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311 3RD Street, Key Colony Beach, FL 33051

Single family property built in 1962 with 882 sq ft of living area on a 0.07-acre lot in Key Colony Beach, 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
$574,471
County assessed value (tax roll)
$574,471
Living area
882 sq ft
Lot size
0.07 acres (3,058 sq ft)
Year built
1962
Land use
Single family
FEMA flood zone
Not on file yet
County
Monroe County, FL
Parcel ID
fl-54-0466 33 00072770000000

At a glance

Who owns 311 3RD St?
Monroe County property records list MQ24 PROPERTIES LLC as the owner of record.
What is the county just value of 311 3RD St?
$574,471 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-54-0466 33 00072770000000 (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 3rd St

All 55 properties on 3rd St · ZIP 33051 (Key Colony Beach). 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