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Apartments (Generic)Residential

21 RIVERBANK ST

SANFORD, ME 04073
5
Beds
4
Baths
3,349 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1870
Year BuiltThe year the home was originally built, according to county records.
3
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

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.$4,520,412
KENNEBUNK SAVINGS BANK · recorded Mar 21, 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.$3,000,000
KENNEBUNK SAVINGS BANK

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,082 (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.$238,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$203,300

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Apartments (Generic)
CountyYORK
Lot (acres)The size of the land the home sits on, from county records.0.19
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(1)

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.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

21 Riverbank St 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.

  • Bigger than 98% of homes in Sanford 04073
  • Has a smaller lot than 85% of homes in York County
  • Older than 98% 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.

Living area3,349 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.19 ac
SmallerTypical 0.34 acBigger

Bigger than 22% of homes nearby

Year built1870
OlderTypical 1973Newer

Newer than 2% of homes nearby

How 21 Riverbank St ranks against every home in each area.
MeasureThis homeSanford 04073York County
Living areabigger than3,349 ft²98% of homes96% of homes
Lot sizebigger than0.19 ac22% of homes15% of homes
Year builtnewer than18702% of homes3% of homes

About 21 Riverbank St

When did 21 Riverbank St, Sanford, ME last sell?

21 Riverbank St, Sanford, ME last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Riverbank St, Sanford, ME?

21 Riverbank St, Sanford, ME has 5 bedrooms, 4 bathrooms, 3,349 square feet of living space and a 0.19-acre lot.

When was 21 Riverbank St, Sanford, ME built?

21 Riverbank St, Sanford, ME was built in 1870, making it 156 years old. The building has 3 stories.

How does 21 Riverbank St, Sanford, ME compare to other homes in Sanford 04073?

Among the 5,918 homes in Sanford 04073, it is bigger than 98% of them (3,349 ft² against a typical 1,344 ft²), its lot is bigger than 22% of them (0.19 ac against a typical 0.34 ac) and it is newer than 2% of them (1870 against a typical 1973). 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 Riverbank St, Sanford, ME?

The 2025 property tax bill for 21 Riverbank St, Sanford, ME was $4,082. The county assessed it at $238,700.

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