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450 SE Thornhill Drive, Port Saint Lucie, FL 34983

Single family property built in 1982 with 1,291 sq ft of living area on a 0.23-acre lot in Port Saint Lucie, St. Lucie 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
$261,900
County assessed value (tax roll)
$65,224
Living area
1,291 sq ft
Lot size
0.23 acres (10,000 sq ft)
Year built
1982
Land use
Single family
FEMA flood zone
Not on file yet
County
St. Lucie County, FL
Parcel ID
fl-66-3420-560-1376-000-3

At a glance

Who owns 450 SE Thornhill Dr?
St. Lucie County property records list O'Neill John as the owner of record.
What is the county just value of 450 SE Thornhill Dr?
$261,900 on the St. Lucie 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-66-3420-560-1376-000-3 (St. Lucie 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 SE Thornhill Dr

All 107 properties on SE Thornhill Dr · ZIP 34983 (Port Saint Lucie). Values are county just values (tax roll), not market values.

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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