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Single Family ResidenceResidential
$365,956$238 / 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 87How 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
Last sold for $155,500 on Feb 28, 2012

55 RIVERSIDE AVE

SANFORD, ME 04073
3
Beds
1
Baths
1,538 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1910
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$366K
$317K low$415K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$155,500 · Feb 28, 2012
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.$62,699
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$50,159
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.81%
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.$223,257
PARTNERS BANK OF NEW ENGLAND · R · recorded May 3, 2022
2nd 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.$80,000
PARTNERS BANK OF NEW ENGLAND

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,728 (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.$276,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$52,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$224,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$359,195

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.100 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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.Conventional
CountyYORK
Lot (acres)The size of the land the home sits on, from county records.0.17
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.

Neighborhood · ZIP 04073These 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.116
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.97

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.18,822
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.495 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,977
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,891
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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

55 Riverside 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.

  • Worth less than 81% of homes in York County
  • Costs less per square foot than 91% of homes in York County
  • Has a smaller lot than 86% of homes in York County
  • Older than 89% of homes in York County

What homes are worth in Sanford 04073

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

This home
$234K$681K

This home is worth more than 44% of homes in Sanford 04073.

How it measures up in Sanford 04073

The dot is this home. The mark in the middle is the typical home in Sanford 04073.

Estimated value$365,956
CheaperTypical $379,332Pricier

Pricier than 44% of homes nearby

Price per ft²$238
CheaperTypical $289Pricier

Pricier than 24% of homes nearby

Living area1,538 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.17 ac
SmallerTypical 0.34 acBigger

Bigger than 20% of homes nearby

Year built1910
OlderTypical 1973Newer

Newer than 14% of homes nearby

How 55 Riverside Ave ranks against every home in each area.
MeasureThis homeSanford 04073York County
Estimated valuepricier than$365,95644% of homes19% of homes
Price per ft²pricier than$23824% of homes9% of homes
Living areabigger than1,538 ft²64% of homes57% of homes
Lot sizebigger than0.17 ac20% of homes14% of homes
Year builtnewer than191014% of homes11% of homes

About 55 Riverside Ave

How much is 55 Riverside Ave, Sanford, ME worth?

The TopHap Estimate for 55 Riverside Ave, Sanford, ME is $365,956 as of Jul 14, 2026. The likely range is $317,017 to $414,895. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 55 Riverside Ave, Sanford, ME last sell?

55 Riverside Ave, Sanford, ME last sold on Feb 28, 2012 for $155,500, according to the county's recorded deed.

How big is 55 Riverside Ave, Sanford, ME?

55 Riverside Ave, Sanford, ME has 3 bedrooms, 1 bathrooms, 1,538 square feet of living space and a 0.17-acre lot.

When was 55 Riverside Ave, Sanford, ME built?

55 Riverside Ave, Sanford, ME was built in 1910, making it 116 years old. It is a conventional home. The building has 2 stories.

How does 55 Riverside Ave, Sanford, ME compare to other homes in Sanford 04073?

Among the 5,918 homes in Sanford 04073, it is worth more than 44% of them ($365,956 against a typical $379,332), its price per square foot is higher than 24% of them ($238 against a typical $289), it is bigger than 64% of them (1,538 ft² against a typical 1,344 ft²), its lot is bigger than 20% of them (0.17 ac against a typical 0.34 ac) and it is newer than 14% of them (1910 against a typical 1973). Measured against all of York County, it is worth more than 19% 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 55 Riverside Ave, Sanford, ME?

The 2025 property tax bill for 55 Riverside Ave, Sanford, ME was $4,728. The county assessed it at $276,500.

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