01879 ZIP Code — Tyngsboro, MA
Middlesex County, Massachusetts
ZIP code 01879 is located in Tyngsboro, Massachusetts, within Middlesex County. It covers approximately 16.76 square miles and serves a population of 12,385 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 978.
About ZIP code 01879
The housing stock consists of a mix of housing types. Most homes were built in the 1980s, giving the area an established character. Median home value is $487,800. Owner-occupancy is high at 86%, well above the national average.
Median household income is $140,901. The poverty rate of 5% is below the national average.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.
Educational attainment is high — 48% of residents hold a bachelor's degree or higher, well above the national average of 33%.
12,385
population
16.76
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
01879 ZIP code map
Cities in ZIP code 01879
Below are the cities the US Postal Service accepts for ZIP code 01879. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Tyngsboro | Acceptable |
| Tyngsboro | Preferred |
Nearby ZIP codes
01863 North Chelmsford (2.9 mi)
01827 Dunstable (3.7 mi)
01854 Lowell (4.5 mi)
01886 Westford (4.8 mi)
01851 Lowell (5.3 mi)
03060 Nashua (5.4 mi)
03062 Nashua (5.9 mi)
01824 Chelmsford (6.4 mi)
01850 Lowell (6.6 mi)
01826 Dracut (6.7 mi)
03051 Hudson (7.2 mi)
01852 Lowell (7.2 mi)
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 12,385 |
| Population density | 739 / sq mi |
| State FIPS | 25 |
| County FIPS | 017 |
| Geography | |
|---|---|
| Land area | 16.76 sq mi |
| Water area | 1.31 sq mi |
| Latitude | 42.6588 |
| Longitude | -71.4330 |
| Timezone | Eastern (ET) |
| Area code | 978 |
Total population by age
Gender
Race & ethnicity
Economics
updated 06/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 22.7% | 23.8% | 31.3% |
| $50k – $100k | 21.3% | 23.1% | 25.9% |
| $100k – $200k | 37.6% | 32.1% | 28.5% |
| Over $200k | 18.4% | 20.9% | 14.3% |
Demographics & statistics
12,385
Population
739
People per sq mi
37.5
Median age
$140,901
Median household income
$53,317
Per capita income
$487,800
Median home value
$1,822
Median monthly rent
85.5%
Home ownership
4.6%
Poverty rate
5.0%
Unemployment
3,624
Housing units
47.8%
Bachelor's or higher
Age distribution
Male
Female
428
Under 5
460
395
5–9
423
319
10–14
342
466
15–19
501
491
20–24
526
733
25–34
786
650
35–44
697
943
45–54
1,011
390
55–59
419
418
60–64
448
549
65–74
589
151
75–84
162
42
85+
46
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 2,850 | 23.0% |
| 18 and over | 9,535 | 77.0% |
| 65 and over | 1,539 | 12.4% |
| Median age | 37.5 years | |
Race & ethnicity
White
76.9%
Asian
9%
Hispanic or Latino
5.9%
Other race
4%
Two or more races
2.4%
Black or African American
1.7%
| Group | Count | % |
|---|---|---|
| White | 10,125 | 76.9% |
| Asian | 1,183 | 9% |
| Hispanic or Latino | 776 | 5.9% |
| Other race | 528 | 4% |
| Two or more races | 322 | 2.4% |
| Black or African American | 227 | 1.7% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 22.7% | 23.8% | 31.3% |
| $50k – $100k | 21.3% | 23.1% | 25.9% |
| $100k – $200k | 37.6% | 32.1% | 28.5% |
| Over $200k | 18.4% | 20.9% | 14.3% |
$10k–$15k
1.6%
$15k–$25k
4.6%
$25k–$35k
2.2%
$35k–$50k
4.4%
$50k–$75k
10.7%
$75k–$100k
12.1%
$100k–$150k
20.5%
$150k–$200k
17.0%
$200k+
27.0%
| Range | % of households |
|---|---|
| $10k–$15k | 1.6% |
| $15k–$25k | 4.6% |
| $25k–$35k | 2.2% |
| $35k–$50k | 4.4% |
| $50k–$75k | 10.7% |
| $75k–$100k | 12.1% |
| $100k–$150k | 20.5% |
| $150k–$200k | 17.0% |
| $200k+ | 27.0% |
| Median income | $140,901 |
Housing
Home values
Under $50k
0.4%
$50k–$100k
1.0%
$150k–$200k
3.1%
$200k–$300k
7.6%
$300k–$500k
41.0%
$500k–$1M
45.8%
$1M+
1.0%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $487,800 |
| Median rent / month | $1,822 |
| Owner occupied | 85.5% |
| Renter occupied | 14.5% |
| Vacant | 4.0% |
| Single-family detached | 67.5% |
| Large apartment buildings | 5.6% |
| Mobile homes | 2.6% |
| Median rooms | 6.3 |
| Avg household size (owned) | 3.08 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.7% |
| 2010–2019 | 13.2% |
| 2000–2009 | 15.2% |
| 1990–1999 | 17.9% |
| 1980–1989 | 25.9% |
| 1970–1979 | 9.2% |
| 1960–1969 | 3.0% |
| 1950–1959 | 7.3% |
| 1940–1949 | 3.5% |
| 1939 or earlier | 4.0% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.0% |
| 1 bedroom | 5.9% |
| 2 bedrooms | 27.7% |
| 3 bedrooms | 34.6% |
| 4 bedrooms | 27.2% |
| 5+ bedrooms | 4.7% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 1.9% |
| 1 vehicle | 23.8% |
| 2 vehicles | 42.1% |
| 3 or more | 32.2% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 71.0% |
| Electricity | 13.7% |
| Propane / LP gas | 3.8% |
| Fuel oil | 8.8% |
| Wood | 2.0% |
| Solar | 0.4% |
| No fuel used | 0.2% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 2,632 | 65.1% |
