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Single Family ResidenceResidential
$489,507$277 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $244,933 on Jul 26, 2017

23 KNOLLWOOD CIR

CONTOOCOOK, NH 03229
3
Beds
1.5
Baths
1,769 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$490K
$458K low$521K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$244,933 · Jul 26, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,587 (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.$428,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$162,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$266,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$386,935

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.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
56
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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.Ranch
CountyMERRIMACK
Lot (acres)The size of the land the home sits on, from county records.0.36
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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.

M
Hopkinton Middle SchoolB-
Middle · Grades 7–8 · 0.3 mi
H
Hopkinton High SchoolA+
High · Grades 9–12 · 0.3 mi
E
Harold Martin SchoolC
Elementary · Grades PK–3 · 3.6 mi

District: Hopkinton School District

Neighborhood · ZIP 03229These 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.51
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.106

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.6,264
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.138 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$131,726
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,820
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

23 Knollwood Cir 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 72% of homes in Contoocook 03229
  • Costs more per square foot than 65% of homes in Contoocook 03229
  • Smaller than 68% of homes in Contoocook 03229
  • Has a smaller lot than 91% of homes in Contoocook 03229

What homes are worth in Contoocook 03229

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

This home
$278K$1.2M

This home is worth more than 28% of homes in Contoocook 03229.

How it measures up in Contoocook 03229

The dot is this home. The mark in the middle is the typical home in Contoocook 03229.

Estimated value$489,507
CheaperTypical $604,543Pricier

Pricier than 28% of homes nearby

Price per ft²$277
CheaperTypical $259Pricier

Pricier than 65% of homes nearby

Living area1,769 ft²
SmallerTypical 2,324 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.36 ac
SmallerTypical 2.04 acBigger

Bigger than 9% of homes nearby

Year built1971
OlderTypical 1978Newer

Newer than 42% of homes nearby

How 23 Knollwood Cir ranks against every home in each area.
MeasureThis homeContoocook 03229Merrimack County
Estimated valuepricier than$489,50728% of homes53% of homes
Price per ft²pricier than$27765% of homes54% of homes
Living areabigger than1,769 ft²32% of homes50% of homes
Lot sizebigger than0.36 ac9% of homes23% of homes
Year builtnewer than197142% of homes39% of homes

About 23 Knollwood Cir

How much is 23 Knollwood Cir, Contoocook, NH worth?

The TopHap Estimate for 23 Knollwood Cir, Contoocook, NH is $489,507 as of Aug 30, 2026. The likely range is $458,266 to $520,748. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Knollwood Cir, Contoocook, NH last sell?

23 Knollwood Cir, Contoocook, NH last sold on Jul 26, 2017 for $244,933, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 23 Knollwood Cir, Contoocook, NH?

23 Knollwood Cir, Contoocook, NH has 3 bedrooms, 1.5 bathrooms, 1,769 square feet of living space and a 0.36-acre lot.

When was 23 Knollwood Cir, Contoocook, NH built?

23 Knollwood Cir, Contoocook, NH was built in 1971, making it 55 years old. It is a ranch home. The building has 1 story.

What schools serve 23 Knollwood Cir, Contoocook, NH?

23 Knollwood Cir, Contoocook, NH is assigned to Hopkinton Middle School (middle), rated B-; Hopkinton High School (high), rated A+; Harold Martin School (elementary), rated C. All sit in Hopkinton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23 Knollwood Cir, Contoocook, NH compare to other homes in Contoocook 03229?

Among the 2,493 homes in Contoocook 03229, it is worth more than 28% of them ($489,507 against a typical $604,543), its price per square foot is higher than 65% of them ($277 against a typical $259), it is bigger than 32% of them (1,769 ft² against a typical 2,324 ft²), its lot is bigger than 9% of them (0.36 ac against a typical 2.04 ac) and it is newer than 42% of them (1971 against a typical 1978). Measured against all of Merrimack County, it is worth more than 53% 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 23 Knollwood Cir, Contoocook, NH?

The 2025 property tax bill for 23 Knollwood Cir, Contoocook, NH was $10,587. The county assessed it at $428,800.

More homes on Knollwood Cir

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