Census tract · Rockingham County
Census Tract 37.03, Rockingham County, New Hampshire
Census Tract 37.03, GEOID 33015003703, in Rockingham County, New Hampshire, entirely within Londonderry. 6,238 residents in the ACS 2020-2024 5-year estimates (±619); the 2020 Census counted 5,892.
Residents, 2020-2024
6,238
±619 (90% margin)
2020 Census count: 5,892
Median household income
$117,422
±$34,413 (90% margin)
Rockingham County: $118,331
Median home value
$562,300
±$44,425 (90% margin)
Rockingham County: $497,500
Median gross rent
$1,531
±$518 (90% margin)
Rockingham County: $1,687
Where is Census Tract 37.03?
Census Tract 37.03 is one of 73 census tracts in Rockingham County, New Hampshire. It covers 14.10 square miles of land, 418 residents per square mile in 2020. Its GEOID, 33015003703, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Londonderry | 100% |
9 census tracts border Census Tract 37.03: Tract 10 in Hillsborough County ($104,306), Tract 26 in Hillsborough County ($116,563), Tract 33.02 ($121,534), Tract 34 ($71,367), Tract 37.01 ($89,775), Tract 38.01 ($164,543), Tract 38.02 ($133,191), Tract 40 ($153,253) and Tract 9800.11*. The figure in brackets is each tract's median household income; * a special land-use tract (water, a park or an institution) with few or no residents.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 37.03?
The 2020-2024 American Community Survey puts Census Tract 37.03's population at 6,238 (±619) in 2,337 households; the 2020 Census counted 5,892 residents and 2,296 housing units.
| Measure | Tract 37.03 | Londonderry |
|---|---|---|
| Total population | 6,238 ±619 | 26,685 |
| Households | 2,337 ±300 | 9,879 |
| Average household size | 2.67 ±0.25 | 2.70 |
| Housing units | 2,463 ±296 | 10,197 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 37.03?
The median resident of Census Tract 37.03 is 42.6 years old; 24.9% are under 18 and 11.8% are 65 or older. The largest group is non-Hispanic white residents at 91.4%, then Hispanic or Latino residents (of any race) at 4.4%.
| Measure | Tract 37.03 | Londonderry |
|---|---|---|
| Median age | 42.6 ±4.0 | 42.7 |
| Under 18 years | 24.9% ±4.2 pts | 20.6% |
| 65 years and over | 11.8% ±1.4 pts | 16.4% |
| Hispanic or Latino (any race) | 4.4% ±3.9 pts | 4.6% |
| White alone, not Hispanic | 91.4% ±5.3 pts | 91.5% |
| Black or African American alone, not Hispanic | 0.0% ±0.6 pts | 0.3% |
| Asian alone, not Hispanic | 1.7% ±1.7 pts | 1.4% |
| American Indian and Alaska Native alone, not Hispanic | 0.1% ±0.1 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.6 pts | 0.0% |
| Two or more races, not Hispanic | 1.9% ±1.2 pts | 1.7% |
| Some other race alone, not Hispanic | 0.5% ±0.7 pts | 0.4% |
| Born outside the United States | 3.0% ±2.0 pts | 4.2% |
| Speak a language other than English at home (age 5+) | 5.2% ±4.3 pts | 5.7% |
| Civilian veterans (age 18+) | 4.0% ±2.3 pts | 7.4% |
| With a disability | 10.9% ±4.7 pts | 11.3% |
| No health insurance coverage | 3.1% ±3.0 pts | 3.6% |
| High school graduate or higher (age 25+) | 98.8% ±1.1 pts | 97.2% |
| Bachelor's degree or higher (age 25+) | 40.4% ±8.3 pts | 47.6% |
| Graduate or professional degree (age 25+) | 17.2% ±5.0 pts | 17.4% |
| Lived in the same house a year earlier | 91.8% ±5.7 pts | 92.5% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Census Tract 37.03 earn?
