Cos Cob vs Sandy Hook
A side-by-side comparison of Cos Cob and Sandy Hook: population, income, housing, and more.
Cos Cob and Sandy Hook are places in Connecticut. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
Sandy Hook has the higher population (9,718 vs 7,354 in Cos Cob). Cos Cob has the higher median household income ($176,602 vs $144,335 in Sandy Hook). Cos Cob has the higher median home value ($1,149,500 vs $460,600 in Sandy Hook).
Population, income & housing
| Cos Cob | Sandy Hook | |
|---|---|---|
| Population | 7,354 | 9,718 |
| Median age | 39.3 yrs | 44.6 yrs |
| Median household income | $176,602 | $144,335 |
| Median home value | $1,149,500 | $460,600 |
| Median gross rent | $2,574 | $1,875 |
| Housing units | 2,711 | 3,778 |
| Homeownership rate | 65.4% | 92.9% |
| Bachelor's degree or higher | 70.3% | 56.9% |
| Unemployment rate | 6.1% | 4.9% |
Trends (ACS 5-year, 2019–2023)
| Cos Cob | Sandy Hook | |
|---|---|---|
| Population | 6,990 → 7,354 (+5.2%) | 9,181 → 9,718 (+5.8%) |
| Median household income | $149,375 → $176,602 (+18.2%) | $121,089 → $144,335 (+19.2%) |
| Median home value | $1,055,400 → $1,149,500 (+8.9%) | $363,700 → $460,600 (+26.6%) |
| Median gross rent | $1,979 → $2,574 (+30.1%) | $1,820 → $1,875 (+3.0%) |
Cos Cob
6,9907,354
$149,375$176,602
$1,055,400$1,149,500
$1,979$2,574
Sandy Hook
9,1819,718
$121,089$144,335
$363,700$460,600
$1,820$1,875
Age & race/ethnicity
Age distribution (share)
| Cos Cob | Sandy Hook | |
|---|---|---|
| Under 5 | 9.0% | 2.6% |
| 5 to 17 | 20.0% | 19.1% |
| 18 to 24 | 6.1% | 8.4% |
| 25 to 34 | 8.6% | 10.1% |
| 35 to 44 | 15.2% | 10.6% |
| 45 to 54 | 13.3% | 15.7% |
| 55 to 64 | 13.9% | 17.1% |
| 65 to 74 | 8.9% | 11.1% |
| 75 and over | 4.9% | 5.4% |
Race & ethnicity (share)
| Cos Cob | Sandy Hook | |
|---|---|---|
| White (non-Hispanic) | 67.2% | 81.8% |
| Black or African American | 2.9% | 2.8% |
| American Indian & Alaska Native | 0.4% | 0.0% |
| Asian | 5.4% | 2.8% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.8% | 0.0% |
| Two or more races | 9.2% | 5.7% |
| Hispanic or Latino | 14.2% | 6.9% |
Educational attainment (age 25+)
Share of adults 25+
| Cos Cob | Sandy Hook | |
|---|---|---|
| No high school diploma | 3.9% | 2.7% |
| High school graduate | 15.0% | 18.8% |
| Some college or associate's | 10.8% | 21.6% |
| Bachelor's degree | 33.4% | 31.4% |
| Graduate or professional degree | 36.9% | 25.4% |
Commute to work
How workers get to work (share)
| Cos Cob | Sandy Hook | |
|---|---|---|
| Drove alone | 54.8% | 73.7% |
| Carpooled | 4.9% | 5.0% |
| Public transit | 9.0% | 0.2% |
| Walked | 1.9% | 0.5% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 27.9% | 18.9% |
| Other means | 1.5% | 1.7% |
Housing
Units in structure (share)
| Cos Cob | Sandy Hook | |
|---|---|---|
| 1-unit, detached | 58.2% | 89.3% |
| 1-unit, attached | 11.8% | 4.7% |
| 2 to 4 units | 23.5% | 3.3% |
| 5 to 19 units | 5.1% | 2.5% |
| 20 or more units | 1.1% | 0.0% |
| Mobile home & other | 0.2% | 0.2% |
Poverty & households
| Cos Cob | Sandy Hook | |
|---|---|---|
| Poverty rate | 5.5% | 6.1% |
| Average household size | 2.78 | 2.76 |
| Mean commute (minutes) | 29 | 34 |
| Median year structure built | 1959 | 1977 |
Full profiles
2Related rankings
21- Largest by population — cities in Connecticut
- Most densely populated — cities in Connecticut
- Highest median household income — cities in Connecticut
- Highest median home value — cities in Connecticut
- Most affordable home values — cities in Connecticut
- Highest median gross rent — cities in Connecticut
- Cheapest median gross rent — cities in Connecticut
- Oldest by median age — cities in Connecticut
- Youngest by median age — cities in Connecticut
- Most college-educated — cities in Connecticut
- Highest poverty rate — cities in Connecticut
- Lowest poverty rate — cities in Connecticut
- Highest homeownership rate — cities in Connecticut
- Lowest homeownership rate — cities in Connecticut
- Longest commutes — cities in Connecticut
- Shortest commutes — cities in Connecticut
- Largest households — cities in Connecticut
- Newest housing — cities in Connecticut
- Oldest housing — cities in Connecticut
- Fastest-growing (2019–2023) — cities in Connecticut
- Fastest-shrinking (2019–2023) — cities in Connecticut