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Single Family ResidenceResidential
$506,619$304 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

21 JEFFERSON ST

DERRY, NH 03038
3
Beds
2.5
Baths
1,665 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1929
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$507K
$472K low$542K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,183 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$430,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$199,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$231,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$486,305

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.34
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
55
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
88
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
CountyROCKINGHAM
Lot (acres)The size of the land the home sits on, from county records.0.18
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Grinnell Elementary SchoolD
Elementary · Grades KG–5 · 0.7 mi
M
Gilbert H. Hood Middle SchoolD+
Middle · Grades 6–8 · 0.8 mi
H
Pinkerton AcademyC
High · Grades 9–12 · 1.3 mi

District: Pinkerton Academy School District

Neighborhood · ZIP 03038These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.103
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.90

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.35,277
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.967 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$99,607
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,220
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

21 Jefferson St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 75% of homes in Rockingham County
  • Costs less per square foot than 79% of homes in Derry 03038
  • Bigger than 67% of homes in Derry 03038
  • Has a smaller lot than 88% of homes in Derry 03038
  • Older than 91% of homes in Derry 03038

What homes are worth in Derry 03038

Each bar is how many homes fall in that price range. The marker is this home.

This home
$220K$922K

This home is worth more than 45% of homes in Derry 03038.

How it measures up in Derry 03038

The dot is this home. The mark in the middle is the typical home in Derry 03038.

Estimated value$506,619
CheaperTypical $523,367Pricier

Pricier than 45% of homes nearby

Price per ft²$304
CheaperTypical $350Pricier

Pricier than 21% of homes nearby

Living area1,665 ft²
SmallerTypical 1,356 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.18 ac
SmallerTypical 1 acBigger

Bigger than 12% of homes nearby

Year built1929
OlderTypical 1984Newer

Newer than 9% of homes nearby

How 21 Jefferson St ranks against every home in each area.
MeasureThis homeDerry 03038Rockingham County
Estimated valuepricier than$506,61945% of homes25% of homes
Price per ft²pricier than$30421% of homes32% of homes
Living areabigger than1,665 ft²67% of homes46% of homes
Lot sizebigger than0.18 ac12% of homes14% of homes
Year builtnewer than19299% of homes10% of homes

About 21 Jefferson St

How much is 21 Jefferson St, Derry, NH worth?

The TopHap Estimate for 21 Jefferson St, Derry, NH is $506,619 as of Oct 21, 2026. The likely range is $471,691 to $541,547. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Jefferson St, Derry, NH last sell?

21 Jefferson St, Derry, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Jefferson St, Derry, NH?

21 Jefferson St, Derry, NH has 3 bedrooms, 2.5 bathrooms, 1,665 square feet of living space and a 0.18-acre lot.

When was 21 Jefferson St, Derry, NH built?

21 Jefferson St, Derry, NH was built in 1929, making it 97 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Jefferson St, Derry, NH?

21 Jefferson St, Derry, NH is assigned to Grinnell Elementary School (elementary), rated D; Gilbert H. Hood Middle School (middle), rated D+; Pinkerton Academy (high), rated C. All sit in Pinkerton Academy School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Jefferson St, Derry, NH compare to other homes in Derry 03038?

Among the 11,200 homes in Derry 03038, it is worth more than 45% of them ($506,619 against a typical $523,367), its price per square foot is higher than 21% of them ($304 against a typical $350), it is bigger than 67% of them (1,665 ft² against a typical 1,356 ft²), its lot is bigger than 12% of them (0.18 ac against a typical 1 ac) and it is newer than 9% of them (1929 against a typical 1984). Measured against all of Rockingham County, it is worth more than 25% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 21 Jefferson St, Derry, NH?

The 2025 property tax bill for 21 Jefferson St, Derry, NH was $8,183. The county assessed it at $430,900.

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