$5,478,000
4 Beds
3.5 Baths
3,549 sqft
690 Warren Ln, Key Biscayne, FL 33149
Est. Mortgage $36,579/mo*
Get Pre-QualifiedHome Highlights
Property Type
Single-Family Home
Year Built
2000
Price/Sqft
$1,544
Parking
Garage
Local Information
- Map ViewExplore the area around 690 Warren Ln.
- Schools2 Preschool Schools1 Elementary School2 Middle Schools1 High School
- Shop & Eat
-- mins to
About this House
A truly exceptional Miami Modern Tropical residence set on a prime 8,010 SF corner lot, offering 3,549 SF of beautifully curated living space with 4 bedrooms and 3.5 bathrooms. Designed by architect Hervin Romney, a founding member of Arquitectonica, the home reflects a distinctive architectural vision inspired by the organic principles of Frank Lloyd Wright and the expressive forms of Antoni Gaudí, where art, design, and nature seamlessly converge. This residence captivates with its abundance of natural light, soaring high ceilings, fluid open spaces, and harmonious lines that create a sense of warmth, sophistication, and effortless flow throughout the main living areas. The beautifully remodeled kitchen and bar are a true centerpiece, featuring high-end appliances, premium finishes, refined craftsmanship, and a design that balances functionality with striking aesthetics. Step outside into your own private tropical retreat, where lush landscaping, graceful curved terraces, and a stunning swimming pool create an atmosphere of tranquility and escape. This outdoor sanctuary is perfect for both relaxation and entertaining. As an added privilege, the property includes membership to the Key Biscayne Beach Club, offering exclusive access to one of Miami’s most coveted coastal lifestyles. Key Biscayne is renowned for its pristine beaches, charming restaurants, and vibrant yet relaxed atmosphere—delivering a true island lifestyle just minutes from the city.
Last check for updates: about 4 hours ago
Listing courtesy of Brigitte Nachtigall
One Sotheby's International Realty
Mark Chatburn, (305) 393-6032
One Sotheby's International Realty
Originating MLS: A-Miami Association of REALTORS
Source: MIAMI, MLS#A12010108
Also Listed on MIAMI.
Home Details for 690 Warren Ln
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Beds & Baths Number of Bedrooms: 4Number of Bathrooms: 4Number of Bathrooms (full): 3Number of Bathrooms (half): 1 |
Dimensions and Layout Living Area: 3549 Square Feet |
Appliances & Utilities Appliances: Trash Compactor, Dishwasher, Disposal, Dryer, Ice Maker, Microwave, Gas Range, Refrigerator, Oven, WasherDishwasherDisposalDryerLaundry: Laundry RoomMicrowaveRefrigeratorWasher |
Heating & Cooling Heating: CentralHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Central |
Windows, Doors, Floors & Walls Window: Complete Impact Glass, BlindsDoor: High Impact DoorsFlooring: Marble, Other, Wood |
Levels, Entrance, & Accessibility Stories: 2Floors: Marble, Other, Wood |
View Has a ViewView: Other |
Security Security: Fire Sprinkler System, Smoke Detector |
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Exterior Home Features Roof: Aluminum Flat TileFencing: FencedExterior: BalconyHas a Private Pool |
Parking & Garage Number of Garage Spaces: 2Number of Covered Spaces: 2Has a GarageHas Open ParkingParking Spaces: 2Parking: Driveway |
Pool Pool: In Ground, Pool OnlyPool |
Frontage Not on Waterfront |
Water & Sewer Sewer: Public Sewer |
Farm & Range Not Allowed to Raise Horses |
Surface & Elevation Elevation Units: Feet |
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Days on Market: 123 |
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Year Built Year Built: 2000 |
Property Type / Style Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: House, AttachedArchitecture: House,Attached |
Building Building Name: Biscayne Key EstatesConstruction Materials: CBS Construction |
Property Information Parcel Number: 2452050010790 |
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Price List Price: $5,478,000Price Per Sqft: $1,544 |
Status Change & Dates Possession Timing: Funding |
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MLS Status: Active |
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Direction & Address City: Key BiscayneCommunity: Biscayne Key Estates |
School Information Elementary School: KeybiscayneJr High / Middle School: Ponce De LeonHigh School: Coral Gables |
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Listing Agent Listing ID: A12010108 |
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Building Area Building Area: 4691 Square Feet |
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Community Features: Beach Club Member Available |
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Association for this Listing: A-Miami Association of REALTORSNo HOA |
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Lot Area: 8010 sqft |
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Listing Terms: All Cash, Conventional |
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Mls Number: A12010108Attribution Contact: MLS@onesothebysrealty.com |
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Beach Club Member AvailableSource Internet Entire Listing Display |
Around this home
What Locals Say about Key Biscayne
At least 116 Trulia users voted on each feature.
94 % Say it's walkable to grocery stores
94 % Say kids play outside
90 % Say it's dog friendly
90 % Say it's walkable to restaurants
86 % Say people would walk alone at night
86 % Say there are sidewalks
79 % Say it's quiet
79 % Say there's holiday spirit
76 % Say they plan to stay for at least 5 years
68 % Say parking is easy
67 % Say streets are well-lit
60 % Say there are community events
58 % Say neighbors are friendly
54 % Say yards are well-kept
52 % Say there's wildlife
50 % Say car is needed
Sourced by Trulia users. Learn more about our methodology.
