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CondominiumResidential
$281,216$633 / 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 88How 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

188 1/2 RIVER ST

WALTHAM, MA 02453
1
Beds
1
Baths
444 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.
0.83 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$281K
$249K low$314K 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.$204,716
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$163,773
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.25%
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.$76,500
JANET COOK DUNBAR · recorded May 26, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,368 (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.$241,100 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$241,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$334,685

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMIDDLESEX
ConstructionThe main material the home's frame and walls are built from.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Roll Tar & Gravel
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.

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

E
Henry Whittemore Elementary SchoolB
Elementary · Grades KG–5 · 0.5 mi
M
John W. McDevitt Middle SchoolB
Middle · Grades 6–8 · 0.8 mi
H
Waltham Sr High SchoolC
High · Grades 9–12 · 1.7 mi

District: Waltham School District

Neighborhood · ZIP 02453These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.73

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.32,080
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,464 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,981
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$136,606
Average tempThe average temperature here across a full year.49°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.58%

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.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

188 1/2 River 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.

  • Among the least valuable homes in Waltham 02453
  • Costs more per square foot than 94% of homes in The Bleachery
  • Among the smallest homes in Waltham 02453
  • Has a bigger lot than 96% of homes in The Bleachery
  • Newer than 85% of homes in Waltham 02453

What homes are worth in Waltham 02453

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

This home
$366K$1.3M

This home is worth less than almost all homes in Waltham 02453.

How it measures up in Waltham 02453

The dot is this home. The mark in the middle is the typical home in Waltham 02453.

Estimated value$281,216
CheaperTypical $798,446Pricier

Cheaper than almost all homes nearby

Price per ft²$633
CheaperTypical $503Pricier

Pricier than 90% of homes nearby

Living area444 ft²
SmallerTypical 1,862 ft²Bigger

Smaller than almost all homes nearby

Lot size0.83 ac
SmallerTypical 0.15 acBigger

Bigger than 95% of homes nearby

Year built1983
OlderTypical 1930Newer

Newer than 85% of homes nearby

How 188 1/2 River St ranks against every home in each area.
MeasureThis homeThe BleacheryWaltham 02453Middlesex County
Estimated valuepricier than$281,2162% of homesalmost no homes2% of homes
Price per ft²pricier than$63394% of homes90% of homes79% of homes
Living areabigger than444 ft²almost no homesalmost no homesalmost no homes
Lot sizebigger than0.83 ac96% of homes95% of homes75% of homes
Year builtnewer than198381% of homes85% of homes74% of homes

About 188 1/2 River St

How much is 188 1/2 River St, Waltham, MA worth?

The TopHap Estimate for 188 1/2 River St, Waltham, MA is $281,216 as of Jul 14, 2026. The likely range is $248,840 to $313,592. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 188 1/2 River St, Waltham, MA last sell?

188 1/2 River St, Waltham, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 188 1/2 River St, Waltham, MA?

188 1/2 River St, Waltham, MA has 1 bedrooms, 1 bathrooms and 444 square feet of living space.

When was 188 1/2 River St, Waltham, MA built?

188 1/2 River St, Waltham, MA was built in 1983, making it 43 years old. It is a condo/apartment home. The building has 3 stories.

What schools serve 188 1/2 River St, Waltham, MA?

188 1/2 River St, Waltham, MA is assigned to Henry Whittemore Elementary School (elementary), rated B; John W. McDevitt Middle School (middle), rated B; Waltham Sr High School (high), rated C. All sit in Waltham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 188 1/2 River St, Waltham, MA compare to other homes in Waltham 02453?

Among the 6,296 homes in Waltham 02453, it is worth more than almost none of them ($281,216 against a typical $798,446), its price per square foot is higher than 90% of them ($633 against a typical $503), it is bigger than almost none of them (444 ft² against a typical 1,862 ft²), its lot is bigger than 95% of them (0.83 ac against a typical 0.15 ac) and it is newer than 85% of them (1983 against a typical 1930). Measured against all of Middlesex County, it is worth more than 2% 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 188 1/2 River St, Waltham, MA?

The 2025 property tax bill for 188 1/2 River St, Waltham, MA was $2,368. The county assessed it at $241,100.

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Assigned schools

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See this home in context

Open 188 1/2 River Ston TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

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