Dennis B O'Brien Elementary School (Rockaway Township School District SCH DIST.), New Jersey - School Profile in 2023-2024 School Year

Updated on August 8, 2025.

Dennis B O'Brien Elementary School is a Elementary in DOVER, NJ. It currently serves 295 students (grades PK-05). The school is part of the Rockaway Township School District School District.

Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.

You can see similar information for other schools in Rockaway Township School District School District and all schools in New Jersey.

Other Details

School Type: Regular School

School Level: Elementary

Number of Students:295

Number of Teachers: 32

Student/Teacher Ratio: 9.20

Location Info

Location: 16 MINERAL SPRING DRIVE, DOVER, NJ 07801

Mailing Address: 16 MINERAL SPRING DRIVE, DOVER, NJ 07801

Phone: (973)361-7330

Website: http://dbo.rocktwp.net

Data Source: NCES.

Student Population Per Grade

Items per page:

0 of 0

Grade	Population
Grade 1	56
Grade 2	44
Grade 3	38
Grade 4	64
Grade 5	55
Kindergarten	38
Pre-Kindergarten	0

Gender/Sex of Dennis B O'Brien Elementary School Student Population

Items per page:

0 of 0

Gender	Population	Percent of Population (%)
Male	158	53.56
Female	137	46.44

Race/Ethnicity Demography of Dennis B O'Brien Elementary School Student Population

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	36	12.20
Black or African American	32	10.85
Hispanic/Latino	90	30.51
Two or more races	14	4.75
White	123	41.70

Male - Race/Ethnicity Demography of Student Population

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	14	8.86
Black or African American	13	8.23
Hispanic/Latino	51	32.28
Two or more races	8	5.06
White	72	45.57

Female - Race/Ethnicity Demography of Student Population

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	22	16.06
Black or African American	19	13.87
Hispanic/Latino	39	28.47
Two or more races	6	4.38
White	51	37.23

Race Demography Per Grade

The tables below shows the Race/Ethnicity of the student population per grade.

Grade 1 - Race/Ethnicity of Both Genders

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	5	8.93
Black or African American	7	12.50
Hispanic/Latino	18	32.14
Two or more races	1	1.79
White	25	44.64

Grade 2 - Race/Ethnicity of Both Genders

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	5	11.36
Black or African American	5	11.36
Hispanic/Latino	10	22.73
Two or more races	3	6.82
White	21	47.73

Grade 3 - Race/Ethnicity of Both Genders

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	5	13.16
Black or African American	4	10.53
Hispanic/Latino	15	39.47
Two or more races	3	7.90
White	11	28.95

Grade 4 - Race/Ethnicity of Both Genders

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	12	18.75
Black or African American	3	4.69
Hispanic/Latino	18	28.13
Two or more races	1	1.56
White	30	46.88

Grade 5 - Race/Ethnicity of Both Genders

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	4	7.27
Black or African American	6	10.91
Hispanic/Latino	19	34.55
Two or more races	2	3.64
White	24	43.64

Kindergarten - Race/Ethnicity of Both Genders

Items per page:

0 of 0

Race/Ethnicity	Population	Percent of Population (%)
Asian	5	13.16
Black or African American	7	18.42
Hispanic/Latino	10	26.32
Two or more races	4	10.53
White	12	31.58

Pre-Kindergarten - Race/Ethnicity of Both Genders

Items per page:

0 of 0