MLS# 226050912 - 517 N Castellina Terrace, Mountain House, CA 95391
$1,042,500
Beds:
3
Baths:
2 full, 1 half
Sqft:
2,488
Sqft lot:
11,517
Acre lot:
0.26
Open House
on Saturday, May 2nd 2026 at 1:30pm to 4:30pm
Courtesy of Refined Real Estate.
Status:
Active
Property Type:
Single Family Residence
Year Built:
2015
Neighborhood:
Questa Village
Days On Website:
8
Property Details for 517 N Castellina Terrace, Mountain House, CA 95391
Description
Welcome to 517 N. Castellina Terrace, this EAST-FACING beauty is perfectly situated in the heart of Questa Village. Built by Shea Homes, the highly sought-after Umbria Plan 1 is arguably one of the most desirable single-story floorplans in all of Mountain House. This stunning home features 3 bedrooms, 2.5 bathrooms, and 2,488 sq ft of thoughtfully designed living space, all set on a impressive 11,517 sqft premium lot with no rear neighbors, backing to Great Valley Parkway. With over $270,000 in seller upgrades, this home effortlessly blends functionality with elevated design. Upon arrival, you're welcomed by a private open-air courtyard that connects to a third-car garageoffering potential for a 4th bedroom or flexible living space, originally an option by the builder. Inside, the home showcases a beautiful kitchen with dual islands and a wraparound seating area, perfect for gathering with family and friends. Additional highlights include a walk-in pantry, GE stainless steel appliances, a brand-new dishwasher and cooktop, and a tasteful backsplash. Recent upgrades include new carpet, fresh interior paint, and all-new LED lighting throughout. A fully paid-off 17-panel solar system adds both efficiency and long-term value. The primary suite offers a spa-like retreat, featuring an open-concept shower and soaking tub designed for relaxation. Step outside to a meticulously designed backyard that truly impresses, complete with a California room and fireplace, a modern lap pool with a hot tub and retractable cover, low-maintenance artificial turf, and exceptional privacy, perfect for entertaining or enjoying warm summer days. This home offers a seamless blend of comfort, style, and elegance. It has been exceptionally well cared for and is now ready for its next chapter.
Open House
Features
Appliances & Equipment
- Appliances: Free Standing Refrigerator,Gas Cook Top,Built-In Gas Oven,Hood Over Range,Dishwasher,Disposal,Microwave,Tankless Water Heater
Bathrooms
- 2 full bathrooms
Bedrooms
- 3 total bedrooms
Building
- Levels: One
- Living Area: 2488
- Stories: 1
- Year Built: 2015
Disclosures
- Disclaimer: All data, photos, visualizations and information regarding a property, including all measurements and calculations of area, has been obtained from various sources and has not been, and will not be verified by the listing broker, except as required by the MLS Rules, or MLS. Information on this website may be from sources other than broker, sellers and/or MLS, may include information generated using artificial intelligence, digitally altered photographs or images, and is not guaranteed as complete, accurate or reliable. All data, photos, visualizations and information regarding a property is provided “AS IS” and without any warranty, express or implied, and should be independently reviewed and verified for accuracy.
Dining Room
- Dining: Breakfast Nook,Formal Area
Exterior Features
- Patio And Porch Features: Front Porch,Back Porch,Covered Patio,Uncovered Patio
Fence
- Fencing: Back Yard,Wood,Fenced,Masonry
Fireplaces
- Features: Outside,Family Room,Gas Log
Floors
- Flooring: Carpet,Tile
Foundation
- Details: Slab
Garage
- Spaces: 3
Kitchen
- Details: Breakfast Area,Pantry Closet,Granite Counter,Island
Laundry
- Laundry Features: Cabinets,Ground Floor,Inside Area,Inside Room
Listing
- Contract Status Change Date: 2026-04-23
- List Price: $1,042,500
- Listing Id: 226050912
- Mls Status: Active
Location
- County Or Parish: San Joaquin
- MLS Major Area: 20603
- Postal Code: 95391
- State Or Province: CA
- Subdivision Name: Questa Village
Lot
- Features: Auto Sprinkler F&R,Landscape Back,Landscape Front
- Lot Size Acres: 0.2644
- Lot Size Square Feet: 11,517
- Parcel Number: 256-260-31
Living Room
- Details: Great Room
Parking
- Open Parking Spaces: 0
Pool
- Pool: Built-In,Pool Cover,Pool/Spa Combo,Fenced,Gas Heat
- Private Pool
Property
- Property Sub Type: Single Family Residence
- Property Type: Residential
Roof
- Roof: Tile
Schools
- School District County: San Joaquin
- High School District: Lammersville
- Middle Or Junior School District: Lammersville
- Elementary School District: Lammersville
Spa
- Spa Features: Spa/Hot Tub Built-In,Spa/Hot Tub Personal
- Spa Available
Utilities
- Sewer: Public Sewer
- Utilities: Cable Available,Electric,Sewer In & Connected,Internet Available,Solar,Natural Gas Connected
- Water Source: Meter on Site,Water District
Property Map
Map View
$1,042,500 - 517 N Castellina Terrace, Mountain House, CA 95391
Street View
Directions
517 N Castellina Terrace
Mountain House, CA 95391
County Or Parish: San Joaquin
Nearby Schools
Local Sales
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This data up-to-date as of May 2, 2026 5:02PM.