Home › Condos for Sale › Aston Martin Residences › Unit 503C
300 Biscayne Blvd Way, Unit 503C
+56 more
$2.6M

Aston Martin Residences Unit 503C

300 Biscayne Blvd Way, Unit 503C • Miami, FL 33131

at Aston Martin Residences

Beds
2
Baths
3
Living Area
1,675 SF
Price / SF
$1,579
HOA / Monthly
$3,253
Days on Market
213

About This Unit

Largest Split Floor plan, Fully Furnished 2 bedrooms + DEN, 3 full bathrooms condo at Aston Martin Residences with direct Miami River views. Located on the 5th floor, this 1675 sq ft unit boasts one of the largest living rooms available for 2 bedrroms type (18'x31'). Motorized shares and sensor montion in closet lighting. Exclusive floor plan, with 9 limited residences like this one. This residence includes 1 assigned parking space on same floor and top-tier finishes throughout. The building offers over 42,000 sq ft of world-class amenities, including a swimming pool on the 55th floor, a state of the art gym, spa, art gallery, 2 Movie theathers, golf practice area, grand community room, Kids room, house Car, valet parking, and concierge services.

Pricing at Aston Martin Residences — $1,579/sqft
At $1,579/sqft, Aston Martin Residences Unit 503C is priced below the building's typical 2BR — worth a closer look.
Aston Martin Residences Unit 503C vs Active Listings at Aston Martin Residences: This condo is -6.1% lower ($102/less per sqft) than the building's active 2BR median of $1,681/sqft, based on 16 active 2BRs.
Aston Martin Residences Unit 503C vs Recent Sold Listings at Aston Martin Residences: This unit is +34.7% higher (+$407/more per sqft) than recent 2BR sales (median $1,172/sqft, based on 9 sales over 9 months).
Rank: This unit's $/sqft is higher than 25% of currently-active 2BR units at Aston Martin Residences (sample of 16).
Insider Negotiation Strategy: 2BR units at Aston Martin Residences typically close at 90.0% of asking. At that ratio, this unit could plausibly trade around $2,380,500.
Based on live MIAMIRE active & closed listings at Aston Martin Residences.
Time on Market — 213 days
Aston Martin Residences Unit 503C is above the typical days on market for this building. The seller may be flexible on price.
This unit's 213 days on the market is 48 days longer than the active 2BR median of 165 days (+29.1%).
Inventory position: 77th percentile for 2BRs currently active at this building.
Estimated Monthly Cost
Mortgage (P&I)
$14,363
HOA
$3,253
Property Tax
$0
Total / mo
$17,616
Assumes 7.20% rate on 20% down (30-year fixed). Tax effective rate 0.00%. HOA $1.94/sqft · All-in $10.52/sqft / month. Excludes wind / flood / contents insurance — verify your actual rate with a lender.

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Recent Comparable Sales

Active 2BR Comps at Aston Martin Residences

UnitListSqft$/sqftDOM
#— — 1,474 $1696 446
#— — 1,578 $1331 49
#— — 1,675 $1761 60
#— — 1,829 $1638 1
#— — 1,699 $1766 1

Recent Closed 2BR Sales

ClosedUnitSold$/sqftvs List
2025-09-25 #— $2,000,000 $1177 —
2025-09-25 #— $2,415,000 $1132 —
2025-09-22 #— $1,850,000 $1172 —
2026-02-02 #— $1,550,000 $1079 —
2026-03-05 #— $2,250,000 $1324 —
Comps are limited to the same bedroom count. Sold prices reflect what closed buyers actually paid.
What to Verify
Building Age: Built in 2024 (2 years old).
Verify all of the above with the HOA before closing.
💰 Current Owner's Cost Basis
The current owner bought this unit Aug 2024 for $1,951,200 — held 2 years. They’re now asking $2,645,000 — +35.6% (+$693,800) vs. cost basis.
Source: most recent qualified deed on file with the Miami-Dade Property Appraiser.
⚡ Possible Flip
21 months ago the current owner paid $1,951,200. They’re now asking +35.6% over that — $693,800 more in 21 months.
Sales History
Date Price Type
Aug 2024 $1,951,200 arm’s-length
Source: Miami-Dade Property Appraiser. This unit owns 0.1945% of the building’s common elements. County living area: 1,675 sqft.
Unit: 503C
Year Built: 2024
Stories: 66
City: Miami
Postal Code: 33131
HOA Fee: $3,253 / Monthly
View: Bay, River
Waterfront: Yes
Private Pool: No
Heating: Central, Electric
Cooling: Central Air, Electric
Days on Market: 213
Listed: September 5, 2025
MLS #: A11871215

Location

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Email About This Unit
Listing courtesy of: Serhant   ·  3057245807
Information provided by Miami Association of Realtors / SEFMLS • Deemed reliable but not guaranteed • MLS #: A11871215 • Updated Apr 28, 2026
Ricky Garcia Miami Realtor
Your Miami Insider

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Ricky Garcia  |  Global Luxury Realty  |  License #3521781

Ricky has closed deals at Aston Martin Residences. He knows the HOA, the best floors, and which units to avoid. Get a free no-pressure market analysis before you make any offer.

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