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Single Family ResidenceResidential
$819,291$467 / 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 79How 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

31 BACK RIVER RD

DOVER, NH 03820
3
Beds
1
Baths
1,754 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.
36.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1850
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$819K
$651K low$987K 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.$22,537
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$18,030
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.119%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$796,754
NORTHWAY BANK · recorded Aug 16, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,924 (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.$1,063,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$754,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$308,400

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.Colonial
CountySTRAFFORD
Lot (acres)The size of the land the home sits on, from county records.36.20
HeatingThe type of heating system in the home.Steam
CoolingThe type of cooling or air conditioning in the home.Yes
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.

H
Dover High School
High · Grades 9–12 · 0.4 mi
M
Dover Middle SchoolB-
Middle · Grades 5–8 · 0.4 mi
E
Garrison Elementary SchoolB+
Elementary · Grades KG–4 · 0.8 mi

District: Dover School District

Neighborhood · ZIP 03820These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
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.33,546
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,143 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,826
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$120,547
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

31 Back River 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 91% of homes in Strafford County
  • Costs more per square foot than 96% of homes in Dover 03820
  • Among the largest lots in Dover 03820
  • Older than 97% of homes in Dover 03820

What homes are worth in Dover 03820

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

This home
$202K$1.3M

This home is worth more than 89% of homes in Dover 03820.

How it measures up in Dover 03820

The dot is this home. The mark in the middle is the typical home in Dover 03820.

Estimated value$819,291
CheaperTypical $493,867Pricier

Pricier than 89% of homes nearby

Price per ft²$467
CheaperTypical $311Pricier

Pricier than 96% of homes nearby

Living area1,754 ft²
SmallerTypical 1,680 ft²Bigger

Bigger than 53% of homes nearby

Lot size36.2 ac
SmallerTypical 0.39 acBigger

Bigger than almost all homes nearby

Year built1850
OlderTypical 1976Newer

Newer than 3% of homes nearby

How 31 Back River Rd ranks against every home in each area.
MeasureThis homeDover 03820Strafford County
Estimated valuepricier than$819,29189% of homes91% of homes
Price per ft²pricier than$46796% of homes95% of homes
Living areabigger than1,754 ft²53% of homes56% of homes
Lot sizebigger than36.2 acalmost all homesalmost all homes
Year builtnewer than18503% of homes3% of homes

About 31 Back River Rd

How much is 31 Back River Rd, Dover, NH worth?

The TopHap Estimate for 31 Back River Rd, Dover, NH is $819,291 as of Jul 14, 2026. The likely range is $651,308 to $987,274. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Back River Rd, Dover, NH last sell?

31 Back River Rd, Dover, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 31 Back River Rd, Dover, NH?

31 Back River Rd, Dover, NH has 3 bedrooms, 1 bathrooms, 1,754 square feet of living space and a 36.20-acre lot.

When was 31 Back River Rd, Dover, NH built?

31 Back River Rd, Dover, NH was built in 1850, making it 176 years old. It is a colonial home. The building has 2 stories.

What schools serve 31 Back River Rd, Dover, NH?

31 Back River Rd, Dover, NH is assigned to Dover High School (high); Dover Middle School (middle), rated B-; Garrison Elementary School (elementary), rated B+. All sit in Dover School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Back River Rd, Dover, NH compare to other homes in Dover 03820?

Among the 9,553 homes in Dover 03820, it is worth more than 89% of them ($819,291 against a typical $493,867), its price per square foot is higher than 96% of them ($467 against a typical $311), it is bigger than 53% of them (1,754 ft² against a typical 1,680 ft²), its lot is bigger than almost all of them (36.2 ac against a typical 0.39 ac) and it is newer than 3% of them (1850 against a typical 1976). Measured against all of Strafford County, it is worth more than 91% 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 31 Back River Rd, Dover, NH?

The 2025 property tax bill for 31 Back River Rd, Dover, NH was $20,924. The county assessed it at $1,063,200.

Closest homes

More homes in Dover 03820

Assigned schools

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