OFF MARKET

—

•

1.5 ba

•

1,705

sq ft

17 Knowles Ave, Westerly, RI 02891

About this home

17 Knowles Ave is a 1,705 square foot property on a 0.35 acre lot with 5 bedrooms and 1.5 bathrooms.

1940Year Built

0.35 acresLot Size

Source:Public Records

Listed by The Blackstone Team • Compass

•401-646-0023 (agent)

Redfin checked: 2 minutes ago

•Source:RIS #1364788

Redfin Estimate

Unfortunately, we don't have enough data to generate an accurate Estimate at this time.

Market trends in 02891, RI

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.4%

1.3% MoM

Median sale price

$735K

$110K MoM

Avg. days on market

25d

1 days MoM

Recently sold homes

6 MoM

New listings for sale

OPEN SAT, 11AM TO 1PM
$1,100,000
4 beds1.5 baths900 sq ft
27 Benson Ave, Westerly, RI 02891
OPEN SAT, 2PM TO 3:30PM
$529,900
7 beds4 baths3,614 sq ft
18 Spring St, Westerly, RI 02891
OPEN SAT, 10AM TO 12PM
$595,000
3 beds3 baths2,200 sq ft
346 Post Rd, Westerly, RI 02891
OPEN SAT, 11:30AM TO 1PM
$899,000
3 beds2.5 baths3,238 sq ft
22 South Dr, Westerly, RI 02891
OPEN SAT, 11AM TO 1PM
$595,000
1 bed2 baths2,256 sq ft
24 Sherwood Dr, Westerly, RI 02891
OPEN SAT, 10AM TO 12PM
$1,250,000
4 beds4 baths4,366 sq ft
14 Mary Lou Ave, Westerly, RI 02891
$1,399,000
4 beds1.5 baths1,260 sq ft
15 Breach Dr, Westerly, RI 02891
$599,000
4 beds2 baths1,718 sq ft
215 Canal St, Westerly, RI 02891
$4,395,000
4 beds3 baths2,352 sq ft
377 Atlantic Ave, Westerly, RI 02891
$11,250,000
7 beds6 baths5,814 sq ft
4 Arraquat Rd, Westerly, RI 02891
See all

Provided by Redfin

Sale history for 17 Knowles Ave

Year

Property tax

Land + Additions

Assessment*

2025

$17,410 (+7.5%)

$2,176,100 + $272,600

$2,448,700

2024

$16,190 (+2.8%)

$1,413,400 + $237,000

$1,650,400

2023

$15,746 (+0.6%)

$1,413,400 + $223,400

$1,636,800

2022

$15,648 (+1.4%)

$1,413,400 + $223,400

$1,636,800

2021

$15,433 (+1.9%)

$1,167,500 + $172,200

$1,339,700

2020

$15,152 (+1.0%)

$1,167,500 + $172,200

$1,339,700

2019

$15,005 (+17.5%)

$1,167,500 + $172,200

$1,339,700

2018

$12,767 (+2.5%)

$921,700 + $153,000

$1,074,700

2017

$12,456 (−0.8%)

$921,700 + $153,000

$1,074,700

2016

$12,552 (−9.7%)

$921,700 + $153,000

$1,074,700

2015

$13,907 (+1.7%)

$1,129,300 + $156,000

$1,285,300

2014

$13,676 (+1.0%)

$1,129,300 + $156,000

$1,285,300

2013

$13,534 (−1.5%)

$1,129,300 + $156,000

$1,285,300

2012

$13,745

$1,254,100 + $157,100

$1,411,200

Tax history for 17 Knowles Ave

Year

Property tax

Land + Additions

Assessment*

2025

$17,410 (+7.5%)

$2,176,100 + $272,600

$2,448,700

2024

$16,190 (+2.8%)

$1,413,400 + $237,000

$1,650,400

2023

$15,746 (+0.6%)

$1,413,400 + $223,400

$1,636,800

2022

$15,648 (+1.4%)

$1,413,400 + $223,400

$1,636,800

2021

$15,433 (+1.9%)

$1,167,500 + $172,200

$1,339,700

2020

$15,152 (+1.0%)

$1,167,500 + $172,200

$1,339,700

2019

$15,005 (+17.5%)

$1,167,500 + $172,200

$1,339,700

2018

$12,767 (+2.5%)

$921,700 + $153,000

$1,074,700

2017

$12,456 (−0.8%)

$921,700 + $153,000

$1,074,700

2016

$12,552 (−9.7%)

$921,700 + $153,000

$1,074,700

2015

$13,907 (+1.7%)

$1,129,300 + $156,000

$1,285,300

2014

$13,676 (+1.0%)

$1,129,300 + $156,000

$1,285,300

2013

$13,534 (−1.5%)

$1,129,300 + $156,000

$1,285,300

2012

$13,745

$1,254,100 + $157,100

$1,411,200

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning

MDR-30

Medium-Density Residential 30 District

The Medium-Density Residential 20 Zoning Districts are generally intended for single-family neighborhoods adjacent to high-density areas. These zoning districts are designed to conform to existing development patterns rather than encourage major expansions beyond defined neighborhoods. Most areas within this district are connected to municipal water but not to municipal sewers. Specific provision is provided for alternative residential development of certain property of substantial size in the R-30 Zoning District.

