Demographics & People — Cabin John, Maryland
Population Overview
| Population (Census) | 2,096 |
| Estimated 2026 | ~2,400 |
| Median Age | 53.3 |
| Total Households | 844 |
| Family Households | 586 |
| Average Household Size | 2.48 |
| Diversity Index | 0.4751 (moderately diverse) |
Race & Ethnicity
| White | 1,277 |
| Black or African American | 107 |
| Asian | 210 |
| Hispanic or Latino | 225 |
Heritage & Ancestry
| Group | Count |
| Other groups | 833 |
| German | 418 |
| Unclassified or not reported | 344 |
| Irish | 332 |
| English | 309 |
| Hispanic: Hispanic or Latino | 243 |
| French (except Basque) | 99 |
| Italian | 98 |
| European | 88 |
| Scottish | 86 |
Language
| English Only | 1,416 |
| Spanish | 128 |
| Population 5+ | 2,037 |
Veterans
| Veterans | 48 |
| Population 18+ | 1,716 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Cabin John, Maryland.