01845 ZIP Code — North Andover, MA

Essex County, Massachusetts

ZIP code 01845 is located in North Andover, Massachusetts, within Essex County. It covers approximately 26.41 square miles and serves a population of 31,624 residents. This is a po box ZIP code in the Eastern (ET) timezone, served by area code 978/508/351.

About ZIP code 01845

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 $621,100. Owner-occupancy sits near the national average at 70%.

The gap between median ($131,852) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 7% 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 32 minutes is near the national average.

Educational attainment is high — 60% of residents hold a bachelor's degree or higher, well above the national average of 33%.

31,624

population

26.41

sq mi land

PO Box

ZIP type

Eastern (ET)

timezone

01845 ZIP code map

Cities in ZIP code 01845

Below are the cities the US Postal Service accepts for ZIP code 01845. Using any city not on this list may result in mail delivery delays.

City	Status
North Andover	Acceptable
North Andover	Acceptable

Demographics updated 05/2026

Population
Total population	31,624
Population density	1,197 / sq mi
State FIPS	25
County FIPS	009

Geography
Land area	26.41 sq mi
Water area	1.43 sq mi
Latitude	42.6730
Longitude	-71.0880
Timezone	Eastern (ET)
Area code	978/508/351

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	20.7%	32.1%	31.3%
$50k – $100k	21.9%	26.4%	25.9%
$100k – $200k	32.1%	27.2%	28.5%
Over $200k	25.2%	14.3%	14.3%

Demographics & statistics

31,624

Population

1,197

People per sq mi

38.4

Median age

$131,852

Median household income

$64,324

Per capita income

$621,100

Median home value

$2,061

Median monthly rent

69.6%

Home ownership

7.4%

Poverty rate

3.1%

Unemployment

8,423

Housing units

59.6%

Bachelor's or higher

Age distribution

Male Female

822

Under 5

812

898

5–9

886

1,122

10–14

1,108

1,245

15–19

1,229

1,475

20–24

1,456

1,857

25–34

1,834

1,837

35–44

1,814

2,003

45–54

1,977

1,082

55–59

1,068

1,135

60–64

1,121

1,446

65–74

1,428

540

75–84

533

451

85+

445

← Male

Female →

Age summary

Group	Count	%
Under 18	6,962	22.0%
18 and over	24,662	78.0%
65 and over	4,843	15.3%
Median age	38.4 years

Race & ethnicity

White 78.2%

Asian 6.4%

Hispanic or Latino 5.5%

Two or more races 4.5%

Other race 2.6%

Black or African American 2.6%

American Indian / Alaska Native 0.3%

Group	Count	%
White	26,158	78.2%
Asian	2,139	6.4%
Hispanic or Latino	1,825	5.5%
Two or more races	1,499	4.5%
Other race	871	2.6%
Black or African American	858	2.6%
American Indian / Alaska Native	99	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	20.7%	32.1%	31.3%
$50k – $100k	21.9%	26.4%	25.9%
$100k – $200k	32.1%	27.2%	28.5%
Over $200k	25.2%	14.3%	14.3%

Under $10k 3.0%

$10k–$15k 2.1%

$15k–$25k 4.5%

$25k–$35k 5.0%

$35k–$50k 3.6%

$50k–$75k 12.7%

$75k–$100k 7.2%

$100k–$150k 17.1%

$150k–$200k 15.0%

$200k+ 29.8%

Range	% of households
Under $10k	3.0%
$10k–$15k	2.1%
$15k–$25k	4.5%
$25k–$35k	5.0%
$35k–$50k	3.6%
$50k–$75k	12.7%
$75k–$100k	7.2%
$100k–$150k	17.1%
$150k–$200k	15.0%
$200k+	29.8%
Median income	$131,852

Housing

Home values

Under $50k 0.5%

$50k–$100k 0.8%

$150k–$200k 1.4%

$200k–$300k 9.6%

$300k–$500k 21.5%

$500k–$1M 57.7%

$1M+ 8.5%

Housing overview

Metric	Value
Median home value	$621,100
Median rent / month	$2,061
Owner occupied	69.6%
Renter occupied	30.4%
Vacant	4.7%
Single-family detached	52.7%
Large apartment buildings	11.1%
Mobile homes	0.0%
Median rooms	6.1
Avg household size (owned)	2.80

Year built

Era	%
2020 or later	0.0%
2010–2019	7.3%
2000–2009	10.2%
1990–1999	11.3%
1980–1989	17.8%
1970–1979	14.6%
1960–1969	10.1%
1950–1959	10.3%
1940–1949	3.5%
1939 or earlier	14.8%

Bedrooms

Size	% of units
No bedroom (studio)	1.3%
1 bedroom	9.2%
2 bedrooms	25.7%
3 bedrooms	31.3%
4 bedrooms	28.1%
5+ bedrooms	4.4%

