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| Asking Price | $850,000 |
|---|---|
| Price per SqFt | $647 |
| Maintenance Fee | $1,626 Monthly |
| Property Taxes | $11,818 2025 |
| Interior Space | 1,313 SqFt |
| Beds/Baths | 3/3 |
| Year Built | 2015 |
| MLS # | A12107059 |
Location
From the listing
Offered only as a package with Wet Slip UL24, a 50-ft boat slip, for a combined price of $1,250,000. The sale also includes two assigned parking spaces and two storage units.A rare corner townhouse on the water, this highly upgraded two-level residence pairs direct bay views with direct access to the marina from the balcony. Double-height ceilings create a dramatic, open living area framed by the bay, while the corner position adds privacy and additional exposure.The layout offers 2 bedrooms and 3 baths, plus an enclosed den that works as a home office or guest bedroom and is converted into a third bedroom. Upgrades include tile flooring throughout, motorized shades, and custom-built closets, so the home is move-in ready with nothing left to do but settle in.What sets this residence apart is the connection between home and boat. Step out of your living room, onto the balcony, and down to your own 50-ft slip without ever getting in the car. The two storage units add valuable space for fishing gear, water toys, and boating equipment, keeping the living areas clear.Whether as a full-time residence or a seasonal waterfront retreat, this is a boater’s dream: corner townhouse living, open bay views, and a 50-ft slip steps from your door, all in one offering. Opportunities that combine a residence of this size with a slip this large rarely come to market.
Listed by Onecore Realty, Inc.
What It Costs to Own
Monthly, before a mortgage and insurance
Maintenance $1,626 a month; taxes $11,818 for 2025. MLS figures, which may not be accurate.
Sales History for This Unit · 400 Sunny Isles Unit 121
Sales history is unavailable for this property
What Other Units Have Been Selling For at 400 Sunny Isles
15 units sold at 400 Sunny Isles in the last 12 months at an average of $648/SqFt · This unit (121) is asking $647/SqFt
Below, the most recent sales most like this unit: units with the same bedroom count.
| Unit ⇅ | Sold Price ⇅ | % of Ask ⇅ | Closed Date ⇅ |
|---|---|---|---|
| 1504 | $1,000,000$587/SqFt | 95% | 10/15/26 |
| 920 | $1,150,000$664/SqFt | 93% | 7/8/26 |
| 1707 | $1,040,000$670/SqFt | 92% | 4/28/26 |
| 1005 | $1,100,000$645/SqFt | 96% | 4/17/26 |
| 1408 | $1,150,000$682/SqFt | 92% | 3/30/26 |
| 1122 CORNER UNIT | $1,280,000$759/SqFt | 98% | 2/26/26 |
| 1607 | $1,120,000$655/SqFt | 93% | 1/23/26 |
| 2007 | $970,000$625/SqFt | 82% | 1/15/26 |
For a full analysis of past sales in this building, contact Mark Zilbert.

Listed by Onecore Realty, Inc.. Mark Zilbert of ONE Sotheby's International Realty is a cooperating (transaction) broker and helps buyers find properties in Sunny Isles Beach and throughout South Florida.
Ask Mark About This Listing
400 Sunny Isles Unit 121, 400 Sunny Isles Blvd · MLS A12107059 · $850,000
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The curated data and calculated data for this property and its surrounding condo units and homes is based solely on data we have extracted from the MLS. There may be unpublished, private, quit claim and other property offerings and transfers that do not appear here, which may affect how a buyer or seller perceives property values. Always conduct proper due diligence when considering buying or selling property.
More at 400 Sunny Isles
At 400 Sunny Isles, 30 of 230 units are for sale and 15 sold in the last 12 months at an average of $648 per SqFt. Unit 121 asks $647 per SqFt, in line with the building's recent sold average. Figures compiled by Mark Zilbert, a Sunny Isles Beach real estate agent with ONE Sotheby's International Realty, from MLS records.


