the copyrighted and proprietary database compilation of the M.L.S. of Naples, Inc. Copyright 2026 M.L.S. of Naples, Inc. 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 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.

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Last updated: 08/12/2026

*OPTIMAL BLUE MORTGAGE MARKET INDICES - Calculated from actual locked rates with consumers across more than one-third of all mortgage transactions closed nationwide, OBMMI provides multiple mortgage pricing indices developed around the most popular mortgage products and specific borrower attributes and provides configurable trending of rates over time.

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Laurie Cassell

1495 Pine Ridge Road #1
Naples, Fl 34109

License #BK3169222

The data relating to real estate for sale displayed on this Website comes in part from the Broker Reciprocity Program (BR Program) of M.L.S. of Naples, Inc., under License No. [insert LICENSEE’s License Number]. Properties listed with brokerage firms other than [insert name of Participant’s firm] are marked with the “BR House” logo. Detailed information about such properties includes the name of the brokerage firm with which the seller has listed the property. The properties displayed may not be all the properties listed with brokerage firms participating in the M.L.S. of Naples, Inc. BR Program, or contained in the database compilation of the M.L.S. of Naples, Inc. “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 source of this real property information is the copyrighted and proprietary database compilation of the Southwest Florida MLS organizations Copyright 2026. Southwest 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 property information herein is derived from various sources that may include, but not be limited to, county records and the Multiple Listing Service and it may include approximations. Although the information is believed to be accurate, it is not warranted and you should not rely upon it without personal verification.