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Public School Review - Established 2003

Best Mercer County Public Preschools (2026)

For the 2026 school year, there are 29 public preschools serving 10,277 students in Mercer County, NJ.
The top-ranked public preschools in Mercer County, NJ are Riverside School, Littlebrook School and Johnson Park School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mercer County, NJ public preschools have an average math proficiency score of 46% (versus the New Jersey public pre school average of 36%), and reading proficiency score of 48% (versus the 44% statewide average). Pre schools in Mercer County have an average ranking of 7/10, which is in the top 50% of New Jersey public pre schools.
Minority enrollment is 66% of the student body (majority Hispanic and Asian), which is more than the New Jersey public preschool average of 65% (majority Hispanic).

Best Public Preschools in Mercer County (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Riverside School
(Math: 80-84% | Reading: 75-79%)
Rank:
10/
10
Top 5%
58 Riverside Drive
Princeton, NJ 08540
(609) 806-4260
Gr: PK-5 | 306 students Student-teacher ratio: 8:1 Minority enrollment: 54%
Rank: #22.
Littlebrook School
(Math: 77% | Reading: 72%)
Rank:
10/
10
Top 10%
39 Magnolia Lane
Princeton, NJ 08540
(609) 806-4250
Gr: PK-5 | 374 students Student-teacher ratio: 9:1 Minority enrollment: 61%
Rank: #33.
Johnson Park School
(Math: 70-74% | Reading: 70-74%)
Rank:
10/
10
Top 10%
285 Rosedale Road
Princeton, NJ 08540
(609) 806-4240
Gr: PK-5 | 360 students Student-teacher ratio: 9:1 Minority enrollment: 63%
Rank: #44.
Toll Gate Grammar School
(Math: 80-84% | Reading: 65-69%)
Rank:
9/
10
Top 20%
275 So Main Street
Pennington, NJ 08534
(609) 737-4008
Gr: PK-5 | 299 students Student-teacher ratio: 8:1 Minority enrollment: 20%
Rank: #55.
Stony Brook Elementary School
(Math: 70-74% | Reading: 70%)
Rank:
9/
10
Top 20%
20 Stephenson Road
Pennington, NJ 08534
(609) 737-4006
Gr: PK-5 | 395 students Student-teacher ratio: 10:1 Minority enrollment: 62%
Rank: #66.
Community Park School
(Math: 66% | Reading: 70-74%)
Rank:
9/
10
Top 20%
372 Witherspoon Street
Princeton, NJ 08540
(609) 806-4230
Gr: PK-5 | 316 students Student-teacher ratio: 11:1 Minority enrollment: 50%
Rank: #77.
Hopewell Elementary School
(Math: 65-69% | Reading: 64%)
Rank:
9/
10
Top 20%
35 Princeton Avenue
Hopewell, NJ 08525
(609) 737-4007
Gr: PK-5 | 397 students Student-teacher ratio: 9:1 Minority enrollment: 24%
Rank: #88.
Sharon School
(Math: 63% | Reading: 65%)
Rank:
8/
10
Top 30%
234 Sharon Road
Trenton, NJ 08691
(609) 632-0960
Gr: PK-4 | 1,005 students Student-teacher ratio: 11:1 Minority enrollment: 66%
Rank: #99.
Maurice Hawk Elementary School
(Math: 65-69% | Reading: 55-59%)
Rank:
8/
10
Top 30%
303 305 Clarksville Road
Princeton Junction, NJ 08550
(609) 716-5425
Gr: PK-3 | 723 students Student-teacher ratio: 11:1 Minority enrollment: 85%
Rank: #1010.
Bear Tavern Elementary School
(Math: 58% | Reading: 60-64%)
Rank:
8/
10
Top 30%
1162 Bear Tavern Road
Titusville, NJ 08560
(609) 737-4005
Gr: PK-5 | 461 students Student-teacher ratio: 10:1 Minority enrollment: 26%
Rank: #1111.
Lawrenceville Elementary School
(Math: 60-69% | Reading: 50-54%)
Rank:
7/
10
Top 50%
40 Craven Lane
Lawrence Township, NJ 08648
(609) 671-5570
Gr: PK-3 | 301 students Student-teacher ratio: 10:1 Minority enrollment: 46%
Rank: #1212.
Alexander Elementary School
(Math: 50-54% | Reading: 50-54%)
Rank:
7/
10
Top 50%
20 Robert Frost Drive
Trenton, NJ 08690
(609) 631-4148
Gr: PK-5 | 302 students Student-teacher ratio: 12:1 Minority enrollment: 32%
Rank: #1313.
Yardville Elementary School
(Math: 40-44% | Reading: 55-59%)
Rank:
7/
10
Top 50%
450 Yardville Allentown Rd
Trenton, NJ 08620
(609) 631-4170
Gr: PK-5 | 312 students Student-teacher ratio: 14:1 Minority enrollment: 32%
Rank: #1414.
Slackwood Elementary School
(Math: 50-59% | Reading: 40-49%)
Rank:
6/
10
Top 50%
2060 Princeton Pike
Lawrence Township, NJ 08648
(609) 671-5580
Gr: PK-3 | 251 students Student-teacher ratio: 10:1 Minority enrollment: 65%
