Cassandra Clemons
Christies Intl Real Estate Lone Star
(737) 373-4416
109 Total Sales
4 Near This School
$265K - $440K Price Range
Keystone School
Private Pre-K, Elementary, Middle, High School
|
Grade Pre-K-12
119 E Craig Plz,
San Antonio, TX
495
Students
A+
School Details
Head of School
Brian Yager
Student Teacher Ratio
9:1
Average SAT Score
1430
Average ACT Score
33
Average GPA
3.82
Graduation Rate
100%
Annual Tuition
$26,470
Niche Grade
A+
A
A+
A
A-
C+
Source: Niche
Niche Grade Details
Academics
Average GPA
3.82
Teachers
Student Teacher Ratio
9:1
Teachers
58
Full Time Teachers
54
Part Time Teachers
4
Teachers in First or Second Year
0%
College Prep
Average SAT
1430
Math
700
Verbal
720
Average ACT
33
Math
30
English
34
Reading
34
Science
32
Number of AP Courses
19
AP Pass Rate
88%
AP Math Enrollment
Very High
AP Science Enrollment
Very High
Other AP Enrollment
Very High
Four-Year Matriculation Rate
100%
Clubs and Activities
Girls Athletic Participation
High
Boys Athletic Participation
High
GreatSchools Rating Details
Student Diversity
White
46.3%
Asian or Pacific Islander
21.9%
Hispanic
16%
Two or more races
11.4%
Black
4.3%
School Rankings
#7
Best College Prep Private High Schools in Texas
#8
Best HS For Stem in Texas
#8
Best Private K12 Schools in Texas
Specialty School Programs
Athletics Program
Colleges Students are Considering
Students are most interested in or go on to attend these colleges.
University of Texas - Austin
60 Students
Rice University
45 Students
Trinity University
33 Students
University of Chicago
28 Students
Stanford University
26 Students
Columbia University
25 Students
Harvard University
25 Students
Texas A&M University
23 Students
Northwestern University
23 Students
Vanderbilt University
23 Students
What Students Want to Study
Niche users from this school are most interested in the following majors.
Biology
34 Students
Business
22 Students
Pre-Medicine Studies
21 Students
Psychology
18 Students
Computer Science
17 Students
Bioengineering and Biomedical Engineering
13 Students
Engineering
12 Students
Biochemistry and Molecular Biology
12 Students
Political Science and Government
11 Students
Chemistry
10 Students
This School’s Reviews
Niche Reviews
8/8/2025
Keystone has been a great educational experience within a supportive and family like environment. We feel lucky to have such a wonderful school to help inspire our children to become their best selves.
5/9/2025
Keystone is a wonderful community with welcome families. Academically the kids are challenged. Additionally kids learn extremely important social skills at a young age.
4/29/2025
Keystone is an amazing school that prepares students for their higher educational pursuits as well as for life in general.
GreatSchools Reviews
10/27/2025
I can echo what other reviewers have said regarding the administration. The environment is small and ripe for learning. But the administration has ego, and the inability to self-reflect which is a major concern for a school to be able to stay successful. The stories have heard first privately that h...
9/25/2024
Keystone is strong academically. Maybe too much homework…but they will get your child ready for the rigors of college. Full stop.However their school administration is a disaster. $25k/year and the posted schedule conflicts with reality. We had to scramble for childcare on more than one occasion. Th...
8/1/2022
My daughter attended Keystone and as a retired teacher I have worked at the school. Keystone is very nurturing environment with exceptional dedicated teachers and staff. My child was well prepared for the academic challenges of college.
4/22/2022
Our son has been at Keystone since preschool and is now in middle school, where he's thriving academically, emotionally and even athletically. Some teachers are definitely better than others, but we have been very pleased overall. As long as this school continues to be a good fit for him, we'll glad...
