Census tract · Strafford County
Census Tract 830.02, Strafford County, New Hampshire
Census Tract 830.02, GEOID 33017083002, in Strafford County, New Hampshire, entirely within Somersworth. 5,669 residents in the ACS 2020-2024 5-year estimates (±604); the 2020 Census counted 5,105.
Residents, 2020-2024
5,669
±604 (90% margin)
2020 Census count: 5,105
Median household income
$82,753
±$17,860 (90% margin)
Strafford County: $88,570
Median home value
$293,000
±$65,185 (90% margin)
Strafford County: $362,800
Median gross rent
$1,324
±$245 (90% margin)
Strafford County: $1,488
Where is Census Tract 830.02?
Census Tract 830.02 is one of 30 census tracts in Strafford County, New Hampshire. It covers 5.60 square miles of land, 912 residents per square mile in 2020. Its GEOID, 33017083002, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Somersworth | 100% |
5 census tracts border Census Tract 830.02: Tract 815 ($79,450), Tract 816 ($124,831), Tract 820 ($89,500), Tract 830.01 ($70,759) and Tract 841 ($83,192). The figure in brackets is each tract's median household income.
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 830.02?
The 2020-2024 American Community Survey puts Census Tract 830.02's population at 5,669 (±604) in 2,202 households; the 2020 Census counted 5,105 residents and 2,279 housing units.
| Measure | Tract 830.02 | Somersworth |
|---|---|---|
| Total population | 5,669 ±604 | 12,111 |
| Households | 2,202 ±280 | 5,201 |
| Average household size | 2.57 ±0.31 | 2.33 |
| Housing units | 2,316 ±277 | 5,646 |
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 830.02?
The median resident of Census Tract 830.02 is 42.4 years old; 20.7% are under 18 and 13.4% are 65 or older. The largest group is non-Hispanic white residents at 80.0%, then Hispanic or Latino residents (of any race) at 8.0%. 6.5% of residents were born outside the United States.
| Measure | Tract 830.02 | Somersworth |
|---|---|---|
| Median age | 42.4 ±5.3 | 38.4 |
| Under 18 years | 20.7% ±5.4 pts | 19.9% |
| 65 years and over | 13.4% ±3.7 pts | 14.0% |
| Hispanic or Latino (any race) | 8.0% ±5.7 pts | 6.0% |
| White alone, not Hispanic | 80.0% ±7.7 pts | 83.2% |
| Black or African American alone, not Hispanic | 4.6% ±4.6 pts | 2.2% |
| Asian alone, not Hispanic | 2.3% ±1.9 pts | 2.6% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.6 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 | 5.1% ±3.6 pts | 5.8% |
| Some other race alone, not Hispanic | 0.0% ±0.6 pts | 0.3% |
| Born outside the United States | 6.5% ±4.2 pts | 6.6% |
| Speak a language other than English at home (age 5+) | 5.7% ±3.1 pts | 5.7% |
| Civilian veterans (age 18+) | 10.6% ±5.6 pts | 9.5% |
| With a disability | 17.7% ±5.2 pts | 15.7% |
| No health insurance coverage | 2.9% ±2.8 pts | 4.4% |
| High school graduate or higher (age 25+) | 94.5% ±3.1 pts | 93.6% |
| Bachelor's degree or higher (age 25+) | 26.3% ±8.7 pts | 31.4% |
| Graduate or professional degree (age 25+) | 6.3% ±3.8 pts | 10.0% |
| Lived in the same house a year earlier | 77.2% ±8.8 pts | 80.9% |
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 830.02 earn?
Half of the 2,202 households in Census Tract 830.02 earn less than $82,753 a year (±$17,860), against $88,570 across Strafford County: 20th highest of the county's 27 tracts with a reliable estimate.
| Measure | Tract 830.02 | Somersworth |
|---|---|---|
| Median household income | $82,753 ±$17,860 | $74,504 |
| Mean household income | $107,595 ±$12,613 | $94,445 |
| Per capita income | $44,606 ±$7,146 | $42,320 |
| People below the poverty line | 6.4% ±5.2 pts | 11.2% |
| Children under 18 below the poverty line | 10.5% ±16.3 pts | 18.8% |
| Households receiving SNAP | 5.7% ±3.8 pts | 12.0% |
| Households with a computer | 98.3% ±2.0 pts | 97.4% |
| Households with a broadband subscription | 96.6% ±3.3 pts | 92.6% |
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 830.02?
Owners occupy 73.8% of Census Tract 830.02's occupied homes and renters 26.2%. The median owner-occupied home is valued at $293,000 by its owner (±$65,185). The median renter pays $1,324 a month including utilities.
| Measure | Tract 830.02 | Somersworth |
|---|---|---|
| Median home value (owner-occupied) | $293,000 ±$65,185 | $318,400 |
| Median gross rent | $1,324 ±$245 | $1,477 |
| Renters paying 35% or more of income on rent | 31.2% ±22.4 pts | 49.1% |
| Median monthly owner costs, with a mortgage | $2,610 ±$301 | $2,353 |
| Owner-occupied homes | 73.8% ±7.8 pts | 57.8% |
| Renter-occupied homes | 26.2% ±7.8 pts | 42.2% |
| Housing units | 2,316 ±277 | 5,646 |
| Single-family detached homes | 57.9% ±8.2 pts | 44.2% |
| Mobile homes | 14.4% ±5.3 pts | 6.6% |
| Built 2020 or later | 1.5% ±1.4 pts | 1.8% |
| Built 2010 to 2019 | 7.6% ±5.7 pts | 5.5% |
| Built 1939 or earlier | 3.2% ±3.6 pts | 23.2% |
| Households with no vehicle | 2.9% ±2.8 pts | 6.5% |
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 830.02 get to work?
75.0% of Census Tract 830.02's workers drive alone and 13.5% work from home. The average trip to work takes 25.7 minutes.
| Measure | Tract 830.02 | Somersworth |
|---|---|---|
| In the labor force (age 16+) | 74.5% ±5.8 pts | 71.2% |
| Unemployment rate | 3.1% ±2.8 pts | 2.8% |
| Drove alone to work | 75.0% ±7.9 pts | 79.1% |
| Carpooled | 9.7% ±7.8 pts | 6.3% |
| Public transportation | 1.3% ±1.5 pts | 2.3% |
| Walked | 0.0% ±1.1 pts | 0.3% |
| Worked from home | 13.5% ±5.9 pts | 11.7% |
| Mean travel time to work | 25.7 min ±4.8 | 25.8 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 830.02 compare with the other tracts in Strafford County?
Among Strafford County's tracts with a reliable estimate, Census Tract 830.02 ranks as shown below (1 = highest).
| Measure | In Strafford County |
|---|---|
| Population | 6th of 30 |
| Residents per square mile | 12th of 30 |
| Median household income | 20th of 27 |
| Per capita income | 18th of 30 |
| Median home value | 23rd of 30 |
| Median gross rent | 21st of 29 |
| Bachelor's degree or higher | 24th of 30 |
| Median age | 15th of 30 |
| Owner-occupied share | 15th of 30 |
The tracts next to it on Strafford County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 811.01 | 17th | $85,528±$15,462 · within the margin of this tract |
| Tract 813 | 18th | $83,264±$12,884 · within the margin of this tract |
| Tract 841 | 19th | $83,192±$17,873 · within the margin of this tract |
| Tract 830.02 | 20th | $82,753±$17,860 |
| Tract 870.02 | 21st | $79,946±$18,784 · within the margin of this tract |
| Tract 815 | 22nd | $79,450±$5,432 · within the margin of this tract |
| Tract 844 | 23rd | $78,173±$17,761 · 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 830.02?
4 of the 18 figures for Census Tract 830.02 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