Compare towns
Groton vs Killingly vs Upton vs Lynnfield
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Groton has the highest household income ($193k).
Killingly has the most affordable homes ($289k median).
Upton has the oldest population (median age 46.4).
Lynnfield has the most expensive homes ($918k median).
What matters to you?
Pick a few. We’ll pull those rows to the top and mark which town comes out ahead on each. There’s no overall score: what matters is up to you.
| Measure | Groton | Killingly | Upton | Lynnfield |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 11,390 |
17,867Highest |
8,189Lowest |
13,064 |
| Growth since 20102010 → 2020 census | +6.3% U.S.: +7.4% |
— | +6.1%Lowest U.S.: +7.4% |
+12.1%Highest U.S.: +7.4% |
| Median age | 41.4±2.7 6% above U.S. |
39.5±3Lowest about the U.S. average |
46.4±4.8Highest 19% above U.S. |
41.4±2.1 6% above U.S. |
| Upton and Groton are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 28.3%±4.9Highest U.S.: 22% |
19.8%±2.3Lowest U.S.: 22% |
23.2%±4.5 U.S.: 22% |
28%±4.2 U.S.: 22% |
| Groton and Lynnfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 17.3%±2.8Lowest U.S.: 17.2% |
19.7%±2.4 U.S.: 17.2% |
20.7%±4.9Highest U.S.: 17.2% |
17.9%±2.4 U.S.: 17.2% |
| Upton and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 70.1%Highest U.S.: 35.7% |
22.9%Lowest U.S.: 35.7% |
53.5% U.S.: 35.7% |
62.7% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.6%±1.9Highest U.S.: 6.4% |
5.4%±1.9 U.S.: 6.4% |
2.4%±1.3Lowest U.S.: 6.4% |
3.2%±1.1 U.S.: 6.4% |
| Groton and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $192,958±$27kHighest 139% above U.S. |
$84,350±$8kLowest 4% above U.S. |
$155,508±$33k 93% above U.S. |
$175,265±$23k 117% above U.S. |
| Groton and Lynnfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $743,400±$46k 123% above U.S. |
$288,600±$15kLowest 13% below U.S. |
$576,700±$41k 73% above U.S. |
$917,600±$31kHighest 176% above U.S. |
| Rentmedian gross, monthly | $1,458±$335 3% above U.S. |
$1,044±$141 26% below U.S. |
$948±$599Lowest 33% below U.S. |
$2,676±$219Highest 89% above U.S. |
| Property taxmedian, yearly | $10,000+Highest at least 221% above U.S. |
$3,922Lowest 26% above U.S. |
$8,376 169% above U.S. |
$10,000+Highest at least 221% above U.S. |
| Renters paying 30%+of income on rent | 43.8%±17 U.S.: 51.1% |
42.8%±10.9Lowest U.S.: 51.1% |
52.8%±31 U.S.: 51.1% |
69.2%±21.9Highest U.S.: 51.1% |
| Lynnfield and Upton are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 3.8% U.S.: 12.5% |
11.4%Highest U.S.: 12.5% |
3.2%Lowest U.S.: 12.5% |
6% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 88.8%Highest U.S.: 65.2% |
71.6%Lowest U.S.: 65.2% |
86.7% U.S.: 65.2% |
87.3% U.S.: 65.2% |
| Typical home builtmedian year | 1988Highest 8 yrs newer than U.S. |
1968 12 yrs older than U.S. |
1981 1 yr newer than U.S. |
1964Lowest 16 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 32 min 22% above U.S. |
28 minLowest 6% above U.S. |
35 minHighest 34% above U.S. |
32 min 22% above U.S. |
| Work from home | 27.5%±5.8Highest U.S.: 15.1% |
11.1%±2.3Lowest U.S.: 15.1% |
22.8%±5.3 U.S.: 15.1% |
27.4%±4.7 U.S.: 15.1% |
| Groton and Lynnfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Schools | ||||
| Public school scoresrank in state, math + reading | #39 of 282 in MA | #136 of 149 in CT | #46 of 282 in MA | #27 of 282 in MA |
| School district | Groton-Dunstable | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Blackstone Valley Regional Vocational Technical · Mendon-Upton | Lynnfield |
| High school in town | Groton Dunstable Regional | Killingly High School | Blackstone Valley | Lynnfield High |
| Students per teacherat that high school | 13.7Highest |
11.1Lowest |
11.2 |
12.0 |
| On TownTapestry | ||||
| Old photos in History | None yet | None yet | None yet | None yet |
U.S. average · Sources: U.S. Census Bureau, American Community Survey 5-year estimates 2020–2024; 2010 & 2020 decennial census; NCES Common Core of Data. “±” is the Census margin of error. Property tax is top-coded by the Census at $10,000+. School rank compares math and reading proficiency against the state average.



