$4,800,000
OPEN SUN 1PM - 4PM NEW CONSTRUCTION

263 Las Quebradas Alamo, CA 94507

Estimated payment $26,655/month

Total Views 54
5 Beds
4.5 Baths
4,442 Sq Ft
$1,081 Price per Sq Ft

Highlights

  • Popular Property
  • New Construction
  • Contemporary Architecture
  • Stone Valley Middle School Rated A
  • Gas Heated Pool
  • Wood Flooring

About This Home

A masterpiece of contemporary architecture in Alamo's coveted Round Hill Country Club area, this newly constructed custom estate showcases exceptional design, craftsmanship, and sophisticated modern amenities. Defined by its striking butterfly metal roof, dramatic pivot entry door, soaring double-height ceilings, oversized picture windows, and expansive patio doors, the home is designed around an effortless connection between indoor and outdoor living. Nearly every main living space opens to expansive terraces and a resort-style backyard, framing panoramic evergreen hillside views. The thoughtfully designed floor plan features a stunning stone-clad wine room, chef's kitchen with Miele appliances, spacious guest suite, private office, upper-level retreat with kitchenette, and a luxurious primary suite with balcony and spa-inspired bath. Premium finishes include wide-plank Rift-sawn oak flooring, wood-clad windows, stone-slab bathrooms, Kohler Purist fixtures, trimless solid-core doors, flush baseboards, and a fully digital Anthem-controlled primary bath. Resort-inspired outdoor spaces include a heated pool and spa with Baja shelf, expansive terraces, and a fully equipped outdoor kitchen. Modern conveniences include whole-home Sonos audio, Lutron smart lighting, dual laundry rooms, solar, a dedicated pool bath, and a private gated driveway. A rare offering that combines striking architecture, exceptional craftsmanship, and elevated modern living in one of Alamo's most sought-after locations.

Listing Agent

Arash Erfani

Better Homes And Gardens Rp License #01993058 Listed on: 06/22/2026

Better Homes And Gardens Rp

Open House Schedule

Home Details

Home Type

  • Single Family

Year Built

  • Built in 2026 | New Construction

Lot Details

  • 20,909 Sq Ft Lot
  • Lot Sloped Up

Parking

  • 2 Car Attached Garage
  • Garage Door Opener

Home Design

  • Contemporary Architecture
  • Metal Roof
  • Composition Shingle
  • Stucco

Interior Spaces

  • 2-Story Property
  • Gas Fireplace
  • Wood Flooring
  • Intercom

Kitchen

  • Gas Range
  • Microwave
  • Dishwasher

Bedrooms and Bathrooms

  • 5 Bedrooms

Laundry

  • Laundry Room
  • Dryer
  • Washer

Utilities

  • Central Air
  • Heat Pump System
  • Water Filtration System
  • Electric Water Heater

Additional Features

  • Solar owned by seller
  • Gas Heated Pool

Community Details

  • No Home Owners Association
  • Roundhill Subdivision

Listing and Financial Details

  • Assessor Parcel Number 1930800956

Home Details

Home Type

Single Family

Year Built

Built in 2026 | New Construction

Lot Details

0.48 Acres

Parking

2

Listing Details

  • Stories: 2
  • Year Built: 2026
  • Property Sub Type: Detached
  • Prop. Type: Residential
  • Subdivision Name: Roundhill
  • Directions: I-680 to Stone Valley Rd, west to Roundhill Rd, turn onto Las Quebradas.
  • Architectural Style: Contemporary
  • Garage Yn: Yes
  • Unit Levels: Two Story
  • New Construction: Yes
  • Special Features: 4099

Interior Features

  • Flooring: Hardwood
  • Spa Features: Heated
  • Appliances: Dishwasher, Gas Range, Microwave, Refrigerator, Dryer, Washer, Water Filter System, Electric Water Heater
  • Other Equipment: Intercom, Other
  • Full Bathrooms: 4
  • Total Bedrooms: 5
  • Fireplace Features: Gas, Gas Starter
  • Fireplaces: 1
  • Fireplace: Yes
  • Room Kitchen Features: Stone Counters, Tile Counters, Dishwasher, Disposal, Gas Range/Cooktop, Microwave, Pantry, Refrigerator, Other

Exterior Features

  • Roof: Metal
  • Lot Features: Premium Lot, Sloped Up, Sprinklers In Rear
  • Pool Features: Gas Heat, Other
  • Pool Private: Yes
  • Construction Type: Composition Shingles, Stucco, Other, Siding - Other

Garage/Parking

  • Garage Spaces: 2
  • Parking Features: Attached, Garage Door Opener

Utilities

  • Heating: Heat Pump, Other, Fireplace(s)
  • Cooling: Central Air
  • Laundry Features: Dryer, Other
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: Photovoltaics Seller Owned
  • Water Source: Public

Condo/Co-op/Association

  • Association: No

Lot Info

  • Lot Size Sq Ft: 20909
  • Parcel Number: 1930800956

Map

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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $9,347 $841,500 $841,500 --
2024 $4,462 $396,049 $396,049 --
2023 $4,462 $388,284 $388,284 $0
2022 $4,430 $380,671 $380,671 --
2021 $4,344 $373,207 $373,207 $0
2019 $4,226 $362,139 $362,139 $0
2018 $4,076 $355,039 $355,039 $0
2017 $3,937 $348,078 $348,078 $0
2016 $3,890 $341,253 $341,253 $0
2015 $3,834 $336,128 $336,128 $0
2014 $3,793 $329,544 $329,544 $0
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft Prior Sale
06/22/2026 06/22/26 For Sale $4,800,000 +481.8% $1,081 / Sq Ft
02/04/2025 02/04/25 Off Market $825,000 -- --
05/24/2024 05/24/24 Sold $825,000 -5.2% $39 / Sq Ft View Prior Sale
04/24/2024 04/24/24 Pending -- -- --
04/13/2024 04/13/24 For Sale $870,000 +5.5% $42 / Sq Ft
04/11/2024 04/11/24 Off Market $825,000 -- --
02/03/2024 02/03/24 Pending -- -- --
01/30/2024 01/30/24 For Sale $870,000 -- $42 / Sq Ft
Source: Contra Costa Association of REALTORS®

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Type Sale Price Title Company
Grant Deed $825,000 Chicago Title
Interfamily Deed Transfer -- None Available
Interfamily Deed Transfer -- --
Grant Deed $253,000 Old Republic Title Company
Source: Public Records

Source: Contra Costa Association of REALTORS®

MLS Number: 41138822

Contra Costa Association of REALTORS®

APN: 193-080-095-6

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