Mary C. O'Brien Elementary School

Mary C. O'Brien Elementary in Pinal County offers a vibrant and inclusive learning space.

At Mary C. O'Brien Elementary, Pinal County students explore a world of educational wonders.

Pinal County's Mary C. O'Brien School nurtures young minds with dedication and care.

Education at Mary C. O'Brien Elementary in Pinal County focuses on student potential.

In Pinal County, Mary C. O'Brien Elementary is a beacon of innovative elementary education.

Empowering students, Mary C. O'Brien Elementary in Pinal County leads with excellence.

Mary C. O'Brien Elementary School

Public Elementary School | Grade K-6

1400 N Eleven Mile Corner Rd, Casa Grande, AZ

Mary C. O'Brien Accommodation School District

4.5

5.0

122 Students

Niche Grade

GreatSchools Rating

School Details

Student Teacher Ratio
9:1

Math Proficiency
72%

Reading Proficiency
77%

Academics

A+

Teachers

Source: Niche

Niche Grade Details

Academics

Reading Proficiency

77%

Math Proficiency

72%

Teachers

Student Teacher Ratio

9:1

Teachers

Full Time Teachers

Teachers in First or Second Year

Test Scores

Equity

Source: GreatSchools

GreatSchools Rating Details

Teachers and Staff

Students Per Counselor

118:1

Student Diversity

Male

51.2%

Female

48.8%

Hispanic

52.8%

Male

51.2%

Female

48.8%

White

36.6%

Specialty School Programs

Free/Reduced Lunch Offered

This School’s Reviews

4.0 Alum

10/10/2023

I went here for 5th and 6th grade. The 6th grade class is amazing and so is the teacher. It's really fun, 6th grade taught me a lot about managing time.

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5.0 parent

8/27/2014

MCOB has been an excellent experience for my son. Small class size and a teacher's aide in every room allows every child to ask questions and get help. The academic standard is very high and there are many after school activities. The staff treat the kids and their parents like family. There is alwa...

5.0 parent

12/12/2007

See Reviews on GreatSchools

Agents Specializing in Casa Grande

Janelle Pittman

eXp Realty

(623) 253-8396

180 Total Sales

1 in Casa Grande

$640,000 Price

Janelle Pittman
Stephanie Cosand

RE/MAX A Bar Z Realty

(520) 582-9218

242 Total Sales

30 in Casa Grande

$50K - $643K Price Range

Stephanie Cosand
Tiffany Pettit

W and Partners, LLC

(623) 439-8970

118 Total Sales

3 in Casa Grande

$150K - $280K Price Range

Tiffany Pettit
Martha Navarro

HomeSmart

(623) 244-8610

158 Total Sales

1 in Casa Grande

$50,000 Price

Martha Navarro
Kristie McLeod

Century 21 Arizona Foothills

(623) 663-9168

49 Total Sales

1 in Casa Grande

$182,000 Price

Kristie McLeod
Jasson Dellacroce

My Home Group Real Estate

(623) 263-3610

191 Total Sales

4 in Casa Grande

$239K - $398K Price Range

Jasson Dellacroce

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Map

Homes for Sale

$172,500

2 Beds
2 Baths
1,167 Sq Ft

2041 S Clubhouse Dr

Welcome to your desert oasis in the peaceful Tierra Grande Country Club golf community! Relax on the spacious covered front patio or unwind in the private, fenced backyard with two additional patios and cozy yard space. Inside, the open floor plan features tile in the living, dining, and kitchen are...

Kristie McLeod

Century 21 Arizona Foothills

(520) 346-0282

$229,000

4 Beds
2 Baths
1,475 Sq Ft

4635 N Sierra Dr

Escape the city and embrace a more relaxed pace of life in this fantastic 4-bedroom home! Perfect for first-time buyers or growing families, this home offers affordability, comfort, and a great location near Coolidge. Plus, with NO HOA, you'll enjoy the freedom to make it your own. Don't miss out on...

Jasson Dellacroce

My Home Group Real Estate

(520) 580-0896

$299,900

3 Beds
2 Baths
1,559 Sq Ft

4649 W Basil Ave

Welcome to The Hummingbird, a stunning 3-bedroom, 2-bath home designed with both style and functionality in mind. From the spacious foyer to the open-concept floor plan, this home truly impresses. Features include 2'' blinds throughout, a garage door opener, rain gutters, and a modern smart home pac...

Shannon Behrmann

Berkshire Hathaway HomeServices Arizona Properties

(520) 613-1078

$29,900

Land
0.32 Acre Lot

3445 W Desierto Dr
Unit 24

Oversized lot in a convenient location. Perfect to build your home in a growing neighborhood in Eloy Arizona. This is a perfect lot for your manufactured home. There are paved roads, water and power near parcel in this growing area. Situated apx. 1 hr. Southeast from Phoenix AZ, 1 hr. Northwest of T...

