03588 ZIP Code — Milan, NH

Coos County, New Hampshire

ZIP code 03588 is located in Milan, New Hampshire, within Coos County. It covers approximately 111.67 square miles and serves a population of 1,609 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 603.

About ZIP code 03588

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $203,900. Owner-occupancy is high at 82%, well above the national average.

Median household income is $71,538. The poverty rate of 7% is below the national average. 44% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 27 minutes is near the national average.

College attainment at 21% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 03588 reflects a community defined by high homeownership and a significant Social Security-dependent population.

1,609

population

111.67

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

03588 ZIP code map

Cities in ZIP code 03588

Below are the cities the US Postal Service accepts for ZIP code 03588. Using any city not on this list may result in mail delivery delays.

City	Status
Milan	Acceptable
Milan	Preferred

Nearby ZIP codes

03570 Berlin (8.8 mi) 03582 Groveton (12.1 mi) 03581 Gorham (12.8 mi) 03579 Errol (14.3 mi) 03583 Jefferson (17 mi) 03590 North Stratford (17.4 mi) 03584 Lancaster (18 mi) 04216 Andover (19.9 mi)

Demographics updated 05/2026

Population
Total population	1,609
Population density	14 / sq mi
State FIPS	33
County FIPS	007

Geography
Land area	111.67 sq mi
Water area	1.96 sq mi
Latitude	44.5741
Longitude	-71.1948
Timezone	Eastern (ET)
Area code	603

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.5%	51.3%	31.0%
$50k – $100k	40.3%	30.7%	31.2%
$100k – $200k	15.0%	15.6%	28.1%
Over $200k	2.2%	2.5%	9.7%

Demographics & statistics

1,609

Population

People per sq mi

51.8

Median age

$71,538

Median household income

$37,320

Per capita income

$203,900

Median home value

$1,046

Median monthly rent

82.2%

Home ownership

7.4%

Poverty rate

1.2%

Unemployment

957

Housing units

20.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

128

45–54

116

55–59

60–64

145

65–74

131

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	258	16.0%
18 and over	1,351	84.0%
65 and over	380	23.6%
Median age	51.8 years

Race & ethnicity

White 97.7%

Two or more races 1.2%

Hispanic or Latino 1%

American Indian / Alaska Native 0.1%

Native Hawaiian / Pacific Islander 0.1%

Other race 0.1%

Group	Count	%
White	1,587	97.7%
Two or more races	19	1.2%
Hispanic or Latino	16	1%
American Indian / Alaska Native	1	0.1%
Native Hawaiian / Pacific Islander	1	0.1%
Other race	1	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.5%	51.3%	31.0%
$50k – $100k	40.3%	30.7%	31.2%
$100k – $200k	15.0%	15.6%	28.1%
Over $200k	2.2%	2.5%	9.7%

Under $10k 5.4%

$10k–$15k 1.8%

$15k–$25k 3.5%

$25k–$35k 6.3%

$35k–$50k 14.2%

$50k–$75k 22.0%

$75k–$100k 17.5%

$100k–$150k 20.9%

$150k–$200k 5.7%

$200k+ 2.6%

Range	% of households
Under $10k	5.4%
$10k–$15k	1.8%
$15k–$25k	3.5%
$25k–$35k	6.3%
$35k–$50k	14.2%
$50k–$75k	22.0%
$75k–$100k	17.5%
$100k–$150k	20.9%
$150k–$200k	5.7%
$200k+	2.6%
Median income	$71,538

Housing

Home values

Under $50k 4.9%

$50k–$100k 8.6%

$100k–$150k 7.8%

$150k–$200k 27.3%

$200k–$300k 28.0%

$300k–$500k 19.7%

$500k–$1M 3.4%

$1M+ 0.3%

Housing overview

Metric	Value
Median home value	$203,900
Median rent / month	$1,046
Owner occupied	82.2%
Renter occupied	17.8%
Vacant	33.8%
Single-family detached	78.0%
Large apartment buildings	0.0%
Mobile homes	17.6%
Median rooms	5.2
Avg household size (owned)	2.33

Year built

Era	%
2020 or later	0.3%
2010–2019	2.3%
2000–2009	7.6%
1990–1999	10.8%
1980–1989	19.2%
1970–1979	19.3%
1960–1969	7.6%
1950–1959	10.7%
1940–1949	7.6%
1939 or earlier	14.7%

Bedrooms

Size	% of units
No bedroom (studio)	4.5%
1 bedroom	9.3%
2 bedrooms	33.1%
3 bedrooms	39.0%
4 bedrooms	8.9%
5+ bedrooms	5.2%

Vehicles per household

Vehicles	% of households
No vehicle	1.3%
1 vehicle	24.0%
2 vehicles	45.3%
3 or more	29.5%

