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307 N 21st Street, Fort Pierce, FL 34950

Single family property built in 1956 with 1,084 sq ft of living area on a 0.26-acre lot in Fort Pierce, 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
$154,800
County assessed value (tax roll)
$154,800
Living area
1,084 sq ft
Lot size
0.26 acres (11,200 sq ft)
Year built
1956
Land use
Single family
FEMA flood zone
Not on file yet
County
St. Lucie County, FL
Parcel ID
fl-66-2409-605-0082-000-6

At a glance

Who owns 307 N 21st St?
St. Lucie County property records list Mersier Jean M as the owner of record.
What is the county just value of 307 N 21st St?
$154,800 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-66-2409-605-0082-000-6 (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 N 21st St

All 137 properties on N 21st St · ZIP 34950 (Fort Pierce). 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