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Homes for Sale in Key Colony Beach, FL 33051

1–70 of 70 results

34 7th St, Key Colony Beach, FL 33051
Active
Beaches MLS
$847,900
Single Family Residence
2 bd • 2 ba • 868 sq ft
34 7th St, Key Colony Beach, FL 33051
LoKation
291 10th St, Key Colony, FL 33051
Active
Florida Keys MLS
$1,750,000
Single Family Residence
4 bd • 4 ba • 1,920 sq ft
291 10th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
260 15Th Circle, Key Colony, FL 33051
Active
Florida Keys MLS
$18,000,000
Single Family Residence
6 bd • 7 ba • 6,126 sq ft
260 15Th Circle, Key Colony, FL 33051
Trustpoint Realty, LLC
341 3rd St, Key Colony, FL 33051
Active
Florida Keys MLS
$789,000
Single Family Residence
2 bd • 2 ba • 900 sq ft
341 3rd St, Key Colony, FL 33051
Expert Realty LLC (HQ)
755 W Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$550,000
Condo/Townhouse
1 bd • 1 ba • 675 sq ft
755 W Ocean Dr, Key Colony, FL 33051
Engel & Volkers Marathon
391 10th St, Key Colony, FL 33051
Active
Florida Keys MLS
$1,185,000
Single Family Residence
3 bd • 3 ba • 2,166 sq ft
391 10th St, Key Colony, FL 33051
Ocean Sotheby's International
240-250 11th Street, Key Colony, FL 33051
Active
Florida Keys MLS
$2,195,000
Single Family Residence
4 bd • 4 ba • 2,151 sq ft
240-250 11th Street, Key Colony, FL 33051
Berkshire Hathaway HomeServices Keys Real Estate
280 14th St, Key Colony, FL 33051
Active
Florida Keys MLS
$2,250,000
Single Family Residence
3 bd • 2 ba • 1,722 sq ft
280 14th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
360 3rd St, Key Colony Beach, FL 33051
Active
Beaches MLS
$764,000
Single Family Residence
4 bd • 2 ba • 1,380 sq ft
360 3rd St, Key Colony Beach, FL 33051
Miami Portfolio Collection
271 3rd St, Key Colony, FL 33051
Active
Florida Keys MLS
$849,000
Single Family Residence
2 bd • 2 ba • 1,037 sq ft
271 3rd St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
581 12th St, Key Colony, FL 33051
Active
Florida Keys MLS
$2,174,000
Single Family Residence
4 bd • 2 ba • 1,800 sq ft
581 12th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
46 Sadowski Cswy, Key Colony Beach, FL 33051
Active
Beaches MLS
$889,000
Single Family Residence
2 bd • 2 ba • 975 sq ft
46 Sadowski Cswy, Key Colony Beach, FL 33051
Ocean Sotheby's International
601 W Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$625,000
Condo/Townhouse
2 bd • 2 ba • 1,234 sq ft
601 W Ocean Dr, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
220 14th St, Key Colony, FL 33051
Pending
Florida Keys MLS
$399,000
Single Family Residence
5 bd • 5 ba • 3,545 sq ft
220 14th St, Key Colony, FL 33051
Engel & Volkers Marathon
900 Shelter Bay Dr Ocean Drive, Key Colony, FL 33051
Contingent/Show
Florida Keys MLS
$3,250,000
Single Family Residence
5 bd • 3 ba • 2,982 sq ft
900 Shelter Bay Dr Ocean Drive, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
285 13th St, Key Colony, FL 33051
Active
Florida Keys MLS
$2,895,000
Single Family Residence
7 bd • 4 ba • 3,696 sq ft
285 13th St, Key Colony, FL 33051
Ocean Sotheby's International
611 8th St, Key Colony, FL 33051
Active
Florida Keys MLS
$975,000
Single Family Residence
3 bd • 2 ba • 1,216 sq ft
611 8th St, Key Colony, FL 33051
Seafarer Realty LLC
800 11th St, Key Colony, FL 33051
Active
Florida Keys MLS
$2,895,000
Single Family Residence
3 bd • 2 ba • 1,528 sq ft
800 11th St, Key Colony, FL 33051
Florida Keys Real Estate Group
431 12th St, Key Colony, FL 33051
Active
Florida Keys MLS
$3,700,000
Single Family Residence
4 bd • 4 ba • 4,369 sq ft
431 12th St, Key Colony, FL 33051
Florida Keys Real Estate Group
441 10th St, Key Colony, FL 33051
Active
Florida Keys MLS
$875,000
Single Family Residence
2 bd • 2 ba • 885 sq ft
441 10th St, Key Colony, FL 33051
Berkshire Hathaway HomeServices Keys Real Estate
97 Coral Ln, Key Colony, FL 33051
Active
Florida Keys MLS
$899,000
Single Family Residence
2 bd • 2 ba • 1,290 sq ft
97 Coral Ln, Key Colony, FL 33051
Berkshire Hathaway HomeServices Keys Real Estate
70 7th St, Key Colony, FL 33051
Active
Florida Keys MLS
$850,000
Single Family Residence
2 bd • 2 ba • 1,036 sq ft
70 7th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
201 E Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$499,000
Condo/Townhouse
2 bd • 2 ba • 1,029 sq ft
