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SCHOOL COMMUNITY·KATY ISD·NCES 482517005752

Sundown Elementary School

20100 SAUMS RD, KATY, TX 77449 · (281) 237-5400 · Harris County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL720 STUDENTS
Enrollment
720
Elementary
DISTRICT 905 · STATE 519
Student : Teacher
11.1:1
65 FTE teachers
DISTRICT 12.6:1 · STATE 15.1:1
Free / Reduced Lunch
86%
617 students
DISTRICT 46% · STATE 65%
Community
1
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Pre-K8912%
Kindergarten10815%
Grade 110414%
Grade 211416%
Grade 310414%
Grade 49313%
Grade 510815%

This year's kindergarten class (108) is about the same size as its 5th grade class (108).

Student demographics
45%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 75% · STATE 63% · US 70%
White
537%
DISTRICT 25% · STATE 24% · US 43%
Hispanic
52072%
DISTRICT 36% · STATE 54% · US 30%
Black
11917%
DISTRICT 15% · STATE 13% · US 15%
Asian
132%
DISTRICT 18% · STATE 6% · US 6%
Two+
132%
DISTRICT 5% · STATE 3% · US 5%
Native American
10%
DISTRICT 0% · STATE 0% · US 1%
Pacific Islander
10%
DISTRICT 0% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
39955%
Female
32145%

School pathway

Students here typically continue to
Sundown Elementary School→Morton Ranch Junior High School→Morton Ranch High School
Based on published attendance-zone data from KATY ISD. Zones change; confirm enrollment with the district.

Discussions

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Test scores

STAAR 2025-26 . % Meets Grade Level or Above
Reading
48.0%
TX avg 54.5% . +14.0pp since 2020
Mathematics
42.0%
TX avg 45.3% . +8.0pp since 2020

What this means: On the STAAR, Texas's statewide test, about 48 of every 100 students at this school read at grade level and about 42 of 100 do math at grade level. Across all Texas schools, those numbers are about 55 and 45. Reading scores are up about 14 points since 2020, while math scores are up about 8 points.

Performance levels, 2025-26

SubjectMasters Grade LevelMeets Grade LevelApproaches Grade LevelDid Not Meet Grade Level
Reading18.0%30.0%23.0%29.0%
Mathematics15.0%27.0%28.0%30.0%
Share of tested students at each STAAR level. Each student counts in one level, so a row adds to about 100%.

STAAR results by year

School yearReadingMathematics
2025-2648.0%42.0%
2024-2545.0%36.0%
2023-2441.0%33.0%
2022-2335.0%30.0%
2021-2237.0%33.0%
2020-2134.0%34.0%
% Meets Grade Level or Above, all students and all tested grades.
Source: STAAR. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
33.2%
composite math + reading, all grades
Predicted
37.1%
based on TX schools with similar FRL share
Beats by
-3.9pp
below demographic expectation

What this means: About 33% of students here test proficient in math and reading, compared with the roughly 37% typical for Texas schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Texas's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Sundown Elementary School

Sundown Elementary School's state test result (33.2% proficient) is higher than 0 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Sundown Elementary School this school72085.7%33.2%
Bellaire Elementary School
HURST
67286.9%44.8%
Kaiser Elementary School
KLEIN
72486.6%47.6%
James B Havard Elementary School
HOUSTON
69483.9%51.9%
Bebensee Elementary School
ARLINGTON
76586.0%35.7%
Houston Elementary School
PORT ARTHUR
68988.7%45.0%
Matched among Texas elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Sundown Elementary School ranks

