Allendale Road, Key Biscayne, FL
Everything we know about Allendale Road in Key Biscayne: what is for sale, what has sold, what the homes are like and which communities the street runs through — from the MLS record and county parcel data, refreshed nightly.
31 homes sit on Allendale Road in Key Biscayne, FL (ZIP 33149), built 1950–2022, a typical 2,671 sq ft with 4 bedrooms. Nothing is listed for sale on the street today. Homes that sold since 2023 went for a median $2,850,000.
The homes on Allendale Road
31 single-family. Built by decade: 1950s 19, 1990s 5, 2000s 1, 2010s 5, 2020s 1.
Last recorded sales (parcel record)
| Address | Sold | Date | Built | Sq ft |
|---|---|---|---|---|
| 760 Allendale Road | $2,850,000 | 2026-04-13 | 1950 | 2,388 |
| 670 Allendale Road | $3,475,000 | 2026-01-27 | 1950 | 2,320 |
| 600 Allendale Road | $3,500,000 | 2026-01-16 | 1950 | 2,775 |
| 561 Allendale Road | $3,726,000 | 2025-07-07 | 1950 | 2,473 |
| 710 Allendale Road | $2,730,000 | 2025-05-08 | 1950 | 1,979 |
| 675 Allendale Road | $2,750,000 | 2024-02-23 | 1950 | 2,537 |
| 665 Allendale Rd | $2,350,000 | 2023-04-12 | 1953 | 2,406 |
| 544 Allendale Road | $2,550,000 | 2022-02-15 | 1952 | 1,877 |
| 630 Allendale Road | $2,400,000 | 2021-08-26 | 1951 | 2,022 |
| 791 Allendale Road | $2,000,000 | 2021-07-27 | 1951 | — |
| 545 Allendale Road | $3,200,000 | 2021-05-17 | 1995 | 3,626 |
| 690 Allendale Road | $4,250,000 | 2021-05-03 | 1999 | 4,881 |
| 445 Allendale Road | $1,330,000 | 2020-10-16 | 2022 | 1,044 |
| 745 Allendale Road | $1,250,000 | 2020-02-28 | 1950 | 1,850 |
| 605 Allendale Road | $3,100,000 | 2019-06-20 | 2011 | 4,102 |
| 475 Allendale Road | $2,200,000 | 2018-11-13 | 1951 | 2,927 |
| 780 Allendale Road | $2,700,000 | 2018-02-28 | 2012 | 4,240 |
| 740 Allendale Road | $2,200,000 | 2015-10-01 | 1951 | 3,040 |
| 785 Allendale Road | $2,150,000 | 2014-10-10 | 1990 | 3,428 |
| 685 Allendale Road | $2,100,000 | 2014-04-24 | 1951 | 3,243 |
Communities along Allendale Road
- Biscayne Key Estates · 12 homes on the street
- Biscayne Key Estates · 9 homes on the street
- Tropical Isle Homes · 4 homes on the street
- Tropical Isle Homes · 2 homes on the street
- Tropical Isle Homes · 1 homes on the street
- Tropical Isle Homes · 1 homes on the street
How to read this
Home counts, build years, sizes and last sales come from the county parcel record joined to MLS history; listings and 12-month closings from the live MLS feeds as of October 14, 2026. Listings appear courtesy of the listing brokerage under IDX rules; information deemed reliable but not guaranteed. See also all 85 homes for sale in Key Biscayne, homes for sale in 33149.