Agents Specializing Near This School
-
Cassandra Clemons
-
Danielle FitzGibbons
Danielle FitzGibbons
Dani Fitz Hill Country Team
(844) 283-8958
56 Total Sales
1 Near This School
$450,000 Price
-
Johnny Devora
Johnny Devora
Devora Realty
(737) 204-8420
50 Total Sales
4 Near This School
$57K - $723K Price Range
-
Brandon Ramirez
Brandon Ramirez
Keller Williams Heritage
(737) 206-8643
239 Total Sales
19 Near This School
$38K - $474K Price Range
-
Bryan Treat
Bryan Treat
Orchard Brokerage
(737) 249-9245
33 Total Sales
1 Near This School
$185,000 Price
-
Stephanie Sharp
Stephanie Sharp
Keller Williams Realty - SW
(512) 886-5950
169 Total Sales
1 Near This School
$875,000 Price
Map
Explore this Neighborhood
List Price Range
$194K - $2.3M
Homes For Sale
32
Average Home Value
$738,779
Median Lot Size
9,583 Sq Ft
% Renters
50%
Average Household Income
$117,293
% of College Grads
66.3%
Median Age
30
Average House Size
2,589 Sq Ft
% Commercial Property
55.9%
Homes for Sale
Homes for Rent
$1,099 - $2,734 per month
- 1800 Broadway
- Studio - 2 Beds
- 1-2 Baths
- 546+ Sq Ft
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- San Antonio, TX
$1,199 - $1,999 per month
- The Travis Building
- 1 - 2 Beds
- 1-2 Baths
- 486+ Sq Ft
- 405 N Saint Marys St
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$1,447 - $5,169 per month
- Artessa at Quarry Village
- 1 - 3 Beds
- 1-3 Baths
- 701+ Sq Ft
- 300 E Basse Rd
- San Antonio, TX
$1,199 - $1,758 per month
- St Mary's & Elmira Flats
- 1 Bed
- 1 Bath
- 599+ Sq Ft
- 1606 N Saint Marys St
- San Antonio, TX
$696 - $1,016 per month
- Woods of Brookhollow
- Studio - 2 Beds
- 1-2 Baths
- 480+ Sq Ft
- 3253 Hillcrest Dr
- San Antonio, TX
$967 - $1,678 per month
- Tara Apartments
- 1 - 3 Beds
- 1-2 Baths
- 522+ Sq Ft
- 8051 Broadway
- San Antonio, TX
Additional Schools in the Area
Public Schools shown may be Choice Schools
Choice Schools
Choice schools may not serve this home. Please check the school district website to see all schools serving this home.
- 9th to 12th
- Private
- 9th to 12th
- Private
- 6th to 12th
- Private
Parks in this Area
Davis Park
San Pedro Springs Park
- Bike Trails
- Picnic Area
- Trails
Brackenridge Park
- Bike Trails
- Fishing
- Picnic Area
Japanese Tea Garden
San Antonio Park Operations
Brackenridge Park Playground
Kronkosky's Tiny Tot Spot
Additional Neighborhoods in this Area
Tobin Hill
Vibrant restaurant scene and eclectic housing styles just north of downtown
Alamo Heights
Idyllic residential and trendy lifestyle hub minutes from downtown San Antonio
Dignowity Hill
Historic neighborhood with scenic lookouts of downtown San Antonio
Olmos Park
Historic stone cottages and nearby museums have attracted artists for decades
Beacon Hill
A historic San Antonio neighborhood with a strong sense of community
Government Hill
History steeped neighborhood outside downtown San Antonio
Keystone School is a private school for students in grades Pre-K-12 located at 119 E Craig Plz in San Antonio, TX. Annual tuition is $26,470. The school has a total enrollment of 495 and maintains a student-teacher ratio of 9:1. Keystone School has received feedback and ratings, with a Niche grade of A+. The average GPA is 3.82, the graduation rate is 100%, and average standardized test scores include an SAT score of 1430 and an ACT score of 33. The average home value in this area is $738,779. Discover additional schools in the area, like Central Catholic High School, Incarnate Word High School, Providence Catholic School, and more. Learn more about what San Antonio has to offer, and browse homes for sale and for rent near Keystone School.