Average IQ in New Jersey
Average IQ
102.8
US Ranking
#8
of 50 states
Region
Northeast
Note: State-level IQ estimates are derived from standardized test scores (NAEP, SAT, ACT) and demographic data. They reflect population-level trends influenced by education funding, socioeconomic factors, and demographics — not the intelligence of any individual resident.
About New Jersey's IQ Ranking
New Jersey ranks #8, driven by its position in the New York-Philadelphia corridor with access to both metro areas' knowledge economies. The state has some of the nation's best public schools in its suburban communities, though urban districts like Newark and Camden face significant challenges. New Jersey's pharmaceutical, finance, and technology sectors attract educated professionals.
What Shapes New Jersey's Cognitive Profile
Few people realize New Jersey routinely matches or beats Massachusetts on NAEP fourth and eighth grade assessments, sometimes ranking first outright in reading. The Abbott v. Burke rulings forced decades of supplemental state funding into 31 poor urban districts, an equalization experiment more aggressive than anything attempted by most legislatures. Princeton University and the adjacent Institute for Advanced Study give the state a singular research pedigree, while Rutgers enrolls one of the largest student bodies in the Northeast. The striking counterpoint is college flight: New Jersey exports more college freshmen to other states than anywhere else in the country, losing tens of thousands of strong students each fall, though many return after graduation for pharmaceutical, telecom, and finance jobs along the Route 1 corridor. Bell Labs in its heyday made the state a byword for industrial research, a legacy Nokia and various spinoffs still occupy. High population density keeps even semi-rural districts within commuting reach of universities and hospitals.
For global context, see how the US compares in our United States IQ page and the full country rankings.
New Jersey vs Other Northeast States
| State | Average IQ | US Rank |
|---|---|---|
| New Jersey | 102.8 | #8 |
| Massachusetts | 104.3 | #1 |
| New Hampshire | 104.2 | #2 |
| Vermont | 103.8 | #3 |
| Connecticut | 103.1 | #4 |
| Maine | 103.4 | #6 |
| Rhode Island | 101 | #17 |
| New York | 100.7 | #18 |
| Pennsylvania | 100.5 | #20 |
| Delaware | 99.8 | #24 |
Frequently Asked Questions
What is the average IQ in New Jersey?
New Jersey's estimated average IQ is 102.8, ranking #8 nationally. The state's suburban school districts are among the nation's best, though urban areas face challenges.
Why does New Jersey have good schools?
New Jersey benefits from high property values that fund well-resourced suburban schools, proximity to New York and Philadelphia's universities, and a knowledge-economy workforce in pharmaceuticals, finance, and technology.
How does New Jersey compare to New York?
New Jersey (102.8) outperforms New York (100.7) on average, primarily because New Jersey's suburban school quality is more uniformly high, while New York City's massive population includes wider socioeconomic variation.
Explore Other States
Take our free IQ test to see how you compare, or learn what IQ actually measures.
MyIQScores Editorial Team
Researchers in cognitive psychology, psychometrics & educational science
Last updated
May 10, 2026
All content on MyIQScores is reviewed for scientific accuracy against peer-reviewed research in cognitive psychology and psychometrics. Our editorial team cross-references each article with published literature before publication and updates pages whenever new research warrants a revision.