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4875 NW 31 Avenue, Unincorporated County, FL 33142

Single family property built in 1957 with 2,499 sq ft of living area on a 0.28-acre lot in Unincorporated County, Miami-Dade 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
$606,823
County assessed value (tax roll)
$112,396
Living area
2,499 sq ft
Lot size
0.28 acres (12,240 sq ft)
Year built
1957
Land use
Single family
FEMA flood zone
Not on file yet
County
Miami-Dade County, FL
Parcel ID
fl-23-3031210090860

At a glance

Who owns 4875 NW 31 Ave?
Miami-Dade County property records list ERNESTINE T WILLIAMS (ET AL) as the owner of record.
What is the county just value of 4875 NW 31 Ave?
$606,823 on the Miami-Dade 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-23-3031210090860 (Miami-Dade 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 NW 31 Ave

All 72 properties on NW 31 Ave · ZIP 33142 (Miami). Values are county just values (tax roll), not market values.

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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