Vehicles per household

Vehicles	% of households
No vehicle	5.6%
1 vehicle	29.2%
2 vehicles	43.2%
3 or more	22.0%

Heating fuel

Fuel type	%
Utility gas	58.2%
Electricity	18.9%
Propane / LP gas	3.1%
Fuel oil	18.4%
Wood	0.1%
Solar	0.5%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	6,004	53.1%
Cohabiting couple	997	8.8%
Male householder, no spouse	1,616	14.3%
Female householder, no spouse	2,694	23.8%
Households with children under 18	3,911	34.6%
Households with seniors (65+)	3,609	31.9%
Average household size	2.64

Marital status

Status	Male	Female
Never married	36.3%	31.5%
Married	52.3%	47.1%
Separated	0.9%	1.1%
Widowed	2.7%	9.7%
Divorced	7.9%	10.6%

Education

Less than 9th grade 2.1%

Some HS, no diploma 1.3%

HS graduate 17.0%

Some college, no degree 11.0%

Associate's degree 8.9%

Bachelor's degree 33.2%

Graduate / professional 26.4%

Metric	%
HS diploma or higher	96.6%
Bachelor's or higher	59.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	506	5.5%
Kindergarten	350	3.8%
Elementary school	3,401	36.9%
High school	1,553	16.9%
College / grad school	3,405	37.0%

Employment

Industry of employment

Education & healthcare 23.4%

Professional & management 18.9%

Manufacturing 12.5%

Retail trade 12.0%

Finance & real estate 7.2%

Arts, food & hospitality 5.6%

Public administration 4.5%

Construction 4.4%

Transportation & utilities 3.7%

Other services 3.4%

Information 2.4%

Wholesale trade 2.0%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	57.7%
Service	12.1%
Sales & office	19.5%
Natural resources & construction	4.0%
Production & transportation	6.8%

Employment type

Type	%
Private sector	82.0%
Government	10.9%
Self-employed	7.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	70.3%
Carpool	4.5%
Public transit	2.4%
Walk	2.5%
Work from home	17.4%
Other means	2.9%
Avg commute (minutes)	31.7

Poverty

All people 7.4%

Under 18 years 9.8%

18 and over 6.7%

Married-couple families 0.7%

Female-led households 27.9%

Income support

Source	% of households
Social Security	27.3%
Retirement income	22.2%
Supplemental Security	5.8%
Cash public assistance	2.0%
Food stamps / SNAP	6.2%

Health indicators

Condition	%
Obesity	23.8%
High blood pressure	24.8%
High cholesterol	28.6%
Diabetes	6.9%
Heart disease	4.8%
Stroke	2.2%
Asthma	10.4%
Arthritis	23.2%
Kidney disease	2.3%
Pulmonary disease	4.3%
Cancer	7.0%

Behavior / access	%
Smoking	10.4%
Binge drinking	16.8%
No physical activity	17.9%
Less than 7 hrs sleep	27.8%
Depression	18.2%
Fair or poor health	8.6%
Poor mental health	12.5%
Poor physical health	7.3%
No health insurance	5.0%
Visited doctor (checkup)	80.0%
Visited dentist	80.0%
Cholesterol screening	92.1%
Teeth loss	8.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	840	3.4%

Disability	%
Any disability	12.2%
Under 18	8.3%
18–64 years	9.0%
65 and over	31.3%

Health insurance coverage

Type	%
Private insurance	83.3%
Public insurance	26.4%
No insurance	2.2%
Uninsured under 19	0.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	29,990	94.8%
Spanish	1,669	5.6%
Other Indo-European	581	1.9%
Asian & Pacific Islander	694	2.3%
Other languages	350	1.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	27,614	87.3%
Born in same state	27,083	85.6%
Born in different state	19,922	63.0%
Foreign born	531	1.7%
Naturalized citizen	4,010	12.7%
Not a US citizen	2,764	68.9%

Ancestry

Ancestry	Count	%
Italian	7,199	22.8%
French	4,064	12.9%
German	1,161	3.7%
Arab	855	2.7%
Polish	240	0.8%

Ancestry	Count	%
Norwegian	233	0.7%
Irish	232	0.7%
English	119	0.4%
Dutch	105	0.3%

Technology access

Metric	% of households
Computer access	35.8%
Internet access	96.8%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 01845

What city is ZIP code 01845 in?

ZIP code 01845 is primarily assigned to North Andover, Massachusetts.

What county is ZIP code 01845 in?

ZIP code 01845 falls within Essex County, Massachusetts.

How educated is the population of ZIP code 01845?

60% 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 01845?

The median household income in ZIP code 01845 is $131,852, above the national median of ~$75,000.

What is the typical home value in ZIP code 01845?

The median home value in ZIP code 01845 is $621,100.

What is the population of ZIP code 01845?

ZIP code 01845 has an estimated population of 31,624 residents, with a density of 1,197 people per square mile.

What timezone is ZIP code 01845 in?

ZIP code 01845 observes the EST timezone.