201 E Ocean Dr, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
331 9th St, Key Colony, FL 33051
Active
Florida Keys MLS
$3,200,000
Single Family Residence
4 bd • 6 ba • 3,080 sq ft
331 9th St, Key Colony, FL 33051
LPT Realty, LLC
101 11th St # 19, Marathon, FL 33050
Active
Beaches MLS
$395,000
Single Family Residence
2 bd • 2 ba • 960 sq ft
101 11th St # 19, Marathon, FL 33050
Coldwell Banker Schmitt Real E
51 Coral Ln, Key Colony Beach, FL 33051
Active
Beaches MLS
$799,000
Single Family Residence
3 bd • 3 ba • 1,428 sq ft
51 Coral Ln, Key Colony Beach, FL 33051
Coldwell Banker Schmitt Real E
490 10th St, Key Colony, FL 33051
Active
Florida Keys MLS
$1,049,000
Single Family Residence
2 bd • 2 ba • 1,328 sq ft
490 10th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
46 Sadowski Cswy, Key Colony, FL 33051
Active
Florida Keys MLS
$849,000
Single Family Residence
2 bd • 2 ba • 975 sq ft
46 Sadowski Cswy, Key Colony, FL 33051
Ocean Sotheby's International
190 10th St, Key Colony, FL 33051
Active
Florida Keys MLS
$1,150,000
Single Family Residence
3 bd • 4 ba • 1,954 sq ft
190 10th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
133 8th St, Key Colony Beach, FL 33051
Active
Beaches MLS
$849,000
Townhouse
2 bd • 2 ba • 1,187 sq ft
133 8th St, Key Colony Beach, FL 33051
Florida Keys Realty Group
133 8th St, Key Colony, FL 33051
Active
Florida Keys MLS
$849,000
Multi Family
2 bd • 2 ba • 1,187 sq ft
133 8th St, Key Colony, FL 33051
Florida Keys Realty Group LLC
1025 W Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$899,999
Condo/Townhouse
2 bd • 2 ba • 1,308 sq ft
1025 W Ocean Dr, Key Colony, FL 33051
Key Colony Beach Realty
440 9th St, Key Colony, FL 33051
Active
Florida Keys MLS
$1,170,000
Single Family Residence
3 bd • 2 ba • 1,682 sq ft
440 9th St, Key Colony, FL 33051
Ocean Sotheby's International
201 E Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$650,000
Condo/Townhouse
2 bd • 2 ba • 1,045 sq ft
201 E Ocean Dr, Key Colony, FL 33051
Berkshire Hathaway Home Services Keys Real Estate - Big Pine Key
201 E Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$489,000
Condo/Townhouse
2 bd • 2 ba • 994 sq ft
201 E Ocean Dr, Key Colony, FL 33051
Berkshire Hathaway HomeServices Keys Real Estate
232 Sadowski, Key Colony, FL 33051
Contingent
Florida Keys MLS
$1,375,000
Multi Family
3 bd • 3 ba • 1,647 sq ft
232 Sadowski, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
230 Sadowski Cswy, Key Colony, FL 33051
Contingent
Florida Keys MLS
$1,375,000
Multi Family
3 bd • 3 ba • 1,647 sq ft
230 Sadowski Cswy, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
1001 W Ocean Dr, Key Colony, FL 33051
Contingent/Show
Florida Keys MLS
$739,000
Condo/Townhouse
2 bd • 2 ba • 1,352 sq ft
1001 W Ocean Dr, Key Colony, FL 33051
Engel & Volkers Marathon
181 12th St, Key Colony Beach, FL 33051
Active Under Contract
Beaches MLS
$2,299,000
Single Family Residence
3 bd • 2 ba • 1,775 sq ft
181 12th St, Key Colony Beach, FL 33051
LoKation
340-350 E Ocean Drive, Key Colony, FL 33051
Pending
Florida Keys MLS
$1,550,000
Single Family Residence
5 bd • 3 ba • 2,918 sq ft
340-350 E Ocean Drive, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
1101 W Ocean Dr, Key Colony, FL 33051
Contingent/Show
Florida Keys MLS
$379,000
Condo/Townhouse
2 bd • 2 ba • 990 sq ft
1101 W Ocean Dr, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
8 Sadowski Cswy, Marathon, FL 33051
Pending
Beaches MLS
$1,399,000
Single Family Residence
3 bd • 3 ba • 1,440 sq ft
8 Sadowski Cswy, Marathon, FL 33051
Coldwell Banker Schmitt Real E
1000 W Ocean Drive, Key Colony, FL 33051
Active
Florida Keys MLS
$4,449,999
Single Family Residence
4 bd • 5 ba • 4,596 sq ft
1000 W Ocean Drive, Key Colony, FL 33051
Berkshire Hathaway HomeServices Keys Real Estate - Islamorada
181 12th St, Key Colony, FL 33051
Contingent/Show
Florida Keys MLS
$2,299,000
Single Family Residence
3 bd • 2 ba • 1,775 sq ft
181 12th St, Key Colony, FL 33051
LoKation Real Estate
51 Coral Ln, Key Colony, FL 33051
Active
Florida Keys MLS
$799,000
Single Family Residence
3 bd • 3 ba • 1,428 sq ft
51 Coral Ln, Key Colony, FL 33051
Florida Keys Real Estate Group
441 3rd St, Key Colony, FL 33051
Active
Florida Keys MLS
$999,000
Single Family Residence
3 bd • 2 ba • 1,264 sq ft
441 3rd St, Key Colony, FL 33051
Key Colony Beach Realty
