Residential Income (General/Multi-Family)Residential
Last sold for $2,275,000 on Oct 27, 2022
27 MCKENN ST
WALTHAM, MA 02453
0
Baths
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
Valuation
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,275,000 · Oct 27, 2022
Tax & Assessment
Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,258 (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.$1,961,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$582,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,379,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,591,345
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.25 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal
Scores 0–100; higher = greater projected risk.
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential Income (General/Multi-Family)
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.23
PoolWhether the property has a pool, and what kind, such as in-ground.No
Transaction History(3)
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.
MEH
John W. McDevitt Middle SchoolB
Middle · Grades 6–8 · 0.5 mi
Henry Whittemore Elementary SchoolB
Elementary · Grades KG–5 · 0.5 mi
Waltham Sr High SchoolC
High · Grades 9–12 · 1.6 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%
Owner Tools
Do you own this home?
Claim this homeData 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
27 Mckenn 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.
- Has a bigger lot than 90% of homes in The Chemistry
How it measures up in Waltham 02453
The dot is this home. The mark in the middle is the typical home in Waltham 02453.
Lot size0.23 ac
SmallerTypical 0.15 acBigger
Bigger than 82% of homes nearby
| Measure | This home | The Chemistry | Waltham 02453 | Middlesex County |
|---|---|---|---|---|
| Lot sizebigger than | 0.23 ac | 90% of homes | 82% of homes | 38% of homes |
About 27 Mckenn St
When did 27 Mckenn St, Waltham, MA last sell?
27 Mckenn St, Waltham, MA last sold on Oct 27, 2022 for $2,275,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.
What schools serve 27 Mckenn St, Waltham, MA?
27 Mckenn St, Waltham, MA is assigned to John W. McDevitt Middle School (middle), rated B; Henry Whittemore Elementary School (elementary), 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.
What are the property taxes on 27 Mckenn St, Waltham, MA?
The 2025 property tax bill for 27 Mckenn St, Waltham, MA was $19,258. The county assessed it at $1,961,100.
More homes on Mckenn St
- 22 Mckenn St$803K5 bd · 1.5 ba · 1,656 ft² · Sold $450K · Jan 2020
- 28 Mckenn St # 306 bd · 4 ba · 3,182 ft² · Sold $485K · Jul 2013
- 17 Mckenn St6 bd · 3 ba · 1,968 ft² · Sold $398K · Jun 2003
- 32 Mckenn St6 bd · 6 ba · 2,376 ft² · Sold $166K · Aug 1996
- 25 Mckenn St$622K2 bd · 1 ba · 1,032 ft² · Sold $34K · Jun 1978
- 18 Mckenn St8 bd · 6 ba · 3,060 ft²
Closest homes
- 27 Whitcomb St$738K76 ft · 2 bd · 1 ba · 1,300 ft² · Sold $120K · Mar 1997
- 25 Mckenn St$622K79 ft · 2 bd · 1 ba · 1,032 ft² · Sold $34K · Jun 1978
- 32 Mckenn St116 ft · 6 bd · 6 ba · 2,376 ft² · Sold $166K · Aug 1996
- 28 Mckenn St145 ft · 6 bd · 4 ba · 3,182 ft² · Sold $485K · Jul 2013
- 10 Wall St # 2$833K129 ft · 3 bd · 4 ba · 2,189 ft² · Sold $650K · Jul 2019
- 10 Wall St # 1$831K129 ft · 3 bd · 4 ba · 2,189 ft² · Sold Sep 2020
- 17 Mckenn St127 ft · 6 bd · 3 ba · 1,968 ft² · Sold $398K · Jun 2003
- 22 Mckenn St$803K165 ft · 5 bd · 1.5 ba · 1,656 ft² · Sold $450K · Jan 2020
More homes in Waltham 02453
- 11 Bright St$730K3 bd · 3 ba · 1,505 ft² · Sold $730K · Aug 2026
- 329 Crescent St$540K2 bd · 1 ba · 870 ft² · Sold $540K · Aug 2026
- 200 Weston St$714K3 bd · 1 ba · 1,248 ft² · Sold $714K · Aug 2026
- 17 Washington Ave$870K3 bd · 2 ba · 1,847 ft² · Sold $870K · Aug 2026
- 95 Central St8 bd · 2.5 ba · 2,245 ft² · Sold $649K · Aug 2026
- 79 Cedarwood Ave$920K3 bd · 1.5 ba · 1,536 ft² · Sold $920K · Aug 2026
- 61 Parmenter Rd$820K3 bd · 2.5 ba · 1,730 ft² · Sold $820K · Aug 2026
- 36 Prospect St$720K2 bd · 1.5 ba · 1,168 ft² · Sold $720K · Aug 2026
- 111 Warren St$790K2 bd · 2.5 ba · 1,344 ft² · Sold $790K · Aug 2026
- 6 Virginia Rd$838K4 bd · 1 ba · 1,778 ft² · Sold $838K · Aug 2026
- 74 Rose Hill Way$1.1M3 bd · 2.5 ba · 1,868 ft² · Sold $1.1M · Aug 2026
- 68 Adams St4 bd · 2.5 ba · 2,536 ft² · Sold $1.1M · Jul 2026
Assigned schools
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