Mary C O'Brien Elementary School

Elementary No virtual instruction CASA GRANDE, AZ Grades KG–06 Rural: Distant Phoenix-Mesa-Chandler, AZ SchoolScore™ A (88)
SchoolFinderUSA Logo
SchoolFinderUSA
National School Directory
Mary C O'Brien Elementary School
CASA GRANDE, AZ 85194
Elementary No virtual instruction Grades KG–06 SchoolScore™ A (88)
123
Students
12.5
Teachers
9.8:1
Student:Teacher
(520)450-4400
Phone
http://www.pinalk12.org
Website

Located in CASA GRANDE, ARIZONA (ZIP 85194), Mary C O'Brien Elementary School is a Elementary school serving grades KG–06 in the Mary C O'Brien Accommodation District (4435) district.

Key statistics: 123 students enrolled; a 9.8:1 student-to-teacher ratio.

The school is classified as Rural: Distant by the NCES locale classification system.

Data sourced from the National Center for Education Statistics (NCES) Common Core of Data (CCD), the definitive federal database of U.S. public schools, updated annually.

vs Arizona Elementary School Average
Enrollment
123.0
State avg: 476.0
▼ 74% worse
Student:Teacher Ratio
9.83:1
State avg: 16.7:1
▼ 41% better
School Details
School Name
Mary C O'Brien Elementary School
NCESSCH ID
040274000203
State School ID
AZ-4435-5893
School Type
Regular School
Level
Elementary
Status
Open
Charter
No
Charter Auth
–
Virtual
No virtual instruction
NSLP Status
Yes under Provision 3
Shared Time
No
School Year
2024-2025
Location
Address
1400 N ELEVEN MILE CORNER RD
City
CASA GRANDE
State
Arizona
ZIP Code
85194
County
Pinal County
Metro Area
Phoenix-Mesa-Chandler, AZ
Metro Type
Metropolitan
Locale
Rural: Distant
Cong. District
0402
State Leg. Upper
04016
State Leg. Lower
04016
Latitude
32.89181
Longitude
-111.56775
Grades Offered
Kindergarten 1st 2nd 3rd 4th 5th 6th
👥
123
Total Students
👩‍🏫
12.5
Teachers FTE
📐
9.8:1
Student:Teacher
Enrollment by Grade
12.5
Teachers (FTE)
Full Staff Breakdown
MetricValue
Teachers (FTE)12.5
National School Lunch Program Participation
Lunch Program Details
ProgramStudents% of Enrollment
Not Applicable 40 32.5%
No Category Codes 0 0%
District Info
District Name
Mary C O'Brien Accommodation District (4435)
LEAID
0402740
State LEA ID
AZ-4435
Phone
(520)450-4466
Website
http://www.pinalk12.org
Type
Regular public school district that is not a component of a supervisory union
Status
Open
City
TOLTEC
View All District Schools
District Finance (F-33)
Total Revenue
$7,220K
Federal Revenue
$809K
State Revenue
$2,299K
Local Revenue
$4,112K
Total Expenditure
$6,145K
Instruction Exp.
$2,493K
Support Services
$3,032K
Other Current Exp.
$227K
Google Maps Apple Maps Explore Arizona Map
© 2026 SchoolFinderUSA. All rights reserved. Data from NCES.
Geographic

Nearby Schools

Public schools within ~12 miles of Mary C O'Brien Elementary School

1
CAVIT - Central Arizona Valley Institute of Technology
COOLIDGE · High
5.7 mi
2
West Elementary School
COOLIDGE · Elementary
6.1 mi
3
Heartland Ranch Elementary School
COOLIDGE · Elementary
6.4 mi
4
CAVIT - Coolidge High School
Coolidge · High
6.6 mi
5
Coolidge High School
COOLIDGE · High
6.6 mi
6
Barely Bears
COOLIDGE · Not reported
6.6 mi
Comparable Schools

Similar Schools

Public elementary in Arizona with similar enrollment to Mary C O'Brien Elementary School

Heritage Academy Pinnacle
Heritage Academy Inc. (4336)
MESA, AZ
124
Students
15.5:1
Ratio
–
Free Lunch
George Washington Academy
Edkey Inc. - Sequoia Village School (79211)
SNOWFLAKE, AZ
124
Students
9.54:1
Ratio
–
Free Lunch
Aguila Elementary School
Aguila Elementary District (4249)
Aguila, AZ
124
Students
11.27:1
Ratio
–
Free Lunch
Ash Fork Elementary School
Ash Fork Joint Unified District (4471)
Ash Fork, AZ
124
Students
41.33:1
Ratio
–
Free Lunch
Congress Elementary School
Congress Elementary District (4479)
Congress, AZ
122
Students
10.61:1
Ratio
–
Free Lunch
Patagonia Elementary School
Patagonia Elementary District (4460)
Patagonia, AZ
124
Students
11.87:1
Ratio
–
Free Lunch
Red Mesa Elementary School
Red Mesa Unified District (4159)
Teec Nos Pos, AZ
124
Students
14.2:1
Ratio
–
Free Lunch
Paul Dunbar Lawrence School
Phoenix Elementary District (4256)
PHOENIX, AZ
125
Students
8.99:1
Ratio
–
Free Lunch
FAQ

Frequently Asked Questions

Common questions about Mary C O'Brien Elementary School, answered using official NCES data.

How many students attend Mary C O'Brien Elementary School?
123 students are enrolled at Mary C O'Brien Elementary School, according to NCES Common Core of Data.
How many teachers does Mary C O'Brien Elementary School have?
Mary C O'Brien Elementary School has 12.5 full-time equivalent (FTE) teachers. The student-to-teacher ratio is 9.8:1.
What grades does Mary C O'Brien Elementary School serve?
Mary C O'Brien Elementary School serves grades KG through 06.
Is Mary C O'Brien Elementary School a charter school?
Mary C O'Brien Elementary School is not a charter school.
What metro area is Mary C O'Brien Elementary School located in?
Mary C O'Brien Elementary School is located in the Phoenix-Mesa-Chandler, AZ metropolitan area.
What school district does Mary C O'Brien Elementary School belong to?
Mary C O'Brien Elementary School is part of the Mary C O'Brien Accommodation District (4435) school district.
How much does Mary C O'Brien Accommodation District (4435) spend per student?
The Mary C O'Brien Accommodation District (4435) district spends approximately $49,959,350 per student annually, based on F-33 finance survey data.
Ask EduBot about any school!
??0) ?>, 227000], }; if (fin.rev.every(v=>v===0)) return; new Chart(el, { type:'bar', data:{ labels:['Federal Rev','State Rev','Local Rev','Instruction','Support Svcs','Other Exp'], datasets:[{ label:'Amount ($K)', data:[...fin.rev,...fin.exp].map(v=>Math.round(v/1000)), backgroundColor:['rgba(16,185,129,.8)','rgba(16,185,129,.6)','rgba(16,185,129,.4)','rgba(239,68,68,.8)','rgba(239,68,68,.6)','rgba(239,68,68,.4)'], borderRadius:4 }] }, options:{responsive:true,maintainAspectRatio:false,plugins:{legend:{display:false}}, scales:{x:{ticks:{color:tc(),font:{size:10}},grid:{display:false}}, y:{ticks:{color:tc(),callback:v=>'$'+v+'K'},grid:{color:gc()}}}} }); }