Social Distance Scale

Abstract

The Social Distance Scale is a classic psychometric instrument designed to measure the degree of closeness or acceptance an individual feels towards members of various social, ethnic, or racial outgroups. Developed initially by Emory S. Bogardus in 1925, the scale operationalizes the concept of Social Distance, which reflects the perceived affective distance in Intergroup Relations. It provides a straightforward, quantifiable measure of tolerance and the willingness of respondents to engage in specific levels of intimacy or contact with members of groups different from their own.

Keywords

Social Distance, Bogardus Scale, Prejudice, Intergroup Relations, Acceptance, Attitudes, Ethnicity, Race

Authors

Emory S. Bogardus

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Purpose

The primary purpose of the Social Distance Scale is to quantify the affective component of prejudice by assessing the reluctance of an individual to interact with members of a specified group across different social contexts. It aims to reveal the extent to which a person is willing to accept an outgroup member into social situations ranging from highly intimate (e.g., marriage) to highly formal (e.g., citizenship).

By using fixed response options, the scale allows researchers to compare levels of acceptance across different target groups (e.g., nationalities, religious affiliations) and track changes in societal attitudes over time, making it a crucial tool in sociology and social psychology research.

Construct

The scale fundamentally measures the psychological construct of affective distance, which is a key dimension of prejudice. This construct is defined as the emotional separation felt between the respondent and the target group. Higher scores typically indicate greater social distance and, consequently, higher levels of rejection or aversion.

The design of the scale utilizes the principle that the levels of interaction presented form a cumulative hierarchy, meaning acceptance at a highly intimate level (e.g., marriage) implies acceptance at all less intimate levels (e.g., citizenship). This hierarchical nature allows the scale to effectively gauge the underlying dimension of acceptance.

Validity

The Social Distance Scale possesses strong face validity, as the items clearly relate to varying degrees of social intimacy and acceptance. Furthermore, extensive research supports its criterion validity, demonstrating that scores on the scale correlate significantly with other established measures of ethnic attitudes and discriminatory behaviors.

Studies have confirmed its utility in predicting behaviors related to prejudice and discrimination, reinforcing its status as a reliable indicator of generalized willingness to interact. Its cumulative nature also lends itself to Guttman scaling techniques, which provide internal validation regarding the unidimensionality of the measured construct.

Reliability

The reliability of the Social Distance Scale has been consistently documented across numerous adaptations and populations. Internal consistency, often measured using techniques appropriate for cumulative scales (e.g., coefficient of reproducibility), tends to be high, suggesting that the items reliably measure the same underlying construct of acceptance.

While the original Bogardus scale employed a deterministic Guttman model, modern adaptations often report high Cronbach’s alpha values (typically ranging from 0.80 to 0.95). Test-retest reliability is generally considered satisfactory, particularly for measuring stable societal attitudes over short periods, although attitudes can shift dramatically following major social or political events.

Factor Analysis

Factor analytical studies consistently support the scale’s original conceptualization as largely unidimensional. The cumulative structure suggests that a single, dominant factor—the general willingness to accept or reject an outgroup member—accounts for the majority of the variance in responses.

Although some minor secondary factors related to specific domains of interaction (e.g., professional vs. personal) may occasionally emerge in contemporary analyses, the scale is robustly interpreted as measuring a single continuum of acceptance. This unidimensionality is critical for its effective use as a simple index of social acceptance.

Instrument

Test Type: Attitude Scale (Psychometric)

Format: Fixed-choice, Cumulative Scaling (Guttman-type)

Language Available: Primarily English; widely translated into dozens of languages for cross-cultural studies.

Population Group: General population; frequently used with student populations and specific community samples.

Age Group: Adolescents (16+) and Adults.

Population Details: Originally developed using American samples to assess attitudes toward various immigrant and ethnic groups.

Test Methodology: Respondents are presented with a list of target groups and asked to indicate the closest relationship they would willingly accept with a member of that group, choosing from a predefined set of hierarchical statements.

Keywords

Affective Distance, Guttman Scale, Ethnic Attitudes, Sociological Measurement, Tolerance, Outgroups

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Authors

Author ORCID Identifier: Not applicable (Historical figure, 1882–1973)

Affiliation Email addresses: N/A

Correspondence Address: Correspondence related to modern adaptations is typically directed to current researchers utilizing the scale.

Permissions & Fee and Test Year

The original Bogardus Social Distance Scale (1925) is considered to be in the public domain and is widely available for academic and research use without licensing fees. Researchers often adapt and modify the original items to suit contemporary contexts.

Test Year: 1925

Reference’s

• Bogardus, E. S. (1925). Measuring social distances. Journal of Applied Sociology, 9(4), 299–308.
• Bogardus, E. S. (1933). A social distance scale. Sociology and Social Research, 17, 265–271.
• Bogardus, E. S. (1959). Social distance. Yellow Springs, OH: Antioch Press.

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Items of the Social Distance Scale

IMPORTANT: The following scale items must be preserved in their original language and must not be changed in any way.

For each group listed (e.g., Germans, Russians, Chinese, etc.), please check the closest relationship you would be willing to accept.

1. To admit to close kinship by marriage.
2. To admit to my club as personal friends.
3. To admit to my street as neighbors.
4. To admit to employment in my occupation.
5. To admit to citizenship in my country.
6. To admit only as visitors to my country.
7. To exclude from my country entirely.

Note: These items are ordered hierarchically, reflecting increasing social distance from item 1 to item 7. Acceptance of a high intimacy level (e.g., item 1) implies acceptance of all lower intimacy levels (items 2–7).