Loneliness Inventory (UCLA)
The Loneliness Inventory (commonly based on the UCLA Loneliness Scale) is a 20-question self-report scale assessing the subjective feeling of loneliness arising from a person's social relationships. Because loneliness relates to areas such as depression and social support, it is useful in psychological assessment.
- Questions
- 20
- Est. time
- ~7 min
- Delivery
- Online · remote
- Scoring
- Automatic
What does the Loneliness Inventory (UCLA) measure?
- •Subjective loneliness and need for social connection
- •Satisfaction with social relationships
- •Sense of isolation
Who is it for?
Used to assess the level of loneliness in adults.
How is the Loneliness Inventory (UCLA) scored and interpreted?
Questions are scored 0–3; the total ranges from 0 to 60. Higher scores indicate more intense loneliness; screening for comorbid depressive symptoms is recommended.
| Score range | Level | Description |
|---|---|---|
| 0–20 | Low loneliness | Feelings of loneliness are low. |
| 21–40 | Moderate loneliness | Social support and relationship patterns should be assessed. |
| 41–60 | High loneliness | Comorbid depressive symptoms should be screened. |
Frequently asked questions
How many questions does the loneliness inventory have?
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It has 20 questions, with a total from 0 to 60.
What does a high loneliness score mean?
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It indicates more intense subjective loneliness and is often recommended to be evaluated alongside depressive symptoms.
Does this inventory provide a diagnosis?
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No. This is a screening/assessment tool; it does not provide a clinical diagnosis on its own. Results should be interpreted only by a licensed mental-health professional as part of a clinical evaluation.
Related scales
- Self-Esteem TestA 33-question scale measuring self-esteem level (higher score = higher self-esteem).
- Social Anxiety / Social Phobia ScaleA 48-question scale measuring anxiety and avoidance in social situations.
- Burns Depression Checklist (BDC)A 25-question self-report scale assessing the level of depressive symptoms.
- Attachment Style TestA typology test identifying adult attachment style across four core patterns.
Source: Russell, D., Peplau, L. A., & Ferguson, M. L. (1978).
This page is informational and does not contain the actual questions. The Loneliness Inventory (UCLA) is a screening/assessment tool and does not provide a diagnosis on its own. Results should be interpreted only by a licensed mental-health professional as part of a clinical evaluation.
Administer the Loneliness Inventory (UCLA) to your clients
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