1586 Lexington Avenue
San Mateo, CA 94402
3
Bed
2
Bath
2,190Sqft
8,803Sqft(Lot)
A rare architectural offering, this one-of-a-kind 1956 Mid-Century Modern X-100 prototype, designed by an acclaimed team of architects, represents a pivotal moment in mid-century modern design. The home showcases six exposed steel I-beams, eliminating interior load-bearing walls and creating a dramatic open, light-filled environment with seamless indoor-outdoor flow. Thoughtfully restored while honoring its original vision, recent updates include fresh interior/exterior paint, recoated foam roof, refinished vinyl and concrete floors, updated radiant heating, curated furnishings, and refreshed landscaping. The home is organized around two private garden atriums with in-ground planting beds, while 32 feet of skylights flood the interiors with natural light. Signature materials, steel, glass,
Property Details
Map
Map
What's Nearby
Nearby Areas
Features
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Bedroom Information
Total Bedrooms: 3Bathroom Information
Total Baths: 2 Full Baths: 2Water/Sewer
Water Source: Public Sewer: Public Sewer -
Interior Features
Roof: Foam Interior Features: Breakfast Bar Windows: Skylight(s) Property Appliances: Double Oven,Dishwasher,Electric Oven,Disposal,Ice Maker,Vented Exhaust Fan,Dryer,Washer Fireplace: Free Standing,Living Room,Wood Burning Flooring: Tile -
Cooling Features
None Air ConditioningHeating Source
Radiant Has HeatingFireplace
Fireplace Features: Free Standing,Living Room,Wood Burning Has Fireplace: 1
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Building Information
Year Built: 1956 Construction: Steel Roof: Foam -
Foundation
Slab -
Accessibility Features
Accessible DoorsPool Features
In Ground,AssociationLaundry Features
Gas Dryer HookupFencing
Wood
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Lot Details
Lot Dimensions Source: Vendor Enhanced Lot Size Acres: 0.2021 -
Lot Size Source: Assessor Lot Size Square Feet: 8803
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Listing Price Information
Original List Price: 4,498,000 Listing Contract Date: 2026-04-29 -
Lease Information
Listing Agreement: Exclusive Right To Sell
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Tax Information
Parcel Number: 041044030
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Garage and Parking
Garage Description: Carport,Guest,Off StreetHomeowners Association
Association Amenities: Clubhouse,Fitness Center,Barbecue,Playground,Pool,Recreation Room
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Other Property Info
Source Listing Status: Active Source Neighborhood: 699 - Not Defined Directions: Cross Street: Bunker Hill Zoning: R10008 Source Property Type: Residential Area: 699 - Not Defined Property SubType: Single Family Residence -
Building and Construction
Property Age: 70 Common Walls: No Common Walls Structure Type: Single Family Residence Year Built Source: Assessor Total Square Feet Living: 2190
How much is this property worth?
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Nearby Home Value
| Address | Estimate | Bed | Bath | Sq. Ft | Lot Size |
|---|---|---|---|---|---|
| 123 Natureza Viva Avenue, San Mateo, CA, 94402 | $1,900,000 | 3 | 2 | 3,605 | 3,605 SqFt |
| 30 Mission Drive, San Mateo, CA, 94402 | $2,899,000 | 2 | 1 | 1,478 | 1,478 SqFt |
| 212 Eaton Road #1, San Mateo, CA, 94402 | $999,888 | 2 | 1 | 1,019 | 1,019 SqFt |
| 120 Gramercy Drive, San Mateo, CA, 94402 | $3,000,000 | 4 | 4 | 2,850 | 2,850 SqFt |
| 301 Engle Road, San Mateo, CA, 94402 | $2,395,000 | 2 | 1 | 1,580 | 1,580 SqFt |
| 612 Hobart Avenue, San Mateo, CA, 94402 | $3,595,000 | 4 | 4 | 2,463 | 2,463 SqFt |
| 605 Barroilhet Avenue, San Mateo, CA, 94402 | $3,650,000 | 4 | 3 | 2,590 | 2,590 SqFt |
| 1883 Parrott Drive, San Mateo, CA, 94402 | $2,899,000 | 4 | 3 | 2,050 | 2,050 SqFt |
| 18 Bel Aire Lane, San Mateo, CA, 94402 | $5,495,000 | 5 | 4 | 3,977 | 3,977 SqFt |
| 9 Bel Aire, San Mateo, CA, 94402 | $5,595,000 | 4 | 4 | 3,908 | 3,908 SqFt |
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ByOwner last updated this listing 06/18/2026 @ 12:26
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