Ron Price

Realty Executives Arizona Territory

(520) 677-2093

$25,000

Land
0.31 Acre Lot

3235 W Toluca Dr
Unit 21

1/3 acre lot that is perfect for your new manufactured OR site-built home. This property has north/south exposure and water is 60 feet or less away. Located conveniently between Eloy and Casa Grande and in Casa Grande school district boundaries.

Stephanie Cosand

RE/MAX A Bar Z Realty

(520) 214-3894

$164,900

2 Beds
2 Baths
900 Sq Ft

2011 S Clubhouse Dr

Now offered at $164,900! Charming townhouse in the Tierra Grande Golf Course community with two spacious primary bedrooms, each featuring a private en-suite bath--ideal for guests or shared living. Functional galley kitchen, generous storage, private fenced patio, and welcoming covered front porch a...

Erika Fisher

RE/MAX Casa Grande

(520) 999-7448

$194,500

2 Beds
2 Baths
900 Sq Ft

2035 S Clubhouse Dr

Welcome to your Desert Oasis in the peaceful Tierra Grande Country Club Community! Enjoy Arizona living with a spacious covered front patio and a private, fenced backyard featuring a large patio and pergola—ideal for outdoor relaxation. Inside, the open floor plan flows seamlessly, with wood-look ti...

Kristie McLeod

Century 21 Arizona Foothills

(520) 412-8965

$230,000

3 Beds
2 Baths
1,108 Sq Ft

3345 W Santan Vista Dr

Practically new and built in 2024, this rare NO-HOA home combines affordability, comfort, and an ideal location halfway between Phoenix and Tucson! Bring your RVs, toys, and hobbies—there's room for it all. Inside, enjoy upgraded tile, plush carpet, and modern lighting. The stylish kitchen features ...

Melissa Yost Fuentes

RE/MAX Casa Grande

(520) 504-4428

$67,500

Land
1.32 Acre Lot

0 W Loki Ln & Tweedy Rd A --
Unit 7004979
New 12 days ago

Experience the beauty of rural Arizona on this spacious parcel offering stunning desert and mountain views. Located within a deed-restricted subdivision with recorded CC&Rs in place to preserve the area's quality and character, including site-built homes only and minimum 2,000 sq ft build requiremen...

Hannah Stone

Berkshire Hathaway HomeServices Arizona Properties

(520) 660-4500

$67,500

Land
1.32 Acre Lot

0 W Loki Ln & Tweedy Rd B --
Unit 7004981
New 12 days ago

Experience the beauty of rural Arizona on this spacious parcel offering stunning desert and mountain views. Located within a subdivision with recorded CC&Rs in place to preserve the area's quality and character, including site-built homes only and minimum build requirements. This parcel hosts the sh...

Hannah Stone

Berkshire Hathaway HomeServices Arizona Properties

(520) 675-0283

$229,000

4 Beds
2 Baths
1,475 Sq Ft

3300 W Aguadero Dr

Jasson Dellacroce

My Home Group Real Estate

(520) 527-6427

$229,000

4 Beds
2 Baths
1,475 Sq Ft

3310 W Romana Dr

Jasson Dellacroce

My Home Group Real Estate

(520) 650-6891

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Homes for Rent

$1,775 per month

House for Rent
5 Beds
2.5 Baths
2,204 Sq Ft

4732 W Dill Ave
Coolidge, AZ

Split the payment — You reserve the new home by paying 50% of the security deposit now, and the remaining balance before move-in.Step into comfort and style at 4732 W Dill Ave in the Martin Valley community. This spacious two-story home offers 5 bedrooms and 2.5 bathrooms across 2,204 square...

$1,850 per month

4 Beds
2 Baths
1,853 Sq Ft

2207 S 46th St
Coolidge, AZ

This Newer-built home in Coolidge offers four bedrooms and two bathrooms with UPGRADED tile flooring throughout the main living areas and carpet in the bedrooms. The kitchen includes a pantry for ample storage, and the attached three-car garage provides plenty of room for vehicles and storage. The M...

Noah Loudenslager AH Properties

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Public Schools shown may be Choice Schools

Imagine Prep Coolidge

6th to 12th
Charter

C-

Florence Baptist Academy

K to 11th
Private

Arizona Pinal County Casa Grande 85194

Mary C. O'Brien Elementary School is a public school for students in grades K-6 in Casa Grande, AZ and is served by the Mary C. O'Brien Accommodation School District in Arizona. Annual tuition is $0. The school has a total enrollment of 122 and maintains a student-teacher ratio of 9:1. Academic records show that 72% of students achieve proficiency in math, and 77% are proficient in reading. Mary C. O'Brien Elementary School has received feedback and ratings, with a Niche grade of A and a GreatSchools Rating of 5 out of 10. Discover additional schools in the area, like Imagine Prep Coolidge, Florence Baptist Academy, Coolidge Alternative Program, and more. Learn more about what Casa Grande has to offer, and browse homes for sale and for rent near Mary C. O'Brien Elementary School.

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Janelle Pittman

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