Londonderry

Population: 12,307
Median household income: $113,109
Median home value: $433,100

Located in Rockingham County, New Hampshire, Londonderry is a community with a population of 12,307. At $113,109, its median household income sits in line with Rockingham County's $113,927.

Between 2019 and 2023, Londonderry's population grew 3.9% from 11,841 to 12,307, while its median home value rose 39.6% from $310,200 to $433,100.

2.8% of residents live below the poverty line. Households average 2.74 people.

Demographics

ACS 2019–2023

Population: 12,307
Median age: 42.5 yrs
Median household income: $113,109
Median home value: $433,100
Median gross rent: $1,917
Housing units: 4,634
Homeownership rate: 83.3%
Bachelor's degree or higher: 46.1%
Unemployment rate: 4.5%

Trends

ACS 5-year · 2019–2023

Population

11,84112,307

Median household income

$97,596$113,109

Median home value

$310,200$433,100

Median gross rent

$1,459$1,917

Year	Population	Median household income	Median home value	Median gross rent
2019	11,841	$97,596	$310,200	$1,459
2020	12,053	$107,813	$331,800	$1,491
2021	11,955	$107,401	$349,100	$1,627
2022	12,143	$113,557	$392,000	$1,801
2023	12,307	$113,109	$433,100	$1,917

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

Age distribution

Under 54.1%

5 to 1714.4%

18 to 2412.1%

25 to 3411.1%

35 to 4412.1%

45 to 5413.9%

55 to 6415.3%

65 to 749.2%

75 and over7.7%

	Count	Share
Under 5	507	4.1%
5 to 17	1,772	14.4%
18 to 24	1,493	12.1%
25 to 34	1,368	11.1%
35 to 44	1,493	12.1%
45 to 54	1,711	13.9%
55 to 64	1,888	15.3%
65 to 74	1,133	9.2%
75 and over	942	7.7%

Race & ethnicity

	Count	Share
White (non-Hispanic)	11,458	93.1%
Black or African American	49	0.4%
American Indian & Alaska Native	0	0.0%
Asian	23	0.2%
Native Hawaiian & Pacific Islander	28	0.2%
Some other race	8	0.1%
Two or more races	175	1.4%
Hispanic or Latino (any race)	566	4.6%

Educational attainment (age 25+)

No high school diploma3.4%

High school graduate26.5%

Some college or associate's24.0%

Bachelor's degree29.9%

Graduate or professional degree16.3%

	Count	Share
No high school diploma	287	3.4%
High school graduate	2,262	26.5%
Some college or associate's	2,049	24.0%
Bachelor's degree	2,548	29.9%
Graduate or professional degree	1,389	16.3%

Commute to work

Mean travel time to work: 27 min

Drove alone73.0%

Carpooled7.9%

Public transit0.3%

Walked0.5%

Bicycle0.0%

Worked from home16.8%

Other means1.5%

How workers get to work

	Count	Share
Drove alone	4,768	73.0%
Carpooled	515	7.9%
Public transit	20	0.3%
Walked	31	0.5%
Bicycle	0	0.0%
Worked from home	1,095	16.8%
Other means	101	1.5%

Travel time

	Count	Share
Under 15 min	1,235	22.7%
15 to 29 min	1,850	34.0%
30 to 44 min	1,433	26.4%
45 to 59 min	381	7.0%
60+ min	536	9.9%

Households

Average household size: 2.74
Poverty rate: 2.8% (342 of 12,307)

	Count	Share
Family households	3,263	72.7%
Nonfamily households	1,228	27.3%

Housing

Median year structure built: 1983

Occupancy

	Count	Share
Occupied	4,491	96.9%
Vacant	143	3.1%

Tenure (of occupied units)

	Count	Share
Owner-occupied	3,739	83.3%
Renter-occupied	752	16.7%

1-unit, detached60.4%

1-unit, attached18.2%

2 to 4 units2.4%

5 to 19 units12.1%

20 or more units4.4%

Mobile home & other2.4%

Units in structure

	Count	Share
1-unit, detached	2,800	60.4%
1-unit, attached	844	18.2%
2 to 4 units	112	2.4%
5 to 19 units	563	12.1%
20 or more units	202	4.4%
Mobile home & other	113	2.4%

Geography

Place GEOID: 3343140
Type (LSAD): 57
Land area: 12 sq mi
Water area: 0.02 sq mi
Center point: 42.8534, -71.3624