US ZIP Code
01863

North Chelmsford, MA

Middlesex County  ·  Massachusetts

● Active
👥 9,592 Population ↑ 2% since 2019
💰 $136,284 Median HH Income
▲ 79% above avg ↑ 35% since 2019
🎂 42.8 Median Age ↓ 3% since 2019
🏠 $477,900 Median Home Value
▲ 71% above avg ↑ 43% since 2019
🎓 57.4% College Grads
▲ 48% above avg
📊 3.0% Unemployment
▼ 39% below avg ↓ 39% since 2019
ZIP Code Details
ZIP Code01863
CityNorth Chelmsford
StateMassachusetts (MA)
CountyMiddlesex County
Area Code351/978
Elevation120 ft
Latitude42.630484
Longitude-71.397895
TimezoneNew York (DST)
FIPS25017
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 48.8% (4,683) Female 51.2% (4,909) ♀

Race & Ethnicity

White: 82.5%Hispanic: 4%Black: 2.8%Asian: 9.1%Other: 1.5%Race
White82.5%
Hispanic4.0%
Black2.8%
Asian9.1%
Other1.5%

Age Breakdown

Under 5
4%
5–17
18%
18–24
7%
25–44
24%
45–64
29%
65+
9%

Key Indicators

Median Age42.8 yrs ↓ 3% since 2019
Avg Household Size2.62
Below Poverty3.4% ▼ 66% below avg
College Grads57.4% ▲ 48% above avg
Unemployment3.0% ▼ 39% below avg
No HS Diploma45 (0.7%)
HS Graduate1,288 (19.5%)
Some College777 (11.7%)
Associates709 (10.7%)
Bachelors607 (9.2%)
Graduate Degree3,191 (48.2%)

Education

No HS: 0.7%HS Grad: 19.5%Some College: 11.7%Associates: 10.7%Bachelors: 9.2%Graduate: 48.2%Edu
No HS0.7%
HS Grad19.5%
Some College11.7%
Associates10.7%
Bachelors9.2%
Graduate48.2%
Housing & Income

Housing Tenure

Owner: 84.4%Renter: 15.6%Tenure
Owner84.4%
Renter15.6%

Home Value Distribution

Under $50k
1%
$50k–100k
0%
$100k–150k
1%
$150k–200k
3%
$200k–300k
5%
$300k–500k
44%
Over $500k
46%

Financials

Median HH Income$136,284 ▲ 79% above avg ↑ 35% since 2019
Median Home Value$477,900 ▲ 71% above avg ↑ 43% since 2019
Home/Income Ratio3.5x (nat avg ~3.5x)
Median Rent$1,698/mo ↑ 27% since 2019
Total Units3,677
Vacant Units49
Avg HH Size2.62

Income Distribution

Under $25k
6%
$25k–50k
7%
$50k–75k
10%
$75k–100k
12%
$100k–150k
21%
$150k–200k
24%
Over $200k
20%
Employment & Commute

How People Get to Work

Drove Alone
83%
Public Transit
2%
Walked
0%
Work From Home
15%

Commute Time

Under 15 min
22%
15–30 min
37%
30–45 min
23%
Over 45 min
17%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
15%
1960s–1970s
17%
1980s–1990s
11%
2000+
55%

Summary

Total Units3,677
Vacant49
Owner Occupied84.4%
Renter Occupied15.6%
Avg HH Size2.62
Frequently Asked Questions
ZIP code 01863 is in North Chelmsford, MA, in Middlesex County.
ZIP code 01863 is located in Massachusetts (MA).
ZIP code 01863 is in Middlesex County, MA.
ZIP 01863 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 01863 is 9,592 people (ACS 2023).
The median household income in ZIP code 01863 is $136,284 (ACS 2023).
The median home value in ZIP 01863 is $477,900 (ACS 2023).
About ZIP Code 01863

ZIP code 01863 is located in North Chelmsford, Massachusetts, within Middlesex County. With a population of 9,592, this is a lightly populated ZIP code with a middle-aged community — the median age is 42.8 years. Economically, 01863 is a upper-middle-income ZIP code: the median household income of $136,284 is significantly above the national average.

Real estate in ZIP code 01863 represents a premium housing market. The median home value of $477,900 is significantly above the national average. Renters can expect to pay around $1,698 per month in median rent. Homeownership is strong here — 84.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 43% since 2019.

The population of 01863 is primarily White (82.49%). Residents are well-educated — 57.4% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 3.4%. Household income has grown by 35% since 2019.

The unemployment rate in 01863 stands at 3.0%, which is below the national average. About 14% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 76%.

Overall, ZIP code 01863 in North Chelmsford, MA is characterized as upper-middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 9,592 residents, a median household income of $136,284, and a median home value of $477,900, it offers a clear picture of life in this part of Massachusetts.