Mountain Park: Demographics & People
Census counts 12,850 people in Mountain Park, in 4,501 households. Median age 44.9 years. (8.9y older than Gwinnett County; 9.3y older than Georgia). Population is 39% White (non-Hispanic) and 22% Black. 73% of households are family-led.
- 2.9 people per household (vs Georgia avg 2.6).
- 27% non-family households (singles, roommates) (vs Georgia 40%).
- 71 dependents per 100 working-age (youth + seniors / 18-64) (vs Georgia 62).
Population & Trend
Current population 12,850; figures track the most recent Census ACS 5-year estimates.
| Population | 957,062 people |
|---|---|
| Population | 12,850 people (vs Georgia 37,381) |
Age Distribution
Median age 44.9y is 6.0 years older than the U.S. median (38.9y).
| Age Summary · Total Pop | 12,850 |
|---|---|
| Age Summary · Under 18 | 2,941 |
| Age Summary · 18 To 34 | 2,048.0× |
| Age Summary · 35 To 64 | 5,463.0× |
| Age Summary · 65 Plus | 2,398 |
| Age Summary · Pct Under 18 | 22.9% |
| Age Summary · Pct 18 To 34 | 15.9% |
| Age Summary · Pct 35 To 64 | 42.5% |
| Median age | 44.9 years (vs Georgia 35.6y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 12,850 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| Asian population | 20.3% (vs Georgia 2.6%) |
|---|---|
| Black population | 21.5% (vs Georgia 40.5%) |
| Hispanic or Latino population | 9.2% (vs Georgia 8.4%) |
| White (non-Hispanic) population | 38.9% (vs Georgia 38.1%) |
Households & Family Composition
4,501 households. 73% are family households — above the U.S. share of ~65%.
| Family households | 3,301 households (vs Georgia 8,896) |
|---|---|
| Households that are families | 73.3% (vs Georgia 60.1%) |
| Total households | 4,501 households (vs Georgia 14,704) |