US Census Data

ZIP Code 03031

ZIP Code Tabulation Area in Hillsborough County, New Hampshire.

Population
11,873
+3.5%’19–’23
Median household income
$155,125
+11.3%’19–’23
Median home value
$491,400
+38.8%’19–’23

ZIP Code 03031 (Hillsborough County, New Hampshire) is home to about 11,873 residents. The median household income of $155,125 is above the Hillsborough County median ($100,436).

From 2019 to 2023, ZIP Code 03031's population grew 3.5% from 11,475 to 11,873, while its median gross rent rose 8.0% from $1,340 to $1,447.

Owners occupy 91.0% of the area's occupied homes. The median resident is 45.9 years old.

Demographics

ACS 2019–2023
Population
11,873
Median age
45.9 yrs
Median household income
$155,125
Median home value
$491,400
Median gross rent
$1,447
Housing units
4,558
Homeownership rate
91.0%
Bachelor's degree or higher
63.5%
Unemployment rate
2.3%

Trends

ACS 5-year · 2019–2023
Population
11,47511,873
Median household income
$139,421$155,125
Median home value
$354,000$491,400
Median gross rent
$1,340$1,447
YearPopulationMedian household incomeMedian home valueMedian gross rent
201911,475$139,421$354,000$1,340
202011,484$136,221$371,400$1,172
202111,744$142,083$390,200$1,159
202211,814$152,796$480,500$1,361
202311,873$155,125$491,400$1,447

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 57396.2%
5 to 171,91216.1%
18 to 248106.8%
25 to 341,0418.8%
35 to 441,33011.2%
45 to 541,74714.7%
55 to 642,05417.3%
65 to 741,58313.3%
75 and over6575.5%

Race & ethnicity

CountShare
White (non-Hispanic)11,10893.6%
Black or African American00.0%
American Indian & Alaska Native00.0%
Asian1431.2%
Native Hawaiian & Pacific Islander40.0%
Some other race00.0%
Two or more races1671.4%
Hispanic or Latino (any race)4513.8%

Educational attainment (age 25+)

CountShare
No high school diploma670.8%
High school graduate1,13013.4%
Some college or associate's1,87122.2%
Bachelor's degree2,95335.1%
Graduate or professional degree2,39128.4%

Commute to work

Mean travel time to work
30 min

How workers get to work

CountShare
Drove alone3,74162.4%
Carpooled3586.0%
Public transit00.0%
Walked530.9%
Bicycle90.2%
Worked from home1,74729.1%
Other means911.5%

Travel time

CountShare
Under 15 min93021.9%
15 to 29 min1,50735.4%
30 to 44 min85320.1%
45 to 59 min3037.1%
60+ min65915.5%

Households

Average household size
2.62
Poverty rate
4.6% (542 of 11,840)
CountShare
Family households3,37174.3%
Nonfamily households1,16925.7%

Housing

Median year structure built
1977

Occupancy

CountShare
Occupied4,54099.6%
Vacant180.4%

Tenure (of occupied units)

CountShare
Owner-occupied4,13191.0%
Renter-occupied4099.0%

Units in structure

CountShare
1-unit, detached4,02188.2%
1-unit, attached2395.2%
2 to 4 units1383.0%
5 to 19 units741.6%
20 or more units621.4%
Mobile home & other240.5%

Geography

ZCTA
03031
Land area
34 sq mi
Water area
0.51 sq mi
Center point
42.8748, -71.6005

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

6