317 Walnut, Costa Mesa, California 92627, Costa Mesa, 92627 - 4 bed, 3 bath
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317 Walnut
Costa Mesa, California 92627
ACTIVE
CONDITION: EXCELLENT
4Beds
3Baths
2,294Sq Ft
8,046Lot Size
Property Price
LIST PRICE$3,799,000
EST. MARKET VALUE
$3,437,118
10% AboveMARKET VALUE
SUMMARY
This Stunning Move-In Ready Home is listed at $3,799,000, reflecting a premium valuation above its $3,437,119 Fair Market Value. Featuring a complete, high-end renovation, the property boasts an Excellent Condition Rating with a new chef’s kitchen, solar system, and a private backyard oasis with a newly replastered pool. Situated in the prestigious Eastside Costa Mesa, it offers proximity to Top-Rated Schools like Mariners Elementary. This residence combines modern luxury with long-term stability, making it the perfect fit for a discerning professional or growing family seeking a stress-free, coastal lifestyle.
Estimated Market Value
$3,437,118
Based on Realkey algorithm analyzing recent comparable sales in Costa Mesa.
Comparable Sales Map
Comparables within 1 miles sold in recently
Map unavailable.
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 317 Walnut Subject 4 bd · 3 ba · 2,294 sqft · $1,498 | $3,799,000* List Price | 4 | 3 | 2,294 | $1,498 | - |
A 1789 Rogers Place Sold 4 bd · 3 ba · 2,168 sqft · $1,268 · 0.4 mi | $2,750,000 | 4 | 3 | 2,168 | $1,268 | 0.4 mi |
B 305 Robinhood Sold 5 bd · 4 ba · 2,863 sqft · $1,275 · 0.3 mi | $3,650,000 | 5 | 4 | 2,863 | $1,275 | 0.3 mi |
C 330 Colleen Place Sold 4 bd · 3 ba · 2,245 sqft · $1,207 · 0.8 mi | $2,710,000 | 4 | 3 | 2,245 | $1,207 | 0.8 mi |
D 339 E 19th Sold 3 bd · 2 ba · 1,692 sqft · $1,655 · 0.1 mi | $2,800,000 | 3 | 2 | 1,692 | $1,655 | 0.1 mi |
E 1644 Aliso Avenue Sold 3 bd · 2 ba · 1,947 sqft · $1,387 · 0.8 mi | $2,700,000 | 3 | 2 | 1,947 | $1,387 | 0.8 mi |
F 308 E 18th Street Sold 4 bd · 3 ba · 3,039 sqft · $1,233 · 0.3 mi | $3,748,000 | 4 | 3 | 3,039 | $1,233 | 0.3 mi |
G 288 E Bay Street Active 4 bd · 4 ba · 2,429 sqft · $1,398 · 0.3 mi | $3,395,000 List Price | 4 | 4 | 2,429 | $1,398 | 0.3 mi |
* Subject property listed price vs sold prices of comps.
Condition Analysis
See Full ReportOVERALL CONDITION SCORE
Excellent
TeardownExcellent
Property is new construction or fully renovated.
This 1957 home has undergone a complete, high-end renovation within the last year. It features a brand-new custom chef's kitchen with Thermador appliances, spa-inspired bathrooms, and engineered hardwood flooring. All major systems are new, including the roof, HVAC and ducting, 200-amp electrical panel, water heater, and solar system, meeting the criteria for mint condition with no maintenance required.
PROSSTRENGTHS & OPPORTUNITIES
- Comprehensive Modern Infrastructure
The property features extensive high-value upgrades including a new solar system, roof, 200-amp electrical panel, and central HVAC, offering buyers long-term peace of mind and energy efficiency.
- Seamless Indoor-Outdoor Flow
A dramatic 12-foot bifold door creates a perfect transition to a private backyard oasis featuring a newly replastered pool and a custom BBQ island, ideal for high-end entertaining.
