Sanbornton ZIP Codes — Belknap County, NH

There is one unique ZIP code in Sanbornton, New Hampshire and it is 03269. Area code: 603.

ZIP codes

49.46

sq mi land

2.32

sq mi water

603

area code

Sanbornton, NH ZIP code map

About Sanbornton, NH

Sanbornton, New Hampshire, is a serene town located in Belknap County. It is characterized by its beautiful landscapes and close-knit community atmosphere. This peaceful setting offers residents and visitors a chance to enjoy outdoor recreation and historic charm.

Location & geography

Sanbornton is situated in central New Hampshire, bordered by the picturesque Lake Winnisquam to the southeast and the Laconia city limits to the northeast. Nearby cities include Laconia, approximately 12 miles away, Tilton, about 5 miles to the north, and Franklin, located around 9 miles northwest. The town covers a total area of 49.46 square miles, complemented by 2.32 square miles of water, contributing to its scenic beauty.

Community & economy

The community in Sanbornton is known for its friendly residents and a strong sense of belonging, with various local events promoting engagement among neighbors. The local economy thrives on a mix of industries including tourism, small businesses, and outdoor recreation, leveraging its natural resources. Daily life is often focused on family activities, social gatherings, and enjoying the natural surroundings that define the town.

Transportation

Sanbornton is conveniently located near major roadways, including Interstate 93, which provides easy access to the greater New Hampshire area. The nearest named airport is Laconia Municipal Airport, situated about 10 miles to the east. Public transportation options are more limited, making personal vehicles the primary mode of transport for residents.

History

Sanbornton was incorporated in 1770, originally named after Sanbornton, England, and has a rich history tied to agriculture and small-scale industry. The town played a role in the development of local manufacturing facilities during the 19th century, contributing to its early economy. Notable events in Sanbornton’s history include its participation in various community-building efforts and celebrations that continue to bring residents together.

Did you know?

One surprising fact about Sanbornton is that it is home to the historic Sanbornton Bridge, which has garnered attention for its picturesque setting. Additionally, the town's location near Lake Winnisquam makes it a hidden gem for outdoor enthusiasts seeking a quieter experience away from more populated tourist areas.

ZIP codes for Sanbornton, NH (1)

ZIP code	City	County	Map
03269	Sanbornton	Belknap	View map

Demographics & statistics

2,957

Population

45.9

Median age

$87,530

Median household income

$44,729

Per capita income

$349,400

Median home value

$1,138

Median monthly rent

76.8%

Home ownership

7.8%

Poverty rate

6.0%

Unemployment

1,340

Housing units

37.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

137

10–14

119

15–19

20–24

227

25–34

197

156

35–44

135

165

45–54

144

180

55–59

156

133

60–64

116

250

65–74

217

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	539	18.2%
18 and over	2,418	81.8%
65 and over	664	22.5%
Median age	45.9 years

Race & ethnicity

White 93.2%

Two or more races 2.9%

Hispanic or Latino 1.5%

Black or African American 1.4%

Asian 1%

Group	Count	%
White	2,799	93.2%
Two or more races	87	2.9%
Hispanic or Latino	45	1.5%
Black or African American	42	1.4%
Asian	29	1%

Household income

Under $10k 3.8%

$10k–$15k 1.1%

$15k–$25k 11.5%

$25k–$35k 3.1%

$35k–$50k 4.2%

$50k–$75k 17.4%

$75k–$100k 15.6%

$100k–$150k 13.2%

$150k–$200k 20.0%

$200k+ 10.0%

Range	% of households
Under $10k	3.8%
$10k–$15k	1.1%
$15k–$25k	11.5%
$25k–$35k	3.1%
$35k–$50k	4.2%
$50k–$75k	17.4%
$75k–$100k	15.6%
$100k–$150k	13.2%
$150k–$200k	20.0%
$200k+	10.0%
Median income	$87,530

Housing

Home values

Under $50k 4.7%

$100k–$150k 1.6%

$150k–$200k 1.6%

$200k–$300k 26.3%

$300k–$500k 46.1%

$500k–$1M 15.8%

$1M+ 4.2%

Housing overview

Metric	Value
Median home value	$349,400
Median rent / month	$1,138
Owner occupied	76.8%
Renter occupied	23.2%
Vacant	31.5%
Single-family detached	88.8%
Large apartment buildings	0.0%
Mobile homes	6.7%
Median rooms	5.4
Avg household size (owned)	2.95

