Best Real Estate Agents in Key Biscayne, FL• Updated
Looking for the best real estate agent in Key Biscayne, FL? This page compares realtors in Key Biscayne within each home type and price range using actual transaction data — not reviews or paid ads. Whether you want a listing agent in Key Biscayne, FL or help buying a home in Key Biscayne, our 2026 scores use verified sales records, days on market, and sale-to-list ratios.
Market Pulse: Balanced ⚖️
The Key Biscayne, FL real estate market is currently balanced: inventory is tight, but homes are selling below asking. Homes are selling at 95% of list price on average (Sale Price to List Price Ratio). With 14 active listings and 11 closed sales in the latest month, inventory remains at 0.8 months of supply. Trends over the last half-year show median values moving down by 3%, while Average Days on Market has increased by 7%. Transaction speed in Key Biscayne is currently 20 days slower than the broader Miami-dade County benchmark.
Top Listing & Buyer's Agents in Key Biscayne, FL
Source: third-party closed MLS records, data as of Oct 2026. Agents are compared within each home type and price range. How we score agents →
Condos/Co-ops
Entry Level Condo/Co-op Market Trends Median Price Market Trend The Entry Level Condo/Co-op tier had a median sale price of $1.1M over the last 6 months. Days On Market Avg. Market Trend Lower is better Condos/Co-ops in the Entry Level range averaged 81 days on market over the last 6 months. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of Entry Level Condos/Co-ops received 95% of list price on average over the last 6 months.
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Mid-Market Condo/Co-op Market Trends Median Price Market Trend The Mid-Market Condo/Co-op tier had a median sale price of $2.3M over the last 6 months. Days On Market Avg. Market Trend Lower is better Condos/Co-ops in the Mid-Market range averaged 86 days on market over the last 6 months. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of Mid-Market Condos/Co-ops received 95% of list price on average over the last 6 months.
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High-End Condo/Co-op Market Trends Median Price Market Trend The High-End Condo/Co-op tier had a median sale price of $3.9M over the last 6 months. Days On Market Avg. Market Trend Lower is better Condos/Co-ops in the High-End range averaged 103 days on market over the last 6 months. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of High-End Condos/Co-ops received 95% of list price on average over the last 6 months.
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Ultra-Luxury Condo/Co-op Market Trends Median Price Market Trend The Ultra-Luxury Condo/Co-op tier had a median sale price of $6.1M over the last 6 months. Days On Market Avg. Market Trend Lower is better Condos/Co-ops in the Ultra-Luxury range averaged 79 days on market over the last 6 months. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of Ultra-Luxury Condos/Co-ops received 98% of list price on average over the last 6 months.
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Detached Homes
Mid-Market Detached Home Market Trends Median Price Market Trend The Mid-Market Detached Home tier had a median sale price of $3M over the last 6 months. Days On Market Avg. Market Trend Lower is better Detached Homes in the Mid-Market range averaged 65 days on market over the last 6 months. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of Mid-Market Detached Homes received 94% of list price on average over the last 6 months.
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High-End Detached Home Market Trends Median Price Market Trend The High-End Detached Home tier had a median sale price of $4.2M over the last 6 months. Days On Market Avg. Market Trend Lower is better Detached Homes in the High-End range averaged 88 days on market over the last 6 months. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of High-End Detached Homes received 94% of list price on average over the last 6 months.
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Ultra-Luxury Detached Home Market Trends Median Price Market Trend The Ultra-Luxury Detached Home tier had a median sale price of $9.2M over the last 6 months. Days On Market Avg. Market Trend Lower is better Detached Homes in the Ultra-Luxury range averaged 97 days on market over the last 6 months. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of Ultra-Luxury Detached Homes received 93% of list price on average over the last 6 months.
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Townhomes
Entry Level Townhome Market Trends Median Price Market Trend The Entry Level Townhome tier had a median sale price of $1.6M over the last 6 months. Days On Market Avg. Market Trend Lower is better Townhomes in the Entry Level range averaged 56 days on market over the last 6 months. Sale Price to List Price Ratio Market Trend Higher is better Lower is better Sellers of Entry Level Townhomes received 92% of list price on average over the last 6 months.
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Key Biscayne Real Estate Market Trends October 2026
Inventory Breakdown by Segment
| Property Type | Entry Level | High-End | Mid-Market | Ultra-Luxury | Total |
|---|---|---|---|---|---|
| Condo/Co-op | 7 | 1 | 4 | — | 12 |
| Detached Home | — | — | — | 2 | 2 |
Market Insights & FAQ
How is the real estate market in Key Biscayne, FL performing right now?