151 10th St, Key Colony Beach, FL 33051
Active
Beaches MLS
$849,000
Single Family Residence
2 bd • 2 ba • 952 sq ft
151 10th St, Key Colony Beach, FL 33051
EXP Realty South LLC
370 11th St, Key Colony, FL 33051
Contingent/Show
Florida Keys MLS
$999,000
Single Family Residence
3 bd • 2 ba • 1,548 sq ft
370 11th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
8 7th St, Key Colony, FL 33051
Active
Florida Keys MLS
$799,000
Single Family Residence
2 bd • 2 ba • 914 sq ft
8 7th St, Key Colony, FL 33051
Ocean Sotheby's International
320 5th St, Key Colony, FL 33051
Active
Florida Keys MLS
$1,875,000
Single Family Residence
5 bd • 3 ba • 3,234 sq ft
320 5th St, Key Colony, FL 33051
Coastal Collection Real Estate Inc.
330 4th St # 340, Key Colony, FL 33051
Active
Florida Keys MLS
$1,849,000
Multi Family
3 bd • 4 ba • 2,540 sq ft
330 4th St # 340, Key Colony, FL 33051
Water Vista Realty, Inc.
1285 Coury Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$6,200,000
Single Family Residence
5 bd • 6 ba • 4,401 sq ft
1285 Coury Dr, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co
8 Sadowski Cswy, Key Colony, FL 33051
Contingent/Show
Florida Keys MLS
$1,399,000
Single Family Residence
3 bd • 3 ba • 1,440 sq ft
8 Sadowski Cswy, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
501 E Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$749,000
Condo/Townhouse
2 bd • 2 ba • 972 sq ft
501 E Ocean Dr, Key Colony, FL 33051
RE/MAX All Keys Real Estate
601 W Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$585,000
Condo/Townhouse
2 bd • 3 ba • 1,343 sq ft
601 W Ocean Dr, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co.
1001 W Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$755,000
Condo/Townhouse
2 bd • 2 ba • 1,260 sq ft
1001 W Ocean Dr, Key Colony, FL 33051
Berkshire Hathaway HomeServices Keys Real Estate
440 11th St, Key Colony, FL 33051
Active
Florida Keys MLS
$960,000
Single Family Residence
2 bd • 2 ba • 1,062 sq ft
440 11th St, Key Colony, FL 33051
Key Colony Beach Realty
160 10th St, Key Colony Beach, FL 33051
Active
Beaches MLS
$950,000
Single Family Residence
2 bd • 2 ba • 1,084 sq ft
160 10th St, Key Colony Beach, FL 33051
The Opulence Group Brokerage
101 Coral Ln, Key Colony, FL 33051
Contingent/Show
Florida Keys MLS
$1,324,000
Single Family Residence
2 bd • 2 ba • 1,144 sq ft
101 Coral Ln, Key Colony, FL 33051
KeysCations Realty
601 W Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$470,000
Condo/Townhouse
2 bd • 3 ba • 1,343 sq ft
601 W Ocean Dr, Key Colony, FL 33051
Florida Keys Real Estate Group
315 E Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$1,295,000
Single Family Residence
3 bd • 3 ba • 1,500 sq ft
315 E Ocean Dr, Key Colony, FL 33051
Key Colony Beach Realty
261 3rd St, Key Colony, FL 33051
Active
Florida Keys MLS
$869,000
Single Family Residence
2 bd • 2 ba • 1,037 sq ft
261 3rd St, Key Colony, FL 33051
LPT Realty, LLC
581 10th St, Key Colony, FL 33051
Active
Florida Keys MLS
$2,499,000
Multi Family
6 bd • 4 ba • 3,248 sq ft
581 10th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co
820 12th St, Key Colony, FL 33051
Active
Florida Keys MLS
$3,395,000
Single Family Residence
6 bd • 4 ba • 3,333 sq ft
820 12th St, Key Colony, FL 33051
Loffreno Real Estate
171 10th St, Key Colony, FL 33051
Active
Florida Keys MLS
$1,199,000
Single Family Residence
2 bd • 2 ba • 1,088 sq ft
171 10th St, Key Colony, FL 33051
Coldwell Banker Schmitt Real Estate Co
280/290 3rd Street, Key Colony, FL 33051
Active
Florida Keys MLS
$1,495,000
Multi Family
4 bd • 4 ba • 1,536 sq ft
280/290 3rd Street, Key Colony, FL 33051
Birch Haven Real Estate
390 13th St, Key Colony, FL 33051
Active
Florida Keys MLS
$9,999,000
Single Family Residence
5 bd • 5 ba • 4,235 sq ft
390 13th St, Key Colony, FL 33051
LPT Realty, LLC
1001 W Ocean Dr, Key Colony, FL 33051
Active
Florida Keys MLS
$995,000
Condo/Townhouse
3 bd • 2 ba • 1,352 sq ft
1001 W Ocean Dr, Key Colony, FL 33051
Berkshire Hathaway HomeServices Keys Real Estate
410 10th St, Key Colony Beach, FL 33051
Active
Beaches MLS
$899,995
Single Family Residence
2 bd • 2 ba • 990 sq ft
410 10th St, Key Colony Beach, FL 33051
Luxe Properties
410 10th St, Key Colony, FL 33051
Active
Florida Keys MLS
$899,995
Single Family Residence
2 bd • 2 ba • 990 sq ft
410 10th St, Key Colony, FL 33051
Luxe Properties, LLC.