Heating fuel

Fuel type	%
Utility gas	0.3%
Electricity	0.6%
Propane / LP gas	10.6%
Fuel oil	63.1%
Wood	20.1%
No fuel used	3.8%

Households & families

Household type	Count	%
Married-couple family	396	55.2%
Cohabiting couple	99	13.8%
Male householder, no spouse	117	16.3%
Female householder, no spouse	106	14.8%
Households with children under 18	166	23.1%
Households with seniors (65+)	276	38.4%
Average household size	2.24

Marital status

Status	Male	Female
Never married	28.2%	30.0%
Married	57.8%	53.9%
Separated	0.0%	3.6%
Widowed	2.7%	4.2%
Divorced	11.3%	8.3%

Education

Less than 9th grade 2.5%

Some HS, no diploma 5.6%

HS graduate 37.3%

Some college, no degree 21.5%

Associate's degree 12.8%

Bachelor's degree 12.7%

Graduate / professional 7.8%

Metric	%
HS diploma or higher	92.0%
Bachelor's or higher	20.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	6	2.2%
Kindergarten	5	1.8%
Elementary school	120	43.5%
High school	74	26.8%
College / grad school	71	25.7%

Employment

Industry of employment

Education & healthcare 22.9%

Retail trade 15.4%

Construction 13.2%

Arts, food & hospitality 9.1%

Public administration 9.1%

Manufacturing 7.1%

Transportation & utilities 4.7%

Finance & real estate 4.4%

Other services 4.4%

Agriculture & mining 4.1%

Professional & management 3.0%

Wholesale trade 2.0%

Information 0.6%

Occupation

Category	%
Management, business & arts	29.5%
Service	15.0%
Sales & office	24.7%
Natural resources & construction	19.8%
Production & transportation	11.1%

Employment type

Type	%
Private sector	62.5%
Government	24.2%
Self-employed	13.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.9%
Carpool	9.3%
Public transit	0.4%
Walk	1.4%
Work from home	6.4%
Other means	1.7%
Avg commute (minutes)	27.1

Poverty

All people 7.4%

Under 18 years 6.0%

18 and over 7.6%

Married-couple families 2.5%

Female-led households 6.9%

Income support

Source	% of households
Social Security	43.5%
Retirement income	32.0%
Supplemental Security	7.1%
Cash public assistance	4.7%
Food stamps / SNAP	9.3%

Health indicators

Condition	%
Obesity	36.2%
High blood pressure	31.6%
High cholesterol	33.1%
Diabetes	10.8%
Heart disease	7.1%
Stroke	3.3%
Asthma	10.8%
Arthritis	31.2%
Kidney disease	3.0%
Pulmonary disease	8.1%
Cancer	7.3%

Behavior / access	%
Smoking	19.2%
Binge drinking	17.8%
No physical activity	23.2%
Less than 7 hrs sleep	35.4%
Depression	23.1%
Fair or poor health	14.5%
Poor mental health	15.2%
Poor physical health	11.8%
No health insurance	11.6%
Visited doctor (checkup)	72.8%
Visited dentist	59.1%
Cholesterol screening	91.5%
Teeth loss	13.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	144	10.7%

Disability	%
Any disability	17.0%
Under 18	14.0%
18–64 years	13.9%
65 and over	26.8%

Health insurance coverage

Type	%
Private insurance	63.2%
Public insurance	47.8%
No insurance	8.0%
Uninsured under 19	2.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,565	97.3%
Spanish	14	0.9%
Other Indo-European	0	0.0%
Asian & Pacific Islander	14	0.9%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,591	98.9%
Born in same state	1,585	98.5%
Born in different state	1,175	73.0%
Foreign born	6	0.4%
Naturalized citizen	18	1.1%
Not a US citizen	16	88.9%

Ancestry

Ancestry	Count	%
German	279	17.3%
Italian	189	11.7%
French	173	10.8%

Ancestry	Count	%
Arab	165	10.3%
Polish	23	1.4%
Dutch	3	0.2%

Technology access

Metric	% of households
Computer access	44.6%
Internet access	96.5%

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

Frequently asked questions about ZIP code 03588

What city is ZIP code 03588 in?

ZIP code 03588 is primarily assigned to Milan, New Hampshire.

What county is ZIP code 03588 in?

ZIP code 03588 falls within Coos County, New Hampshire.

Does ZIP code 03588 have a large retiree population?

44% of households in ZIP code 03588 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 03588 mostly owner-occupied?

82% of occupied units in ZIP code 03588 are owner-occupied, well above the national average.

Does ZIP code 03588 have a large veteran population?

11% of civilians in ZIP code 03588 are veterans, above the national average of ~7%.

What is the population of ZIP code 03588?

ZIP code 03588 has an estimated population of 1,609 residents, with a density of 14 people per square mile.

What timezone is ZIP code 03588 in?

ZIP code 03588 observes the EST timezone.