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321 Hefferon Drive, Saint Augustine, FL 32084

Single family property built in 2007 with 4,096 sq ft of living area on a 0.21-acre lot in Saint Augustine, St. Johns 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
$535,307
County assessed value (tax roll)
$403,171
Living area
4,096 sq ft
Lot size
0.21 acres (9,148 sq ft)
Year built
2007
Land use
Single family
FEMA flood zone
Not on file yet
County
St. Johns County, FL
Parcel ID
fl-65-1032030040

At a glance

Who owns 321 Hefferon Dr?
St. Johns County property records list ST ONGE DEBORAH L,JAMES F as the owner of record.
What is the county just value of 321 Hefferon Dr?
$535,307 on the St. Johns 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-65-1032030040 (St. Johns 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 Hefferon Dr

All 75 properties on Hefferon Dr · ZIP 32084 (Saint Augustine). 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