Monroe County property records for 53 addresses on 12th St, Key Colony Beach, FL · Last verified August 2026
| Properties | 53 |
|---|---|
| Median Sale Price | $2,125,000 |
| Deeds and Mortgages on File | 79 |
| Median Price per Sqft | $809 |
| Owner Occupied | 34% |
| Median Annual Tax Bill | $14,023 |
| Median Year Built | 1989 |
| Median Ownership Tenure | 6 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 3 ba · 3,497 sqft · built 1961 · 0.645 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Apr 2020 | $20,0562025 | Amount on Record Sep 2015 | 1 Name on Record | Assessor + 1 DocumentUpdated May 2026 |
5 bd · 5 ba · 4,536 sqft · built 2006 · 0.309 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,610,000Jul 2025 | $31,1232024 | Amount on Record Oct 2020 | 2 Names on Record | Assessor + 1 DocumentUpdated Dec 2025 |
5 bd · 5 ba · 5,185 sqft · built 2006 · 0.79 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,200,000Mar 2020 | $59,0932024 | 1 Name on Record | Assessor + 2 DocumentsUpdated Dec 2025 |
3 bd · 2 ba · 1,886 sqft · built 1960 · 0.224 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,125,000Nov 2025 | $6,5552024 | Amount on Record May 2021 | 1 Name on Record | Assessor + 3 DocumentsUpdated Dec 2025 |
3 bd · 2 ba · 1,965 sqft · built 1997 · 0.383 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,750,000Jun 2021 | $15,4382025 | —Oct 2006 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 2 ba · 2,088 sqft · built 1998 · 0.247 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,900,000Apr 2025 | $17,3192025 | Amount on Record Mar 2022 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 2,094 sqft · built 2002 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $162,000Jan 1999 | $12,3482024 | Amount on Record Jun 1996 | 2 Names on Record | AssessorUpdated Dec 2025 |
3 bd · 2.5 ba · 2,543 sqft · built 1985 · 0.247 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,675,000Nov 2021 | $18,1102025 | Amount on Record Jun 1995 | 1 Name on Record | Assessor + 1 DocumentUpdated May 2026 |
4 bd · 2 ba · 1,810 sqft · built 1966 · 0.196 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $650,000Mar 2015 | $11,3032025 | Amount on Record Apr 1997 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 3.5 ba · 4,188 sqft · built 1991 · 0.247 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,150,000Jun 2023 | $16,8332025 | Amount on Record Jun 1987 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
2 bd · 2.5 ba · 3,317 sqft · built 1960 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $750,000Jul 2003 | $5,8282024 | Amount on Record Apr 1991 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 2.5 ba · 3,680 sqft · built 1989 · 0.206 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,430,000Jun 2026 | $15,8802025 | Amount on Record Oct 2018 | 1 Name on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 3.5 ba · 1,731 sqft · built 1961 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $846,000Apr 2019 | $10,7642024 | Amount on Record Mar 2001 | 2 Names on Record | Assessor + 3 DocumentsUpdated Apr 2026 |
5 bd · 7 ba · 4,074 sqft · built 2022 · 0.206 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Sep 2019 | $18,3102024 | Amount on Record Sep 2014 | 1 Name on Record | Assessor + 3 DocumentsUpdated Apr 2026 |
4 bd · 4 ba · 2,750 sqft · built 2003 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $130,000Oct 1987 | $16,8082024 | Amount on Record Jul 1987 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2.5 ba · 2,691 sqft · built 2013 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $100Sep 2019 | $13,6642024 | Amount on Record Feb 2012 | 1 Name on Record | Assessor + 1 DocumentUpdated Apr 2026 |
3 bd · 3 ba · 1,440 sqft · built 1983 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,425,000Jul 2005 | $12,0732024 | 1 Name on Record | AssessorUpdated Dec 2025 |
4 bd · 3 ba · 3,578 sqft · built 1977 · 0.423 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,840,000Jul 2026 | $22,5932025 | Amount on Record Sep 2022 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 2,826 sqft · built 1985 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,705,000Aug 2022 | $16,3262024 | Amount on Record Nov 2017 | 2 Names on Record | Assessor + 3 DocumentsUpdated Apr 2026 |
2 bd · 2 ba · 3,939 sqft · built 1984 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $720,000May 2009 | $13,5612024 | Amount on Record Nov 2003 | 2 Names on Record | Assessor + 2 DocumentsUpdated May 2026 |
3 bd · 2 ba · 3,434 sqft · built 1984 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $684,000Aug 2012 | $9,2752025 | Amount on Record Aug 2006 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 4 ba · 4,369 sqft · built 1993 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,630,000Aug 2020 | $14,0232025 | Amount on Record Aug 2013 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 3 ba · 2,520 sqft · built 1984 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $600,000Apr 2014 | $14,4912024 | Amount on Record Jan 1997 | 2 Names on Record | AssessorUpdated Dec 2025 |
2 bd · 3 ba · 2,256 sqft · built 1987 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $46,000May 1983 | $11,3502024 | 1 Name on Record | AssessorUpdated Dec 2025 |
5 bd · 5 ba · 3,350 sqft · built 2023 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $510,000Aug 2020 | $24,5662024 | Amount on Record May 1995 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Dec 2025 |