The data indicates a tight but negotiable market in Key Biscayne, FL. Inventory is at 0.8 months of supply. Inventory is tight, but homes are selling below asking on average, so buyers still have some room to negotiate despite limited choice.
What are the current pricing trends for Key Biscayne, FL real estate?
Currently, $2,419,000 represents the median entry point in Key Biscayne, FL. Over the past half-year, home values in Key Biscayne have moved downward by approximately 3% based on regional transaction data.
Are sellers in Key Biscayne, FL getting their full asking price?
Buyers have some room to negotiate in Key Biscayne, FL, with a Sale Price to List Price Ratio of 94.9%. On average, properties in Key Biscayne are transitioning from active to sold status in 89 days.
Which listing agents does Agent Algo feature in Key Biscayne, FL?
Agent Algo compares agents within the same home type and price range, so Key Biscayne, FL has no single overall winner. Featured listing agents include Katty Chaparro (Entry Level Condos/Co-ops, 2 closed listings), Iosvany Acosta (Mid-Market Condos/Co-ops, 1 closed listing), Elena Iturriaga (Ultra-Luxury Detached Homes, 1 closed listing). Scores are built from closed sales outcomes — not reviews or paid placements.
How does the Key Biscayne, FL market compare to Miami-dade County trends?
Key Biscayne, FL maintains a distinct profile within the broader Miami-dade County region. Median home values are currently 92% higher than the regional average, reflecting the unique demand and inventory dynamics of Key Biscayne.
Which buyer's agents are active in Mid-Market Condos/Co-ops in Key Biscayne, FL?
Monica Steinmuller has recent Mid-Market Condo/Co-op purchases in Key Biscayne, FL, closing faster than the segment average at a below-average sale-to-list ratio. With only a few closings in this segment, treat this as an early signal rather than a ranking. Based on 2 closed purchases in this segment.
Which listing agents are active in Entry Level Condos/Co-ops in Key Biscayne, FL?
Katty Chaparro has recent Entry Level Condo/Co-op listings in Key Biscayne, FL, closing faster than the segment average at an above-average sale-to-list ratio. With only a few closings in this segment, treat this as an early signal rather than a ranking. Based on 2 closed listings in this segment.
Which buyer's agents are active in Entry Level Condos/Co-ops in Key Biscayne, FL?
Eduardo Vera has recent Entry Level Condo/Co-op purchases in Key Biscayne, FL, at a below-average sale-to-list ratio for the segment. With only a few closings in this segment, treat this as an early signal rather than a ranking. Based on 2 closed purchases in this segment.
Which buyer's agents are active in Ultra-Luxury Detached Homes in Key Biscayne, FL?
Giulietta Ulloa has recent Ultra-Luxury Detached Home purchases in Key Biscayne, FL, closing faster than the segment average. With only a few closings in this segment, treat this as an early signal rather than a ranking. Based on 2 closed purchases in this segment.
Which buyer's agents are active in Mid-Market Detached Homes in Key Biscayne, FL?
Philip Meagher has recent Mid-Market Detached Home purchases in Key Biscayne, FL, closing faster than the segment average at a below-average sale-to-list ratio. With only a few closings in this segment, treat this as an early signal rather than a ranking. Based on 1 closed purchase in this segment.
Which buyer's agents are active in High-End Condos/Co-ops in Key Biscayne, FL?
Guillermo Meneses Imber has recent High-End Condo/Co-op purchases in Key Biscayne, FL, at a below-average sale-to-list ratio for the segment. With only a few closings in this segment, treat this as an early signal rather than a ranking. Based on 1 closed purchase in this segment.
Which buyer's agents are active in High-End Detached Homes in Key Biscayne, FL?
Claudia Fontecilla has recent High-End Detached Home purchases in Key Biscayne, FL, at a below-average sale-to-list ratio for the segment. With only a few closings in this segment, treat this as an early signal rather than a ranking. Based on 1 closed purchase in this segment.
Which buyer's agents are active in Entry Level Townhomes in Key Biscayne, FL?
Fernanda Paschoalim De Castro has recent Entry Level Townhome purchases in Key Biscayne, FL. With only a few closings in this segment, treat this as an early signal rather than a ranking. Based on 1 closed purchase in this segment.