Census tract · York County
Census Tract 350.01, York County, Maine
Census Tract 350.01, GEOID 23031035001, in York County, Maine, entirely within South Berwick. 3,917 residents in the ACS 2020-2024 5-year estimates (±478); the 2020 Census counted 3,576.
Residents, 2020-2024
3,917
±478 (90% margin)
2020 Census count: 3,576
Median household income
$127,303
±$26,698 (90% margin)
York County: $88,333
Median home value
$434,500
±$22,149 (90% margin)
York County: $395,700
Median gross rent
$1,891
±$311 (90% margin)
York County: $1,339
Where is Census Tract 350.01?
Census Tract 350.01 is one of 59 census tracts in York County, Maine. It covers 25.63 square miles of land, 140 residents per square mile in 2020. Its GEOID, 23031035001, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| South Berwick | 100% |
| South Berwick CDP | 15% |
6 census tracts border Census Tract 350.01: Tract 320.02 ($111,111), Tract 330 ($101,875), Tract 340.02 ($101,771), Tract 350.02 ($84,479), Tract 360.02 ($146,385) and Tract 370 ($101,522). 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 350.01?
The 2020-2024 American Community Survey puts Census Tract 350.01's population at 3,917 (±478) in 1,279 households; the 2020 Census counted 3,576 residents and 1,319 housing units.
| Measure | Tract 350.01 | South Berwick |
|---|---|---|
| Total population | 3,917 ±478 | 7,670 |
| Households | 1,279 ±104 | 2,907 |
| Average household size | 3.06 ±0.33 | 2.63 |
| Housing units | 1,363 ±120 | 3,172 |
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 350.01?
The median resident of Census Tract 350.01 is 38.2 years old; 33.2% are under 18 and 13.3% are 65 or older. The largest group is non-Hispanic white residents at 93.6%, then non-Hispanic residents of two or more races at 4.1%.
| Measure | Tract 350.01 | South Berwick |
|---|---|---|
| Median age | 38.2 ±6.1 | 39.0 |
| Under 18 years | 33.2% ±5.6 pts | 26.7% |
| 65 years and over | 13.3% ±4.6 pts | 15.8% |
| Hispanic or Latino (any race) | 0.1% ±0.2 pts | 1.3% |
| White alone, not Hispanic | 93.6% ±3.5 pts | 92.4% |
| Black or African American alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Asian alone, not Hispanic | 2.1% ±2.5 pts | 1.6% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Two or more races, not Hispanic | 4.1% ±2.6 pts | 4.8% |
| Some other race alone, not Hispanic | 0.0% ±0.7 pts | 0.0% |
| Born outside the United States | 7.3% ±7.3 pts | 5.0% |
| Speak a language other than English at home (age 5+) | 4.9% ±6.9 pts | 4.4% |
| Civilian veterans (age 18+) | 8.3% ±4.3 pts | 10.4% |
| With a disability | 7.9% ±3.3 pts | 14.0% |
| No health insurance coverage | 1.9% ±1.8 pts | 3.5% |
| High school graduate or higher (age 25+) | 97.1% ±4.0 pts | 98.3% |
| Bachelor's degree or higher (age 25+) | 40.5% ±10.0 pts | 41.8% |
| Graduate or professional degree (age 25+) | 13.9% ±7.6 pts | 14.3% |
| Lived in the same house a year earlier | 95.7% ±2.7 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 350.01 earn?
Half of the 1,279 households in Census Tract 350.01 earn less than $127,303 a year (±$26,698), against $88,333 across York County: 3rd highest of the county's 57 tracts with a reliable estimate.
| Measure | Tract 350.01 | South Berwick |
|---|---|---|
| Median household income | $127,303 ±$26,698 | $99,572 |
| Mean household income | $153,272 ±$32,927 | $126,508 |
| Per capita income | $49,887 ±$7,592 | $48,927 |
| People below the poverty line | 1.4% ±1.7 pts | 3.4% |
| Children under 18 below the poverty line | 1.0% ±1.6 pts | 1.4% |
| Households receiving SNAP | 2.0% ±2.3 pts | 3.1% |
| Households with a computer | 100.0% ±2.1 pts | 99.7% |
| Households with a broadband subscription | 98.4% ±2.6 pts | 97.1% |
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 350.01?
Owners occupy 94.7% of Census Tract 350.01's occupied homes and renters 5.3%. The median owner-occupied home is valued at $434,500 by its owner (±$22,149). The median renter pays $1,891 a month including utilities, and 77.8% of renters pay 35% or more of their income on rent.
| Measure | Tract 350.01 | South Berwick |
|---|---|---|
| Median home value (owner-occupied) | $434,500 ±$22,149 | $428,300 |
| Median gross rent | $1,891 ±$311 | $1,726 |
| Renters paying 35% or more of income on rent | 77.8% ±38.0 pts | 39.4% |
| Median monthly owner costs, with a mortgage | $2,217 ±$244 | $2,184 |
| Owner-occupied homes | 94.7% ±4.8 pts | 78.3% |
| Renter-occupied homes | 5.3% ±4.8 pts | 21.7% |
| Housing units | 1,363 ±120 | 3,172 |
| Single-family detached homes | 93.3% ±4.2 pts | 76.6% |
| Mobile homes | 1.3% ±1.7 pts | 0.9% |
| Built 2020 or later | 5.4% ±6.6 pts | 2.7% |
| Built 2010 to 2019 | 11.2% ±6.7 pts | 6.2% |
| Built 1939 or earlier | 7.7% ±5.0 pts | 22.1% |
| Households with no vehicle | 0.0% ±2.1 pts | 1.4% |
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 350.01 get to work?
79.9% of Census Tract 350.01's workers drive alone and 13.8% work from home. The average trip to work takes 24.1 minutes.
| Measure | Tract 350.01 | South Berwick |
|---|---|---|
| In the labor force (age 16+) | 73.0% ±6.5 pts | 72.6% |
| Unemployment rate | 1.0% ±1.1 pts | 5.1% |
| Drove alone to work | 79.9% ±6.1 pts | 77.3% |
| Carpooled | 4.2% ±4.9 pts | 3.1% |
| Public transportation | 0.6% ±1.1 pts | 0.3% |
| Walked | 1.5% ±2.6 pts | 1.2% |
| Worked from home | 13.8% ±5.5 pts | 17.6% |
| Mean travel time to work | 24.1 min ±3.6 | 26.7 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 350.01 compare with the other tracts in York County?
Among York County's tracts with a reliable estimate, Census Tract 350.01 ranks as shown below (1 = highest).
| Measure | In York County |
|---|---|
| Population | 22nd of 58 |
| Residents per square mile | 47th of 58 |
| Median household income | 3rd of 57 |
| Per capita income | 17th of 58 |
| Median home value | 20th of 58 |
| Median gross rent | 2nd of 51 |
| Bachelor's degree or higher | 22nd of 58 |
| Median age | 50th of 58 |
| Owner-occupied share | 7th of 58 |
The tracts next to it on York County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 360.02 | 1st | $146,385±$30,078 · within the margin of this tract |
| Tract 54 | 2nd | $136,542±$25,502 · within the margin of this tract |
| Tract 350.01 | 3rd | $127,303±$26,698 |
| Tract 280.01 | 4th | $124,139±$24,378 · within the margin of this tract |
| Tract 51 | 5th | $122,287±$21,381 · within the margin of this tract |
| Tract 301.01 | 6th | $121,995±$29,708 · 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 350.01?
4 of the 18 figures for Census Tract 350.01 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