105 S 20th Street, Fernandina Beach, FL 32034

Single family property built in 1973 with 2,466 sq ft of living area on a 0.45-acre lot in Fernandina Beach, Nassau 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

$565,084

County assessed value (tax roll)

$223,941

Living area

2,466 sq ft

Lot size

0.45 acres (19,654 sq ft)

Year built

1973

Land use

Single family

FEMA flood zone

Not on file yet

County

Nassau County, FL

Parcel ID

fl-55-000031160002320050

At a glance

Who owns 105 S 20th St?: Nassau County property records list MALLORY PETER O L/E as the owner of record.
What is the county just value of 105 S 20th St?: $565,084 on the Nassau 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-55-000031160002320050 (Nassau County).

Current owner

MALLORY PETER O L/E

Owner contact info

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

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Nearby properties

1914 Ash St, Fernandina Beach $492K · built 1980
103 S 20th St, Fernandina Beach $585K · built 1952
1903 Amelia Ave, Fernandina Beach $569K · built 1974
1911 Beech St, Fernandina Beach $471K · built 1955
1915 Beech St, Fernandina Beach $469K · built 1956
1909 Beech St, Fernandina Beach $618K · built 2018
1902 Ash St, Fernandina Beach $532K · built 1964
1903 Beech St, Fernandina Beach $468K · built 1956

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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