2 bd · 3 ba · 4,294 sqft · built 2003 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $900,000Dec 2011 | $9,9202025 | —Dec 2010 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 4 ba · 2,052 sqft · built 2012 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,550,000Oct 2025 | $6,6752024 | Amount on Record Dec 2011 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Dec 2025 |
2 bd · 2 ba · 1,911 sqft · built 1985 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,125,000Apr 2026 | $6,1182024 | Amount on Record Dec 2024 | 1 Name on Record | Assessor + 2 DocumentsUpdated May 2026 |
2 bd · 2 ba · 1,470 sqft · built 1983 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,550,000Apr 2024 | $7,4092024 | Amount on Record Aug 1999 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Dec 2025 |
2 bd · 2 ba · 1,636 sqft · built 1971 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,325,000Jan 2024 | $5,2712024 | Amount on Record Mar 2003 | 3 Names on Record | Assessor + 1 DocumentUpdated Dec 2025 |
3 bd · 3 ba · 2,932 sqft · built 1984 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,200,000Nov 2024 | $13,6122024 | Amount on Record Aug 2012 | 1 Name on Record | Assessor + 1 DocumentUpdated Apr 2026 |
2 bd · 2.5 ba · 3,210 sqft · built 2009 · 0.347 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $680,000May 2003 | $10,1392024 | 2 Names on Record Owner Occupied | AssessorUpdated Apr 2026 |
3 bd · 3 ba · 1,716 sqft · built 1998 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $875,000Sep 2009 | $7,8692024 | Amount on Record Jun 1999 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,800 sqft · built 1982 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $100Jan 2020 | $9,0642024 | Amount on Record Aug 2001 | 2 Names on Record | Assessor + 2 DocumentsUpdated Apr 2026 |
3 bd · 3 ba · 2,001 sqft · built 1999 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,700,000Jul 2023 | $15,1112025 | Amount on Record Jun 1999 | 2 Names on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
2 bd · 2 ba · 3,118 sqft · built 1987 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,835,000Apr 2024 | $13,3262024 | Amount on Record Jun 2015 | 2 Names on Record Owner Occupied | AssessorUpdated Apr 2026 |
2 bd · 3 ba · 1,480 sqft · built 1984 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,875,000Dec 2025 | $10,7762024 | Amount on Record Aug 2021 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jan 2026 |
3 bd · 2 ba · 1,697 sqft · built 1976 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $448,900Dec 2022 | $9,6102025 | Amount on Record Sep 2018 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated May 2026 |
3 bd · 5 ba · 1,873 sqft · built 1987 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $520,000Apr 1998 | $13,1702024 | 1 Name on Record | AssessorUpdated Dec 2025 |
4 bd · 4 ba · 4,180 sqft · built 2020 · 0.284 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $535,000Apr 2018 | $23,0352024 | 1 Name on Record | Assessor + 1 DocumentUpdated Dec 2025 |
3 bd · 3 ba · 2,143 sqft · built 1989 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,250,000Apr 2024 | $16,1772024 | Amount on Record Apr 2014 | 2 Names on Record | Assessor + 1 DocumentUpdated Dec 2025 |
3 bd · 4 ba · 3,490 sqft · built 1997 · 0.22 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,395,000Dec 2002 | $9,9892024 | Amount on Record May 1995 | 2 Names on Record Owner Occupied | AssessorUpdated Dec 2025 |
3 bd · 2.5 ba · 2,389 sqft · built 1994 · 0.284 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 2016 | $10,1512024 | Amount on Record Jun 2009 | 1 Name on Record Owner Occupied | AssessorUpdated Apr 2026 |
4 bd · 4 ba · 5,094 sqft · built 2015 · 0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,525,000Feb 2022 | $31,8012025 | Amount on Record May 2014 | 1 Name on Record | Assessor + 1 DocumentUpdated May 2026 |
4 bd · 4 ba · 3,737 sqft · built 1992 · 0.284 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,400,000Dec 2012 | $20,3782024 | 2 Names on Record | Assessor + 1 DocumentUpdated Dec 2025 |
4 bd · 3.5 ba · 3,878 sqft · built 1986 · 0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,295,000Sep 2014 | $11,7452024 | Amount on Record Mar 1982 | 2 Names on Record Owner Occupied | AssessorUpdated Apr 2026 |
4 bd · 3 ba · 2,024 sqft · built 1973 · 0.284 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,950,000Apr 2022 | $23,5102025 | Amount on Record May 2021 | 1 Name on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 4.5 ba · 4,162 sqft · built 1987 · 0.247 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,999,000Jun 2022 | $28,1092024 | Amount on Record Jun 1992 | 1 Name on Record | Assessor + 1 DocumentUpdated Apr 2026 |
6 bd · 3.5 ba · 3,333 sqft · built 1993 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,899,000Apr 2022 | $22,5312025 | —Sep 2020 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jun 2026 |
4 bd · 4 ba · 2,314 sqft · built 1991 · 0.247 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,630,000Jan 2021 | $18,8592024 | Amount on Record Apr 2015 | 2 Names on Record | Assessor + 1 DocumentUpdated Dec 2025 |
6 bd · 5 ba · 4,932 sqft · built 1992 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,820,000Dec 2021 | $26,6712024 | Amount on Record Jan 2018 | 2 Names on Record | Assessor + 4 DocumentsUpdated Aug 2026 |
3 bd · 4 ba · 4,441 sqft · built 2009 · 0.295 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,700,000Jul 2007 | $14,0932024 | 3 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Dec 2025 |
4 bd · 3 ba · 4,514 sqft · built 1984 · 0.567 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,300,000Aug 2024 | $40,7972024 | Amount on Record May 2022 | 1 Name on Record | Assessor + 1 DocumentUpdated Dec 2025 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |