Homes under $400K in Key West, FL
22 for sale · 25 homes listed · Updated November 9, 2026
- 3314 Northside Drive 46, Key West 33040 $392,000 · 2 bd · 3 ba · 1,100 sqft
- 3312 Northside Drive 405, Key West 33040 $343,400 · 1 bd · 1 ba · 528 sqft
- 617 Front Street A-52 Penthaus Week 52, Key West 33040 $62,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street A52 Penthaus Week32, Key West 33040 $59,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street B41 Week 1, Key West 33040 $42,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street C54 Penthaus Wk36, Key West 33040 $59,900 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street B51 Week 36 Penthouse, Key West 33040 $32,500 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street E43-Ab Lockout Week 46, Key West 33040 $49,900 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street D-54 Week 37 Penthouse, Key West 33040 $26,000 · 2 bd · 2 ba · 1,120 sqft
- 3312 North Northside Drive Unit 607, Key West 33040 $385,000 · 2 bd · 2 ba · 696 sqft
- 5031 5th Avenue, Key West 33040 $339,000 · 2 bd · 2 ba · 784 sqft
- 617 Front Street C-21 Week 22, Key West 33040 $43,000 · 2 bd · 2 ba · 1,120 sqft
- 6 Beach Drive, Key West 33040 $399,000 · 2 bd · 1 ba · 460 sqft
- 617 Front Street C34 Week 1, Key West 33040 $69,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street C34 Week 2, Key West 33040 $69,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street C22 Week 1, Key West 33040 $69,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street D54 Week 3 Penthouse, Key West 33040 $69,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street D53 Week 4 Penthouse, Key West 33040 $69,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street B52 Week 52 Penthouse, Key West 33040 $69,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street C43 Week 50, Key West 33040 $69,000 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street F53 Week 2 Penthouse, Key West 33040 $69,000 · 3 bd · 2 ba · 1,120 sqft
- 3312 Northside Drive Unit 605, Key West 33040 $350,000 · 1 bd · 1 ba · 528 sqft
- 617 Front Street C41 Week 50, Key West 33040 Pending $59,900 · 2 bd · 2 ba · 1,120 sqft
- 617 Front Street B-24 Week 45, Key West 33040 Pending $37,500 · 2 bd · 2 ba · 1,120 sqft
- 3312 Northside Drive Apt 504, Key West 33040 Active Under Contract $365,000 · 2 bd · 1 ba · 736 sqft