03872 ZIP Code — Sanbornville, NH

Carroll County, New Hampshire

ZIP code 03872 is located in Sanbornville, New Hampshire, within Carroll County. It covers approximately 52.04 square miles and serves a population of 4,020 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 603.

About ZIP code 03872

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $307,200. Owner-occupancy is high at 94%, well above the national average.

Median household income is $99,044. The poverty rate of 7% is below the national average. 43% 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. An above-average commute of 38 minutes suggests many residents work outside the immediate area.

Educational attainment is near the national average, with 33% of residents holding a bachelor's degree or higher.

Overall, ZIP code 03872 reflects a community defined by high homeownership and a significant Social Security-dependent population.

4,020

population

52.04

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

03872 ZIP code map

Cities in ZIP code 03872

Below are the cities the US Postal Service accepts for ZIP code 03872. Using any city not on this list may result in mail delivery delays.

City	Status
Sanbornville	Acceptable
Sanbornville	Preferred

Nearby ZIP codes

03830 East Wakefield (4.3 mi) 03852 Milton Mills (6 mi) 03894 Wolfeboro (6.1 mi) 04001 Acton (7.3 mi) 03887 Union (7.6 mi) 04095 West Newfield (7.9 mi) 03864 Ossipee (8.3 mi) 03855 New Durham (9.9 mi) 03851 Milton (10 mi) 04076 Shapleigh (10 mi) 03882 Effingham (10.5 mi) 03809 Alton (12.4 mi)

Demographics updated 05/2026

Population
Total population	4,020
Population density	77 / sq mi
State FIPS	33
County FIPS	003

Geography
Land area	52.04 sq mi
Water area	4.18 sq mi
Latitude	43.5850
Longitude	-71.0382
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	21.6%	37.9%	31.0%
$50k – $100k	31.2%	32.8%	31.2%
$100k – $200k	44.6%	22.6%	28.1%
Over $200k	2.6%	6.7%	9.7%

Demographics & statistics

4,020

Population

People per sq mi

49.6

Median age

$99,044

Median household income

$44,003

Per capita income

$307,200

Median home value

$959

Median monthly rent

93.6%

Home ownership

6.9%

Poverty rate

1.7%

Unemployment

2,512

Housing units

32.7%

Bachelor's or higher

Age distribution

Male Female

Under 5

148

5–9

135

117

10–14

107

15–19

20–24

184

25–34

167

276

35–44

251

268

45–54

243

303

55–59

276

144

60–64

130

243

65–74

220

187

75–84

170

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	775	19.3%
18 and over	3,245	80.7%
65 and over	862	21.4%
Median age	49.6 years

Race & ethnicity

White 96.2%

American Indian / Alaska Native 1.9%

Two or more races 1.3%

Hispanic or Latino 0.2%

Asian 0.2%

Group	Count	%
White	3,878	96.2%
American Indian / Alaska Native	77	1.9%
Two or more races	53	1.3%
Hispanic or Latino	10	0.2%
Asian	9	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	21.6%	37.9%	31.0%
$50k – $100k	31.2%	32.8%	31.2%
$100k – $200k	44.6%	22.6%	28.1%
Over $200k	2.6%	6.7%	9.7%

Under $10k 0.1%

$10k–$15k 1.2%

$15k–$25k 7.3%

$25k–$35k 7.5%

$35k–$50k 8.1%

$50k–$75k 12.4%

$75k–$100k 14.5%

$100k–$150k 34.0%

$150k–$200k 8.2%

$200k+ 6.6%

Range	% of households
Under $10k	0.1%
$10k–$15k	1.2%
$15k–$25k	7.3%
$25k–$35k	7.5%
$35k–$50k	8.1%
$50k–$75k	12.4%
$75k–$100k	14.5%
$100k–$150k	34.0%
$150k–$200k	8.2%
$200k+	6.6%
Median income	$99,044

Housing

Home values

Under $50k 0.8%

$50k–$100k 0.4%

$100k–$150k 3.7%

$150k–$200k 4.6%

$200k–$300k 38.7%

$300k–$500k 39.4%

$500k–$1M 10.8%

$1M+ 1.5%

Housing overview

Metric	Value
Median home value	$307,200
Median rent / month	$959
Owner occupied	93.6%
Renter occupied	6.4%
Vacant	36.5%
Single-family detached	94.1%
Large apartment buildings	1.0%
Mobile homes	0.0%
Median rooms	6.2
Avg household size (owned)	2.46

Year built

Era	%
2020 or later	0.0%
2010–2019	3.7%
2000–2009	17.8%
1990–1999	11.5%
1980–1989	9.7%
1970–1979	14.9%
1960–1969	11.5%
1950–1959	7.6%
1940–1949	8.4%
1939 or earlier	14.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.2%
1 bedroom	3.4%
2 bedrooms	22.2%
3 bedrooms	50.9%
4 bedrooms	21.5%
5+ bedrooms	1.8%

