338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
338 William Street
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48 photos

338 William Street

Arnprior, Arnprior, ON
Listed today
$549,900For Sale
$534,162Estimated value
4+1Bedrooms
2Bathrooms
1100-1500 sqftSize
4Parking
91 ft × 100 ftLot Size
DetachedProperty Type

338 William Street

Arnprior, ON · Arnprior

Listed today
Bedrooms4+1
Bathrooms2
Size1100-1500 sqft
Parking4
Lot Size91 ft × 100 ft
Property TypeDetached
$549,900
For Sale
MLS# X13420062
$534,162Estimated value

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About this home

This exceptionally well-maintained 4-bedroom home sits on a beautiful, mature corner lot and offers incredible versatility. The main floor features a bright living room with a large picture window overlooking the trail, alongside a cozy family room with a gas fireplace and its own side entrance-offering distinct potential for a third unit. The former double garage has been professionally converted into a spacious primary bedroom, maximizing your main-level living space. Step downstairs to a fully self-contained 1-bedroom basement apartment complete with a separate rear entrance, full kitchen, 3-piece bath, independent laundry, and a generous living area with a second gas fireplace. Vacant and ready for immediate occupancy, this property is perfect for generating premium rental income, hous…

Features & Details

Property Type
Detached
Tax
$4,102 / 2025
Size
1100-1500 sqft
Lot Size
91 x 100 Feet
Basement Info
Apartment, Full, Finished, Separate Entrance
Total Parking Spaces
4
Title
Residential Freehold
Property Style
Bungalow
Community
Arnprior
Municipality
Arnprior
Construction
Brick, Vinyl Siding
Cross Street
Division and William Street
Front Door Facing
South
Lot Legal Description
LT 74, PL 32 ; TOWN OF ARNPRIOR - MCNAB
Data Source
Ottawa Real Estate Board
Brokerage
EXP REALTY
Listed On
Jun 09, 2026
Listing Expires On
Dec 04, 2026
Listing Updated On
Jun 09, 2026
Bedrooms
4+1
Bathrooms
2
Kitchens
1
Rooms
9
Bathroom Detail
4 Pcs on Main Level
Bathroom Detail
3 Pcs on Basement Level
Garage Type
None
Parking
4
Heating
Forced Air
Heat Source
Gas
Cooling
Central Air
Sewer
Sewer
Den / Family Room
Yes
Fireplace
Yes
Swimming Pool
None
Roof Material
Shingles
Foundation Type
Concrete
Interior Features
In-Law Capability, In-Law Suite, Sump Pump, Water Heater Owned

Listing History

ActiveListed todayCurrently viewingMLS #X13420062
Jun 9, 2026yesterday
Listed for Sale
Sign in to view
Terminated26 days on marketMLS #X9432366
Jan 28, 20242 years ago
Terminated
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Jan 1, 20242 years ago
Listed for Sale
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Estimate History

Estimated value, last 24 months
Jul 2024 – Jun 2026
$578K
$546K
$515K
$483K
Jul
Dec
May
Oct
Mar
Jun

Automated estimate from Polsinello Predictive AI. Not an appraisal. Actual market value may differ.

Mortgage calculator

Estimated monthly payment
$2,683

Estimated payment. Does not include property tax, insurance, or condo fees.

Location & nearby

Arnprior Real Estate Market

Arnprior · last 90 days
$531,750
Median sold price
-32.8%
Median price, year over year
46 days
Avg days on market
40
Homes sold (90 days)
18%
Sold above asking
75%
Sold below asking
$315–$434/ft²
Price per sq ft
Median price trend
Jun 2025 – Jun 2026
$701K
$594K
$486K
$379K
Jun
Sep
Dec
Mar
Jun

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(905) 830-9111