15 Granite St is a 4,379 square foot multi-family home on a 0.6 acre lot with 5 bedrooms and 3 bathrooms. Based on Redfin's Westerly data, we estimate the home's value is $802,465.
Multi-familyProperty Type
1903Year Built
0.6 acresLot Size
$183Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$802,465
$12K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 22.1% higher than the average sale price ($657K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$6,576
$210,800 + $634,500
$845,300
Tax history for 15 Granite St
Year
Property tax
Land + Additions
Assessment*
2025
$6,576
$210,800 + $634,500
$845,300
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
P-15
Professional/Office District
The Professional/Office Zoning District is intended to establish areas within which the Town encourages a concentration of professional office and related uses. Property in this district often provides a transitional area between more intense districts and residential districts.
Permitted uses
Include but are not limited to:
Hospital / medical center
Housing-Group
Housing-Single unit
Housing-Multiple units
Mixed use development
Office
Recreation
Water related
Property details
Interior
Bathroom Information
# of Full Baths: 3
Heating & Cooling
Heating Type: Steam
Room Information
# of Rooms: 14
Exterior
Exterior Information
Physical Condition: Very Good
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gambrel
Property Information
Living Sq. Ft: 4,379
Gross Sq. Ft: 7,259
# of Units: 3
# of Stories: 3
Lot Information
# of Buildings: 1
Land Sq. Ft: 26,136
Municipality Name: WESTERLY
Acres: 0.6
State Use Description: 3-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 4,379
Stories: 3.0
Lot Size: 0.6 acres
Style: Multi-Family (2-4 Unit)
Year Built: 1903
Year Renovated: —
County: Washington County
APN: 9504296S
Home facts updated by county records on Oct 19, 2026
Around this home
Schools
K - 12
Preschool & daycare
State Street School
Public K-4 • Assigned • 0.8mi
9/10
Westerly Middle School
Public 5-8 • Assigned • 2.9mi
7/10
Westerly High School
Public 9-12 • Assigned • 0.4mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Historical weather
Westerly, RI • 02891
Average low and high temperatures (°F)
35
22
37
22
47
33
56
41
63
51
75
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79
65
76
59
72
57
63
47
54
37
40
26
Jan
Feb
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Apr
May
Jun
Jul
Aug
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Oct
Nov
Dec
Sun exposure
Try the sun simulator tool to see how light moves across the property at different times of day and year.
Provided by Shadowmap
Estimated sale price
$763,000 – $923,000
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