City

Killingworth, CT

1 ZIP code  ·  Lower Connecticut River Valley County  ·  Connecticut

👥6,219Population
💰$132,739Median HH Income▲ 74% above avg
🎂51.8Median Age
🏠$388,500Median Home Value▲ 39% above avg
🎓56.5%College Grads▲ 46% above avg
📊3.2%Unemployment▼ 35% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.0% Female 51.0% ♀

Race & Ethnicity

White: 87.6%Hispanic: 2.5%Asian: 1%Other: 8.2%Race
White87.6%
Hispanic2.5%
Asian1.0%
Other8.2%

Age Breakdown

Under 5
6%
5–17
12%
18–24
8%
25–44
15%
45–64
36%
65+
10%

Key Indicators

Median Age51.8 yrs
Avg HH Size2.56
Below Poverty3.7% ▼ 63% below avg
College Grads56.5% ▲ 46% above avg
Unemployment3.2% ▼ 35% below avg
No HS Diploma14 (0.3%)
HS Graduate1,094 (24.1%)
Some College271 (6%)
Associates596 (13.1%)
Bachelors244 (5.4%)
Graduate Degree2,324 (51.2%)

Education

No HS: 0.3%HS Grad: 24.1%Some College: 6%Associates: 13.1%Bachelors: 5.4%Graduate: 51.2%Edu
No HS0.3%
HS Grad24.1%
Some College6.0%
Associates13.1%
Bachelors5.4%
Graduate51.2%
Housing & Income

Housing Tenure

Owner: 99.6%Renter: 0.5%Tenure
Owner99.6%
Renter0.5%

Home Value Distribution

Under $50k
5%
$50k–$100k
3%
$100k–$150k
4%
$150k–$200k
2%
$200k–$300k
20%
$300k–$500k
35%
Over $500k
31%

Financials

Median HH Income$132,739 ▲ 74% above avg
Median Home Value$388,500 ▲ 39% above avg
Home/Income Ratio2.9x (nat avg ~3.5x)
Total Housing Units2,713
Vacant Units288

Income Distribution

Under $25k
8%
$25k–$50k
8%
$50k–$75k
8%
$75k–$100k
12%
$100k–$150k
25%
$150k–$200k
12%
Over $200k
27%
Employment & Commute

How People Get to Work

Drove Alone
78%
Public Transit
0%
Walked
0%
Work From Home
21%

Commute Time

Under 15 min
22%
15–30 min
31%
30–45 min
37%
Over 45 min
9%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
9%
1960s–1970s
15%
1980s–1990s
19%
2000+
54%
About Killingworth, CT

Killingworth is a city in Connecticut, located in Lower Connecticut River Valley County. The city spans 1 ZIP code and is home to approximately 6,219 residents. It is a mature city, with a median age of 51.8 years.

Economically, Killingworth is a upper-middle-income community. The median household income of $132,739 is significantly above the national average. Approximately 3.7% of residents live below the poverty line. The unemployment rate is 3.2%, below the national average.

The real estate market in Killingworth is a mid-range housing market. Median home values stand at $388,500, which is above the national average. Homeownership is high at 99.6%, typical of suburban and family-oriented communities.

The population of Killingworth is well-educated. 56.5% of adults hold a bachelor's degree or higher — above the national average. The community is primarily White (87.59%).

Killingworth, CT offers residents above-average earning potential within Connecticut.

ZIP Codes in Killingworth
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
06419 6,219 $132,739 $388,500 3.2% 56.5% 99.6%