Nine Island Avenue
Mid-Beach, Miami · 9 Island Ave, Miami Beach, FL 33139
Nine Island Avenue in Mid-Beach, Miami has 629 recorded condominium sales dating back to 1983, a median sale price of $410K and an average of $357 per square foot. Every figure below is drawn from recorded deeds — not listings, not estimates.
Nine Island Avenue is one of 57 condo buildings CURVE covers in Mid-Beach, where the median recorded price is $250 per square foot. By that measure it ranks #25 of 57 in the neighborhood.
The record
Sales activity
Recorded sales by year
Every deed recorded in Nine Island Avenue, by year, with that year's median price.
Sales by price point
How 629 recorded sales distribute across the price ladder.
Unit mix sold
Bedroom count across recorded sales.
10 most recent sales
| Unit | Date | Beds | Type | Price | $/SF | Change |
|---|---|---|---|---|---|---|
| 1114 | 10/1/2026 | 3 Beds | Resale 4 | $2.9M | $1,224 | +144% |
| 2104 | 9/29/2026 | 2 Beds | Resale 3 | $1.8M | $1,250 | +72% |
| 710 | 9/10/2026 | 2 Beds | Resale 3 | $918K | $771 | +41% |
| 705 | 8/21/2026 | 2 Beds | Resale 5 | $1.6M | $1,094 | +97% |
| T2 | 8/13/2026 | 3 Beds | Resale 3 | $4.8M | $2,330 | +111% |
| 810 | 8/4/2026 | 2 Beds | Resale 4 | $712K | $598 | +181% |
| 2115 | 7/28/2026 | 2 Beds | Resale 3 | $1.5M | $811 | +207% |
| 407 | 7/20/2026 | 2 Beds | Resale 4 | $2.0M | $1,118 | +88% |
| 1906 | 5/12/2026 | 2 Beds | Resale 2 | $1.3M | $903 | +550% |
| 2109 | 5/4/2026 | 2 Beds | Resale 4 | $910K | $616 | +52% |
The full Nine Island Avenue record
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More buildings in Mid-Beach
About this record
Where does this data come from?
Every sale shown is a deed recorded with the Miami registry — the legal record of the transaction, not a listing or an estimate. CURVE assembles, verifies and reconciles each one to the building and the unit.
How many sales are in Nine Island Avenue?
629 recorded sales, going back to 1983, of which 628 are resales. This page shows the 10 most recent; members see all of them.
What has Nine Island Avenue done over time?
Resales in the building have changed hands at an average of +81.7% against their prior recorded price, after an average hold of 7.9 years.
What do members see that I don't?
The complete sales table, each unit's full chain of title, buyer and seller names, financing detail, the deed book and page behind every figure, the condo documents, and reports you can send to a client.