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Old Mystic CDP, CT

ZIP 06355 — People & Community

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 06355

06355 has a population of 12,223 with a median age of 53.3 yrs (50.2% male).

Race & Ethnicity
White
83.8%+36% vs US avg
x
Black
2.0%-84% vs US avg
x
Asian
3.9%-34% vs US avg
x
Hispanic
2.5%-87% vs US avg
x
Other / Two+
7.9%
x
Age Groups
0–17
15.3%-30% vs US avg
x
18–64
53.5%-13% vs US avg
x
65+
31.1%+91% vs US avg
x
Education
Less than HS
2.3%-79% vs US avg
x
High school
16.4%-37% vs US avg
x
Some college
23.8%-18% vs US avg
x
Bachelor's+
57.5%+71% vs US avg
x
Marital Status
Married
59.2%+23% vs US avg
x
Never married
21.9%-35% vs US avg
x
Divorced
10.6%+3% vs US avg
x
Widowed / Separated
8.3%
x
Diversity Index
29/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
2.7%-77% vs US avg
x
Foreign Born
10.0%-28% vs US avg
x
Veterans
11.2%+87% vs US avg
x
Disability
14.0%+4% vs US avg
x
Single Parent
2.8%-65% vs US avg
x
Recent Births
49.3%+750% vs US avg
x
Top ancestry
EnglishIrishGerman

Health & Community Indicators in 06355

Poverty Rate
2.7%-77% vs US avg
x
Veterans
11.2%+87% vs US avg
x
Foreign Born
10.0%-28% vs US avg
x
Single Parent
2.8%-65% vs US avg
x
Disability
14.0%+4% vs US avg
x
Uninsured
3.2%-61% vs US avg
x
SNAP Benefits
1.5%-87% vs US avg
x
Private School
0.0%
x
Recent Births
49.3%+750% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population12,223
Median age53.3
Poverty rate2.7%
Demographics statistics
Demographics
White83.8%
Hispanic2.5%
Black2.0%
Asian3.9%
Foreign-born10.0%