Market trends in Key Biscayne
Last updated July 2026
Avg. sale price
$1.56M
$26.67KMoM
Sale-to-List Price
94.6%
Price per sq ft
$981
$37MoM
Available listings
144
15MoM
Home Value
Trulia Estimate
$5.14MSince last month
Increased$19K (+0.4%)Since last year
Increased$1M (+30.9%)Since last sale
Increased$5M (+1,433.6%)Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.
Trulia Estimate
The of this home's value increased by +74% in the last 10 years
| Month | Estimated value |
|---|---|
2026 | |
| August 2026 | $5.14M |
| August 2026 | $5.14M |
| July 2026 | $5.12M |
| June 2026 | $5.12M |
| May 2026 | $5.16M |
| April 2026 | $4.15M |
| March 2026 | $4.11M |
| February 2026 | $4.05M |
| January 2026 | $3.92M |
2025 | |
2024 | |
2023 | |
2022 | |
2021 | |
2020 | |
2019 | |
2018 | |
2017 | |
2016 | |
Comparable sales
These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.10 | Single-Family Home | $3,500,000 | 01/16/26 | 4 | 3.5 | 2,775 | |
0.23 | Single-Family Home | $625,000 | 04/09/26 | 6 | 6 | 4,142 | |
0.08 | Single-Family Home | $3,125,000 | 03/09/26 | 5 | 3.5 | 2,429 | |
0.28 | Single-Family Home | $4,475,000 | 04/10/26 | 4 | 3.5 | 3,666 | |
0.05 | Single-Family Home | $3,475,000 | 01/27/26 | 5 | 4.5 | 2,320 | |
0.16 | Single-Family Home | $3,700,000 | 01/27/26 | 5 | 5 | 3,962 | |
0.11 | Single-Family Home | $4,200,000 | 03/27/26 | 6 | 5.5 | 3,436 | |
0.35 | Single-Family Home | $3,000,000 | 04/20/26 | 4 | 3 | 2,958 | |
0.32 | Single-Family Home | $3,230,000 | 09/12/25 | 4 | 3 | 2,403 |
Nearby home prices
Get a sense of expected prices in the area by checking the value of nearby homes.Address | Distance | Price | Bed | Bath | Sqft | Status |
|---|---|---|---|---|---|---|
0.04 | $6,196,300 | 5 | 5.5 | 3,525 | Off Market | |
0.02 | $3,283,000 | 5 | 3 | 2,537 | Off Market | |
0.03 | $5,036,000 | 5 | 5.5 | 3,865 | Off Market | |
0.08 | $2,803,700 | 4 | 4 | 2,488 | Off Market | |
0.08 | $3,125,000 | 5 | 3.5 | 2,429 | Recently Sold | |
0.05 | $3,475,000 | 5 | 4.5 | 2,320 | Recently Sold | |
0.08 | $2,850,000 | - | - | - | Recently Sold | |
0.10 | $3,500,000 | 4 | 3.5 | 2,775 | Recently Sold | |
0.11 | $4,200,000 | 6 | 5.5 | 3,436 | Recently Sold | |
0.12 | $3,800,000 | 4 | 3.5 | 3,403 | For Sale | |
0.10 | $5,199,000 | 6 | 4.5 | 3,356 | For Sale |
Price and Tax history
| Date | Event | Price |
|---|---|---|
Apr 30, 2026 Source: MIAMI #A12010108 | Listed For Sale | $5,478,000 |
May 4, 1998 Source: N/A | Sold | $335,000 |
| Year | Property tax | Tax assessment |
|---|---|---|
| 2025 | $20,781 | $3,062,152 |
Home facts updated by county records
LGBTQ Local Legal Protections
LGBTQ Local Legal Protections
Brigitte Nachtigall, One Sotheby's International Realty
IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.
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Frequently asked questions about 690 Warren Ln
- What is the estimated monthly payment for 690 Warren Ln?Based on a $5,478,000 list price with 20% down at today's rates, the estimated monthly payment for 690 Warren Ln in Key Biscayne, FL is approximately $37,185 (about $28,710 principal & interest, $8,400 property taxes, and $75 homeowner's insurance). This is an estimate. Actual payment depends on your loan terms.
- How does the list price for 690 Warren Ln compare to homes in Key Biscayne?690 Warren Ln in Key Biscayne, FL is listed at $5,478,000, about 252% above the $1.56M median sale price in Key Biscayne.
- What do residents say about Key Biscayne?Residents describe Key Biscayne, FL as walkable to grocery stores, dog-friendly, and walkable to restaurants. See homes for sale in Key Biscayne, FL.
- What are the closest schools to 690 Warren Ln?The closest schools to 690 Warren Ln in Key Biscayne, FL are Coral Gables Senior High School (Pre-K, rated 5/10), Key Biscayne K-8 Center (Pre-K/Elementary/Middle, rated 8/10), Ponce De Leon Middle School (rated 6/10).
- Does 690 Warren Ln have air conditioning?Yes, 690 Warren Ln in Key Biscayne, FL has air conditioning.
- Does 690 Warren Ln have a pool?Yes, 690 Warren Ln in Key Biscayne, FL has a pool.
690 Warren Ln, Key Biscayne, FL 33149 is a 4 bedroom, 4 bathroom, 3,549 sqft single-family home built in 2000. This property is currently available for sale and was listed by MIAMI on Apr 30, 2026. The MLS # for this home is MLS# A12010108.