Grand Bay Tower Condo in Key Biscayne

Grand Bay Tower Condo
Homes for Sale in Key Biscayne, FL

Community in Key Biscayne · Miami-Dade County · ZIP 33149
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Photo via MIAMI MLS

Built fromLive MIAMI MLS data8 years of closingsUpdated twice daily

As of September 2026, GRAND BAY TOWER CONDO in FL has 4 homes for sale, asking from $3,400,000 to $6,900,000 (median $5,170,000). Homes listed or recently sold were built 1999–1999; 4 of 4 report an HOA (median $3,642/mo).

Live · Grand Bay Tower Condo Housing Pulse MIAMI MLS + public records Analysis by Momentum Realty · $3.5B+ sold · 10,000+ customers served · Top 1% in Florida (RealTrends)
Tempo
1
Sold · last 12 mo
10-yr average: about 3 a year
Ownership and context
83%
Cash buyers · Grand Bay Tower Condo
5 of 6 sales, 12 mo ending July 2023
Jon Brooks, founder of Momentum Realty
Jon's Current Read

Grand Bay Tower Condo has produced very little in the way of recent closed activity, with only a single closing in the current window. That kind of thin transaction volume means there is not enough data to establish a reliable price trend, and any pricing conversation here has to lean on comparable buildings and unit-specific condition rather than a statistically meaningful average.

For a buyer or seller, the practical takeaway is that this is a market where you negotiate off the individual unit, not off a headline number. A single closing does not tell you whether the building is tightening or loosening, so due diligence on recent comparable sales in the immediate area matters more than usual.

The 60-Second Overview

Grand Bay Tower Condo sits in Miami-Dade County, and current MLS data does not identify specific building amenities, so anything beyond the unit itself should be confirmed directly with the condo association.

Pre-construction details are compiled from public records, builder announcements and builder listings, and are subject to change without notice; figures are deemed reliable but not guaranteed. Momentum Research figures are our own analysis. This page describes homes, pricing and community attributes, not residents.

Best for

  • A buyer comfortable making a decision based on unit-specific inspection and building due diligence rather than a market track record
  • A buyer or seller open to a longer, more hands-on negotiation given limited comparable sales
  • Someone prioritizing a Miami-Dade condo location over amenity-driven decision making

Probably not for

  • A buyer who wants a clear, data-backed price trend before committing
  • Someone relying on specific building amenities as a primary decision factor without confirming them first
  • A buyer uncomfortable proceeding without several recent comparable closings to reference

The market around Grand Bay Tower Condo

Grand Bay Tower Condo is too small for its own price trend, so here is the market around it.

Across Miami-Dade County, 60 homes are active and 15 pending (20% under contract).

Homes here are condominium.

ZIP and county figures describe the wider market, not Grand Bay Tower Condo specifically. Momentum Research analysis of MLS records.

Homes For Sale Right Now in Grand Bay Tower Condo

Live MLS inventory for Grand Bay Tower Condo. Every active listing, what is under contract right now, and the last 12 months of closed sales, refreshed twice a day. Closed comps beat an algorithm's guess every time.

Active and pending Grand Bay Tower Condo listings as of 2026-09-02, priced high to low. Based on information from the Southeast Florida Multiple Listing Service (SEFMLS) or from MIAMI Association of REALTORS(R) for the period 2018 through 2026. Tap any home to ask about it.

Recent Developments in Grand Bay Tower Condo

Development, infrastructure, retail, and school activity affecting Grand Bay Tower Condo, tracked by our team and summarized from public reporting and official sources, with links to the original coverage. Last updated August 2026.

Dev Momentum85/100 · High
  1. July 2026
    Development

    Construction permits filed for two-tower Biscayne 18 in Edgewater

    Melo Group filed construction permit applications with the City of Miami for Biscayne 18, a two-tower project with 1,178 residential units at 1825 Biscayne Boulevard in Edgewater. The towers reach about 465 feet across 45 stories, with an estimated construction cost of $321 million and space for office, retail, and a banquet hall.

    What it may mean for the marketMoves a large two-tower residential project toward construction in Edgewater, adding more than a thousand units plus office and retail space along the Biscayne Boulevard corridor. The site is less than a mile northwest of Grand Bay Tower Condo.

    Source: Florida YIMBY
  2. July 2026
    Development

    OKO Lilli condo tower nabs Miami review board approval in Edgewater

    The Miami Urban Development Review Board recommended approval for OKO Group's OKO Lilli, a 53-story tower with 117 units at 717 Northeast 27th Street in Edgewater. Plans include a 350-foot public baywalk, an eight-story garage with 244 spaces, and Aman-curated amenities.

