4510 21st Avenue N, St Petersburg, FL 33713
Single family property built in 1965 with 2,110 sq ft of living area on a 0.23-acre lot in St Petersburg, Pinellas County. Facts below come from the county property appraiser's public record.
County just value (tax roll) — not a market value
$376,542
County assessed value (tax roll)
$155,273
Living area
2,110 sq ft
Lot size
0.23 acres (10,232 sq ft)
Year built
1965
Land use
Single family
FEMA flood zone
Not on file yet
County
Pinellas County, FL
Parcel ID
fl-62-16 31 15 48024 000 0060
At a glance
- Who owns 4510 21st Ave N?
- Pinellas County property records list DUFFY, MICHAEL L as the owner of record.
- What is the county just value of 4510 21st Ave N?
- $376,542 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-62-16 31 15 48024 000 0060 (Pinellas County).
Current owner
- DUFFY, MICHAEL L
Owner contact info
Phones, emails and mailing addresses from public Florida records are available to members.
See plansMore on 21st Ave N
- 4021 21st Ave N $509K · built 1959
- 4040 21st Ave N $407K · built 1958
- 4041 21st Ave N $357K · built 1958
- 4060 21st Ave N $434K · built 1958
- 4061 21st Ave N $267K · built 1958
- 4080 21st Ave N $370K · built 1958
- 4083 21st Ave N $442K · built 1959
- 4091 21st Ave N $493K · built 1960
- 4098 21st Ave N $384K · built 1959
- 4099 21st Ave N $369K · built 1959
- 4511 21st Ave N $393K · built 1957
- 4520 21st Ave N $355K · built 1963
- 4521 21st Ave N $435K · built 1957
- 4530 21st Ave N $430K · built 1965
- 4531 21st Ave N $330K · built 1957
- 4540 21st Ave N $326K · built 1965
- 4541 21st Ave N $465K · built 1957
- 4551 21st Ave N $398K · built 1957
- 4554 21st Ave N $435K · built 1965
- 4561 21st Ave N $293K · built 1957
All 157 properties on 21st Ave N · ZIP 33713 (St Petersburg). Values are county just values (tax roll), not market values.
Nearby properties
- 4520 21st Ave N, St Petersburg $355K · built 1963
- 2050 45th St N, St Petersburg $379K · built 1957
- 4523 20th Ave N, St Petersburg $362K · built 1962
- 4530 21st Ave N, St Petersburg $430K · built 1965
- 4533 20th Ave N, St Petersburg $396K · built 1962
- 2100 45th St N, St Petersburg $385K · built 1956
- 4511 21st Ave N, St Petersburg $393K · built 1957
- 4521 21st Ave N, St Petersburg $435K · built 1957
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 30, 2026. Values are county tax-roll figures, not appraisals. How to read these values · Data sources