521 Harbor Cay Drive, Longboat Key, FL 34228

Single family property built in 1986 with 4,719 sq ft of living area on a 0.35-acre lot in Longboat Key, Sarasota 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

$2,307,400

County assessed value (tax roll)

$2,307,400

Living area

4,719 sq ft

Lot size

0.35 acres (15,054 sq ft)

Year built

1986

Land use

Single family

FEMA flood zone

Not on file yet

County

Sarasota County, FL

Parcel ID

fl-68-0008150014

At a glance

Who owns 521 Harbor Cay Dr?: Sarasota County property records list MC BRIER DALE R as the owner of record.
What is the county just value of 521 Harbor Cay Dr?: $2,307,400 on the Sarasota 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-68-0008150014 (Sarasota County).

Current owner

MC BRIER DALE R

Owner contact info

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

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Nearby properties

531 Harbor Cay Dr, Longboat Key $3.5M · built 1980
511 Harbor Cay Dr, Longboat Key $2.8M · built 1999
1601 Harbor Cay Ln, Longboat Key $2.1M · built 1987
1591 Harbor Cay Ln, Longboat Key $2.2M · built 1987
520 Harbor Cay Dr, Longboat Key $2.8M · built 1986
510 Harbor Cay Dr, Longboat Key $4.1M · built 2006
1571 Harbor Cay Ln, Longboat Key $2.3M · built 1987
1611 Harbor Cay Ln, Longboat Key $3.8M · built 2011

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Source: Florida Department of Revenue parcel roll; data refreshed Jun 30, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources