Compare towns

Newmarket vs Madbury vs Lyme vs Portsmouth

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

What stands out worked out from the figures below

Newmarket has the most affordable homes ($455k median).
Madbury has the most kids (29% under 18).
Lyme has the most people working from home (27.2%).
Portsmouth has the most expensive homes ($689k 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.

MeasureNewmarketMadburyLymePortsmouth
People
Population
9,463
2,203
1,710Lowest
22,545Highest
Growth since 20102010 → 2020 census
+5.5%
NH: +4.6%
+8.3%Highest
NH: +4.6%
+1.7%Lowest
NH: +4.6%
+5.7%
NH: +4.6%
Median age
41.2±1.9
5% below NH
37.7±2.1Lowest
13% below NH
48.6±7.8Highest
12% above NH
42.9±2
about the NH average
Lyme and Portsmouth are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
15.6%±2.7
NH: 18.2%
29%±5.9Highest
NH: 18.2%
19.5%±3.4
NH: 18.2%
14%±1.9Lowest
NH: 18.2%
Age 65+
16.1%±2.8
NH: 20.1%
14.3%±2.6Lowest
NH: 20.1%
26.5%±2.8Highest
NH: 20.1%
21.9%±2.4
NH: 20.1%
Lyme and Portsmouth are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
49.7%Lowest
NH: 40.6%
52.6%
NH: 40.6%
70.1%Highest
NH: 40.6%
64%
NH: 40.6%
Enrolled in collegeshare of residents
5.6%±1.9Highest
NH: 6%
3.4%±1.8
NH: 6%
3.3%±1.9Lowest
NH: 6%
3.8%±1.2
NH: 6%
Newmarket and Portsmouth are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$100,845±$13kLowest
about the NH average
$148,365±$30kHighest
50% above NH
$133,906±$15k
35% above NH
$106,219±$7k
7% above NH
Madbury and Lyme are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$455,000±$22kLowest
13% above NH
$476,900±$31k
18% above NH
$645,000±$64k
60% above NH
$688,500±$39kHighest
71% above NH
Portsmouth and Lyme are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,671±$69
12% above NH
$1,574±$759
6% above NH
$1,418±$130Lowest
5% below NH
$1,869±$111Highest
25% above NH
Property taxmedian, yearly
$8,734
31% above NH
$10,000+Highest
at least 50% above NH
$10,000+Highest
at least 50% above NH
$8,018Lowest
20% above NH
Renters paying 30%+of income on rent
46.3%±8.3
NH: 48.2%
16.7%±15.2Lowest
NH: 48.2%
52.8%±29.8Highest
NH: 48.2%
50.4%±7.2
NH: 48.2%
Lyme and Portsmouth are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
4.6%
NH: 7.2%
4.9%
NH: 7.2%
4.4%Lowest
NH: 7.2%
6.8%Highest
NH: 7.2%
Housing
Homeownersof occupied homes
52.9%
NH: 72.8%
82.9%Highest
NH: 72.8%
80.5%
NH: 72.8%
51.9%Lowest
NH: 72.8%
Typical home builtmedian year
1983
4 yrs newer than NH
1984Highest
5 yrs newer than NH
1977
2 yrs older than NH
1959Lowest
20 yrs older than NH
Getting to work
Average commuteone way
28 minHighest
6% above NH
25 min
5% below NH
21 minLowest
22% below NH
22 min
17% below NH
Work from home
17.3%±3.3
NH: 16.8%
14%±3.6Lowest
NH: 16.8%
27.2%±5.4Highest
NH: 16.8%
21.9%±4
NH: 16.8%
Lyme and Portsmouth 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 120 in NH — — #11 of 120 in NH
School district Newmarket School District Oyster River Coop School District Lyme School District Portsmouth School District
High school in town Newmarket Jr.-Sr. High School None in town None in town Portsmouth High School
Students per teacherat that high school
9.9Lowest
— —
11.4Highest
On TownTapestry
Old photos in Our Story None yet None yet None yet None yet

NH 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.