Year built

Era	%
2020 or later	0.0%
2010–2019	5.7%
2000–2009	19.6%
1990–1999	10.2%
1980–1989	17.2%
1970–1979	7.0%
1960–1969	7.5%
1950–1959	7.7%
1940–1949	8.7%
1939 or earlier	16.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	13.3%
2 bedrooms	29.4%
3 bedrooms	43.4%
4 bedrooms	11.4%
5+ bedrooms	2.5%

Vehicles per household

Vehicles	% of households
No vehicle	3.2%
1 vehicle	30.4%
2 vehicles	31.3%
3 or more	35.0%

Heating fuel

Fuel type	%
Utility gas	0.5%
Electricity	3.0%
Propane / LP gas	16.1%
Fuel oil	65.3%
Wood	11.4%

Households & families

Household type	Count	%
Married-couple family	620	56.8%
Cohabiting couple	112	10.3%
Male householder, no spouse	146	13.4%
Female householder, no spouse	213	19.5%
Households with children under 18	287	26.3%
Households with seniors (65+)	461	42.3%
Average household size	2.70

Marital status

Status	Male	Female
Never married	29.1%	20.8%
Married	58.3%	59.6%
Separated	1.8%	0.0%
Widowed	0.0%	6.8%
Divorced	10.7%	12.9%

Education

Less than 9th grade 1.0%

Some HS, no diploma 8.5%

HS graduate 22.7%

Some college, no degree 22.3%

Associate's degree 8.4%

Bachelor's degree 23.7%

Graduate / professional 13.5%

Metric	%
HS diploma or higher	90.5%
Bachelor's or higher	37.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	30	5.8%
Kindergarten	13	2.5%
Elementary school	342	66.4%
High school	79	15.3%
College / grad school	51	9.9%

Employment

Industry of employment

Manufacturing 18.2%

Education & healthcare 15.6%

Construction 14.5%

Retail trade 11.2%

Other services 10.7%

Finance & real estate 9.7%

Public administration 5.5%

Arts, food & hospitality 5.3%

Professional & management 4.6%

Transportation & utilities 3.2%

Wholesale trade 1.2%

Agriculture & mining 0.2%

Information 0.1%

Occupation

Category	%
Management, business & arts	34.6%
Service	21.8%
Sales & office	15.3%
Natural resources & construction	15.2%
Production & transportation	13.1%

Employment type

Type	%
Private sector	80.2%
Government	11.4%
Self-employed	8.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.9%
Carpool	2.0%
Public transit	0.0%
Walk	3.5%
Other means	0.0%
Avg commute (minutes)	29.9

Poverty

All people 7.8%

Under 18 years 9.6%

18 and over 7.4%

Married-couple families 3.4%

Female-led households 0.0%

Income support

Source	% of households
Social Security	44.3%
Retirement income	31.5%
Supplemental Security	11.8%
Cash public assistance	5.9%
Food stamps / SNAP	4.7%

Health indicators

Condition	%
High blood pressure	32.1%
High cholesterol	33.3%
Heart disease	5.9%
Stroke	2.6%
Asthma	10.6%
Arthritis	26.3%
Kidney disease	2.5%
Pulmonary disease	6.4%
Cancer	7.2%

Behavior / access	%
Binge drinking	18.1%
No physical activity	19.9%
Less than 7 hrs sleep	30.8%
Fair or poor health	11.3%
Poor mental health	13.6%
Poor physical health	9.8%
No health insurance	9.6%
Visited doctor (checkup)	72.3%
Visited dentist	69.3%
Cholesterol screening	92.4%
Teeth loss	9.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	193	8.0%

Disability	%
Any disability	23.8%
Under 18	12.8%
18–64 years	24.0%
65 and over	32.1%

Health insurance coverage

Type	%
Private insurance	72.9%
Public insurance	34.9%
Uninsured under 19	19.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,859	96.7%
Spanish	38	1.3%
Other Indo-European	36	1.3%
Asian & Pacific Islander	2	0.1%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,824	95.5%
Born in same state	2,824	95.5%
Born in different state	1,766	59.7%
Foreign born	0	0.0%
Naturalized citizen	133	4.5%
Not a US citizen	102	76.7%

Ancestry

Ancestry	Count	%
French	843	28.5%
Italian	450	15.2%
German	240	8.1%
Arab	225	7.6%

Ancestry	Count	%
Polish	37	1.3%
Dutch	7	0.2%
Norwegian	5	0.2%

Technology access

Metric	% of households
Computer access	36.9%
Internet access	94.2%

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

Frequently asked questions

What ZIP codes does Sanbornton, NH have?

Sanbornton, NH has one ZIP code: 03269. Each ZIP code serves a distinct delivery area within the city and surrounding region.