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Real Estate Deal Intelligence · South Florida

Undervalued homes & investment deals in Key Biscayne, FL

Every active MLS listing in Key Biscayne scored 1–100 for how far below market it is, days on market, price cuts and motivated-seller signals — with the estimated equity in dollars. 54 deals, 54 priced below comparable homes.

54

Deals scored

54

Below market

66%

Avg discount

72

Top score

526 Satinwood Dr, Key Biscayne FL 33149Score 7299% below

$12,500

526 Satinwood Dr, Key Biscayne FL 33149

4bd · 3ba · 2,112 sqft

Below market~$1,684,500 equity
440 S Mashta Dr, Key Biscayne FL 33149Score 7199% below

$85,000

440 S Mashta Dr, Key Biscayne FL 33149

6bd · 7ba · 8,202 sqft

Below market~$12,803,000 equity
1111 Crandon Blvd # A306, Key Biscayne FL 33149Score 7137% below

$7,500

1111 Crandon Blvd # A306, Key Biscayne FL 33149

2bd · 2ba · 1,409 sqft

Below market~$4,500 equity
31 Island Dr, Key Biscayne FL 33149Score 7030% below

$9,800,000

31 Island Dr, Key Biscayne FL 33149

6bd · 7ba · 5,826 sqft

Below market~$4,199,000 equity
330 Gulf Rd, Key Biscayne FL 33149Score 6399% below

$40,000

330 Gulf Rd, Key Biscayne FL 33149

5bd · 5ba · 3,202 sqft

Below market~$4,920,000 equity
199 Ocean Lane Dr # 1004, Key Biscayne FL 33149Score 6299% below

$5,500

199 Ocean Lane Dr # 1004, Key Biscayne FL 33149

2bd · 2ba · 1,260 sqft

Below market~$675,500 equity
201 Knollwood Dr, Key Biscayne FL 33149Score 6199% below

$70,000

201 Knollwood Dr, Key Biscayne FL 33149

5bd · 6ba · 5,341 sqft

Below market~$13,383,000 equity
310 Harbor Ct, Key Biscayne FL 33149Score 61100% below

$13,500

310 Harbor Ct, Key Biscayne FL 33149

4bd · 2ba · 2,175 sqft

Below market~$4,213,500 equity
541 S Mashta Dr, Key Biscayne FL 33149Score 60100% below

$21,500

541 S Mashta Dr, Key Biscayne FL 33149

6bd · 9ba · 4,757 sqft

Below market~$7,453,500 equity
445 Grand Bay Dr # 310, Key Biscayne FL 33149Score 6067% below

$10,000

445 Grand Bay Dr # 310, Key Biscayne FL 33149

3bd · 4ba · 2,950 sqft

Below market~$20,000 equity
100 Sunrise Dr # 25, Key Biscayne FL 33149Score 5973% below

$1,400

100 Sunrise Dr # 25, Key Biscayne FL 33149

1bd · 1ba · 530 sqft

Below market~$3,600 equity
200 Ocean Lane Dr # 909, Key Biscayne FL 33149Score 5930% below

$8,000

200 Ocean Lane Dr # 909, Key Biscayne FL 33149

2bd · 2ba · 1,350 sqft

Below market~$3,000 equity
9 Harbor Pt, Key Biscayne FL 33149Score 5898% below

$150,000

9 Harbor Pt, Key Biscayne FL 33149

8bd · 11ba · 11,028 sqft

Below market~$5,878,000 equity
181 Crandon Blvd # 306, Key Biscayne FL 33149Score 5851% below

$8,000

181 Crandon Blvd # 306, Key Biscayne FL 33149

3bd · 2ba · 1,600 sqft

Below market~$8,000 equity
201 Crandon Blvd # 439, Key Biscayne FL 33149Score 5899% below

$6,500

201 Crandon Blvd # 439, Key Biscayne FL 33149

2bd · 2ba · 1,541 sqft

Below market~$618,500 equity
1121 Crandon Blvd # F1107, Key Biscayne FL 33149Score 5839% below

$7,750

1121 Crandon Blvd # F1107, Key Biscayne FL 33149

2bd · 2ba · 1,782 sqft

Below market~$5,250 equity
24 Grand Bay Estates Circle, Key Biscayne FL 33149Score 5824% below

$4,950,000

24 Grand Bay Estates Circle, Key Biscayne FL 33149

5bd · 5ba · 4,220 sqft

Below market~$1,587,000 equity
300 Galen Dr # 206, Key Biscayne FL 33149Score 5858% below

