
Seal Beach, California 90740
This Oceanfront Triplex represents a High-Potential Investment Opportunity, listed at $3,540,000—positioned well below the $3,667,006 Fair Market Value by 3%. This valuation gap offers $127,006 in Instant Equity. Featuring a Mint Condition Rating with a newly constructed ADU and panoramic ocean views, the property provides exceptional rental versatility. Located in the Los Alamitos Unified School District, this asset is perfectly suited for Buy-and-Hold Investors or Owner-Occupants seeking a premium coastal retreat with built-in income potential.
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 1003 Seal Subject | $3,540,000* List Price | 6 | 4 | 2,392 | $1,533 | - |
A 1216 Ocean Active | $4,250,000 List Price | 0 | 0 | 2,565 | $1,657 | 0.2 mi |
* Subject property listed price vs sold prices of comps.
Property is new construction or fully renovated.
While originally built in 1944, the property features a newly constructed studio ADU and significant recent renovations to the main units within the last 5 years. Interior images show modern shaker-style cabinetry, updated stainless steel appliances, contemporary bathrooms, and new mini-split HVAC systems in the ADU, meeting the criteria for mint condition with no immediate maintenance needed.
Elementary School: Jack L. Weaver Elementary School (9/10). High School: Los Alamitos High School (9/10).
Situated directly on the sand with unobstructed views of Catalina Island and the Pacific, this property offers a rare and highly coveted coastal lifestyle in Old Town Seal Beach.
The triplex configuration, featuring a 2-bedroom upper unit, a 3-bedroom lower unit, and a newly built studio ADU, provides significant rental potential or flexible multi-generational living.
Lot size discrepancy between mls listing and other public or private record. mls listing lot size in square feet =2518, other record lot size in square feet = 2720. Living area discrepancy between mls listing and other public or private record. mls listing living area = 2392, other record living area = 1992. Bedroom count discrepancy between mls listing and other public or private record. mls listing bedroom count = 6, other record bedroom count = 5.
With only two single-car garages for three separate units, parking may be a challenge for residents and guests in this high-demand beach neighborhood.
Originally built in 1944, the property may require higher ongoing maintenance costs and potential system upgrades typical of older coastal structures exposed to salt air.
Set directly on the sand in one of California's most desirable coastal locations, this oceanfront triplex offers uninterrupted Pacific and Catalina views, exceptional flexibility, and rare income potential just steps from historic Main Street. Thoughtfully arranged for multiple living or rental possibilities, the property features two main residences plus a newly constructed studio ADU, each offering its own distinct appeal. The upper residence includes 2 bedrooms and 2 baths, highlighted by folding glass doors that open to an expansive ocean-view balcony. The lower residence offers 3 bedrooms and 1 bath, an open living area with inside laundry, and direct access to a generous beachfront deck. Above the garage, the studio ADU features high ceilings, modern finishes, mini-split A/C, and washer/dryer hookups, creating an ideal space for guests, extended family, or additional rental use. With two one-car garages, nearby resident parking privileges available at a reduced rate, and just steps from the Seal Beach Pier, boardwalk, volleyball courts, playground, Main Street dining, shops, cafés, and major freeways, this property delivers the kind of coastal convenience buyers hope for but rarely find. A standout opportunity for owner-users, investors, or those seeking a beachfront retreat with built-in versatility.
No exterior & parking available.
Grades K-5 • 0.8 mi
Grades K-5 • 3.7 mi
Grades 6-8 • 5.5 mi
No sensitive facilities data found.
| Feature | Subject | Average Home | Neighborhood Ranking (50 Listings) |
|---|---|---|---|
| Beds | 6.0 | 0.0 | 67% |
| Baths | 4.0 | 0.0 | 67% |
| Square foot | 2,392 | 2,392 | 50% |
| Lot Size | 2,518 | 2,614 | 33% |
| Price | $3.54M | $2.08M | 67% |
| Price per sq ft | $1.5K | $1.0K | 67% |
| Built year | 1944 | 1950 | 33% |
| HOA | $0 | $0 | 50% |
| Days on market | 0 | 102 | 33% |
May 28, 2026
$3,540,000
Initial Listing
Apr 22, 2016
$2,025,000
Public Record
Feb 13, 2014
$1,800,000
Public Record
Jun 29, 2009
$1,500,000
Public Record