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509 4th Avenue SW, Largo, FL 33770

Single family property built in 1977 with 1,181 sq ft of living area on a 0.17-acre lot in Largo, Pinellas 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
$266,286
County assessed value (tax roll)
$93,568
Living area
1,181 sq ft
Lot size
0.17 acres (7,253 sq ft)
Year built
1977
Land use
Single family
FEMA flood zone
Not on file yet
County
Pinellas County, FL
Parcel ID
fl-62-15 29 34 64674 004 0030

At a glance

Who owns 509 4th Ave SW?
Pinellas County property records list MARASCO, RONALD G as the owner of record.
What is the county just value of 509 4th Ave SW?
$266,286 on the Pinellas 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-62-15 29 34 64674 004 0030 (Pinellas 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 4th Ave SW

All 30 properties on 4th Ave SW · ZIP 33770 (Largo). 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