20 Glen Alpine

Welcome home to this very rare single-story, gated country estate. Set atop 3± private acres, this one-of-a-kind property offers breathtaking, unobstructed views of Mt. Diablo to the Carquinez Straits from nearly every room. Thoughtfully expanded and upgraded with roughly $2 million in enhancements, this single-level residence seamlessly blends luxury, comfort, and natural beauty. The main house showcases an inviting gourmet country kitchen that flows into a warm, open-concept family room. The spacious living and dining rooms are perfect for entertaining, while four oversized bedrooms include a lavish primary suite and expanded His/Her master bathrooms. Multiple doors open to the resort-style outdoors, where a sparkling pool, lush landscaping, and panoramic views create the ultimate escape. The expanded guest house offers additional single-story living with a living room, full kitchen, bedroom, bath, and laundry, ideal for extended family or guests. With its gated privacy, luxurious upgrades, panoramic views, and seamless indoor-outdoor living, this is truly a must-see estate. Come experience this rare opportunity— you won’t want to leave!

Current Status

Active - Coming Soon

Original Price

$4,495,000

List Price

$4,495,000

On Market Date

Aug 12, 2025

Property Type

Detached

D/N/S

Montair

Zip Code

94526

MLS ID

41107868

APN

1994400172

Year Built

1979

Stories in Building

1

Possession

Close Of Escrow

Data Source

MAXEBRDI

Origin MLS System

CONTRA COSTA

Bed

5

Bath

4.5 (4/1)

Parking

3

Attached, Int Access From Garage, RV/Boat Parking, Side Yard Access, Workshop in Garage, Guest, Parking Lot, Garage Door Opener

SQ FT

6,263

SQ FT Source

Measured

Lot SQ FT

129,852.0

Lot Acres

2.98 Acres

Pool Info

Gas Heat, In Ground, Pool Sweep

Kitchen

Dishwasher, Double Oven, Gas Range, Grill Built-in, Refrigerator, Self Cleaning Oven, Dryer, Washer, Gas Water Heater, 220 Volt Outlet, Breakfast Bar, Breakfast Nook, Counter - Solid Surface, Stone Counters, Eat-in Kitchen, Disposal, Gas Range/Cooktop, Self-Cleaning Oven, Skylight(s), Updated Kitchen

Cooling

Ceiling Fan(s), Central Air

Disclosures

Other - Call/See Agent

Entry Level

Exterior Details

Back Yard, Dog Run, Front Yard, Garden/Play, Side Yard, Sprinklers Automatic, Storage

Flooring

Hardwood, Linoleum, Tile, Carpet

Foundation

Fire Place

Brick, Family Room, Free Standing, Gas Starter, Living Room, Metal, Wood Burning, Other

Heating

Zoned

Laundry

220 Volt Outlet, Dryer, Laundry Room, Washer

Main Level

3 Bedrooms, 2.5 Baths, Primary Bedrm Suites - 2, Laundry Facility, No Steps to Entry, Main Entry

Possession

Close Of Escrow

Architectural Style

Custom, Traditional

Construction Status

Existing

Additional Miscellaneous Features

Back Yard, Dog Run, Front Yard, Garden/Play, Side Yard, Sprinklers Automatic, Storage

Location

Sloped Down, Premium Lot, Secluded

Roof

Tile

Water and Sewer

Public

Fee

$1,225

MLS and other Information regarding properties for sale as shown in Theo have been obtained from various sources such as sellers, public records, agents and other third parties. This information may relate to the condition of the property, permitted or unpermitted uses, zoning, square footage, lot size/acreage or other matters affecting value or desirability. Unless otherwise indicated in writing, neither brokers, agents nor Theo have verified, or will verify, such information. If any such information is important to buyer in determining whether to buy, the price to pay or intended use of the property, buyer is urged to conduct their own investigation with qualified professionals, satisfy themselves with respect to that information, and to rely solely on the results of that investigation.

School data provided by GreatSchools. School service boundaries are intended to be used as reference only. To verify enrollment eligibility for a property, contact the school directly.