640 N Mashta Drive, Key Biscayne, FL 33149
Single family property built in 1991 with 3,727 sq ft of living area on a 0.23-acre lot in Key Biscayne, Miami-Dade County. Facts below come from the county property appraiser's public record.
County just value (tax roll) — not a market value
$3,853,905
County assessed value (tax roll)
$2,519,087
Living area
3,727 sq ft
Lot size
0.23 acres (10,000 sq ft)
Year built
1991
Land use
Single family
FEMA flood zone
Not on file yet
County
Miami-Dade County, FL
Parcel ID
fl-23-2452050080150
At a glance
- Who owns 640 N Mashta Dr?
- Miami-Dade County property records list DIEGO RAFFETTI as the owner of record.
- What is the county just value of 640 N Mashta Dr?
- $3,853,905 on the Miami-Dade County tax roll (as of January 1). Just value is the property appraiser's figure for property taxes — not a market value.
- What is the parcel ID?
- fl-23-2452050080150 (Miami-Dade County).
Current owner
- DIEGO RAFFETTI
Owner contact info
Phones, emails and mailing addresses from public Florida records are available to members.
See plansMore on N Mashta Dr
- 570 N Mashta Dr $3.5M · built 1962
- 571 N Mashta Dr $7.6M
- 591 N Mashta Dr $8.3M · built 1960
- 600 N Mashta Dr $3.5M · built 1965
- 601 N Mashta Dr $8.5M · built 1960
- 610 N Mashta Dr $3.5M · built 1972
- 611 N Mashta Dr $7.5M
- 620 N Mashta Dr $4.9M · built 2011
- 621 N Mashta Dr $8.4M · built 1987
- 631 N Mashta Dr $7.5M · built 1958
- 650 N Mashta Dr $4.5M · built 2003
- 655 N Mashta Dr $8.6M · built 1994
- 660 N Mashta Dr $3.6M · built 1961
- 699 N Mashta Dr $7.9M · built 1965
- 700 N Mashta Dr $3.8M · built 1960
- 701 N Mashta Dr $8.8M · built 1991
- 710 N Mashta Dr $5.9M · built 2023
- 715 N Mashta Dr $9.8M · built 2005
- 720 N Mashta Dr $3.5M · built 1960
- 725 N Mashta Dr $8.4M · built 1964
All 41 properties on N Mashta Dr · ZIP 33149 (Key Biscayne). Values are county just values (tax roll), not market values.
Nearby properties
- 620 N Mashta Dr, Key Biscayne $4.9M · built 2011
- 650 N Mashta Dr, Key Biscayne $4.5M · built 2003
- 641 S Mashta Dr, Key Biscayne $6.4M · built 1983
- 631 N Mashta Dr, Key Biscayne $7.5M · built 1958
- 621 N Mashta Dr, Key Biscayne $8.4M · built 1987
- 651 S Mashta Dr, Key Biscayne $3.5M · built 1972
- 621 S Mashta Dr, Key Biscayne $4.1M · built 1993
- 655 N Mashta Dr, Key Biscayne $8.6M · built 1994
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Source: Florida Department of Revenue parcel roll; data refreshed Jun 25, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources