121 Knollwood Drive, Key Biscayne, FL, 33149

121 Knollwood DriveKey Biscayne, FL 33149Price: $13,250,000

  • Price: $13,250,000
  • Est. Mortgage of $/month
PrintSave Favorite
$
$
%
$/month over payments
Federal 30-year interest rate: 6.36% last updated on May 14, 2026
* All Figures are estimates. Check with your bank or proposed mortgage company for actual interest rates.
This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.
  • $13,250,000List Price
  • 5Bedrooms
  • 4Full Bath
  • 1Half Baths
  • 4,924Square Feet
  • 13,947Lot Size Square Feet

Listing Tools

Designed for those who value privacy space and life on the water this exceptional waterfront home offers a rare boaters retreat and an ideal setting for family living Set on an expansive nearly 14000 square foot lot along a quiet street it features a generous front yard and a bright two story layout that feels open and inviting The home offers 5 bedrooms 4 full bathrooms plus a cabana bath with an open floor plan suited for both everyday comfort and gracious entertaining Impact windows and doors enhance comfort while showcasing peaceful water views A detached enclosed two car garage adds versatility Outdoors enjoy direct water access with a private dock perfect for stepping straight from home to open water and embracing the ultimate waterfront lifestyle Opportunities like this are increasingly rare and best experienced in person.

Property Details of 121 Knollwood Drive

Property Details

Never Miss New Listings

Never miss new listings between $11,925,000 - $14,575,000 in this neighborhood
Successfully Subscribed!
Do not fill in this field:

I agree to receive marketing and customer service calls and text messages from ONE Sotheby's International Realty. To opt out, you can reply 'stop' at any time or click the unsubscribe link in the emails. Consent is not a condition of purchase. Msg/data rates may apply. Msg frequency varies. Privacy Policy.

We will never spam you or sell your details. You can unsubscribe whenever you like.

Mortgage Calculator


$
$
%
Est. Mortgage:
$/month over payments
Federal 30-year interest rate: 6.36% last updated on May 14, 2026. * The above figures are estimates provided by Union Street Media using the FRED® API, and are not endorsed or certified by the Federal Reserve Bank of St. Louis. Check with your lender for actual interest rates.
Listed by Brigitte Nachtigall and Mark Chatburn of One Sotheby's International Realty

The multiple listing information is provided by Miami Association of REALTORS® from a copyrighted compilation of listings. The compilation of listings and each individual listing are © 2026 Miami Association of REALTORS®. All Rights Reserved. The information provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Data last updated on May 21, 2026

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

I agree to receive marketing and customer service calls and text messages from ONE Sotheby's International Realty. To opt out, you can reply 'stop' at any time or click the unsubscribe link in the emails. Consent is not a condition of purchase. Msg/data rates may apply. Msg frequency varies. Privacy Policy.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.