| Cohabiting couple | 241 | 6.0% |
| Male householder, no spouse | 333 | 8.2% |
| Female householder, no spouse | 839 | 20.7% |
| Households with children under 18 | 1,483 | 36.7% |
| Households with seniors (65+) | 1,066 | 26.4% |
| Average household size | 3.06 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 35.1% | 27.9% |
| Married | 58.4% | 57.1% |
| Separated | 1.2% | 0.5% |
| Widowed | 1.2% | 5.4% |
| Divorced | 4.2% | 9.2% |
Education
Less than 9th grade
2.1%
Some HS, no diploma
3.2%
HS graduate
20.1%
Some college, no degree
18.8%
Associate's degree
8.0%
Bachelor's degree
29.0%
Graduate / professional
18.8%
| Metric | % |
|---|---|
| HS diploma or higher | 94.7% |
| Bachelor's or higher | 47.8% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 255 | 7.6% |
| Kindergarten | 120 | 3.6% |
| Elementary school | 1,175 | 34.9% |
| High school | 783 | 23.3% |
| College / grad school | 1,033 | 30.7% |
Employment
Industry of employment
Education & healthcare
22.4%
Professional & management
17.6%
Manufacturing
16.3%
Retail trade
10.6%
Construction
7.2%
Finance & real estate
6.0%
Public administration
5.2%
Arts, food & hospitality
4.0%
Other services
4.0%
Transportation & utilities
3.9%
Wholesale trade
1.8%
Agriculture & mining
0.5%
Information
0.4%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 53.4% |
| Service | 10.2% |
| Sales & office | 16.7% |
| Natural resources & construction | 7.8% |
| Production & transportation | 11.9% |
Employment type
| Type | % |
|---|---|
| Private sector | 81.8% |
| Government | 15.2% |
| Self-employed | 3.0% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 72.2% |
| Carpool | 12.8% |
| Public transit | 0.6% |
| Walk | 0.0% |
| Work from home | 14.2% |
| Other means | 0.2% |
| Avg commute (minutes) | 25.0 |
Poverty
All people
4.6%
Under 18 years
6.2%
18 and over
4.1%
Married-couple families
0.0%
Female-led households
19.0%
Income support
| Source | % of households |
|---|---|
| Social Security | 29.5% |
| Retirement income | 30.2% |
| Supplemental Security | 2.6% |
| Cash public assistance | 2.6% |
| Food stamps / SNAP | 10.6% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 22.2% |
| High blood pressure | 25.1% |
| High cholesterol | 29.3% |
| Diabetes | 6.7% |
| Heart disease | 4.3% |
| Stroke | 2.0% |
| Asthma | 10.1% |
| Arthritis | 19.9% |
| Kidney disease | 2.1% |
| Pulmonary disease | 4.3% |
| Cancer | 6.2% |
| Behavior / access | % |
|---|---|
| Smoking | 11.2% |
| Binge drinking | 17.9% |
| No physical activity | 15.2% |
| Less than 7 hrs sleep | 28.9% |
| Depression | 18.7% |
| Fair or poor health | 8.1% |
| Poor mental health | 13.0% |
| Poor physical health | 7.2% |
| No health insurance | 4.9% |
| Visited doctor (checkup) | 75.3% |
| Visited dentist | 76.5% |
| Cholesterol screening | 92.0% |
| Teeth loss | 8.7% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 414 | 4.3% |
| Disability | % |
|---|---|
| Any disability | 10.6% |
| Under 18 | 7.3% |
| 18–64 years | 9.9% |
| 65 and over | 20.3% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 79.0% |
| Public insurance | 28.3% |
| No insurance | 2.8% |
| Uninsured under 19 | 6.6% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 11,497 | 92.8% |
| Spanish | 619 | 5.4% |
| Other Indo-European | 71 | 0.6% |
| Asian & Pacific Islander | 278 | 2.4% |
| Other languages | 270 | 2.3% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 11,020 | 89.0% |
| Born in same state | 10,893 | 88.0% |
| Born in different state | 9,140 | 73.8% |
| Foreign born | 127 | 1.0% |
| Naturalized citizen | 1,365 | 11.0% |
| Not a US citizen | 747 | 54.7% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 2,937 | 23.7% |
| French | 1,331 | 10.7% |
| German | 889 | 7.2% |
| Arab | 152 | 1.2% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 56 | 0.5% |
| English | 54 | 0.4% |
| Norwegian | 23 | 0.2% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 32.7% |
| Internet access | 99.0% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 01879
What city is ZIP code 01879 in?
ZIP code 01879 is primarily assigned to Tyngsboro, Massachusetts.
What county is ZIP code 01879 in?
ZIP code 01879 falls within Middlesex County, Massachusetts.
Is ZIP code 01879 mostly owner-occupied?
86% of occupied units in ZIP code 01879 are owner-occupied, well above the national average.
How educated is the population of ZIP code 01879?
48% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
What is the median household income in ZIP code 01879?
The median household income in ZIP code 01879 is $140,901, above the national median of ~$75,000.
What is the typical home value in ZIP code 01879?
The median home value in ZIP code 01879 is $487,800.
What timezone is ZIP code 01879 in?
ZIP code 01879 observes the EST timezone.