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Single Family ResidenceResidential
$568,100$333 / 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 Sep 24, 2026
Last sold for $40,000 on Aug 20, 2012

13 RIVERDALE AVE

DOVER, NH 03820
3
Beds
2
Baths
1,704 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.
0.44 ac
Lot SizeThe size of the land the home sits on, from county records.
2012
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$568K
$544K low$593K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$40,000 · Aug 20, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,851 (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.$653,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$172,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$481,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$481,080

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
CountySTRAFFORD
Lot (acres)The size of the land the home sits on, from county records.0.44
HeatingThe type of heating system in the home.Electric
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.Spa/Hot Tub (Only)

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.

E
Garrison Elementary SchoolB+
Elementary · Grades KG–4 · 0.3 mi
H
Dover High SchoolC
High · Grades 9–12 · 1.4 mi
M
Dover Middle SchoolB-
Middle · Grades 5–8 · 1.4 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%

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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

13 Riverdale Ave 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.

  • Costs more per square foot than 66% of homes in Strafford County
  • Newer than 91% 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
$217K$1.4M

This home is worth more than 54% 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$568,100
CheaperTypical $549,004Pricier

Pricier than 54% of homes nearby

Price per ft²$333
CheaperTypical $345Pricier

Pricier than 43% of homes nearby

Living area1,704 ft²
SmallerTypical 1,674 ft²Bigger

Bigger than 51% of homes nearby

Lot size0.44 ac
SmallerTypical 0.4 acBigger

Bigger than 53% of homes nearby

Year built2012
OlderTypical 1975Newer

Newer than 91% of homes nearby

How 13 Riverdale Ave ranks against every home in each area.
MeasureThis homeDover 03820Strafford County
Estimated valuepricier than$568,10054% of homes63% of homes
Price per ft²pricier than$33343% of homes66% of homes
Living areabigger than1,704 ft²51% of homes54% of homes
Lot sizebigger than0.44 ac53% of homes38% of homes
Year builtnewer than201291% of homes90% of homes

About 13 Riverdale Ave

How much is 13 Riverdale Ave, Dover, NH worth?

The TopHap Estimate for 13 Riverdale Ave, Dover, NH is $568,100 as of Sep 24, 2026. The likely range is $543,590 to $592,610. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13 Riverdale Ave, Dover, NH last sell?

13 Riverdale Ave, Dover, NH last sold on Aug 20, 2012 for $40,000, according to the county's recorded deed.

How big is 13 Riverdale Ave, Dover, NH?

13 Riverdale Ave, Dover, NH has 3 bedrooms, 2 bathrooms, 1,704 square feet of living space and a 0.44-acre lot.

When was 13 Riverdale Ave, Dover, NH built?

13 Riverdale Ave, Dover, NH was built in 2012, making it 14 years old. It is a ranch home. The building has 1 story.

What schools serve 13 Riverdale Ave, Dover, NH?

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

How does 13 Riverdale Ave, Dover, NH compare to other homes in Dover 03820?

Among the 9,553 homes in Dover 03820, it is worth more than 54% of them ($568,100 against a typical $549,004), its price per square foot is higher than 43% of them ($333 against a typical $345), it is bigger than 51% of them (1,704 ft² against a typical 1,674 ft²), its lot is bigger than 53% of them (0.44 ac against a typical 0.4 ac) and it is newer than 91% of them (2012 against a typical 1975). Measured against all of Strafford County, it is worth more than 63% 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 13 Riverdale Ave, Dover, NH?

The 2025 property tax bill for 13 Riverdale Ave, Dover, NH was $12,851. The county assessed it at $653,000.

More homes on Riverdale Ave

Closest homes

More homes in Dover 03820

Assigned schools

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