103 SE Rio Siena, Port Saint Lucie, FL 34984

Vacant residential property on a 0.36-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

$262,900

County assessed value (tax roll)

$262,900

Lot size

0.36 acres (15,682 sq ft)

Land use

Vacant residential

FEMA flood zone

Not on file yet

County

St. Lucie County, FL

Parcel ID

fl-66-4428-503-0001-000-7

At a glance

Who owns 103 SE Rio Siena?: St. Lucie County property records list RM Tesoro LLC as the owner of record.
What is the county just value of 103 SE Rio Siena?: $262,900 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-66-4428-503-0001-000-7 (St. Lucie County).

Current owner

RM Tesoro LLC

Owner contact info

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

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More on SE Rio Siena

All 14 properties on SE Rio Siena · ZIP 34984 (Port Saint Lucie). Values are county just values (tax roll), not market values.

Nearby properties

Parcel fl-66-4421-800-0006-000-3 $100
105 SE Rio Siena, Port Saint Lucie $213K
104 SE Rio Siena, Port Saint Lucie $250K
105 SE Via Marbella, Port Saint Lucie $207K
107 SE Rio Siena, Port Saint Lucie $213K
104 SE Via Marbella, Port Saint Lucie $250K
106 SE Rio Siena, Port Saint Lucie $241K
107 SE Via Marbella, Port Saint Lucie $207K

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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