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Single Family ResidenceResidential
$590,248$233 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

21 RIVER RIDGE RD

PLYMOUTH, NH 03264
3
Beds
2.5
Baths
2,529 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.
2.61 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$590K
$565K low$615K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$590,248
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$472,198

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,017 (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.$421,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$113,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$307,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$424,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$416,005

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.49
82
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
6
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
94
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
17
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.197 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.1 percent flood zone

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.Contemporary
CountyGRAFTON
Lot (acres)The size of the land the home sits on, from county records.2.61
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Plymouth Elementary SchoolA-
Elementary · Grades PK–8 · 0.3 mi
H
Plymouth Regional High SchoolB-
High · Grades 9–12 · 0.5 mi

District: Pemi-Baker Regional School District

Neighborhood · ZIP 03264These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.119

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.7,400
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.197 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,828
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$95,365
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.33%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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 River Ridge Rd 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 more than 88% of homes in Plymouth 03264
  • Bigger than 85% of homes in Plymouth 03264
  • Has a bigger lot than 69% of homes in Plymouth 03264
  • Newer than 69% of homes in Plymouth 03264

What homes are worth in Plymouth 03264

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

This home
$154K$850K

This home is worth more than 88% of homes in Plymouth 03264.

How it measures up in Plymouth 03264

The dot is this home. The mark in the middle is the typical home in Plymouth 03264.

Estimated value$590,248
CheaperTypical $386,143Pricier

Pricier than 88% of homes nearby

Price per ft²$233
CheaperTypical $235Pricier

Pricier than 48% of homes nearby

Living area2,529 ft²
SmallerTypical 1,530 ft²Bigger

Bigger than 85% of homes nearby

Lot size2.61 ac
SmallerTypical 1.29 acBigger

Bigger than 69% of homes nearby

Year built1988
OlderTypical 1980Newer

Newer than 69% of homes nearby

How 21 River Ridge Rd ranks against every home in each area.
MeasureThis homePlymouth 03264Grafton County
Estimated valuepricier than$590,24888% of homes73% of homes
Price per ft²pricier than$23348% of homes37% of homes
Living areabigger than2,529 ft²85% of homes83% of homes
Lot sizebigger than2.61 ac69% of homes65% of homes
Year builtnewer than198869% of homes66% of homes

About 21 River Ridge Rd

How much is 21 River Ridge Rd, Plymouth, NH worth?

The TopHap Estimate for 21 River Ridge Rd, Plymouth, NH is $590,248 as of Jul 14, 2026. The likely range is $565,088 to $615,408. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 River Ridge Rd, Plymouth, NH last sell?

21 River Ridge Rd, Plymouth, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 River Ridge Rd, Plymouth, NH?

21 River Ridge Rd, Plymouth, NH has 3 bedrooms, 2.5 bathrooms, 2,529 square feet of living space and a 2.61-acre lot.

When was 21 River Ridge Rd, Plymouth, NH built?

21 River Ridge Rd, Plymouth, NH was built in 1988, making it 38 years old. It is a contemporary home. The building has 2 stories.

What schools serve 21 River Ridge Rd, Plymouth, NH?

21 River Ridge Rd, Plymouth, NH is assigned to Plymouth Elementary School (elementary), rated A-; Plymouth Regional High School (high), rated B-. All sit in Pemi-Baker Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 River Ridge Rd, Plymouth, NH compare to other homes in Plymouth 03264?

Among the 1,860 homes in Plymouth 03264, it is worth more than 88% of them ($590,248 against a typical $386,143), its price per square foot is higher than 48% of them ($233 against a typical $235), it is bigger than 85% of them (2,529 ft² against a typical 1,530 ft²), its lot is bigger than 69% of them (2.61 ac against a typical 1.29 ac) and it is newer than 69% of them (1988 against a typical 1980). Measured against all of Grafton County, it is worth more than 73% 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 River Ridge Rd, Plymouth, NH?

The 2025 property tax bill for 21 River Ridge Rd, Plymouth, NH was $10,017. The county assessed it at $421,400.

Closest homes

More homes in Plymouth 03264

Assigned schools

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