Illinois Avenue, St. Petersburg, FL

Everything we know about Illinois Avenue in St. Petersburg: what is for sale, what has sold, what the homes are like and which communities the street runs through — from the MLS record and county parcel data, refreshed nightly.

0 homes sit on Illinois Avenue in St. Petersburg, FL (ZIP 33703). 3 are for sale right now from $1,925,000 to $5,345,000.

For sale on Illinois Avenue now

$5,345,000

5 bd · 6 ba · 5,712 sq ft · built 2026

2051 Illinois Avenue

Listing courtesy of SOUTHERN ROOTS REALTY, LLC

$2,395,000

5 bd · 3.5 ba · 4,344 sq ft · built 1971

2063 Illinois Avenue

Listing courtesy of BROPHY REAL ESTATE

$1,925,000

4 bd · 4 ba · 2,949 sq ft · built 1971

2087 Illinois Avenue

Listing courtesy of BEYCOME OF FLORIDA LLC

Own a home on Illinois Avenue? See what it’s worth · More homes for sale in 33703

How to read this

Home counts, build years, sizes and last sales come from the county parcel record joined to MLS history; listings and 12-month closings from the live MLS feeds as of November 8, 2026. Listings appear courtesy of the listing brokerage under IDX rules; information deemed reliable but not guaranteed. See also all 2,582 homes for sale in St. Petersburg, homes for sale in 33703.