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780 SE Lansdowne Avenue, Port Saint Lucie, FL 34983

Single family property built in 1979 with 1,584 sq ft of living area on a 0.33-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
$319,500
County assessed value (tax roll)
$209,655
Living area
1,584 sq ft
Lot size
0.33 acres (14,384 sq ft)
Year built
1979
Land use
Single family
FEMA flood zone
Not on file yet
County
St. Lucie County, FL
Parcel ID
fl-66-3420-545-0332-000-9

At a glance

Who owns 780 SE Lansdowne Ave?
St. Lucie County property records list Neff Donald W as the owner of record.
What is the county just value of 780 SE Lansdowne Ave?
$319,500 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-66-3420-545-0332-000-9 (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 Lansdowne Ave

All 76 properties on SE Lansdowne Ave · 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