Big Five Personality Test (IPIP-50)

Take the free 50-item IPIP Big Five personality test and see your Extraversion, Agreeableness, Conscientiousness, Emotional Stability and Intellect scores.

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How the IPIP-50 is scored

The test uses the 50-item version of the Big-Five Factor Markers from the International Personality Item Pool (IPIP), a public-domain item bank created by psychologist Lewis Goldberg and colleagues. Each of the five domains has 10 statements, and you rate how accurately each one describes you from 1 (Very Inaccurate) to 5 (Very Accurate).

Some statements are worded in the opposite direction. "Don't talk a lot" counts against Extraversion, so it is reverse scored: a 5 becomes a 1 and a 4 becomes a 2. After reversing those items, the 10 ratings for each domain are added, giving a score from 10 to 50. A 30 is the exact middle of the possible range.

  • Extraversion (Factor I): sociability and comfort being noticed.
  • Agreeableness (II): warmth and concern for others.
  • Conscientiousness (III): organization and follow-through.
  • Emotional Stability (IV): the calm end of the neuroticism dimension.
  • Intellect / Imagination (V): curiosity and interest in ideas, close to what other models call Openness.

Reading your results

The bars show where each score falls within the 10-50 range, split into thirds labeled Lower (10-23), Middle (24-36) and Higher (37-50). These labels describe your answers, not how you compare with other people: this page does not use population norms, so a "Higher" score is not the same as the 90th percentile.

Neither end of a trait is better. Lower Extraversion suits focused, independent work; higher Agreeableness helps teamwork but can make saying no harder. The most useful way to read the profile is as a description of your default tendencies, which can shift with age, role and circumstances.

Research on the Big Five finds the traits are moderately stable over years and predict broad patterns, such as conscientiousness relating to job performance, but they are weak predictors for any single decision about a single person.

Common mistakes

Answering as your ideal self. The instructions ask how you generally are now, not how you wish to be. Aspirational answers inflate Conscientiousness and Emotional Stability.

Answering about one context. If you are very different at work and at home, think about yourself across most situations.

Treating it as a clinical or hiring test. A low Emotional Stability score is not a diagnosis of anxiety or depression, and personality questionnaires filled in by candidates are easy to shape. If mood or worry is affecting your life, talk with a health professional.

Over-reading small differences. A 31 and a 34 are within ordinary measurement error for a 10-item scale.

About the items and licensing

The IPIP was built so researchers and the public could use high-quality personality items without fees. The IPIP site states that the items are in the public domain and may be used for any purpose, including commercial use, without permission. The 50 statements and their scoring keys on this page come from the IPIP sample questionnaire at ipip.ori.org.

The Big-Five Factor Markers were developed by Goldberg (1992) and the IPIP is described by Goldberg and colleagues (2006) in the Journal of Research in Personality. This page is not affiliated with the IPIP or its authors.

Your answers are scored in your browser and are never stored or sent anywhere.

Frequently Asked Questions

Common questions about the Big Five Personality Test (IPIP-50)

There is no good or bad score. Each trait has strengths at both ends. The 10 to 50 score only shows where your answers fall within this questionnaire's possible range.

Sources & References

Administering IPIP Measures, with a 50-item Sample Questionnaire

Exact item wording, response anchors and +/- keying for the 50 items
→Source: International Personality Item Pool

Permission to use IPIP items

Public-domain status including commercial use
→Source: International Personality Item Pool

Goldberg LR (1992). The development of markers for the Big-Five factor structure. Psychological Assessment, 4(1), 26-42.

Origin of the Big-Five Factor Markers
→Source: Psychological Assessment

Goldberg LR et al. (2006). The international personality item pool and the future of public-domain personality measures. Journal of Research in Personality, 40(1), 84-96.

Description of the IPIP and its public-domain model
→Source: Journal of Research in Personality

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