Onyx on The Bay
665 NE 25th Street, Miami, FL 33137
ALERTS FOR ONYX ON THE BAY
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Mark Zilbert is a Miami real estate agent who follows every listing and sale at Onyx on The Bay. Buyers and sellers can call or text Mark at (786) 280-0201.
Building Facts
| Developer | BAP Development and GGM |
|---|---|
| Architect | Bermello Ajamil |
| Year Built | 2007 |
| Units | 117 |
| Unit sizes | 886 – 3,359 SqFt |
About Onyx on The Bay
Onyx on The Bay is a 28-story condo of 117 residences on Biscayne Bay at 665 NE 25th Street, completed in 2007. BAP Development and GGM Developers built it to a Bermello Ajamil & Partners design with an all-glass facade, Paola Velasquez common-area interiors and an 8th-floor sunset garden. Its lofts, one- to four-bedroom residences and penthouses run 886 to 3,359 SqFt. Owners have an infinity-edge heated pool, a hot tub, a sauna and steam room, a 3,000-SqFt fitness center, billiards, a wine cellar, a 32-seat theater and a poolside barbecue.
By Mark Zilbert, Global Real Estate Advisor · updated October 2026
Asking prices by bedrooms: 1 bed $620K to $759K · 2 beds $779K to $850K
For Sale
6 units · avg asking $646/SqFt
| Unit ⇅ | Price ⇅ | Listed ⇅ |
|---|---|---|
| 12021 bed · 942 SqFt | $620,000$658/SqFt | 6/3/266/3 |
| 201Under Contract1 bed · 912 SqFt | $639,000$701/SqFt | 10/5/2610/5 |
| 21021 bed · 942 SqFt | $660,000$701/SqFt · ▼2.8% | 3/9/263/9 |
| 4031 bed · 996 SqFt | $759,000$762/SqFt | 9/5/269/5 |
| 21052 bed · 1,368 SqFt | $779,000$569/SqFt | 3/30/263/30 |
| 18012 bed · 1,508 SqFt | $850,000$564/SqFt · ▼14.6% | 12/18/2512/18/25 |
Pending Sales
Under contract, awaiting closing. The freshest signal of where prices are settling. In the MLS: For sale is Active or Active with Contract; these are Pending. The price shown is the asking price. The closed price appears in Sold when it records.
No residences under contract at the moment.
Sold · Last 12 Months
7 closed sales · avg $513/SqFt · avg 93% of last asking price
| Unit ⇅ | Sold Price ⇅ | % of Ask ⇅ | Closed ⇅ |
|---|---|---|---|
| 8022 bed · 1,331 SqFt | $770,000list $799,000 | 96% | 8/24/268/24 |
| 10012 bed · 1,508 SqFt | $758,000list $775,000 | 98% | 6/22/266/22 |
| 12012 bed · 1,508 SqFt | $675,000list $749,000 | 90% | 5/1/265/1 |
| 2063 bed · 1,680 SqFt | $868,000list $938,000 | 93% | 3/17/263/17 |
| 4052 bed · 1,153 SqFt | $615,000list $690,000 | 89% | 3/4/263/4 |
| 18052 bed · 1,368 SqFt | $685,000list $729,000 | 94% | 3/3/263/3 |
| 15042 bed · 1,237 SqFt | $650,000list $730,000 | 89% | 12/5/2512/5/25 |
% of ask compares the closed price to the final list price. The building's full sold history, 128 sales, lives on the archive view.
Lines and Floorplans
A line is a stack of identical residences, the same plan and views, one above another. Each line’s last sale is the cleanest comp a buyer can get.
| Line ⇅ | Beds ⇅ | SqFt ⇅ | Plan |
|---|---|---|---|
| 1A | 1 / 1½ | 1,153 | — |
| 1B | 1 / 1 | 886 | — |
| 1C | 1 / 1½ | 942 | — |
| 2A | 2 / 2½ | 1,237 | — |
| 2B | 2 / 2½ | 1,368 | — |
| 2C | 2 / 2½ | 1,508 | — |
| 2D | 2 / 2½ | 1,286 | — |
| 3A | 3 / 3½ | 1,680 | — |
| — | 1 / 1½ | 912 | — |
| — | 1 / 1½ | 941 | — |
| — | 1 / 1½ | 996 | — |
| — | 1 / 1½ | 974 | — |
| — | 2 / 2½ | 1,770 | — |
| — | 2 / 2½ | 1,310 | — |
| — | 2 / 2½ | 1,425 | — |
| — | 2 / 2½ | 1,368 | — |
| — | 4 / 4½ | 3,359 | — |
| — | 3 / 4½ | 2,897 | — |
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Location
665 NE 25th Street · Edgewater
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Onyx on The Bay, 665 NE 25th Street, Miami
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