Permitted uses

Include but are not limited to:

Housing-Group
Housing-Single unit
Park & open space
Water related

Property details

Interior

Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1

Heating & Cooling
Heating Type: Forced Hot Water

Room Information
# of Rooms: 9

Exterior

Exterior Information
Physical Condition: Average
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gambrel

Property Information
Living Sq. Ft: 1,705
Gross Sq. Ft: 2,580
# of Units: 1
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 15,246
Municipality Name: WESTERLY
Acres: 0.35
State Use Description: RESIDENTIAL-OTHER

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 5
Baths: 1.5
Sq. Ft.: 1,705
Stories: 2.0
Lot Size: 0.35 acres
Style: Other
Year Built: 1940
Year Renovated: —
County: Washington County
APN: 468567

Home facts updated by county records on Jun 22, 2026

Around this home

Schools

Dunn's Corners School

Public K-4 • Assigned • 1.4mi

6/10

Westerly Middle School

Public 5-8 • Assigned • 1.9mi

7/10

Westerly High School

Public 9-12 • Assigned • 4.4mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

6/10 Heat Factor

7 days above 89° expected this year, 18 days in 30 years

8/10 Wind Factor

80% chance of strong winds in next 30 years

4/10 Air Factor

4 unhealthy days expected this year, 6 days in 30 years

Provided by First Street

Historical weather

Westerly, RI • 02891

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

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

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Nearby similar homes

$9,750,000

5 beds5.5 baths4,657 sq ft

20 Browning Rd, Westerly, RI 02891

$11,250,000

7 beds6 baths5,814 sq ft

4 Arraquat Rd, Westerly, RI 02891

$3,450,000

4 beds5.5 baths3,606 sq ft

17 19 East Hills Rd, Westerly, RI 02891

New listings for sale in 02891

OPEN SAT, 11AM TO 1PM

$1,100,000

4 beds1.5 baths900 sq ft

27 Benson Ave, Westerly, RI 02891

OPEN SAT, 2PM TO 3:30PM

$529,900

7 beds4 baths3,614 sq ft

18 Spring St, Westerly, RI 02891

OPEN SAT, 10AM TO 12PM

$595,000

3 beds3 baths2,200 sq ft

346 Post Rd, Westerly, RI 02891

OPEN SAT, 11:30AM TO 1PM

$899,000

3 beds2.5 baths3,238 sq ft

22 South Dr, Westerly, RI 02891

OPEN SAT, 11AM TO 1PM

$595,000

1 bed2 baths2,256 sq ft

24 Sherwood Dr, Westerly, RI 02891

OPEN SAT, 10AM TO 12PM

$1,250,000

4 beds4 baths4,366 sq ft

14 Mary Lou Ave, Westerly, RI 02891

$1,399,000

4 beds1.5 baths1,260 sq ft

15 Breach Dr, Westerly, RI 02891

$599,000

4 beds2 baths1,718 sq ft

215 Canal St, Westerly, RI 02891

$4,395,000

4 beds3 baths2,352 sq ft

377 Atlantic Ave, Westerly, RI 02891

Home values near 17 Knowles Ave

Data from public records.

Address	Redfin Estimate
23 Knowles Ave, Westerly, RI 4 Beds \| 3.5 Baths \| 3818 Sq. Ft.	$4,457,355
11 Knowles Ave, Westerly, RI 4 Beds \| 2 Baths \| 1410 Sq. Ft.	$1,475,338

Address	Redfin Estimate
20 Knowles Ave, Westerly, RI 4 Beds \| 3 Baths \| 1764 Sq. Ft.	$2,831,481
19 Knowles Ave, Westerly, RI 5 Beds \| 3.5 Baths \| 3394 Sq. Ft.	$5,131,442

Address	Redfin Estimate
13 Knowles Ave, Westerly, RI 2 Beds \| 1 Baths \| 1248 Sq. Ft.	$823,891
21 Knowles Ave, Westerly, RI 3 Beds \| 2 Baths \| 1814 Sq. Ft.	$3,289,800

Property information provided by RIS when last listed in 2025. This data may not match . Learn more.

Listing provided courtesy of: Compass

Listing agent: The Blackstone Team (4016460023)

The data relating to real estate for sale on this web site comes in part from the IDX Program of the State-Wide Multiple Listing Service, Inc. Real estate listings held by brokerage firms other than Redfin are marked with the MLS logo and detailed information about them includes the name of the listing brokers. Information deemed reliable but not guaranteed.

Last Updated: 2025-05-07T13:08:25.023Z

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Market trends in 02891, RI

Sale history for 17 Knowles Ave

Tax history for 17 Knowles Ave

Zoning

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 02891

Home values near 17 Knowles Ave

More real estate resources