Among elementary schools
MeasureThis schoolIn TexasIn Harris County
State test proficiency
ranked highest first
33.2%#3,348 of 4,401#478 of 624
Math proficiency
ranked highest first
42.0%#2,631 of 4,466
▲ 530
#376 of 625
▲ 79
Reading proficiency
ranked highest first
48.0%#2,773 of 4,466
▲ 257
#382 of 625
▲ 34
3-year test score change
ranked biggest gain first
+12.5pp#1,129 of 3,998#162 of 603
Enrollment
ranked largest first
720#792 of 4,938#213 of 682
Students per teacher
ranked fewest first
11.1:1#138 of 4,622#22 of 657
Diversity index
ranked most diverse first
44.5%#2,819 of 4,628#387 of 657
Free and reduced lunch
ranked highest share first
85.7%#1,507 of 4,789#342 of 671
Enrollment change since 2017-18
ranked steepest decline first
-12.4%#1,819 of 2,838#313 of 441
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
720
-2 (0%) vs 2020
-21% since 1990-91, when it was 910
Student : Teacher
11.1:1
was 10.8:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-257206511.1:186% (617)
2023-247526611.4:189% (666)
2022-2372264.811.1:186% (622)
2020-217226710.8:179% (573)
2017-1882264.212.8:176% (625)
2015-168446612.8:177% (654)
2010-118876114.5:177% (679)
2000-019836515.1:145% (443)
1990-919105018.2:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Sundown Elementary School.

Since 2017-18: students down 12% (822 to 720); teachers up 1% (64.2 to 65).

About Sundown Elementary School

Sundown Elementary School is a medium-sized elementary school in Texas, located in KATY. Its 720 students are spread across pre-K through 5. The school's enrollment is 39% bigger than the 519 average for elementary schools in Texas.

KATY ISD is the local district for Sundown Elementary School. It runs 78 schools with 96,111 students.

Hispanic students make up a majority at Sundown Elementary School, at 72%. Other students are 17% Black and 7% White. That is higher than the 44% Hispanic share among all Harris County residents. Pick two students at random and there is a 45% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.

The school employs the equivalent of 65 full-time teachers, for a ratio of 11.1:1. That is 4.0 students per teacher below the 15.1:1 average for elementary schools in Texas. The free or reduced-price lunch rate at Sundown Elementary School is 86%. For comparison, public schools in Harris County average 70%.

Schools in Texas with a similar free or reduced-price lunch share are predicted to score about 37.1%. Sundown Elementary School scores 33.2%.

Within Harris County, the median household income is $74,983, 34% of adults hold a bachelor's degree or higher, and about 13% of residents live below the federal poverty line. Besides Sundown Elementary School, Harris County has 1,204 other public schools.

The closest public school to Sundown Elementary School is Ursula Stephens Elementary School, about 0.4 miles away. Sundown Elementary School is one of several public schools in the area, with at least 8 others within five miles. Nearby schools with test data average 45.5% proficiency; Sundown Elementary School posts 33.2%.

NCES describes the area around Sundown Elementary School as Suburb: Large, meaning in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

The school's size has been steady, with 722 students in 2020-21 and 720 in 2024-25.

Conversations here can range across enrollment questions, class placement, and PTA news. Reviews and ratings from people who know the school are welcome.

Harris County at a glance

View full county profile
Population
4,838,303
Census ACS
Median income
$74,983
Household, ACS
Bachelor's+
34%
Adults 25+
Poverty rate
13%
Below federal line
Schools in county
1,205
886,911 students

Quick facts

School name
Sundown Elementary School
District
KATY ISD
Address
20100 SAUMS RD, KATY, TX 77449
Phone
(281) 237-5400
County
Harris County
Level
Elementary
Grade range
PK–05
Total enrollment
720
Teachers (FTE)
65
Student–teacher ratio
11.1:1
Free and reduced lunch
617 (86%)
Locale
21-Suburb: Large
NCES ID
482517005752
Charter school
No
Virtual school
No

Related schools

Other schools in KATY ISD
Other schools in KATY
Other Sundown Elementary schools

2 other US public schools in 2 states are named Sundown Elementary. Sundown Elementary School is the 2nd largest of the 3.

Nearby schools

Frequently asked questions

About Sundown Elementary School
How many students attend Sundown Elementary School?
Sundown Elementary School enrolls approximately 720 students in grades PK-05.
Is Sundown Elementary School an elementary, middle, or high school?
Sundown Elementary School is an elementary school covering grades PK-05.
How many teachers does Sundown Elementary School have?
Sundown Elementary School employs 65 FTE teachers, for a student-to-teacher ratio of 11.1:1.
How diverse is Sundown Elementary School?
Sundown Elementary School reports a student body of 7% White, 72% Hispanic, 17% Black, 2% Asian, 2% Two or more.
Is Sundown Elementary School public or private?
Sundown Elementary School is a public K-12 school, overseen by KATY ISD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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