2431 W Main Rd is a 2,401 square foot house on a 0.79 acre lot with 5 bedrooms and 2 bathrooms. Based on Redfin's Portsmouth data, we estimate the home's value is $561,636.
Single-familyProperty Type
1820Year Built
0.79 acresLot Size
$234Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$561,636
$1,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 34.8% lower than the average sale price ($862K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Nov 20, 2025 • Active
Mechanical
Replace an oil boiler.
HVAC
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 999
Basement Type: Partial
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Type: Steam
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 9
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Antique/Historic
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 2,401
Gross Sq. Ft: 4,819
Ground Floor Sq. Ft: 1,223
# of Units: 1
# of Stories: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 34,412
Municipality Name: PORTSMOUTH
Acres: 0.79
Zoning Code: R30
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 5
Baths: 2.0
Sq. Ft.: 2,401
Stories: 2.0
Lot Size: 0.79 acres
Style: Single Family Residential
Year Built: 1820
Year Renovated: —
County: Newport County
APN: 376909
Home facts updated by county records on Jun 22, 2026
Around this home
Schools
K - 12
Preschool & daycare
Portsmouth Middle School
Public 5-8 • Assigned • 0.2mi
8/10
Portsmouth High School
Public 9-12 • Assigned • 4.2mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Historical weather
Portsmouth, RI • 02871
Average low and high temperatures (°F)
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48
34
57
42
66
51
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81
66
76
61
72
59
62
50
54
40
41
29
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Sun exposure
In this area, properties receive around 9 hours in
June and 4.6 hours in December, which is comparable to the
U.S. average for solar exposure.
9 hrs
4.6 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$534,000 – $646,000
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