What grades does Collier Elementary School serve?

As a Primary school, Collier Elementary School serves students in AVONDALE, AZ. The school is administered by Littleton Elementary District (4278).

Where is Collier Elementary School located?

You can find Collier Elementary School in AVONDALE, AZ.

What school district is Collier Elementary School in?

Littleton Elementary District (4278) is the school district for Collier Elementary School in AVONDALE, AZ. The district oversees 10 schools.

What is the student-teacher ratio at Collier Elementary School?

At Collier Elementary School, there are approximately 20.9 students for every teacher.

How many schools are in Littleton Elementary District (4278)?

Littleton Elementary District (4278) includes 10 schools serving students in AVONDALE.

What schools are in AVONDALE, AZ?

Collier Elementary School is among the schools serving AVONDALE, AZ. The school is part of Littleton Elementary District (4278).

What school district serves AVONDALE, AZ?

The school district for AVONDALE, AZ is Littleton Elementary District (4278). Collier Elementary School and other schools are part of this district.

AZPrimaryCalendar available · 37 events · Auto-updating

Collier Elementary School — School Calendar 2026-27

Primary|AVONDALE, Arizona|Littleton Elementary District (4278)

AVONDALE, AZ 85323

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Upcoming Events

Aug

Tue

First Day of SchoolEvent

Confirm bus route and pickup time. Early dismissal may apply.

Sep

Thu

Staff In-ServiceStaff Day

No School for Students

Sep

Fri

Labor Day RecessBreak

Banks, government offices, and schools may be closed.

Oct

Mon

Fall BreakBreak

Nov

Wed

Veteran's Day HolidayHoliday

Banks, government offices, and schools may be closed.

Nov

Mon

Thanksgiving BreakBreak

Banks, government offices, and schools may be closed.

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School Profile

Grades

PK–8

Enrollment

814

Student:Teacher

20.9:1

Locale

Suburban

District

Littleton Elementary District (4278)

Phone

(623)478-5900

School Statistics

Academics (SY 2020-21)

ELA Proficiency

24%

28th percentile in AZ

Math Proficiency

11%

18th percentile in AZ

Chronic Absenteeism

12.7%

SY 2019-20

Programs & Activities (SY 2021-22)

Gifted & Talented

17 students enrolled

Student-Teacher Ratio: 17:1

Near average in AZ

Technology & Internet Access (SY 2021-22)

Wi-Fi

Campus-wide wireless

Fiber Internet

High-speed connection

779

Connected devices

Staff & Support Services (SY 2021-22)

Teachers (FTE)

45.5

100% fully certified

Psychologists

Social Workers

Anti-Bullying Policy

District Finance (FY 2023)

Per-Pupil Spending

$10,493

Total current expenditure

Instruction Spending

$5,751

Per pupil, classroom only

Total Revenue/Pupil

$12,859

All funding sources

Funding Sources

Federal 16%State 55%Local 29%

District-level data from NCES F-33 Survey

Community Context

Median Home Value

$446,248

-2.4% 1yr+27.6% 5yr

Phoenix, AZ metro area

Community Need Level

Moderate

CDC/ATSDR Social Vulnerability Index 2022

Neighborhood Indicators (Census Tract)

19.2%

Below 150% poverty line

4.8%

Unemployment rate

11.0%

Uninsured residents

11.7%

No HS diploma (25+)

Special Education (IDEA)

District-level data from IDEA Part B · Students ages 3-21 served under IDEA

Total Students Served

911

Ages 3-21 under IDEA

School-Age (6-21)

809

Receiving special ed services

Est. % of Enrollment

99%

District rate, school may vary

Disability Categories (District)

Speech/Language Impairment

179 (22%)

Specific Learning Disability

121 (15%)

Autism

69 (9%)

Other Health Impairment

42 (5%)

Emotional Disturbance

17 (2%)

Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ

Enrollment Trend (2014-2025)

773

Current enrollment

Declining(-18% 5yr)

Coming Up

Tue, Aug 18, 2026

First Day of School

Event

Thu, Sep 3, 2026

Staff In-Service

Staff Day

Fri, Sep 4, 2026

Labor Day Recess

Break

Full School Calendar 2026-27

Date	Event	Type	Level
Thu, Sep 3, 2026	Staff In-Service No School for Students	Staff Day	—
Fri, Sep 4, 2026	Labor Day Recess	Break	—
Mon, Oct 5, 2026	Fall Break	Break	—
Wed, Nov 11, 2026	Veteran's Day Holiday	Holiday	—
Mon, Nov 23, 2026	Thanksgiving Break	Break	—
Mon, Dec 21, 2026	Winter Break	Break	—
Mon, Jan 4, 2027	Staff In-Service No School for Students	Staff Day	—
Fri, Jan 15, 2027	Martin Luther King Day Recess	Break	—
Fri, Feb 12, 2027	President's Day Recess	Break	—
Mon, Mar 15, 2027	Spring Break	Break	—
Mon, Mar 29, 2027	Spring Recess	Break	—
Fri, Apr 23, 2027	Testing Recess	Break	—
Thu, May 27, 2027	Last Day for Students	Event	—
Thu, May 27, 2027	Early Release Last Day for Students is an Early Release Day	half_day	—
Fri, May 28, 2027	Last Day for Teachers No School for Students	Staff Day	—

Showing 15 events for the 2026-27 school year

Frequently Asked Questions about Collier Elementary School

As of the most recent data, 814 students are enrolled at Collier Elementary School. It is a Primary school within Littleton Elementary District (4278).