Rank: #1515.
University Heights Elementary School
(Math: 45-49% | Reading: 45-49%)
Rank:
6/
10
Top 50%
645 Paxson Avenue
Trenton, NJ 08690
(609) 631-4167
Gr: PK-5 | 308 students Student-teacher ratio: 10:1 Minority enrollment: 48%
Rank: #1616.
Eldridge Park School
(Math: 45-49% | Reading: 40-49%)
Rank:
6/
10
Top 50%
55 Lawn Park Ave
Lawrence Township, NJ 08648
(609) 671-5560
Gr: PK-3 | 212 students Student-teacher ratio: 11:1 Minority enrollment: 54%
Rank: #1717.
Ben Franklin Elementary School
(Math: 45-49% | Reading: 40-44%)
Rank:
6/
10
Top 50%
2939 Princeton Pike
Lawrence Township, NJ 08648
(609) 671-5540
Gr: PK-3 | 342 students Student-teacher ratio: 10:1 Minority enrollment: 59%
Rank: #1818.
Yardville Heights Elementary School
(Math: 35-39% | Reading: 45-49%)
Rank:
5/
10
Bottom 50%
3880 South Broad Street
Trenton, NJ 08620
(609) 631-4171
Gr: PK-5 | 251 students Student-teacher ratio: 11:1 Minority enrollment: 60%
Rank: #1919.
Francis Lore Elementary School
(Math: 35% | Reading: 35%)
Rank:
4/
10
Bottom 50%
13 Westwood Drive
Trenton, NJ 08628
(609) 538-9800
Gr: PK-5 | 505 students Student-teacher ratio: 12:1 Minority enrollment: 77%
Rank: #2020.
Greenwood Elementary School
(Math: 25-29% | Reading: 25-29%)
Rank:
3/
10
Bottom 50%
2069 Greenwood Avenue
Trenton, NJ 08609
(609) 631-4151
Gr: PK-5 | 270 students Student-teacher ratio: 14:1 Minority enrollment: 97%
Rank: #21 - 2221. - 22.
Kisthardt Elementary School
(Math: 20-24% | Reading: 30-34%)
Rank:
3/
10
Bottom 50%
215 Harcourt Drive
Trenton, NJ 08610
(609) 631-4153
Gr: PK-5 | 250 students Student-teacher ratio: 12:1 Minority enrollment: 86%
Rank: #21 - 2221. - 22.
Klockner Elementary School
(Math: 20-24% | Reading: 30-34%)
Rank:
3/
10
Bottom 50%
830 Klockner Avenue
Trenton, NJ 08619
(609) 631-4154
Gr: PK-5 | 284 students Student-teacher ratio: 14:1 Minority enrollment: 82%
Rank: #2323.
William L Antheil Elementary School
(Math: 26% | Reading: 25%)
Rank:
2/
10
Bottom 50%
339 Ewingville Road
Trenton, NJ 08638
(609) 538-9800
Gr: PK-5 | 746 students Student-teacher ratio: 11:1 Minority enrollment: 81%
Rank: #2424.
Parkway Elementary School
(Math: 16% | Reading: 25-29%)
Rank:
2/
10
Bottom 50%
446 Parkway Avenue
Trenton, NJ 08618
(609) 538-9800
Gr: PK-5 | 418 students Student-teacher ratio: 11:1 Minority enrollment: 92%
Rank: #2525.
Kuser Elementary School
(Math: 14% | Reading: 17%)
Rank:
1/
10
Bottom 50%
70 Newkirk Avenue
Trenton, NJ 08629
(609) 631-4155
Gr: PK-5 | 512 students Student-teacher ratio: 13:1 Minority enrollment: 93%
Rank: #2626.
George E. Wilson Elementary School
(Math: 11% | Reading: 21%)
Rank:
1/
10
Bottom 50%
600 Park Avenue
Trenton, NJ 08610
(609) 631-4169
Gr: PK-5 | 545 students Student-teacher ratio: 14:1 Minority enrollment: 96%
Rank: #2727.
Lalor Elementary School
(Math: 14% | Reading: 10-14%)
Rank:
1/
10
Bottom 50%
25 Barnt Deklyn Road
Trenton, NJ 08610
(609) 631-4156
Gr: PK-5 | 351 students Student-teacher ratio: 13:1 Minority enrollment: 96%
Rank: n/an/a
Joseph F. Cappello School
Special Education School
1072 Old Trenton Road
Trenton, NJ 08690
(609) 588-8485
Gr: PK-3 | 97 students Student-teacher ratio: 7:1 Minority enrollment: 93%
Rank: n/an/a
Marie H Katzenbach Elementary School For The Deaf
Special Education School
320 Sullivan Way
Trenton, NJ 08625
(609) 530-3130
Gr: PK-5 | 22 students Minority enrollment: 82%

Frequently Asked Questions

What are the top-ranked public preschools in Mercer County, NJ?
The top-ranked public preschools in Mercer County, NJ include Riverside School, Littlebrook School and Johnson Park School.
How many public preschools are located in Mercer County?
27 public preschools are located in Mercer County.
What is the racial composition of students in Mercer County?
Mercer County public preschools minority enrollment is 66% of the student body (majority Hispanic and Asian), which is more than the New Jersey public preschools average of 65% (majority Hispanic).
Which public preschools in Mercer County are often viewed compared to one another?

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