Data Powered by Home Junction, Inc.

ZIP 33051 local snapshot

Key Colony Beach · Monroe County · FL

Population

525

Median household income

$94,531

Median home value

$834,800

Homeownership rate

69.7%

Housing tenure

Owner-occupied 69.7% · Renter-occupied 30.3%

69.7% own

Owner-occupiedRenter-occupied

How ZIP 33051 compares to Monroe County

Benchmarks use Census ACS data across 9 ZIP codes in Monroe County.

Median home value

14% above the county average
ZIP 33051$834,800
Monroe County average$731,589

Median household income

12% above the county average
ZIP 33051$94,531
Monroe County average$84,277

Homeownership rate

near the county average
ZIP 3305169.7%
Monroe County average71.8%

Nearby ZIP code comparison

See how ZIP 33051 stacks up against neighboring areas by median home value and income.

ZIPAreaMedian home valueMedian income
33051Key Colony Beach$834,800$94,531
33042Summerland Key$759,600$101,625
33043Big Pine Key$563,700$92,955
33001Long Key$602,900$60,750
33037Key Largo$660,700$80,911
33050Marathon$705,600$83,243

Source: U.S. Census Bureau ACS 5-year estimates · Data as of Sep 2026

Area profile

Population

2

Small population — treat as directional only

Median household income

$87,823

Median home value

$1,221,840

Median age

65

Households

1

Owner occupied

47.9%

Renter occupied

52.1%

Typical year built

1981

High school

30.6%

Associate degree

10.3%

Bachelor's degree

26.4%

Graduate degree

11.0%

Recent sales in Key Colony Beach, FL 33051

Homes sold (12 mo.)

2

Median sale price

$516,000

Median $/sq ft

$519/sq ft

Public schools nearby

  • MARATHON SCHOOL

    High · 3.8 mi

  • FLORIDA KEYS COMMUNITY COLLEGE - MIDDLE KEYS CENTER

    3.9 mi

  • STANLEY SWITLIK ELEMENTARY SCHOOL

    Elementary · 4.7 mi

33051, FL Housing Market Summary

Current MLS market statistics for active listings in this area.

Active listings70
New listings last 30 days2
Median list price$985,000
Median price per sq ft$828
List price range$581,500 - $3,205,000
Median bedrooms3
Median bathrooms2
Median living area1,352 sq ft