Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential
$387,982$252 / 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 91How 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
Last sold for $380,000 on May 15, 2026

306 RIVER GRANT DR

HOPKINTON, NH 03229
2
Beds
1.5
Baths
1,537 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.
2006
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$388K
$353K low$423K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$380,000 · May 15, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,916 (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.$361,100 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$361,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$341,525

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.56
91
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.104 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMERRIMACK
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
CoolingThe type of cooling or air conditioning in the home.Yes
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 SchoolA-
Middle · Grades 7–8 · 0.1 mi
H
Hopkinton High SchoolB+
High · Grades 9–12 · 0.1 mi
E
Harold Martin SchoolB
Elementary · Grades PK–3 · 3.8 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%

Owner Tools

Do you own this home?
Claim this home

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

306 River Grant Dr 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 91% of homes in Contoocook 03229
  • Costs less per square foot than 65% of homes in Merrimack County
  • Smaller than 80% of homes in Contoocook 03229
  • Newer 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
$275K$1.1M

This home is worth more than 9% 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$387,982
CheaperTypical $590,168Pricier

Pricier than 9% of homes nearby

Price per ft²$252
CheaperTypical $253Pricier

Pricier than 49% of homes nearby

Living area1,537 ft²
SmallerTypical 2,325 ft²Bigger

Bigger than 20% of homes nearby

Year built2006
OlderTypical 1978Newer

Newer than 91% of homes nearby

How 306 River Grant Dr ranks against every home in each area.
MeasureThis homeContoocook 03229Merrimack County
Estimated valuepricier than$387,9829% of homes23% of homes
Price per ft²pricier than$25249% of homes35% of homes
Living areabigger than1,537 ft²20% of homes38% of homes
Year builtnewer than200691% of homes88% of homes

About 306 River Grant Dr

How much is 306 River Grant Dr, Hopkinton, NH worth?

The TopHap Estimate for 306 River Grant Dr, Hopkinton, NH is $387,982 as of Oct 21, 2026. The likely range is $352,902 to $423,062. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 306 River Grant Dr, Hopkinton, NH last sell?

306 River Grant Dr, Hopkinton, NH last sold on May 15, 2026 for $380,000, according to the county's recorded deed.

How big is 306 River Grant Dr, Hopkinton, NH?

306 River Grant Dr, Hopkinton, NH has 2 bedrooms, 1.5 bathrooms and 1,537 square feet of living space.

When was 306 River Grant Dr, Hopkinton, NH built?

306 River Grant Dr, Hopkinton, NH was built in 2006, making it 20 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 306 River Grant Dr, Hopkinton, NH?

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

How does 306 River Grant Dr, Hopkinton, NH compare to other homes in Contoocook 03229?

Among the 2,493 homes in Contoocook 03229, it is worth more than 9% of them ($387,982 against a typical $590,168), its price per square foot is higher than 49% of them ($252 against a typical $253), it is bigger than 20% of them (1,537 ft² against a typical 2,325 ft²) and it is newer than 91% of them (2006 against a typical 1978). Measured against all of Merrimack County, it is worth more than 23% 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 306 River Grant Dr, Hopkinton, NH?

The 2025 property tax bill for 306 River Grant Dr, Hopkinton, NH was $8,916. The county assessed it at $361,100.

More homes on River Grant Dr

Closest homes

More homes in Hopkinton 03229

Assigned schools

Explore the area

See this home in context

Open 306 River Grant Dr on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map