421 18th Street NE, Naples, FL 34120

Single family property built in 1996 with 1,580 sq ft of living area on a 1.14-acre lot in Naples, Collier County. Facts below come from the county property appraiser's public record.

Open in interactive map List this home free on dwello Own this home? Claim it

County just value (tax roll) — not a market value

$261,029

County assessed value (tax roll)

$158,014

Living area

1,580 sq ft

Lot size

1.14 acres (49,658 sq ft)

Year built

1996

Land use

Single family

FEMA flood zone

Not on file yet

County

Collier County, FL

Parcel ID

fl-21-39323000004

At a glance

Who owns 421 18th St NE?: Collier County property records list MILA, MARIA DEL ROSARIO as the owner of record.
What is the county just value of 421 18th St NE?: $261,029 on the Collier 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-21-39323000004 (Collier County).

Current owner

MILA, MARIA DEL ROSARIO

Owner contact info

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

See plans

Explore the area

Search this address on listing sites

These links open the listing site directly; we don't copy their data.

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

421 18th Street NE, Naples, FL 34120

At a glance

Current owner

More on 18th St NE

Explore the area

Search this address on listing sites