9 WILLIAM ST
Valuation
Tax & Assessment
Climate Risk
Scores 0–100; higher = greater projected risk.
Property Facts
Transaction History(7)
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.
District: Newton School District
Neighborhood · ZIP 02465These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
Index scale: 100 = US average (tick). Lower is better.
Owner Tools
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
9 William 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.
- Worth more than 74% of homes in Middlesex County
- Costs less per square foot than 96% of homes in West Newton 02465
- Bigger than 66% of homes in Middlesex County
- Has a smaller lot than 67% of homes in Middlesex County
- Older than 68% of homes in Middlesex County
What homes are worth in West Newton 02465
Each bar is how many homes fall in that price range. The marker is this home.
This home is worth more than 31% of homes in West Newton 02465.
How it measures up in West Newton 02465
The dot is this home. The mark in the middle is the typical home in West Newton 02465.
Pricier than 31% of homes nearby
Pricier than 4% of homes nearby
Bigger than 54% of homes nearby
Bigger than 47% of homes nearby
Newer than 55% of homes nearby
| Measure | This home | West Newton 02465 | Middlesex County |
|---|---|---|---|
| Estimated valuepricier than | $1,056,796 | 31% of homes | 74% of homes |
| Price per ft²pricier than | $470 | 4% of homes | 53% of homes |
| Living areabigger than | 2,247 ft² | 54% of homes | 66% of homes |
| Lot sizebigger than | 0.19 ac | 47% of homes | 33% of homes |
| Year builtnewer than | 1930 | 55% of homes | 32% of homes |
About 9 William St
How much is 9 William St, West Newton, MA worth?
The TopHap Estimate for 9 William St, West Newton, MA is $1,056,796 as of Oct 21, 2026. The likely range is $994,064 to $1,119,528. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did 9 William St, West Newton, MA last sell?
9 William St, West Newton, MA last sold on Sep 27, 2013 for $630,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.
How big is 9 William St, West Newton, MA?
9 William St, West Newton, MA has 3 bedrooms, 3.5 bathrooms, 2,247 square feet of living space and a 0.19-acre lot.
When was 9 William St, West Newton, MA built?
9 William St, West Newton, MA was built in 1930, making it 96 years old. It is a colonial home. The building has 3 stories.
What schools serve 9 William St, West Newton, MA?
9 William St, West Newton, MA is assigned to Franklin Elementary School (elementary), rated A-; F. A. Day Middle School (middle), rated A+; Newton North High School (high), rated A+. All sit in Newton School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 9 William St, West Newton, MA compare to other homes in West Newton 02465?
Among the 3,799 homes in West Newton 02465, it is worth more than 31% of them ($1,056,796 against a typical $1,300,986), its price per square foot is higher than 4% of them ($470 against a typical $683), it is bigger than 54% of them (2,247 ft² against a typical 2,140 ft²), its lot is bigger than 47% of them (0.19 ac against a typical 0.2 ac) and it is newer than 55% of them (1930 against a typical 1930). Measured against all of Middlesex County, it is worth more than 74% 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 9 William St, West Newton, MA?
The 2026 property tax bill for 9 William St, West Newton, MA was $14,348. The county assessed it at $1,480,700.
More homes on William St
- 48 William St$1.3M3 bd · 1.5 ba · 1,639 ft² · Sold $1.2M · Oct 2025
- 60 William St$925K4 bd · 1 ba · 1,398 ft² · Sold $815K · Nov 2024
- 28 William St$994K4 bd · 2 ba · 1,601 ft² · Sold $910K · Sep 2024
- 51 William St$996K3 bd · 1 ba · 1,204 ft² · Sold $990K · Apr 2022
- 35 William St # 374 bd · 5 ba · 2,534 ft² · Sold $641K · Jan 2018
- 21 William St$897K3 bd · 2 ba · 1,221 ft² · Sold Jun 2017
- 56 William St$736K3 bd · 2 ba · 1,247 ft² · Sold $400K · Apr 2017
- 40 William St$818K5 bd · 1 ba · 988 ft² · Sold $595K · Sep 2015
- 12 William St$1.1M4 bd · 2 ba · 1,741 ft² · Sold $662K · Apr 2015
- 57 William St$1.2M5 bd · 4.5 ba · 2,552 ft² · Sold $588K · Nov 2013
- 64 William St$1.2M3 bd · 2.5 ba · 1,735 ft² · Sold $634K · Oct 2013
- 44 William St$1.1M3 bd · 2 ba · 1,564 ft² · Sold $671K · Aug 2013
Closest homes
- 15 William St$940K49 ft · 5 bd · 3 ba · 1,936 ft² · Sold $524K · Feb 2007
- 263 River St$1M86 ft · 2 bd · 2 ba · 1,043 ft² · Sold $890K · Nov 2024
- 257 River St$1.2M109 ft · 3 bd · 3 ba · 2,336 ft² · Sold $1M · Dec 2021
- 17 William St$941K99 ft · 4 bd · 2.5 ba · 1,860 ft² · Sold $488K · Jun 2010
- 265 River St94 ft · 4 bd · 2 ba · 2,268 ft² · Sold $1.1M · Aug 2026
- 12 Star Rd$777K120 ft · 3 bd · 2.5 ba · 1,531 ft² · Sold $522K · Dec 2015
- 21 William St$897K150 ft · 3 bd · 2 ba · 1,221 ft² · Sold Jun 2017
- 253 River St$875K169 ft · 2 bd · 1 ba · 1,257 ft² · Sold Jan 1900
More homes in West Newton 02465
- 30 Gilbert St$975K3 bd · 1.5 ba · 1,318 ft² · Sold $1.1M · Oct 2026
- 283 Highland Ave$2.1M6 bd · 3.5 ba · 3,616 ft² · Sold $5M · Oct 2026
- 82 Pine St$1.2M3 bd · 1.5 ba · 1,572 ft² · Sold $1.2M · Oct 2026
- 12 Sylvester Rd$2.8M2 bd · 2 ba · 1,188 ft² · Sold $2.8M · Oct 2026
- 44 Barbara Rd$1M4 bd · 3.5 ba · 1,152 ft² · Sold $1M · Sep 2026
- 105 Warwick Rd5 bd · 2 ba · 2,480 ft² · Sold $1.2M · Sep 2026
- 42 Smith Ave$1.1M3 bd · 2.5 ba · 1,624 ft² · Sold $3.3M · Sep 2026
- 46 Cherry St$890K3 bd · 1.5 ba · 1,378 ft² · Sold $885K · Sep 2026
- 32 Smith Ave$1.3M5 bd · 2 ba · 2,442 ft² · Sold $1.3M · Sep 2026
- 155 Adams Ave$1.9M5 bd · 4 ba · 2,208 ft² · Sold $1.9M · Sep 2026
- 1581 Washington St$601K2 bd · 1 ba · 1,008 ft² · Sold $600K · Sep 2026
- 41 Murray Rd$981K3 bd · 2.5 ba · 1,430 ft² · Sold $980K · Sep 2026
Assigned schools
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