    What it may mean for the marketAdds a high-rise condo tower and a public baywalk to the Edgewater bayfront, expanding the local housing supply and waterfront access along Biscayne Bay. The site is about 1 mile northwest of Grand Bay Tower Condo.

    Source: The Real Deal
  3. July 2026
    Development

    619 Brickell by Nobu condo tower wins review board approval

    The Miami Urban Development Review Board recommended approval for 619 Brickell by Nobu, a 75-story tower with 321 units from 13th Floor Investments and Key International at 619 Brickell Avenue. The design by Foster and Partners and Sieger Suarez preserves First Miami Presbyterian Church and adds ground-floor commercial space and a public baywalk.

    What it may mean for the marketAdds a branded ultra-tall condo tower to the Brickell waterfront while preserving an existing church, expanding luxury housing and adding public baywalk and commercial space. The site is about 2 miles southwest of Grand Bay Tower Condo.

    Source: The Real Deal
  4. July 2026
    Development

    Foundation pour completed for Twenty Sixth and 2nd Wynwood Residences

    Developers PMG and LNDMRK Development completed foundation work and began vertical construction on Twenty Sixth and 2nd, an 8-story building with 233 residences at 2600 NW 2nd Avenue in Wynwood. The project includes about 26,000 square feet of ground-floor retail and over 32,000 square feet of amenities, with completion expected in the second quarter of 2028.

    What it may mean for the marketAdvances a new mid-rise rental building with ground-floor retail in the Wynwood district, adding housing units and street-level commercial space as vertical construction begins. The site is about 2 miles northwest of Grand Bay Tower Condo.

    Source: Florida YIMBY
  5. June 2026
    Development

    Grupo T&C plans 62-story 13th Edge tower near Brickell

    Grupo T&C filed a pre-application with Miami-Dade County for 13th Edge, a 62-story, 648,700-square-foot tower at 237 Southwest 13th Street with 400 apartments and 400 hotel rooms. The project, designed by Kobi Karp Architecture, would replace the 36-unit El Vedado condominium built in 1972.

    What it may mean for the marketIntroduces a large mixed-use residential and hotel tower to the area west of Brickell, adding hundreds of apartments and hotel rooms and replacing a small older condominium. The project is about 2 miles southwest of Grand Bay Tower Condo, elsewhere in Miami-Dade County.

    Source: The Real Deal
  6. May 2026
    Development

    Miami Beach board approves Terra's 106-unit luxury condo tower at 1250 West Avenue

    Miami Beach's Design Review Board granted unanimous approval for a 330-foot condo tower with 106 units at 1250 West Avenue, developed by Terra Group with RG Development Group and GV Development. The building would replace a 15-story, 238-unit condo constructed in 1964 and include two penthouses with rooftop pools and ground-floor commercial space.

    What it may mean for the marketAdds a new luxury condo tower to the West Avenue corridor, replacing an aging mid-century building with a taller structure and ground-floor retail space, reshaping the bayfront skyline and local housing stock. The project is about 2 miles east of Grand Bay Tower Condo, elsewhere in Miami-Dade County.

    Source: The Real Deal

Development alerts for Grand Bay Tower CondoGet a short monthly email when something new is approved, funded, or opens near Grand Bay Tower Condo.

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Summaries reflect public reporting and official sources linked above as of the dates shown. Project details, timelines, and approvals can change. Commentary on potential market effects is general observation, not investment advice or a prediction for any specific property. For the freshest items across the whole region, see This Week in Northeast Florida.

If we were buying in Grand Bay Tower Condo today, this is the order of operations we would run for our clients.

1

Underwrite the condition first. Price the roof, HVAC, and systems honestly before judging any list price; condition swings value here more than square footage alone.

2

Match the home to real comps. Recent sales of similar condition and lot, not the asking price, tell you what a home is worth.

3

Move deliberately, not desperately. Neither side has a decisive edge, so a well-prepared, fairly-priced offer wins without overpaying.

4

Line up financing and inspection early. A pre-approval and an inspection plan let you act fast and negotiate from evidence.

5

Keep an agent in your corner. The listing agent works for the seller; we represent you and prepare a hand-built valuation before any offer in Grand Bay Tower Condo.

Best Buy
Best for a buyer or seller focused on a specific unit rather than a broad market trend.
Biggest Risk
The risk is that limited closed data makes it hard to confirm fair market value without independent verification.
Sweet Spot
The sweet spot is a buyer willing to do extra diligence on the individual unit and building in exchange for negotiating room.
Avoid If
Avoid if you need a well-documented price trend to feel confident before making a decision.

