Average IQ in North Carolina: Estimates & Context
Estimated Avg IQ
~99
US Ranking
#28
of 50 states
Region
South
Note: No state administers IQ tests to its residents. These estimates are proxy conversions from standardized achievement scores (NAEP, SAT, ACT) — an approach popularized by McDaniel's 2006 state-IQ estimates in the journal Intelligence — combined with demographic data. Proxy conversions carry real limitations: SAT/ACT participation rates differ sharply by state and bias comparisons, and the variation within any state dwarfs the differences between states. Figures are shown rounded; decimal precision would overstate what these proxies can support. They say nothing about any individual resident.
About North Carolina's IQ Ranking
North Carolina benefits from the Research Triangle (Raleigh-Durham-Chapel Hill), one of the nation's premier concentrations of universities and research institutions. Duke, UNC, and NC State attract talent from worldwide. Charlotte's financial sector is the second largest in the US. However, the state's rural eastern and mountain communities have significantly lower educational outcomes, creating a two-speed educational landscape.
What Shapes North Carolina's Cognitive Profile
The Leandro lawsuit, filed in 1994 and still unresolved, established that North Carolina children hold a constitutional right to a sound basic education, and court-ordered remedial spending plans remain contested three decades later. Teacher pay illustrates the tension: the state fell from near the national median in the early 2000s to the bottom third before a partial recovery. North Carolina also built one of the largest community college systems in the country, 58 campuses tied closely to industrial recruitment, and pioneered early college high schools that let students finish with associate degrees. Apple's planned Research Triangle campus and Toyota's battery plant near Greensboro signal where skill demand is heading next. NC A&T in Greensboro graduates more Black engineers than any other US institution. Eastern tobacco country and the western mountains keep losing young adults to the Charlotte and Triangle metros. Estimated averages diverge accordingly, with Wake County sitting far above the statewide figure.
For global context, see how the US compares in our United States IQ page and the full country rankings.
North Carolina vs Other South States
| State | Average IQ | US Rank |
|---|---|---|
| North Carolina | ~99 | #28 |
| Virginia | ~102 | #9 |
| Maryland | ~102 | #12 |
| Texas | ~100 | #26 |
| Florida | ~98 | #32 |
| Georgia | ~98 | #35 |
| Tennessee | ~97 | #39 |
| Oklahoma | ~97 | #39 |
| South Carolina | ~96 | #41 |
| Kentucky | ~96 | #42 |
| Alabama | ~96 | #43 |
| West Virginia | ~96 | #44 |
| Louisiana | ~95 | #45 |
| Arkansas | ~95 | #46 |
| Mississippi | ~94 | #50 |
Frequently Asked Questions
What is the average IQ in North Carolina?
North Carolina's estimated average IQ is 99.2, ranking #28 — near the national average. The Research Triangle's highly educated population is balanced by rural areas with fewer resources.
How does the Research Triangle affect NC's ranking?
The Research Triangle is one of America's premier knowledge hubs, with Duke, UNC, NC State, and EPA/NIEHS research facilities. It dramatically raises the region's educational profile but represents only a fraction of the state's 10+ million residents.
How does North Carolina compare to Virginia?
Virginia (101.9) outranks North Carolina (99.2), largely due to Northern Virginia's DC corridor advantage. However, North Carolina's Research Triangle is increasingly competitive, and the gap may narrow as Charlotte and Raleigh continue growing.
Explore Other States
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MyIQScores Editorial Team
Editorial team focused on cognitive testing & psychometrics research
Last updated
May 10, 2026
MyIQScores content is written and maintained by our editorial team using published research in cognitive psychology and psychometrics as its source base. We label estimates as estimates, link primary sources where available, correct errors when readers flag them, and update pages as research or feedback warrants — see our corrections policy.