11855 1ST STREET E, TREASURE ISLAND, FL, 33706
Active65 days on marketListed Aug 17, 2026MLS #TB8539504
About this home
11855 1ST STREET E
JUST THE FACTS — RARE WATERFRONT CORNER LOT. RFM-30 Single family or a total of three units. Height= Base -Flood -Elevation + 2' + 60' maximum. Approximately 9,984 square feet of waterfront property featuring 80 feet of waterfront frontage, a 338-square-foot dock, and a 24,000-pound boat lift. An exceptional corner lot offers a rare combination of size, waterfront access, boating amenities, and flexible zoning in the heart of Treasure Island. RFM-30 zoning provides a range of potential uses, including single-family residence, multifamily development, and short-term rental opportunities, subject to applicable approvals and required variances. Whether you envision building your own waterfront home or creating an income-producing property, this site offers exceptional flexibility. The previous single-family residence has been removed, leaving an existing garage on the property. **** Treasure Island is experiencing significant ongoing development and investment, with numerous projects currently underway. As these developments are nearing completion over the next several years, the area is positioned for continued growth and transformation. *****
Facts & features
The home at a glance
0.23 ac
Lot size
Inside
Outside & construction
Community & fees
Utilities & systems
The numbers
What it really costs
Built from this home's actual numbers — the most recent property-tax bill on record — not generic estimates.
$8,976 /mo · 10% down Conventional, 30-yr fixed at 7.5%
The assumptions
Above the FHA loan limit for our service areas, so Conventional is the default. VA buyers: switch below — $0 down.
These numbers assume a generic buyer — your credit, down payment and loan program change them. Get the real quote in minutes:
Andrew Acosta
Acosta Home Loans with PRMG · NMLS #1468866
Run your own numbers
FHA isn’t available at this price — the loan would exceed the $541,287 FHA limit for our service areas.
Estimated payment
$8,976/mo
Includes estimated PMI — it drops off once you reach 20% equity. Taxes reflect the most recent bill on record; insurance is a typical-Florida estimate. Your lender’s numbers will differ. CENTURY 21 Edge partners with Florida’s best lenders.
Can I afford this home? → See what you can comfortably afford from your income, debts and savings.
Where it sits
Inside Treasure Island
Drive times from this address
Estimated driving times, typical traffic. Data © OpenStreetMap contributors.
Get to know Treasure Island. See the full Treasure Island guide →
TREASURE ISLAND 33706 — neighborhood snapshot
Population
15,347
Median age
62.2
Median income
$97,364
Median home value
$616,800
Avg household
1.79
Households w/ children
453
For the school run
Pinellas County School District
School assignments and ratings via edgeAI — always verify with the district.
The numbers that matter
The Treasure Island market
$685K → $625K
Treasure Island median sold, yr/yr
93.8%
Sale-to-list ratio (12 mo)
Median sold price, Treasure Island, trailing 36 months (3-month rolling) · live MLS data.
This home is listed 150% above the TREASURE ISLAND 33706 median. See the full Treasure Island market guide →
Paper trail
This home's history
Reality check
What actually sold near 11855 1ST STREET E
Asking prices are opinions — closed sales are facts. The most comparable homes that actually changed hands nearby in the last twelve months.
Sold · Feb ’26$409,000
9980 GULF BOULEVARD UNIT 408
1 bd · 1 ba · 365 sqft · $1,121/sqft · 10 DOM
Sold · Aug ’26$405,000
9980 GULF BOULEVARD UNIT 409
1 bd · 1 ba · 365 sqft · $1,110/sqft · 59 DOM
Sold · Oct ’26$405,000
9980 GULF BOULEVARD UNIT 318
1 bd · 1 ba · 365 sqft · $1,110/sqft · 36 DOM
Closed-sale data from the MLS, last 12 months, selected for similarity in size and location. No two homes are identical — ask us for a full comparative analysis.
Your home team
The pros in your corner
Buying a home is two conversations — the home and the money. Here’s who handles each, side by side, already working together.
Your agent
Seth Cabrera - Rothschild
Realtor · CENTURY 21 Edge
Tours, negotiation, and every question about 11855 1ST STREET E — start here.
Your lender
Andrew Acosta
Acosta Home Loans with PRMG · NMLS #1468866
Pre-approval, rates, and the real monthly number for 11855 1ST STREET E — before you fall in love.
See it in person
Schedule a tour
Live availability from Seth's calendar — pick a time and it's booked. Confirmation lands in your inbox immediately.
Straight answers
11855 1ST STREET E FAQs
What would the monthly payment be for 11855 1ST STREET E?+
With 10% down on a 30-year Conventional loan at 7.5%, the all-in payment lands around $8,976/mo — principal and interest, the actual property-tax bill and typical Florida insurance. The payment calculator on this page lets you switch loan type (FHA, Conventional, VA) and adjust the down payment, rate and term.
What are the property taxes on 11855 1ST STREET E?+
The most recent tax bill on record (2025) was $13,771. A new owner's bill can differ once the sale price resets the assessed value — we can walk you through what to expect.
How does the price compare to other homes in Treasure Island?+
At $1,150,000, this home is listed about 72% above the Treasure Island median of $669,700. The market section on this page shows how the area is trending.
Which schools are assigned to 11855 1ST STREET E?+
Azalea Middle School (middle), Azalea Elementary School (elementary), Boca Ciega High School (high) — Pinellas County School District. Always verify school assignments with the district before relying on them.
The brief
Four things that matter here
01Positioned at the premium end
$1,150,000 runs 150% above the TREASURE ISLAND 33706 median.
02Waterfront living
This home sits directly on the water — the single scarcest feature in Florida inventory and the strongest long-term value anchor.
03Strong assigned schools
Azalea Middle School, Azalea Elementary School, Boca Ciega High School — Azalea Elementary School rates 4 of 5. Always verify assignments with the district.
04The price has already moved
Listed at $1,190,000, now $1,150,000 — a $40K cut. The full history is in the market section below.
Keep looking
Similar homes nearby
Listing courtesy of TREASURE ISLAND REALTY LLC · Anthony Russano, Jr. MLS #TB8539504.
IDX information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by Stellar MLS.
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