2550 HARBOURSIDE DRIVE UNIT 334, LONGBOAT KEY, FL, 34228
Active4 days on marketListed Oct 8, 2026MLS #A4708638
About this home
2550 HARBOURSIDE DRIVE UNIT 334
Waterfront. Exquisite Bay Views. Deeded beach access. Bring your contractor and your imagination. This 3 Bedroom, 3 Bathroom, sun-filled unit lives large with over 3000 sqft of living space and wraparound balconies to capture all the magnificent views. Freshly painted and sparkling clean. Updates include a new roof 2025, 2 water heaters (2022), 2 A/C units (2022). Priced below appraised value. Marina Bay is pet-friendly, allowing one pet up to 25 lbs. Boat slips are available for purchase or lease, subject to availability. The Bay Isles Beach Club adds another dimension to island life. This private Gulf-front retreat offers gated entry, parking, restrooms, showers, and shaded seating along a beautiful stretch of sandy beach.Enjoy nearby shopping and exceptional dining. For those seeking additional recreation and social opportunities, optional membership at the Longboat Key Club offers golf, tennis, pickleball, beach club access, marina facilities, spa and wellness amenities, several dining venues, and an active social calendar. Expansive bay views, room to spread out, and access to both boating and the beach create a wonderful opportunity to shape your own Longboat Key lifestyle. Make an appointment today!
Facts & features
The home at a glance
3
Bedrooms
3
Bathrooms
3,083
Sqft
7.4 ac
Lot size
1990
Year built
One
Levels
$454
Per sqft
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.
$9,820 /mo · 10% down Conventional, 30-yr fixed at 6%
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
$9,820/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.
Value check
Is the price right?
The internet’s favorite home-value number comes from a single automated model that has never seen the street, the finishes, or the view — which is why it routinely misses by tens of thousands of dollars. The edgeAI estimate combines multiple independent data sources with our team’s on-the-ground expertise in this exact market.
vs edgeAI estimate
+16.6%
$/sqft vs Longboat Key actives
$454 vs $659
Days on market
4 vs 125 typical
Where $454/sqft sits among the 218 Longboat Key actives
The edgeAI estimate is a starting point, not an appraisal or a broker price opinion. It is generated from public records, listing data and market modeling, and is subject to change once a licensed real estate professional personally inspects the property. Condition, floor, view and lot are not fully captured by any model — ask us for a full comparative market analysis.
Where it sits
Inside Longboat Key
Get to know Longboat Key. See the full Longboat Key guide →
LONGBOAT KEY 34228 — neighborhood snapshot
Population
7,512
Median age
71.5
Median income
$143,365
Median home value
$959,200
Avg household
1.8
Households w/ children
51%
For the school run
Sarasota County School District
School assignments and ratings via edgeAI — always verify with the district.
The numbers that matter
The Longboat Key market
$820K → $948K
Longboat Key median sold, yr/yr
93.1%
Sale-to-list ratio (12 mo)
89 of 218
Longboat Key actives have cut their price
Median sold price, Longboat Key, trailing 36 months (3-month rolling) · live MLS data.
This home is listed 151% above the LONGBOAT KEY 34228 median. See the full Longboat Key market guide →
Paper trail
This home's history
Reality check
What actually sold near 2550 HARBOURSIDE DRIVE UNIT 334
Asking prices are opinions — closed sales are facts. The most comparable homes that actually changed hands nearby in the last twelve months.
Sold · Jun ’26$1,495,000
2550 HARBOURSIDE DRIVE UNIT 324 · same community
3 bd · 3 ba · 3,083 sqft · $485/sqft · 118 DOM
Sold · Apr ’26$1,251,000
2450 HARBOURSIDE DRIVE UNIT 212 · same community
3 bd · 2.5 ba · 2,830 sqft · $442/sqft · 6 DOM
Sold · Feb ’26$1,725,000
2550 HARBOURSIDE DRIVE UNIT 322 · same community
3 bd · 3 ba · 2,830 sqft · $610/sqft · 323 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
John Carpenter
CFO/Broker · CENTURY 21 Edge
Tours, negotiation, and every question about 2550 HARBOURSIDE DRIVE UNIT 334 — start here.
Your lender
Andrew Acosta
Acosta Home Loans with PRMG · NMLS #1468866
Pre-approval, rates, and the real monthly number for 2550 HARBOURSIDE DRIVE UNIT 334 — before you fall in love.
See it in person
Schedule a tour
Live availability from John's calendar — pick a time and it's booked. Confirmation lands in your inbox immediately.
Straight answers
2550 HARBOURSIDE DRIVE UNIT 334 FAQs
What would the monthly payment be for 2550 HARBOURSIDE DRIVE UNIT 334?+
With 10% down on a 30-year Conventional loan at 6%, the all-in payment lands around $9,820/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 2550 HARBOURSIDE DRIVE UNIT 334?+
The most recent tax bill on record (2025) was $18,969. A new owner's bill can differ once the sale price resets the assessed value — we can walk you through what to expect.
Are pets allowed at 2550 HARBOURSIDE DRIVE UNIT 334?+
The listing reports pets: Yes. Communities often layer on breed or weight rules — we'll verify the specifics with the association before you commit.
How does the price compare to other homes in Longboat Key?+
At $1,400,000, this home is listed about 62% above the Longboat Key median of $863,900. The market section on this page shows how the area is trending.
Which schools are assigned to 2550 HARBOURSIDE DRIVE UNIT 334?+
Booker High School (high), Booker Middle School (middle), Southside Elementary School (elementary) — Sarasota 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
$1,400,000 runs 151% above the LONGBOAT KEY 34228 median — but at 3,083 sqft it's also nearly twice the size of the typical Longboat Key listing.
02Waterfront living
This home sits directly on the water — the single scarcest feature in Florida inventory and the strongest long-term value anchor.
03Fresh on the market
Only 4 days on market in a Longboat Key market that averages 125 — if it fits, move quickly.
04Strong assigned schools
Booker High School, Booker Middle School, Southside Elementary School — Southside Elementary School rates 5 of 5. Always verify assignments with the district.
Keep looking
Similar homes nearby
Listing courtesy of COLDWELL BANKER REALTY · Wendy Ross, Pa. MLS #A4708638.
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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