Half of the 2,337 households in Census Tract 37.03 earn less than $117,422 a year (±$34,413), against $118,331 across Rockingham County: 36th highest of the county's 71 tracts with a reliable estimate.
| Measure | Tract 37.03 | Londonderry |
|---|---|---|
| Median household income | $117,422 ±$34,413 | $132,556 |
| Mean household income | $155,640 ±$24,647 | $149,934 |
| Per capita income | $60,967 ±$8,043 | $57,050 |
| People below the poverty line | 2.1% ±1.6 pts | 2.7% |
| Children under 18 below the poverty line | 0.0% ±2.3 pts | 1.7% |
| Households receiving SNAP | 1.3% ±1.4 pts | 1.9% |
| Households with a computer | 99.2% ±1.3 pts | 98.0% |
| Households with a broadband subscription | 99.2% ±1.5 pts | 95.7% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Census Tract 37.03?
Owners occupy 75.2% of Census Tract 37.03's occupied homes and renters 24.8%. The median owner-occupied home is valued at $562,300 by its owner (±$44,425). The median renter pays $1,531 a month including utilities.
| Measure | Tract 37.03 | Londonderry |
|---|---|---|
| Median home value (owner-occupied) | $562,300 ±$44,425 | $505,200 |
| Median gross rent | $1,531 ±$518 | $1,803 |
| Renters paying 35% or more of income on rent | 30.3% ±21.6 pts | 41.4% |
| Median monthly owner costs, with a mortgage | $2,632 ±$707 | $2,653 |
| Owner-occupied homes | 75.2% ±8.6 pts | 85.6% |
| Renter-occupied homes | 24.8% ±8.6 pts | 14.4% |
| Housing units | 2,463 ±296 | 10,197 |
| Single-family detached homes | 62.1% ±9.1 pts | 68.7% |
| Mobile homes | 6.7% ±4.8 pts | 2.7% |
| Built 2020 or later | 5.8% ±4.3 pts | 4.1% |
| Built 2010 to 2019 | 22.5% ±10.0 pts | 12.0% |
| Built 1939 or earlier | 5.0% ±4.3 pts | 2.8% |
| Households with no vehicle | 1.3% ±1.6 pts | 1.6% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Census Tract 37.03 get to work?
71.2% of Census Tract 37.03's workers drive alone and 24.0% work from home. The average trip to work takes 27.0 minutes.
| Measure | Tract 37.03 | Londonderry |
|---|---|---|
| In the labor force (age 16+) | 79.5% ±4.3 pts | 73.7% |
| Unemployment rate | 2.1% ±2.9 pts | 5.0% |
| Drove alone to work | 71.2% ±9.2 pts | 69.7% |
| Carpooled | 2.4% ±2.1 pts | 5.3% |
| Public transportation | 0.0% ±0.9 pts | 0.3% |
| Walked | 1.0% ±1.5 pts | 0.5% |
| Worked from home | 24.0% ±8.5 pts | 22.8% |
| Mean travel time to work | 27.0 min ±4.8 | 28.6 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
How does Census Tract 37.03 compare with the other tracts in Rockingham County?
Among Rockingham County's tracts with a reliable estimate, Census Tract 37.03 ranks as shown below (1 = highest).
| Measure | In Rockingham County |
|---|---|
| Population | 14th of 71 |
| Residents per square mile | 50th of 72 |
| Median household income | 36th of 71 |
| Per capita income | 32nd of 71 |
| Median home value | 21st of 71 |
| Median gross rent | 47th of 61 |
| Bachelor's degree or higher | 48th of 71 |
| Median age | 46th of 71 |
| Owner-occupied share | 49th of 71 |
The tracts next to it on Rockingham County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 500 | 34th | $119,737±$37,443 · within the margin of this tract |
| Tract 610.01 | 35th | $118,750±$19,689 · within the margin of this tract |
| Tract 37.03 | 36th | $117,422±$34,413 |
| Tract 710.02 | 37th | $116,618±$31,954 · within the margin of this tract |
| Tract 1041.01 | 38th | $115,777±$32,206 · within the margin of this tract |
| Tract 650.05 | 39th | $115,156±$18,543 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 37.03?
4 of the 18 figures for Census Tract 37.03 on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections