Peterborough ZIP Codes — Hillsborough County, NH

There is one unique ZIP code in Peterborough, New Hampshire and it is 03458. Area code: 603.

ZIP codes

53.71

sq mi land

0.41

sq mi water

603

area code

Peterborough, NH ZIP code map

About Peterborough, NH

Peterborough, New Hampshire, is a charming town located in the heart of Hillsborough County. Known for its picturesque landscapes and vibrant community, it offers a blend of rural and small-town charm. With its rich history and artistic heritage, Peterborough is a delightful place to live and visit.

Location & geography

Situated in the southwestern part of New Hampshire, Peterborough is surrounded by beautiful hills and forests. It is approximately 15 miles from Keene, 18 miles from Jaffrey, 20 miles from Monadnock State Park, and 37 miles from Nashua. The town covers a land area of 53.71 square miles and includes 0.41 square miles of water, highlighting its natural beauty and outdoor recreational opportunities.

Community & economy

The character of Peterborough is defined by its strong sense of community and local pride. A hub for various crafts and arts, it supports a range of local industries and artists, characterizing daily life with creative pursuits and festivals. Residents enjoy a mix of outdoor activities, cultural events, and a welcoming atmosphere that fosters close-knit connections.

Transportation

Peterborough is accessible via several highways, including New Hampshire Route 101, which connects to other major routes in the region. The nearest airport is the Keene Dillant-Hopkins Airport, located about 20 miles away, providing general aviation services. Public transit options may be limited, so residents often rely on personal vehicles for transportation.

History

Founded in the late 18th century, Peterborough has a rich history rooted in agriculture and industry. The town was notable for its early contributions to the arts, particularly in the 19th century, with prominent figures such as writer and painter J. M. W. Turner visiting the area. Significant events in its history include the development of local mills and the establishment of theaters, which helped shape its cultural landscape.

Did you know?

A surprising aspect of Peterborough is its historical significance as a center for arts and culture, drawing notable artists and writers over the centuries. Additionally, it is home to the famous Peterborough Town Library, which is known for its beautiful architecture and community programs.

ZIP codes for Peterborough, NH (1)

ZIP code	City	County	Map
03458	Peterborough	Hillsborough	View map

Demographics & statistics

6,864

Population

51.6

Median age

$98,067

Median household income

$59,507

Per capita income

$333,600

Median home value

$1,256

Median monthly rent

58.3%

Home ownership

3.4%

Poverty rate

1.7%

Unemployment

2,308

Housing units

55.6%

Bachelor's or higher

Age distribution

Male Female

106

Under 5

100

5–9

188

10–14

179

242

15–19

231

150

20–24

143

302

25–34

288

420

35–44

399

514

45–54

490

175

55–59

166

328

60–64

313

505

65–74

480

302

75–84

287

193

85+

184

← Male

Female →

Age summary

Group	Count	%
Under 18	1,175	17.1%
18 and over	5,689	82.9%
65 and over	1,951	28.4%
Median age	51.6 years

Race & ethnicity

White 95.2%

Hispanic or Latino 1.6%

Other race 1.6%

Two or more races 1%

Asian 0.5%

Black or African American 0.2%

Group	Count	%
White	6,642	95.2%
Hispanic or Latino	111	1.6%
Other race	110	1.6%
Two or more races	67	1%
Asian	32	0.5%
Black or African American	13	0.2%

Household income

Under $10k 1.6%

$10k–$15k 1.7%

$15k–$25k 1.7%

$25k–$35k 4.0%

$35k–$50k 8.9%

$50k–$75k 15.9%

$75k–$100k 18.3%

$100k–$150k 17.1%

$150k–$200k 9.5%

$200k+ 21.3%

Range	% of households
Under $10k	1.6%
$10k–$15k	1.7%
$15k–$25k	1.7%
$25k–$35k	4.0%
$35k–$50k	8.9%
$50k–$75k	15.9%
$75k–$100k	18.3%
$100k–$150k	17.1%
$150k–$200k	9.5%
$200k+	21.3%
Median income	$98,067

Housing

Home values

Under $50k 0.8%

$50k–$100k 0.6%

$100k–$150k 0.8%

$150k–$200k 7.3%

$200k–$300k 33.4%

$300k–$500k 41.0%

$500k–$1M 11.8%

$1M+ 4.4%

Housing overview

Metric	Value
Median home value	$333,600
Median rent / month	$1,256
Owner occupied	58.3%
Renter occupied	41.7%
Vacant	14.5%
Single-family detached	63.2%
Large apartment buildings	5.4%
Mobile homes	0.0%
Median rooms	5.9
Avg household size (owned)	2.39

Year built

Era	%
2020 or later	0.0%
2010–2019	5.5%
2000–2009	13.8%
1990–1999	6.4%
1980–1989	9.2%
1970–1979	14.5%
1960–1969	10.0%
1950–1959	10.6%
1940–1949	1.5%
1939 or earlier	28.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.5%
1 bedroom	14.6%
2 bedrooms	32.3%
3 bedrooms	30.9%
4 bedrooms	19.2%
5+ bedrooms	2.4%

Vehicles per household

Vehicles	% of households
No vehicle	6.6%
1 vehicle	33.1%
2 vehicles	37.7%
3 or more	22.7%

Heating fuel

Fuel type	%
Utility gas	4.3%
Electricity	8.3%
Propane / LP gas	21.4%
Fuel oil	51.1%
Wood	6.9%
No fuel used	5.0%

Households & families

Household type	Count	%
Married-couple family	1,631	53.2%
Cohabiting couple	154	5.0%
Male householder, no spouse	567	18.5%
Female householder, no spouse	713	23.3%
Households with children under 18	693	22.6%
Households with seniors (65+)	1,219	39.8%
Average household size	2.17

Marital status

Status	Male	Female
Never married	27.2%	15.5%
Married	60.2%	59.7%
Separated	0.0%	2.1%
Widowed	2.0%	4.8%
Divorced	10.5%	18.0%

Education

Less than 9th grade 2.4%

Some HS, no diploma 2.7%

HS graduate 16.0%

Some college, no degree 14.6%

Associate's degree 8.6%

Bachelor's degree 28.9%

Graduate / professional 26.7%

Metric	%
HS diploma or higher	94.8%
Bachelor's or higher	55.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	74	5.8%
Kindergarten	0	0.0%
Elementary school	550	43.0%
High school	478	37.3%
College / grad school	178	13.9%

Employment

Industry of employment

Education & healthcare 36.2%

Retail trade 15.9%

Manufacturing 13.6%

Professional & management 12.2%

Other services 6.4%

Construction 5.1%

Arts, food & hospitality 2.9%

Wholesale trade 1.7%

Finance & real estate 1.7%

Public administration 1.7%

Information 1.2%

Transportation & utilities 1.0%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	47.4%
Service	14.0%
Sales & office	17.1%
Natural resources & construction	8.7%
Production & transportation	12.8%

Employment type

Type	%
Private sector	76.3%
Government	13.3%
Self-employed	10.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	70.8%
Carpool	5.7%
Public transit	0.2%
Walk	6.6%
Other means	5.3%
Avg commute (minutes)	27.2

Poverty

All people 3.4%

Under 18 years 1.5%

18 and over 3.8%

Married-couple families 0.3%

Female-led households 0.0%

Income support

Source	% of households
Social Security	36.0%
Retirement income	27.5%
Supplemental Security	6.1%
Cash public assistance	0.9%
Food stamps / SNAP	4.6%

Health indicators

Condition	%
High blood pressure	33.3%
High cholesterol	33.4%
Heart disease	7.1%
Stroke	3.0%
Asthma	10.9%
Arthritis	28.8%
Kidney disease	3.0%
Pulmonary disease	6.2%
Cancer	8.9%

Behavior / access	%
Binge drinking	15.4%
No physical activity	19.6%
Less than 7 hrs sleep	30.5%
Fair or poor health	11.4%
Poor mental health	12.5%
Poor physical health	9.4%
No health insurance	8.4%
Visited doctor (checkup)	75.7%
Visited dentist	73.6%
Cholesterol screening	93.2%
Teeth loss	10.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	352	6.2%

Disability	%
Any disability	11.5%
Under 18	2.1%
18–64 years	7.1%
65 and over	27.1%

Health insurance coverage

Type	%
Private insurance	82.7%
Public insurance	33.8%
Uninsured under 19	2.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	6,658	97.0%
Spanish	50	0.8%
Other Indo-European	29	0.4%
Asian & Pacific Islander	8	0.1%
Other languages	13	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,665	97.1%
Born in same state	6,564	95.6%
Born in different state	2,358	34.4%
Foreign born	101	1.5%
Naturalized citizen	199	2.9%
Not a US citizen	147	73.9%

Ancestry

Ancestry	Count	%
Italian	1,711	24.9%
French	1,194	17.4%
Arab	373	5.4%
German	236	3.4%

Ancestry	Count	%
English	93	1.4%
Polish	82	1.2%
Dutch	45	0.7%
Norwegian	25	0.4%

Technology access

Metric	% of households
Computer access	44.7%
Internet access	95.8%

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

Frequently asked questions

What ZIP codes does Peterborough, NH have?

Peterborough, NH has one ZIP code: 03458. Each ZIP code serves a distinct delivery area within the city and surrounding region.