ZIP Code 01851
ZIP Code Tabulation Area in Middlesex County, Massachusetts.
- Population
- 32,308
- Median household income
- $87,962
- Median home value
- $432,100
+5.3%’19–’23
+45.2%’19–’23
+55.6%’19–’23
ZIP Code 01851 is a ZIP Code Tabulation Area in Middlesex County, Massachusetts, home to about 32,308 residents. At $87,962, its median household income sits below Middlesex County's $126,779.
From 2019 to 2023, ZIP Code 01851's population grew 5.3% from 30,686 to 32,308, while its median gross rent rose 34.1% from $1,257 to $1,686.
The largest age group is 25 to 34, 17.8% of residents. Asian residents are the largest group, 40.4% of the population.
Demographics
ACS 2019–2023- Population
- 32,308
- Median age
- 35.6 yrs
- Median household income
- $87,962
- Median home value
- $432,100
- Median gross rent
- $1,686
- Housing units
- 11,759
- Homeownership rate
- 44.7%
- Bachelor's degree or higher
- 32.0%
- Unemployment rate
- 5.0%
Trends
ACS 5-year · 2019–202330,68632,308
$60,596$87,962
$277,700$432,100
$1,257$1,686
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 30,686 | $60,596 | $277,700 | $1,257 |
| 2020 | 31,558 | $69,548 | $302,500 | $1,341 |
| 2021 | 32,469 | $72,133 | $337,300 | $1,404 |
| 2022 | 32,323 | $79,330 | $398,900 | $1,566 |
| 2023 | 32,308 | $87,962 | $432,100 | $1,686 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 57.1%
5 to 1713.3%
18 to 2410.6%
25 to 3417.8%
35 to 4414.9%
45 to 5412.4%
55 to 6413.2%
65 to 747.3%
75 and over3.3%
| Count | Share | |
|---|---|---|
| Under 5 | 2,305 | 7.1% |
| 5 to 17 | 4,308 | 13.3% |
| 18 to 24 | 3,417 | 10.6% |
| 25 to 34 | 5,766 | 17.8% |
| 35 to 44 | 4,806 | 14.9% |
| 45 to 54 | 3,998 | 12.4% |
| 55 to 64 | 4,277 | 13.2% |
| 65 to 74 | 2,369 | 7.3% |
| 75 and over | 1,062 | 3.3% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 9,953 | 30.8% |
| Black or African American | 2,941 | 9.1% |
| American Indian & Alaska Native | 82 | 0.3% |
| Asian | 13,063 | 40.4% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 328 | 1.0% |
| Two or more races | 1,332 | 4.1% |
| Hispanic or Latino (any race) | 4,609 | 14.3% |
Educational attainment (age 25+)
No high school diploma20.7%
High school graduate28.9%
Some college or associate's18.4%
Bachelor's degree18.8%
Graduate or professional degree13.1%
| Count | Share | |
|---|---|---|
| No high school diploma | 4,614 | 20.7% |
| High school graduate | 6,436 | 28.9% |
| Some college or associate's | 4,101 | 18.4% |
| Bachelor's degree | 4,198 | 18.8% |
| Graduate or professional degree | 2,929 | 13.1% |
Commute to work
- Mean travel time to work
- 28 min
Drove alone72.0%
Carpooled10.0%
Public transit2.1%
Walked2.7%
Bicycle0.3%
Worked from home10.5%
Other means2.4%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 12,521 | 72.0% |
| Carpooled | 1,746 | 10.0% |
| Public transit | 358 | 2.1% |
| Walked | 473 | 2.7% |
| Bicycle | 44 | 0.3% |
| Worked from home | 1,826 | 10.5% |
| Other means | 411 | 2.4% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 3,811 | 24.5% |
| 15 to 29 min | 4,679 | 30.1% |
| 30 to 44 min | 3,686 | 23.7% |
| 45 to 59 min | 1,823 | 11.7% |
| 60+ min | 1,554 | 10.0% |
Households
- Average household size
- 2.80
- Poverty rate
- 16.6% (5,253 of 31,673)
| Count | Share | |
|---|---|---|
| Family households | 7,417 | 65.5% |
| Nonfamily households | 3,904 | 34.5% |
Housing
- Median year structure built
- 1943
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 11,321 | 96.3% |
| Vacant | 438 | 3.7% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 5,066 | 44.7% |
| Renter-occupied | 6,255 | 55.3% |
1-unit, detached32.9%
1-unit, attached8.8%
2 to 4 units28.4%
5 to 19 units18.9%
20 or more units10.7%
Mobile home & other0.2%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 3,872 | 32.9% |
| 1-unit, attached | 1,030 | 8.8% |
| 2 to 4 units | 3,345 | 28.4% |
| 5 to 19 units | 2,227 | 18.9% |
| 20 or more units | 1,262 | 10.7% |
| Mobile home & other | 23 | 0.2% |
Geography
- ZCTA
- 01851
- Land area
- 3.23 sq mi
- Water area
- 0.11 sq mi
- Center point
- 42.6280, -71.3368
Counties this ZIP covers
1Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)