BRAND NEW CUSTOM-BUILT COASTAL MASTERPIECE. Nestled in the exclusive oceanfront community of Nahant, this architectural new construction build flawlessly blends designer finishes with professional luxury. Move in for end-of-summer occupancy! The open-concept main level features a show-stopping gourmet kitchen with custom multi-tone Shaker cabinetry, a massive center island, and an expansive walk-in chef’s pantry with wrap-around floating display shelves. Premium appliances include a 36” Monogram 6-burner gas range and seamlessly integrated panel-ready refrigeration. Entertain from the dedicated wet bar with a built-in beverage chiller. Upstairs, the private primary suite is a sanctuary of wellness, complete with a custom spa bath holding dual vanities, a luxury remote bidet seat, and a wireless commercial-grade Mr. Steam shower system. Complete with solid-core Shaker doors, black hardware, an attached 2-car garage, and immediate beach access. Live the seaside dream!
Single-familyProperty Type
2026Year Built
1,013 sq ftLot Size
$698Price/Sq.Ft.
2 garage spacesParking
Listed by Thomas Mario• Century 21 Mario Real Estate
Est. $3,494 per month, based on comparable rentals
Sale and tax history for 300 Castle Rd
Sale History
Tax History
Date
Event
Price
MLS PIN #73536402
Sep 30, 2026
Sold
$1,750,000
$698/sq ft
Jul 23, 2026
Pending
—
Jun 15, 2026
Listed
$1,750,000
$698/sq ft
MLS PIN #73329069
May 1, 2025
Sold
$485,000
$194/sq ft
Mar 31, 2025
Contingent
—
Jan 24, 2025
Listed
$475,000
$190/sq ft
+8
LAST OFFERING to purchase a conforming buildable lot of land in Northshore's most beautiful seaside community! Build the home of your dreams on 1 of 6 remaining lots-several w/unobstructed ocean views, NOT flood zone. Experience the joy of living in an idyllic beach community that's like being on vacation every day while within a short commute to Boston by ferry/rail/bus/drive. Wonderful nurturing environment for kids w/in town pre-K to 6, grades 7-12 are bused to Swampscott.Town sponsored learn to sail, park, library programs. Residents enjoy open access to numerous pristine beaches, spectacular seaside parks, low taxes.Cultural events include art/music/dance/beach yoga. Bring your boat/kayak/SUP/surfboard or just beach chairs, and enjoy the ocean breezes & sand in your toes.In a town of only 1.04 sq miles, whether to downsize to an age-in-place, new eco/green living, or family-sized housing-this is your chance to make Nahant your home, built to your exact specifications
As the MLS and public records start to fill up, we'll list the details here.
Public record
Beds
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Baths
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Stories
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Lot width
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Lot depth
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Lot size
—
Year renovated
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Sq. Ft.
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Year built
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Style
Single Family Residential
County
Essex County
APN
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Parking Spaces
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Basement
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Accessible
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HOA Dues
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Garage
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Features
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Last updated by owner on Apr 11, 2023.
Property details
Parking
Parking Information
Has Garage
Has Open Parking
# of Garage Spaces: 2
# of Covered Spaces: 2
Open Parking Spaces: 2
Parking Spaces: 4
AttachedGarageYN: Yes
Parking Features: Attached, Under, Garage Door Opener, Heated Garage, Paved Drive, Off Street, Driveway
Community Features: Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Golf, Conservation Area, Highway Access, House of Worship, Marina, Public School, T-Station, University, Sidewalks
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: —
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Essex County
APN: —
Home facts updated by county records on Apr 11, 2023
Other
Listing Information
StandardStatus: Closed
Around this home
Schools
Johnson Elementary School
Public PreK-6 • Assigned • 0.1mi
5/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
5/10 Heat Factor
7 days above 97° expected this year, 16 days in 30 years
6/10 Wind Factor
77% chance of strong winds in next 30 years
3/10 Air Factor
3 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Nahant, MA • 01908
Average low and high temperatures (°F)
35
22
36
23
49
34
57
42
67
52
77
62
81
68
77
63
73
58
64
48
54
39
40
27
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
89/ 100
Very good sunlight
Sunscore
This home receives average direct sun exposure in Nahant. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
10.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.60M – $1.94M
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