Vehicles per household

Vehicles	% of households
No vehicle	0.1%
1 vehicle	23.2%
2 vehicles	47.9%
3 or more	28.7%

Heating fuel

Fuel type	%
Utility gas	0.1%
Electricity	6.4%
Propane / LP gas	17.3%
Fuel oil	63.2%
Wood	9.9%
No fuel used	3.0%

Households & families

Household type	Count	%
Married-couple family	1,124	67.6%
Cohabiting couple	162	9.7%
Male householder, no spouse	249	15.0%
Female householder, no spouse	128	7.7%
Households with children under 18	387	23.3%
Households with seniors (65+)	616	37.0%
Average household size	2.42

Marital status

Status	Male	Female
Never married	17.6%	11.0%
Married	66.5%	72.6%
Separated	0.0%	0.0%
Widowed	2.2%	6.8%
Divorced	13.8%	9.7%

Education

Less than 9th grade 1.0%

Some HS, no diploma 1.9%

HS graduate 28.4%

Some college, no degree 22.2%

Associate's degree 13.8%

Bachelor's degree 15.2%

Graduate / professional 17.4%

Metric	%
HS diploma or higher	97.1%
Bachelor's or higher	32.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	82	10.9%
Kindergarten	56	7.5%
Elementary school	421	56.1%
High school	127	16.9%
College / grad school	65	8.7%

Employment

Industry of employment

Education & healthcare 31.4%

Manufacturing 28.0%

Construction 8.6%

Professional & management 8.3%

Retail trade 6.4%

Finance & real estate 4.6%

Arts, food & hospitality 3.6%

Public administration 2.7%

Other services 2.3%

Transportation & utilities 1.9%

Information 1.1%

Wholesale trade 0.8%

Agriculture & mining 0.3%

Occupation

Category	%
Management, business & arts	50.2%
Service	7.6%
Sales & office	9.4%
Natural resources & construction	10.5%
Production & transportation	22.3%

Employment type

Type	%
Private sector	59.7%
Government	31.4%
Self-employed	8.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	77.7%
Carpool	6.1%
Public transit	0.1%
Walk	1.3%
Work from home	14.8%
Other means	0.0%
Avg commute (minutes)	37.7

Poverty

All people 6.9%

Under 18 years 8.1%

18 and over 6.6%

Married-couple families 7.2%

Female-led households 9.1%

Income support

Source	% of households
Social Security	42.9%
Retirement income	28.6%
Supplemental Security	2.4%
Cash public assistance	4.0%
Food stamps / SNAP	1.4%

Health indicators

Condition	%
Obesity	29.0%
High blood pressure	30.7%
High cholesterol	33.4%
Diabetes	9.0%
Heart disease	6.5%
Stroke	2.9%
Asthma	10.6%
Arthritis	26.8%
Kidney disease	2.7%
Pulmonary disease	6.8%
Cancer	7.4%

Behavior / access	%
Smoking	16.1%
Binge drinking	16.9%
No physical activity	20.9%
Less than 7 hrs sleep	31.5%
Depression	21.8%
Fair or poor health	12.4%
Poor mental health	14.6%
Poor physical health	10.6%
No health insurance	11.2%
Visited doctor (checkup)	68.9%
Visited dentist	65.6%
Cholesterol screening	91.6%
Teeth loss	10.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	327	10.1%

Disability	%
Any disability	19.6%
Under 18	4.3%
18–64 years	26.3%
65 and over	14.7%

Health insurance coverage

Type	%
Private insurance	73.9%
Public insurance	37.8%
No insurance	5.7%
Uninsured under 19	2.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,850	95.8%
Spanish	66	1.7%
Other Indo-European	66	1.7%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,904	97.1%
Born in same state	3,791	94.3%
Born in different state	1,498	37.3%
Foreign born	113	2.8%
Naturalized citizen	116	2.9%
Not a US citizen	105	90.5%

Ancestry

Ancestry	Count	%
French	885	22%
Italian	659	16.4%
German	252	6.3%
Arab	177	4.4%
English	32	0.8%

Ancestry	Count	%
Irish	31	0.8%
Norwegian	31	0.8%
Polish	23	0.6%
Dutch	17	0.4%

Technology access

Metric	% of households
Computer access	41.4%
Internet access	99.5%

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

Frequently asked questions about ZIP code 03872

What city is ZIP code 03872 in?

ZIP code 03872 is primarily assigned to Sanbornville, New Hampshire.

What county is ZIP code 03872 in?

ZIP code 03872 falls within Carroll County, New Hampshire.

Is ZIP code 03872 mostly owner-occupied?

94% of occupied units in ZIP code 03872 are owner-occupied, well above the national average.

Does ZIP code 03872 have a large retiree population?

43% of households in ZIP code 03872 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 03872 have a large veteran population?

10% of civilians in ZIP code 03872 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 03872?

The median home value in ZIP code 03872 is $307,200.

What timezone is ZIP code 03872 in?

ZIP code 03872 observes the EST timezone.