$3,800

300 Galen Dr # 206, Key Biscayne FL 33149

2bd · 2ba · 1,068 sqft

Below market~$5,200 equity
210 Sea View Dr # 405, Key Biscayne FL 33149Score 5760% below

$4,500

210 Sea View Dr # 405, Key Biscayne FL 33149

2bd · 2ba · 1,330 sqft

Below market~$6,500 equity
177 Ocean Lane Dr # 1008, Key Biscayne FL 33149Score 5634% below

$7,000

177 Ocean Lane Dr # 1008, Key Biscayne FL 33149

2bd · 2ba · 1,260 sqft

Below market~$4,000 equity
55 Ocean Lane Dr # 1030, Key Biscayne FL 33149Score 5699% below

$3,550

55 Ocean Lane Dr # 1030, Key Biscayne FL 33149

1bd · 2ba · 972 sqft

Below market~$288,450 equity
360 Ocean Dr # 905S, Key Biscayne FL 33149Score 5599% below

$20,000

360 Ocean Dr # 905S, Key Biscayne FL 33149

2bd · 3ba · 1,703 sqft

Below market~$3,377,000 equity
360 Ocean Dr # 305S, Key Biscayne FL 33149Score 5599% below

$19,000

360 Ocean Dr # 305S, Key Biscayne FL 33149

2bd · 3ba · 1,542 sqft

Below market~$1,572,000 equity
650 Curtiswood Dr, Key Biscayne FL 33149Score 5599% below

$21,400

650 Curtiswood Dr, Key Biscayne FL 33149

6bd · 5ba · 3,356 sqft

Below market~$3,726,600 equity
335 W Enid Dr, Key Biscayne FL 33149Score 5599% below

$20,000

335 W Enid Dr, Key Biscayne FL 33149

5bd · 6ba · 3,495 sqft

Below market~$3,883,000 equity
705 Crandon Blvd # 405, Key Biscayne FL 33149Score 5114% below

$9,500

705 Crandon Blvd # 405, Key Biscayne FL 33149

2bd · 2ba · 1,310 sqft

Below market~$1,500 equity
360 Ocean Dr # 304S, Key Biscayne FL 33149Score 5199% below

$26,000

360 Ocean Dr # 304S, Key Biscayne FL 33149

2bd · 4ba · 1,823 sqft

Below market~$1,855,000 equity
360 Ocean Dr # 606S, Key Biscayne FL 33149Score 5199% below

$29,800

360 Ocean Dr # 606S, Key Biscayne FL 33149

3bd · 5ba · 2,257 sqft

Below market~$2,299,200 equity
290 Sunrise Dr # 304, Key Biscayne FL 33149Score 5152% below

$3,600

290 Sunrise Dr # 304, Key Biscayne FL 33149

2bd · 1ba · 886 sqft

Below market~$3,400 equity
350 Redwood Ln, Key Biscayne FL 33149Score 51100% below

$21,500

350 Redwood Ln, Key Biscayne FL 33149

5bd · 6ba · 3,633 sqft

Below market~$5,606,500 equity
210 Sea View Dr # 207, Key Biscayne FL 33149Score 5161% below

$3,350

210 Sea View Dr # 207, Key Biscayne FL 33149

1bd · 2ba · 875 sqft

Below market~$5,650 equity
442 Ridgewood Rd, Key Biscayne FL 33149Score 5199% below

$27,500

442 Ridgewood Rd, Key Biscayne FL 33149

5bd · 7ba · 3,475 sqft

Below market~$5,355,500 equity
592 Fernwood Rd # B, Key Biscayne FL 33149Score 5133% below

$11,490

592 Fernwood Rd # B, Key Biscayne FL 33149

3bd · 3ba · 1,700 sqft

Below market~$5,510 equity
55 Ocean Lane Dr # 3030, Key Biscayne FL 33149Score 5099% below

$3,150

55 Ocean Lane Dr # 3030, Key Biscayne FL 33149

1bd · 2ba · 972 sqft

Below market~$288,850 equity
789 Crandon Blvd # 1003, Key Biscayne FL 33149Score 5029% below

$18,000

789 Crandon Blvd # 1003, Key Biscayne FL 33149

3bd · 5ba · 2,500 sqft

Below market~$7,000 equity
Key BiscayneScore 4824% below

$13,200

Key Biscayne

2bd · 3ba · 2,060 sqft

Below market~$3,800 equity
530 Harbor Dr, Key Biscayne FL 33149Score 47100% below

