3939 E Cobalt Avenue, Jacksonville, FL 32210

Single family property built in 1958 with 1,638 sq ft of living area on a 0.21-acre lot in Jacksonville, Duval 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

$196,638

County assessed value (tax roll)

$146,496

Living area

1,638 sq ft

Lot size

0.21 acres (9,280 sq ft)

Year built

1958

Land use

Single family

FEMA flood zone

Not on file yet

County

Duval County, FL

Parcel ID

fl-26-0166770000R

At a glance

Who owns 3939 E Cobalt Ave?: Duval County property records list BROWN JOSEPH S as the owner of record.
What is the county just value of 3939 E Cobalt Ave?: $196,638 on the Duval 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-26-0166770000R (Duval County).

Current owner

BROWN JOSEPH S

Owner contact info

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Source: Florida Department of Revenue parcel roll; data refreshed Jun 23, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources

3939 E Cobalt Avenue, Jacksonville, FL 32210

At a glance

Current owner

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