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Front exterior of a new home in Stillwater Ranch, San Antonio, TX, highlighting curb appeal (Image 1).
Move-in ready
  • 4 bd
  • 2.5 ba
  • 2,651 sqft
Home inStillwater RanchbyChesmar Homes

12213 Mason Valley Wy, San Antonio, TX 78254

$473,555

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  • Single-Family
  • Quick move-in
  • $178.63/sqft
  • $720/annual HOA

Home description

Photos are Representative, selections & features may vary Home is currently under construction* Est Completion, September 2026* Two-story home featuring four bedrooms, two and a half baths, study, game room, covered porch, and patio, plus a two-car garage. Open-concept kitchen with center island and dining area. Kitchen counter with bar-top seating open to the family room that includes a fireplace. The primary suite includes French doors leading to a large bath with separate vanities, a walk-in shower, and an oversized walk-in closet. Study and powder bath off the family room. Upstairs features a large game room, three secondary bedrooms with walk-in closets, and a full bath.

Listed by Katie Craig, +12103618635
Chesmar Homes, MLS 2003729

May also be listed on the Chesmar Homes website

Information last verified by Jome: Today at 2:03 AM (July 30, 2026)

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Estimated value based on Jome data, T&C apply

Home details

*Pricing and availability are subject to change.
Property status:
Move-in ready
Lot size (acres):
0.11
Size:
2,651 sqft
Stories:
2
Beds:
4
Baths:
2
Half baths:
1
Garage spaces:
2
Fence:
Privacy Fence
Facing direction:
North

Construction details

Builder Name:
Chesmar Homes
Year Built:
2026
Roof:
Composition Roofing

Home features & finishes

Appliances:
Sprinkler System
Cooling:
Central Air
Flooring:
Ceramic FlooringWood FlooringStone FlooringCarpet FlooringTile Flooring
Foundation Details:
Slab
Garage/Parking:
GarageAttached Garage
Property amenities:
PatioFireplace
Rooms:
Game RoomOffice/StudyFamily Room

Room details

Master Bedroom

Dimensions: 14 x 15 ft
Area: 210 sqft

Kitchen

Dimensions: 15 x 15 ft
Area: 225 sqft

Family Room

Dimensions: 17 x 18 ft
Area: 306 sqft
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Utility information

Heating:
Zoned Heating, Central Heating, Gas Heating
Stillwater Ranch image

Community details

Stillwater Ranch at Stillwater Ranch

by Chesmar Homes, San Antonio, TX

from$349,900
  • 14 homes
  • 16 plans
  • 1,545 - 3,190 sqft

View Stillwater Ranch details

Stillwater Ranch

More homes in Stillwater Ranch

Pricing and availability are subject to change.
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2+ baths
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Floor plans in Stillwater Ranch

Any
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2+ baths
3+ baths

About the builder - Chesmar Homes

Chesmar Homes
Guided by a commitment to provide high-quality new construction homes, Chesmar Homes has been building in Texas since 2005. The company’s dedication to an exceptional homebuyer experience has earned them numerous Eliant Awards, recognizing their superior customer service and satisfaction.
View Chesmar Homes builder profile >

Neighborhood

Home address

12213 Mason Valley Wy, San Antonio, TX 78254
City:
San Antonio
County:
Bexar
Zip Code:
78254
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Schools in Northside Independent School District

Mason Valley Wy by Chesmar Homes sits within the Northside Independent School District, one of the major districts serving the San Antonio, Texas area. Families in this community are zoned to Tomlinson Elementary, a public option offering Elementary grades and listing a rating of 7. As students advance, they attend Folks Middle, which supports Middle grades and lies roughly 0.4 mi from the neighborhood. Their academic path continues at Galm Road Area High School, serving High grades within 0.5 mi.
GreatSchools.org logo

GreatSchools’ Summary Rating calculation is based on 4 of the school’s themed ratings, including test scores, student/academic progress, college readiness, and equity. This information should only be used as a reference. Jome is not affiliated with GreatSchools and does not endorse or guarantee this information. Please reach out to schools directly to verify all information and enrollment eligibility. Data provided by GreatSchools.org © 2025

More homes in Northside Independent School District

Places of interest

Nature Reserve
Government Canyon State Natural Area2.0 mi
Education
Hallmark University5.5 mi
University of Texas at San Antonio8.0 mi
International Bible College10.3 mi

Getting around

Understanding the layout of Mason Valley Wy by Chesmar Homes is essential for planning daily activities. The area's Walk Score of 3 (Car-Dependent) provides insight into how much residents rely on personal vehicles versus foot travel for errands. Similarly, the Bike Score of 25 (Somewhat Bikeable) highlights the potential for cycling as an alternative mode of transport. These metrics offer a clear picture of getting around San Antonio, Texas.
Walk score ®
3 /100
Car-Dependent
Bike score ®
25 /100
Somewhat Bikeable

Air quality

Noise level

Understanding the acoustic environment is part of evaluating the setting of Stillwater Ranch by Chesmar Homes. The aggregate Noise Score is recorded at Calm, falling into the Calm range. This composite value is derived from source-specific readings, such as traffic (Calm) and local sources (Calm). This data from Soundscore offers a standardized view of environmental noise data for the area.
91
50Calm100
Traffic noiseCalm
Local sources noiseCalm
Airports noiseCalm

A Soundscore™ rating is a number between 50 (very loud) and 100 (very quiet) that tells you how loud a location is due to environmental noise.

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Listed by Katie Craig, +12103618635
Chesmar Homes, MLS 2003729

IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.

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Last checked Jul 30, 1:00 pm

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