Compare towns

Ayer vs Lancaster vs Groton

Cost, people, housing, commute and schools, side by side, each benchmarked against Massachusetts.

What stands out worked out from the figures below

Ayer has grown the fastest since 2010 (+14.2%).
Lancaster has the most people working from home (33.6%).
Groton has the most expensive homes ($743k 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.

MeasureAyerLancasterGroton
People
Population
8,645
8,606Lowest
11,390Highest
Growth since 20102010 → 2020 census
+14.2%Highest
MA: +7.4%
+4.8%Lowest
MA: +7.4%
+6.3%
MA: +7.4%
Median age
39.2±2.8Lowest
about the MA average
43.1±4.9Highest
8% above MA
41.4±2.7
4% above MA
Lancaster and Groton are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
20.3%±3.9
MA: 19.4%
19.2%±4Lowest
MA: 19.4%
28.3%±4.9Highest
MA: 19.4%
Groton and Ayer are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
14.5%±2.8Lowest
MA: 17.9%
19.9%±4.2Highest
MA: 17.9%
17.3%±2.8
MA: 17.9%
Lancaster and Groton are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
42.3%Lowest
MA: 47.3%
50.3%
MA: 47.3%
70.1%Highest
MA: 47.3%
Enrolled in collegeshare of residents
4.5%±1.5
MA: 7.9%
3%±1.8Lowest
MA: 7.9%
5.6%±1.9Highest
MA: 7.9%
Groton and Ayer are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$101,875±$15kLowest
about the MA average
$134,833±$27k
30% above MA
$192,958±$27kHighest
86% above MA
Home valuemedian, owner-occupied
$463,800±$29kLowest
17% below MA
$519,100±$60k
8% below MA
$743,400±$46kHighest
32% above MA
Rentmedian gross, monthly
$1,415±$180Lowest
20% below MA
$2,338±$539Highest
33% above MA
$1,458±$335
17% below MA
Property taxmedian, yearly
$5,057Lowest
16% below MA
$7,235
21% above MA
$10,000+Highest
at least 67% above MA
Renters paying 30%+of income on rent
45.1%±14.2
MA: 51.8%
68.3%±36.7Highest
MA: 51.8%
43.8%±17Lowest
MA: 51.8%
Lancaster and Ayer are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
10.7%Highest
MA: 10%
1.4%Lowest
MA: 10%
3.8%
MA: 10%
Housing
Homeownersof occupied homes
69.2%Lowest
MA: 62.5%
85.1%
MA: 62.5%
88.8%Highest
MA: 62.5%
Typical home builtmedian year
1977
13 yrs newer than MA
1971Lowest
7 yrs newer than MA
1988Highest
24 yrs newer than MA
Getting to work
Average commuteone way
33 minHighest
13% above MA
32 minLowest
9% above MA
32 min
11% above MA
Work from home
21.6%±5.9Lowest
MA: 18.6%
33.6%±9.1Highest
MA: 18.6%
27.5%±5.8
MA: 18.6%
Lancaster and Groton 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 #113 of 282 in MA #145 of 282 in MA #39 of 282 in MA
School district Ayer Shirley School District Nashoba Groton-Dunstable
High school in town Ayer Shirley Regional High School None in town Groton Dunstable Regional
Students per teacherat that high school
11.5Lowest
—
13.7Highest
On TownTapestry
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MA 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.