- Prime Eastside Location
Situated in a highly sought-after neighborhood near the Back Bay Nature Preserve and top-rated schools like Mariners Elementary, providing exceptional lifestyle value and long-term desirability.
CONSRISKS & DEFICIENCIES
- MLS Listing Discrepancy
Living area discrepancy between mls listing and other public or private record. mls listing living area = 2294, other record living area = 2130. Bedroom count discrepancy between mls listing and other public or private record. mls listing bedroom count = 4, other record bedroom count = 3.
- High Price-Per-Square-Foot
At a list price of $3,799,000 for approximately 2,294 square feet, the property commands a significant premium that may be difficult to justify compared to larger homes in the same area.
- Lack of Scenic Views
Despite the luxury price point and proximity to coastal amenities, the property lacks any significant views, which is a common expectation for buyers in this elevated market tier.
About 317 Walnut
Located in the highly sought-after Eastside Costa Mesa, this stunning and thoughtfully expanded single-level residence seamlessly blends timeless style, modern luxury, and exceptional functionality. Offering 4 bedrooms, 3 bathrooms, and approximately 2,294 square feet of beautifully reimagined living space, this fully permitted home features an open-concept floor plan designed for effortless everyday living and sophisticated entertaining. A new custom glass Dutch door welcomes you into an inviting formal living and dining area, where an elegant statement chandelier and beautiful fireplace create a warm and impressive first impression. At the heart of the home is a custom chef’s kitchen featuring premium Thermador appliances, custom cabinetry, and beautifully selected finishes that combine style with functionality. The spacious primary suite is a private retreat filled with natural light and appointed with a walk-in closet featuring custom built-in organizers. The spa-inspired ensuite bath offers a serene escape with a freestanding soaking tub, an open shower with both rain and handheld shower heads, and a luxurious dual vanity. Throughout the home, engineered hardwood flooring, lavish designer tiles, sophisticated fixtures, and carefully curated details create a cohesive, elevated aesthetic. Thoughtfully upgraded from top to bottom, this home offers an impressive list of modern improvements, including a solar system, a new roof, new central air conditioning and ducting, a new 200-amp electrical panel, a new water heater, and new attic insulation. Designed for seamless indoor-outdoor living, a dramatic 12-foot-wide bifold door opens to the lush backyard oasis. Enjoy a newly replastered pool, refreshed landscaping, and a brand-new built-in BBQ island—creating the perfect setting for outdoor dining, entertaining, and relaxing year-round. Conveniently located near the Back Bay Nature Preserve, award-winning schools, the OC Fairgrounds, and the popular shops and restaurants along 17th Street, this exceptional Eastside Costa Mesa home offers the best of coastal Orange County living.
Property Details
Public Facts
- Property Type
- Single Family Residence
- Year Built
- 1957
- Lot Size
- 8,046 Sq. Ft.
Interior
- Total Bedrooms
- 4
- Total Bathrooms
- 3 (3 Full, 0 Half)
Exterior & Parking
No exterior & parking available.
Utilities & Misc
- HOA Fee
- $0 / Month
Neighborhood Insights
Costa Mesa Unified Schools
Woodland Elementary School
Grades PK-2 • 0.3 mi
0/10
Heinz Kaiser Elementary School
Grades 3-6 • 0.5 mi
8/10
Mariners Elementary School
Grades PK-6 • 0.6 mi
8/10
Sensitive Facilities
No sensitive facilities data found.
Neighborhood Comparison
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 4.0 | 3.7 |
| Baths | 3.0 | 2.7 |
| Square foot | 2,294 | 1,808.331 |
| Lot Size | 8,046 | 6,450.805 |
| Price | $3.80M | $1.68M |
| Price per sq ft | $1.7K | $962 |
| Built year | 1957 | 1961 |
| HOA | $0 | $302 |
| Days on market | 4 | 51 |
Pricing History
Listed for Sale
Oct 21, 2026
$3,799,000
Initial Listing
Sold
Jul 18, 2025
$2,300,000
Public Record
Sold
Aug 24, 2005
$1,100,000
Public Record