ZIP code 01863
Where is ZIP code 01863?
North Chelmsford, Massachusetts
Middlesex County · Standard ZIP code
ZIP code 01863 belongs to North Chelmsford, Massachusetts in Middlesex County. 01863 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 351 and 978. About 9,796 people live in the 01863 area, where the median household income is $144,875. The closest ZIP codes are 01879 (Tyngsboro, 2.9 mi northwest), 01851 (Lowell, 3 mi east) and 01854 (Lowell, 3 mi east).
| ZIP code | 01863 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | North Chelmsford |
| Also accepted | N Chelmsford |
| State | Massachusetts (MA) |
| County | Middlesex County |
| Time zone | Eastern Time · now |
| Area codes | 351, 978 |
| Coordinates | 42.6347, -71.3908 map |
| 3-digit prefix | 018 |
Population and income in 01863
| Population | 9,796 · higher than 52% of Massachusetts ZIP codes |
|---|---|
| People per square mile | 2,199 · higher than 72% of Massachusetts ZIP codes |
| Median age | 41.2 years · lower than 66% of Massachusetts ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $144,875 · higher than 81% of Massachusetts ZIP codes |
| Income per person | $54,220 |
| Below the poverty line | 3.0% |
| Bachelor’s degree or higher | 45% of adults 25+ |
| Median home value | $491,600 · lower than 54% of Massachusetts ZIP codes |
| Median rent | $1,875 a month |
| Housing units | 3,615 |
| Households | 3,573 (2.71 people on average) |
| Owners / renters | 82% / 18% |
| Land area | 4.46 sq mi (plus 0.32 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 01863. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 01863
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 01879 | Tyngsboro, MA | 2.9 mi NW | Standard |
| 01851 | Lowell, MA | 3 mi E | Standard |
| 01854 | Lowell, MA | 3 mi E | Standard |
| 01824 | Chelmsford, MA | 3.5 mi SE | Standard |
| 01853 | Lowell, MA | 3.8 mi E | PO Box only |
| 01886 | Westford, MA | 4.2 mi SW | Standard |
| 01850 | Lowell, MA | 4.6 mi E | Standard |
| 01826 | Dracut, MA | 4.7 mi NE | Standard |
| 01852 | Lowell, MA | 4.7 mi E | Standard |
| 01827 | Dunstable, MA | 6 mi NW | Standard |
| 01862 | North Billerica, MA | 6.5 mi SE | Standard |
| 01741 | Carlisle, MA | 7.6 mi S | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 01863 or measure the distance to another ZIP code.
How to address mail to 01863
123 MAIN ST
NORTH CHELMSFORD MA 01863
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts N CHELMSFORD as the city name for 01863. Adding the 4-digit ZIP+4 code (01863-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 01863?
- 01863 is a North Chelmsford, Massachusetts ZIP code. N Chelmsford is also accepted as the city name.
- What county is 01863 in?
- ZIP code 01863 is in Middlesex County, Massachusetts.
- What time zone is ZIP code 01863 in?
- 01863 is in the Eastern Time zone (America/New_York).
- What area code is 01863?
- Phone numbers in ZIP code 01863 use area codes 351 and 978.
- What is the population of ZIP code 01863?
- About 9,796 people live in ZIP code 01863, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 01863?
- The median household income in 01863 is $144,875 a year, higher than 81% of Massachusetts ZIP codes.
- What ZIP codes are near 01863?
- The nearest ZIP codes to 01863 are 01879 (Tyngsboro, 2.9 miles), 01851 (Lowell, 3 miles), 01854 (Lowell, 3 miles) and 01824 (Chelmsford, 3.5 miles).