US5.com
  1. Home
  2. States
  3. Connecticut
  4. ZIP 06870
  5. People & Community
Old Greenwich CDP, CT

ZIP 06870 — People & Community

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

Wealthy AreaLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 06870

06870 has a population of 7,903 with a median age of 39.9 yrs (48.2% male).

Race & Ethnicity
White
76.8%+25% vs US avg
x
Black
2.2%-82% vs US avg
x
Asian
9.7%+65% vs US avg
x
Hispanic
7.8%-58% vs US avg
x
Other / Two+
3.4%
x
Age Groups
0–17
32.4%+47% vs US avg
x
18–64
53.4%-14% vs US avg
x
65+
14.2%-13% vs US avg
x
Education
Less than HS
1.1%-90% vs US avg
x
High school
7.8%-70% vs US avg
x
Some college
7.9%-73% vs US avg
x
Bachelor's+
83.3%+147% vs US avg
x
Marital Status
Married
63.3%+32% vs US avg
x
Never married
23.3%-31% vs US avg
x
Divorced
8.6%-16% vs US avg
x
Widowed / Separated
4.7%
x
Diversity Index
39/100

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

Social & household profile

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

Poverty Rate
3.2%-72% vs US avg
x
Foreign Born
51.8%+273% vs US avg
x
Veterans
2.5%-59% vs US avg
x
Disability
4.2%-69% vs US avg
x
Single Parent
5.8%-28% vs US avg
x
Top ancestry
IrishItalianEnglish

Health & Community Indicators in 06870

Poverty Rate
3.2%-72% vs US avg
x
Veterans
2.5%-59% vs US avg
x
Foreign Born
51.8%+273% vs US avg
x
Single Parent
5.8%-28% vs US avg
x
Disability
4.2%-69% vs US avg
x
Uninsured
1.5%-81% vs US avg
x
SNAP Benefits
0.6%-95% vs US avg
x
Private School
2.1%-79% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population7,903
Median age39.9
Poverty rate3.2%
Demographics statistics
Demographics
White76.8%
Hispanic7.8%
Black2.2%
Asian9.7%
Foreign-born51.8%