Mambrino School
🇺🇸 Official data · 2025Granbury, Texas 76048 · Granbury ISD
#1098 of 4,686 elementary schools in Texas
#17807 of 50,301 nationally
About Mambrino School
Mambrino School is a public elementary located in Granbury, in the Granbury ISD school district of Texas, United States. It caters for Grades PK–5. In 2025 it enrolled 799 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 60.6 out of 100, placing it in the top 50% of elementary schools in United States and 1098th of 4,686 ranked elementary schools in Texas. Its strongest component is math proficiency (69th percentile), and its weakest is students per teacher (36th percentile).
Other published figures: enrollment 799.
There are 9 schools in Granbury; Mambrino School ranks 2nd of 8 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)59%
- Reading proficiency (30%)54%
- Community advantage (fewer free/reduced-price lunch) (25%)45.7%
- Students per teacher (15%)16.0
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Mambrino School by the official sources.
- Enrollment
- 799
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 45.7%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 16.0
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 54%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 59%
- Share of tested students proficient or above (all students, all grades).
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Schools near Mambrino School
Closest schools by straight-line distance, with their Success Index (US).
Acton El
Granbury · Public elementary · Grades PK–5
841 students · 6.9 km away
Oak Woods School
Granbury · Public elementary · Grades PK–5
544 students · 8.0 km away
Acton Middle
Granbury · Public middle · Grades 6–8
938 students · 8.2 km away
John and Lynn Brawner El
Granbury · Public elementary · Grades PK–5
751 students · 9.4 km away
Emma Roberson Early Learning Academy
Granbury · Public other · Grades PK–PK
345 students · 9.7 km away
Granbury H S
Granbury · Public high · Grades 9–12
2,215 students · 11 km away
Granbury Middle
Granbury · Public middle · Grades 6–8
890 students · 12 km away
Nettie Baccus El
Granbury · Public elementary · Grades PK–5
595 students · 12 km away
Similar schools
Public elementary schools in Texas with a comparable Enrollment.
Bill Brown El
Spring Branch · Public elementary · Grades PK–5
799 students
Sandbrock Ranch El
Aubrey · Public elementary · Grades PK–5
799 students
Dunn El
Houston · Public elementary · Grades 1–5
800 students
Don Jeter El
Rosharon · Public elementary · Grades PK–5
800 students
Paredes El
Brownsville · Public elementary · Grades PK–5
798 students
Columbus El
Columbus · Public elementary · Grades PK–5
798 students
Frequently asked questions
Is Mambrino School a good school?
Mambrino School has a Success Index (US) of 60.6 out of 100 (Top 50% of elementary schools in United States) and ranks #1098 of 4,686 in Texas. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Mambrino School rank in Texas?
Mambrino School ranks #1098 of 4,686 elementary schools in Texas and #17807 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Mambrino School?
Mambrino School had 799 students in 2025.
Is Mambrino School a elementary school or a high school?
Mambrino School is classified as a elementary covering Grades PK–5. It is a public school.
What other schools are near Mambrino School?
There are 8 schools within 15 km of Mambrino School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.