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31 CYPRESS Avenue, Key Haven, FL 33040

Single family property built in 1978 with 3,807 sq ft of living area on a 0.17-acre lot in Key Haven, Monroe County. Facts below come from the county property appraiser's public record.

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County just value (tax roll) — not a market value
$2,482,227
County assessed value (tax roll)
$1,040,405
Living area
3,807 sq ft
Lot size
0.17 acres (7,475 sq ft)
Year built
1978
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-2667 25 00138870000000

At a glance

Who owns 31 CYPRESS Ave?
Monroe County property records list MASIELLO JULIUS C LIVING TRUST as the owner of record.
What is the county just value of 31 CYPRESS Ave?
$2,482,227 on the Monroe 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-54-2667 25 00138870000000 (Monroe County).

Current owner

Owner contact info

Phones, emails and mailing addresses from public Florida records are available to members.

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More on Cypress Ave

All 23 properties on Cypress Ave · ZIP 33040 (Key West). Values are county just values (tax roll), not market values.

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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