$35,500

530 Harbor Dr, Key Biscayne FL 33149

5bd · 6ba · 4,700 sqft

Below market~$7,245,500 equity
255 Sunrise Dr # 103, Key Biscayne FL 33149Score 4760% below

$2,400

255 Sunrise Dr # 103, Key Biscayne FL 33149

1bd · 1ba · 608 sqft

Below market~$3,600 equity
77 Crandon Blvd # 2E, Key Biscayne FL 33149Score 4617% below

$4,200

77 Crandon Blvd # 2E, Key Biscayne FL 33149

2bd · 2ba · 1,123 sqft

Below market~$800 equity
50 Ocean Lane Dr, Key Biscayne FL 33149Score 4639% below

$10,800

50 Ocean Lane Dr, Key Biscayne FL 33149

3bd · 3ba · 1,730 sqft

Below market~$7,200 equity
155 Ocean Lane Dr # 302, Key Biscayne FL 33149Score 458% below

$749,000

155 Ocean Lane Dr # 302, Key Biscayne FL 33149

1bd · 2ba · 895 sqft

Below market~$68,000 equity
251 Crandon Blvd # 306, Key Biscayne FL 33149Score 4515% below

$11,000

251 Crandon Blvd # 306, Key Biscayne FL 33149

2bd · 2ba · 1,546 sqft

Below market~$2,000 equity
201 Crandon Blvd # 138, Key Biscayne FL 33149Score 4598% below

$12,000

201 Crandon Blvd # 138, Key Biscayne FL 33149

2bd · 3ba · 1,541 sqft

Below market~$613,000 equity
150 Ocean Lane Dr # 4B, Key Biscayne FL 33149Score 4563% below

$4,200

150 Ocean Lane Dr # 4B, Key Biscayne FL 33149

2bd · 2ba · 1,335 sqft

Below market~$6,800 equity
155 Ocean Lane Dr # 1011, Key Biscayne FL 33149Score 4541% below

$6,300

155 Ocean Lane Dr # 1011, Key Biscayne FL 33149

2bd · 2ba · 1,260 sqft

Below market~$4,700 equity
791 Crandon Blvd # 404, Key Biscayne FL 33149Score 43100% below

$16,000

791 Crandon Blvd # 404, Key Biscayne FL 33149

3bd · 3ba · 2,510 sqft

Below market~$3,386,000 equity
725 Crandon Blvd # 203, Key Biscayne FL 33149Score 4399% below

$18,000

725 Crandon Blvd # 203, Key Biscayne FL 33149

4bd · 3ba · 2,174 sqft

Below market~$1,728,000 equity
177 Ocean Lane Dr # 209, Key Biscayne FL 33149Score 4213% below

$6,500

177 Ocean Lane Dr # 209, Key Biscayne FL 33149

3bd · 2ba · 1,260 sqft

Below market~$1,500 equity
600 Grapetree Dr, Key Biscayne FL 33149Score 4214% below

$7,100

600 Grapetree Dr, Key Biscayne FL 33149

2bd · 2ba · 1,670 sqft

Below market~$900 equity
785 Crandon Blvd # 803, Key Biscayne FL 33149Score 4225% below

$19,000

785 Crandon Blvd # 803, Key Biscayne FL 33149

3bd · 5ba · 2,500 sqft

Below market~$6,000 equity
199 Ocean Lane Dr # 1001, Key Biscayne FL 33149Score 4298% below

$19,000

199 Ocean Lane Dr # 1001, Key Biscayne FL 33149

3bd · 3ba · 1,930 sqft

Below market~$1,024,000 equity
665 Allendale Rd, Key Biscayne FL 33149Score 4299% below

$19,000

665 Allendale Rd, Key Biscayne FL 33149

4bd · 3ba · 2,406 sqft

Below market~$2,668,000 equity
1111 Crandon Blvd # C1104, Key Biscayne FL 33149Score 4239% below

$13,800

1111 Crandon Blvd # C1104, Key Biscayne FL 33149

3bd · 4ba · 2,228 sqft

Below market~$9,200 equity
151 Crandon Blvd # 444, Key Biscayne FL 33149Score 4135% below

$9,200

151 Crandon Blvd # 444, Key Biscayne FL 33149

2bd · 2ba · 1,684 sqft

Below market~$4,800 equity

Off-market & wholesale deals in Key Biscayne, FL

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Adonait Business LLC · Aventura, FL · Estimates are automated and for information only — not an appraisal or investment advice. Data from MIAMI MLS. Canonical: https://deals.adonait.com/city/key-biscayne