CondominiumResidential
18 Day St
WALTHAM, MA 02453
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.
Built 20052 units2,290–2,290 ft²
$1.8M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$905K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$395
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
-15.9%vs the Waltham ZIP median sale $/ft² ($470)
Sales Performance
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Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+3.3%per yeartypical hold 3.7 yrsfrom 5 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
200620092013201620182024
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
200620092013201620182024
7 arms-length sales on record for this building.
Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
3 bed
2 units$905K · $395/ft²
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
3 bd · 2.5 ba · 2,290 ft²
2 units$905K · $395/ft²
Ownership & Financing
Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.100%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.0%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.5.0 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.0%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.63%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$906,940
Median tax billThe middle annual property tax bill among the building's units.$7,370
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0
Recent SalesThe latest recorded arms-length sales in the building, newest first.
Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Garage, Basement
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.
EMH
Henry Whittemore Elementary SchoolB
Elementary · Grades KG–5 · 0.2 mi
John W. McDevitt Middle SchoolB
Middle · Grades 6–8 · 0.8 mi
Waltham Sr High SchoolC
High · Grades 9–12 · 1.9 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%
All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 18 Day St
How many units are in 18 Day St, Waltham, MA?
18 Day St, Waltham, MA has 2 residential units across built in 2005, according to county assessor records.
What is a unit at 18 Day St, Waltham, MA worth?
The median TopHap Estimate across the 2 units at 18 Day St, Waltham, MA is $905,232. That works out to $395 per square foot. Units run from 2,290 to 2,290 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 18 Day St, Waltham, MA expensive for Waltham?
Units at 18 Day St, Waltham, MA carry a median of $395 per square foot, 16% below the Waltham median of $470 per square foot.
How often do units sell at 18 Day St, Waltham, MA?
0 units at 18 Day St, Waltham, MA sold in the last 12 months, out of 7 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.
Have units at 18 Day St, Waltham, MA appreciated?
Across 5 repeat sales of the same unit, 18 Day St, Waltham, MA returned a median 3.3% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 3.7 years.
What floor plans does 18 Day St, Waltham, MA have?
The most common plan at 18 Day St, Waltham, MA is a 3-bedroom of 2,290 square feet, repeated 2 times, with a median estimate of $905,232. TopHap identifies 1 recurring plans in the building.
Closest homes
- 18 Day St$877K0 ft · 3 bd · 2.5 ba · 2,290 ft² · Sold $678K · May 2018
- 12 Day St # 1455 ft · 6 bd · 3 ba · 2,650 ft² · Sold $210K · Sep 1992
- 8 Day St # 2$931K105 ft · 3 bd · 4 ba · 2,736 ft² · Sold Oct 2022
- 8 Day St # 1$923K105 ft · 3 bd · 4 ba · 2,736 ft² · Sold $770K · Jul 2020
- 20a Day St109 ft · 6 bd · 6 ba · 3,455 ft² · Sold Jun 2010
- 20b Day St128 ft · 6 bd · 6 ba · 3,455 ft²
- 40 Clinton St$865K119 ft · 4 bd · 1.5 ba · 2,364 ft² · Sold $148K · Jul 1993
- 43 Clinton St130 ft · 2 bd · 3 ba · 1,648 ft² · Sold $348K · Jul 2006
More homes in Waltham 02453
- 68 Adams St4 bd · 2.5 ba · 2,536 ft² · Sold $1.1M · Jul 2026
- 17 Ash St9 bd · 4.5 ba · 4,609 ft² · Sold $2.3M · Jul 2026
- 79 Cherry St6 bd · 4.5 ba · 2,738 ft² · Sold $1.3M · Jul 2026
- 14 Kenmore Rd$675K3 bd · 1 ba · 1,188 ft² · Sold $600K · Jul 2026
- 103 Cushing St$620K3 bd · 1 ba · 1,280 ft² · Sold $602K · Jul 2026
- 17 Robbins St$499K1 bd · 1 ba · 760 ft² · Sold $505K · Jul 2026
- 19 Robbins St$472K1 bd · 1 ba · 729 ft² · Sold $505K · Jul 2026
- 61 Canterbury Rd$939K3 bd · 2.5 ba · 2,059 ft² · Sold $930K · Jul 2026
- 65 Brown St4 bd · 2.5 ba · 2,030 ft² · Sold $900K · Jul 2026
- 293 Florence Rd$899K3 bd · 2 ba · 3,226 ft² · Sold $875K · Jul 2026
- 6 Cushing St$700K3 bd · 1 ba · 1,669 ft² · Sold $685K · Jul 2026
- 134 Brown St4 bd · 2.5 ba · 2,463 ft² · Sold $900K · Jul 2026
Assigned schools
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