$725,000
1 Bed Waterfront Home for Sale in Marco Island
720 S Collier Boulevard 304, Marco Island, FL, 34145
About this home
Gulf-Front Living at Its Finest! Imagine waking up to sparkling Gulf waters beyond your windows, watching dolphins and rays move along the shoreline, and ending the day with one of Marco Island's unforgettable sunsets. Welcome to Sandcastle II Unit 304, a beautifully remodeled Gulf-view residence where thoughtful design, quality upgrades and an extraordinary beachfront setting come together. Completely remodeled by a prestigious contractor, this sophisticated 1-bedroom, 1.5-bath condominium delivers the comfort and polish of a much larger home while maintaining the effortless simplicity of island living. Inside, you'll find tile flooring throughout, crown molding, a striking tray ceiling, recessed lighting and sleek linear air vents. Remote controlled blinds on all windows provide effortless light control and a beautifully finished appearance, while hurricane rated protection provides added peace of mind. The redesigned kitchen is both stylish and functional, featuring quartz countertops, a large center island, stainless steel appliances and a generous pantry. The island creates the perfect place for morning coffee, casual dining or entertaining friends after a day on the beach. The Gulf view bedroom transforms waking up into an experience. Imagine opening your eyes to changing skies over the water, watching dolphins and rays offshore, and enjoying spectacular sunsets from the comfort of home. The beautifully updated bathroom features a large walk-in shower, while the convenient side-by-side washer and dryer adds the everyday functionality buyers appreciate in a full-time or seasonal residence. Two significant recent mechanical improvements are the HVAC system & hot water tank were replaced in late 2025. The property includes assigned parking and a dedicated storage locker on the main floor, plus additional beach chair storage conveniently located at the edge of the property. Sandcastle II offers direct access to Marco Island's beautiful Gulf beach along the iconic Crescent Beach area, together with an impressive collection of amenities designed for enjoying the island lifestyle: a heated pool, hot tub, sauna, fitness room, tennis, pickleball, shuffleboard, social room, library, common kitchen, new grill area and more. Building improvements to the elevators and common kitchen are also underway, with those improvements already paid for, an important benefit for the next owner. But perhaps the greatest amenity is the one that can't be duplicated inside another condominium: the Gulf itself. This is where morning coffee comes with dolphin sightings. Where the beach is part of your backyard & where sunsets become part of your daily routine. Unit 304 isn't simply a remodeled one-bedroom condominium, it is a beautifully finished island condo in one of Marco Island's coveted beachfront communities, ready for weekends, winters, extended stays or year-round living. Come experience Sandcastle II #304 and discover how good Gulf-front living can feel.
Property details
- Type
- Condominium
- Year built
- 1983
- Interior
- 863 sqft
- Lot size
- Not specified
- Acreage
- Not specified
- Garage
- 1 car
- Days on market
- 0
- Total association fees
- $18,804/yr (~$1,567/mo)
- CDD
- None
- Est. taxes (1.4%)
- $10,150/yr
- Flood zone (area est.)
- Yes · High risk (AE)
- Storm protection
- Impact Windows/Doors
- Exposure
- Northwest
- Waterfront
- Yes
- Gulf access
- Yes
- Gulf access type
- Direct — Gulf frontage
- Pool
- No
- Spa
- No
- Natural gas
- No
- Water
- Public
- Sewer
- Public Sewer
- New construction
- No
- Pets
- Call, Conditional
- County
- Collier
Total association fees sums the core association dues the MLS feed provides (HOA, condo/master association, and land lease), normalized to a yearly figure. These are separate from and additional to specialty charges, mandatory club or food-and-beverage minimums, special assessments, and rec-lease fees, which the IDX feed does not carry. Always confirm the full fee schedule with the HOA or listing agent.
Maintenance included in the fee
What the association dues cover, per the MLS. Confirm the full schedule with the HOA.
Amenities
Flood risk shown is an area-level estimate and can differ from a specific unit's actual FEMA designation (which varies by structure and elevation). Look up this address on the FEMA Flood Map and verify with a licensed insurance agent before relying on it.
Based on the $/sqft of 11 comparable homes sold nearby in the last 12 months. Indicative, not an appraisal.
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Recently sold nearby
Closed comparable sales within ~1 mile in the last 12 months, similar price, size, beds/baths, and age.
| Address | Sold | Sold price | Beds/Baths | Sq ft | $/sqft |
|---|---|---|---|---|---|
| 140 Seaview Court 803N | Sep 2026 | $725,000 | 2/2 | 837 | $866 |
| 140 Seaview Court 602S | Nov 2025 | $800,000 | 2/2 | 844 | $948 |
| 180 Seaview Court 607 | Apr 2026 | $710,000 | 2/2 | 876 | $811 |
| 180 Seaview Court 215 | May 2026 | $807,500 | 2/2 | 874 | $924 |
| 180 Seaview Court 507 | Oct 2025 | $815,000 | 2/2 | 874 | $932 |
| 180 Seaview Court 611 | Jan 2026 | $807,000 | 2/2 | 846 | $954 |
| Average | 6 comps | $777,417 | $906 |
Market trends, Sandcastle At Marco Beach
Live community medians from the MLS · see all listings. Indicative, not an appraisal.
The good, the trade-offs & the location
- Gulf access (Direct — Gulf frontage)
- Storm protection: Impact Windows/Doors
- Built 1983 — pre-2002 construction may carry older wind codes and higher insurance
- In a higher-risk flood zone (AE) — flood insurance likely required
- Higher association fees (~$18,804/yr)
Straight-line distances to major SWFL amenities, approximate; actual drive times vary.
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Listing information is provided in part by the Florida Gulf Coast Multiple Listing Service (MLS) through its Broker Reciprocity / Internet Data Exchange (IDX) program. Properties displayed may be listed by brokerages other than SWFL Relocation Team. Data is deemed reliable but is not guaranteed accurate by the MLS or this brokerage and should be independently verified. Fees, flood zones, taxes, square footage, and school assignments are estimates from the feed and must be confirmed. © 2026 SWFL Relocation Team. All rights reserved.