Reading a Thin Data Market

With only one closing in the current window, Grand Bay Tower Condo does not offer the kind of sample size that supports confident pricing benchmarks. This is common in smaller or slower-turning condo buildings, and it means both buyers and sellers should treat any single comparable sale as a data point rather than a market signal.

Because current MLS listings do not identify community amenities, prospective buyers should request building-specific details directly from the association or a current listing agent, covering things like building services, parking arrangements, and any assessments, none of which can be assumed from market data alone.

The location and the amenities are priced into every listing in Grand Bay Tower Condo. The deal is won or lost on condition, the comps, and the renovation math.

Jon Brooks · Founder, Momentum Realty

Why work with Momentum here

In a building with this little recent transaction history, the value of an agent who will actually verify unit-level condition, building financials, and true comparables outweighs any reliance on a headline market statistic. We do that legwork before you make an offer, not after.

Grand Bay Tower Condo in 15 seconds.

Best forBest for a buyer or seller focused on a specific unit rather than a broad market trend.
Biggest advantageThe advantage here is negotiating leverage that comes from thin competition rather than a documented price pattern.
Biggest riskThe risk is that limited closed data makes it hard to confirm fair market value without independent verification.
Sweet spotThe sweet spot is a buyer willing to do extra diligence on the individual unit and building in exchange for negotiating room.
Avoid ifAvoid if you need a well-documented price trend to feel confident before making a decision.

HOA, CDD & Fees

In short
  • HOA status not on record. Verify any dues before you offer
  • Any club/amenity membership is billed separately

Confirm the current HOA dues, exactly what they cover, and any CDD bond or special assessment for a specific address before you offer.

The takeaway

Selling here is won on condition and pricing to real comps, not an automated estimate. The right number comes from closed Grand Bay Tower Condo sales matched to your home.

What is your Grand Bay Tower Condo home worth?

Get a no-obligation home value based on real comparable sales in Grand Bay Tower Condo, not an automated guess. Tell us about your home and we will personally prepare your numbers and a pricing strategy. No obligation, no spam.

See homes for sale in Grand Bay Tower Condo on the map →

Real comps, not an automated estimate.

Frequently Asked Questions

Do cash buyers compete in Grand Bay Tower Condo?
Cash buyers took 83% of Grand Bay Tower Condo sales in the 12 months ending July 2023 (5 of 6 closings, MIAMI MLS).
Who is the best real estate agent for Grand Bay Tower Condo?
The best agent for Grand Bay Tower Condo is one who actively works Key Biscayne and knows the community's pricing, fees, and current inventory. Tell us what you're looking for in the form on this page and Momentum Realty will match you with a local specialist for Grand Bay Tower Condo.
How do I find a top Key Biscayne real estate agent who knows Grand Bay Tower Condo?
Share a few details in the form on this page. Momentum Realty has 320+ agents and more than $3.5B in closed sales, and we'll connect you with one who knows Grand Bay Tower Condo and the wider Key Biscayne area.
Can Momentum Realty connect me with an agent for Grand Bay Tower Condo?
Yes. Use the form on this page and we'll introduce you to a local specialist who can guide your Grand Bay Tower Condo purchase or sale - no call center and no pressure.
A buyer comfortable making a decision based on unit-specific inspection and building due diligence rather than a market track recordExcellent fit
A buyer or seller open to a longer, more hands-on negotiation given limited comparable salesExcellent fit
Someone prioritizing a Miami-Dade condo location over amenity-driven decision makingExcellent fit
A buyer who wants a clear, data-backed price trend before committingProbably not
Someone relying on specific building amenities as a primary decision factor without confirming them firstProbably not
A buyer uncomfortable proceeding without several recent comparable closings to referenceProbably not

Data sources & freshness

Under-contract sharesMIAMI MLS records, as of 2026-07-18
Historical depthClosed-sale records back to 2018 (27 transactions analyzed)

Verify the primary sources yourself: Florida DOR · U.S. Census · FEMA flood maps · Citizens Property Insurance.

Momentum Research figures are our own analysis of MIAMI MLS records; MLS data is deemed reliable but not guaranteed. Methodology: how Momentum market scores are computed. Market metrics describe homes for sale and recent sales, not residents.

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You just read the data. Now see what your home is worth.

The numbers on this page move markets in the aggregate. The number that matters to you is what a buyer pays for your address. Momentum sells for 1.25% above the MIAMI MLS member average and 8 days faster, and we’ll price yours against live your area comps.

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Thinking of selling in GRAND BAY TOWER CONDO? 1 recorded closings (window ending 2026-07-20). See the Miami-Dade County sell-now-or-wait data, what made 201,552 Florida listings fail in the last 12 months, or compare a cash offer vs. listing. Compiled from MLS records; deemed reliable but not guaranteed.
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