City

Grantham, NH

1 ZIP code  ·  Sullivan County  ·  New Hampshire

👥3,478Population
💰$113,317Median HH Income▲ 48% above avg
🎂50.9Median Age
🏠$351,600Median Home Value▲ 26% above avg
🎓72.8%College Grads▲ 88% above avg
📊3.1%Unemployment▼ 37% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 45.2% Female 54.8% ♀

Race & Ethnicity

White: 99.6%Hispanic: 0.4%Race
White99.6%
Hispanic0.4%

Age Breakdown

Under 5
1%
5–17
20%
18–24
9%
25–44
9%
45–64
37%
65+
9%

Key Indicators

Median Age50.9 yrs
Avg HH Size2.70
College Grads72.8% ▲ 88% above avg
Unemployment3.1% ▼ 37% below avg
HS Graduate434 (17.8%)
Some College75 (3.1%)
Associates154 (6.3%)
Bachelors275 (11.3%)
Graduate Degree1,495 (61.4%)

Education

HS Grad: 17.8%Some College: 3.1%Associates: 6.3%Bachelors: 11.3%Graduate: 61.4%Edu
HS Grad17.8%
Some College3.1%
Associates6.3%
Bachelors11.3%
Graduate61.4%
Housing & Income

Home Value Distribution

$200k–$300k
35%
$300k–$500k
39%
Over $500k
26%

Financials

Median HH Income$113,317 ▲ 48% above avg
Median Home Value$351,600 ▲ 26% above avg
Home/Income Ratio3.1x (nat avg ~3.5x)
Total Housing Units2,232
Vacant Units943

Income Distribution

Under $25k
6%
$25k–$50k
9%
$50k–$75k
19%
$75k–$100k
7%
$100k–$150k
17%
$150k–$200k
16%
Over $200k
26%
Employment & Commute

How People Get to Work

Drove Alone
87%
Work From Home
13%

Commute Time

Under 15 min
6%
15–30 min
54%
30–45 min
27%
Over 45 min
13%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
0%
1960s–1970s
25%
1980s–1990s
20%
2000+
55%
About Grantham, NH

Grantham is a city in New Hampshire, located in Sullivan County. The city spans 1 ZIP code and is home to approximately 3,478 residents. It is a mature city, with a median age of 50.9 years.

Economically, Grantham is a upper-middle-income community. The median household income of $113,317 is above the national average. The unemployment rate is 3.1%, below the national average.

The real estate market in Grantham is a mid-range housing market. Median home values stand at $351,600, which is above the national average. Homeownership is high at 100.0%, typical of suburban and family-oriented communities.

The population of Grantham is highly educated. 72.8% of adults hold a bachelor's degree or higher — significantly above the national average. The community is primarily White (99.6%).

Grantham, NH offers residents above-average earning potential within New Hampshire.

ZIP Codes in Grantham
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
03753 3,478 $113,317 $351,600 3.1% 72.8% 100.0%