For saleFair Price

DuplexOn market 49 daysPrice drop · $49,100 off (-6.6%)

421 River Rd, Belleville

Belleville, ON · · MLS® X13705338Updated September 22, 2026

$699,900Est. $3,438/mo mortgage

Bedrooms: 4
Bathrooms: 2
Living space: 1500–2000sq ft
Parking spaces: 10

Type Duplex
Lot 25.995 acres
Garage Yes
Basement Crawl Space

What you should know

421 River Rd is a 4-bedroom, 2-bathroom duplex in Belleville, listed for $699,900. It has 1500-2000 sq ft of living space.

The 998 sq ft coach house (MPAC) offers a double garage, 1 bedroom loft, 1 bath, hardwood and ceramic flooring, gas fireplace and versatile main-floor recreation/living space.
Gated entry, extensive fencing with privacy screening, extra-long driveway, multiple decks, sheds, portable garage, dog run, above-ground pool and incredible riverfront entertaining areas.
Enjoy the dock, swim pad, outdoor fireplace, BBQ area, screened tent and breathtaking river views.

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4 Bed, 2 Bath Duplex in Belleville

About 421 River Road

Moira riverfront retreat with main house & coach house! Welcome to this exceptional 0.81-acre riverfront property in sought-after Corbyville, offering approximately 112 ft of water frontage on the beautiful Moira River. A rare opportunity to enjoy waterfront living with TWO separate dwellings, extensive outdoor living spaces and an impressive list of updates. The main home offers 3 bedrooms, 2 baths and approx. 1,515 sq ft, plus a 285 sq ft addition (MPAC). The inviting entrance leads to a spacious family room with built-in cabinetry, while the living and dining rooms showcase beautiful oak hardwood, a gas fireplace and walkout to the expansive two-tiered deck, hot tub and gazebo. The galley kitchen, main-floor laundry, primary suite with double closets and 4-pc ensuite, mostly newer windows, fresh paint, 200-amp electrical, owned on-demand gas hot water and multiple heating/cooling options add comfort and convenience. The 998 sq ft coach house (MPAC) offers a double garage, 1 bedroom loft, 1 bath, hardwood and ceramic flooring, gas fireplace and versatile main-floor recreation/living space. A roughed-in kitchen area with water, drain and electrical provides excellent potential for future use. The garage features a gas furnace and access from the coach house. Outside, the property truly shines! Gated entry, extensive fencing with privacy screening, extra-long driveway, multiple decks, sheds, portable garage, dog run, above-ground pool and incredible riverfront entertaining areas. Enjoy the dock, swim pad, outdoor fireplace, BBQ area, screened tent and breathtaking river views. Extensive stonework has been added along the waterfront for additional protection. One elevated deck provides spectacular views and the perfect place to watch the sunrise. A truly unique waterfront property offering space, flexibility, privacy, and an exceptional four-season lifestyle. See attached list for extensive updates and improvements.

4 bedrooms, 2 bathrooms, about 1,500 sq ft, works out to roughly $467 per square foot. Chat with Zara if you'd like a deeper read on whether this duplex fits your budget and timing.

Inside 421 River Rd

Every detail from the listing, in one place.

Type: Duplex
Style: Bungalow
Living space: 1500-2000 sq ftas stated on the listing
Parking: 10 spacesYes garage
Basement: Crawl Space

Features & systems

Parking & garage

Garage: Yes
Parking spaces: 10

Interior

Basement: Crawl Space

Exterior & construction

Pool: Yes

Lot & land

Lot size (sqft): 0.81

Listing & possession

Property style: Bungalow
Property class: Duplex

421 River Rd Price & Sale History

Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.

—ReducedPrice reducedThis listingMLS® X13705338−$49,100 (6.6%)$699,900
Aug 24, 2026For saleListedThis listingMLS® X13705338$749,000

Sourced from MLS®. Includes earlier listings of this property on record.

What's it worth?

How 421 River Rd Compares to the Belleville Market

Zara compares it with recent sales of similar homes nearby. It's a guide, not an appraisal.

Zara’s estimate

Fair Price· based on 529 recent sales

Value your own home →How accurate are Zara’s estimates?

Summitly estimate, not from TRREB, the MLS® or the listing brokerage. Not an appraisal. How it works

Belleville market, last 90 days

Median sold price: $520,000
Average sold price: $535,388
Average days on market: 41
Homes sold: 333

Closed sales on the TRREB MLS®.

Full Belleville market report

Recently sold nearby in Belleville

Sold prices are shown free to signed-in members, as board rules require.

6 nearby sales vs. this home

Closed sales from MLS®, compared with this home's asking price.

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Home	Sold price	$ / sqft	% of asking	Sold
This home421 River Road 4 bd · 2 ba · 1,500 sqft	$699,900asking	$467	—	—
20 Gordon Street 4 bd · 2 ba · 2,000 sqft
130-132 MACDONALD Avenue 3 bd · 2 ba · 2,000 sqft
87 Golfdale Road 3 bd · 2 ba · 700 sqft
66 Donald Street 3 bd · 2 ba · 700 sqft
87 Hastings Park Drive 3 bd · 3 ba · 1,100 sqft
1722 Old Highway 2 N/A 5 bd · 5 ba · 3,500 sqft

20 Gordon Street
4 bd · 2 ba · 2,000 sqft
130-132 MACDONALD Avenue
3 bd · 2 ba · 2,000 sqft
87 Golfdale Road
3 bd · 2 ba · 700 sqft
66 Donald Street
3 bd · 2 ba · 700 sqft
87 Hastings Park Drive
3 bd · 3 ba · 1,100 sqft
1722 Old Highway 2 N/A
5 bd · 5 ba · 3,500 sqft

Living in Belleville: Location & Amenities

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Costs, Mortgage & Rental Return for 421 River Rd

What it could cost each month, today's rates from our mortgage partner, and what it could return as a rental.

Mortgage: $3,438; 20% down · 25 years · 5.5% assumed
Property tax: $385; 0.66% mill rate · ON
Total per month: $3,823; Before utilities, insurance and fees

Figures are Summitly estimates for illustration only — not from TRREB or the MLS® feed, and not a mortgage approval, appraisal, or financial advice.

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Monthly cost

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Down payment

Rate (%)

Years

An estimate, not a quote. Utilities and insurance are extra.

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Estimated monthly payment

$3,438

/mo

based on the purchase price of $699,900

Down payment20%

$139,980 cash

Amortization25 yr

$559,920 financed

Rate5.50%

$471,600 total interest

Principal54%$559,920

Interest46%$471,600

20% down · 25-yr amortization · 5.50% rate. Principal & interest only — taxes, condo fees, and insurance not included.

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Figures are Summitly estimates for illustration only — not from TRREB or the MLS® feed, and not a mortgage approval, appraisal, or financial advice.

Rental income potential

Est. monthly rent

low–high

Gross yield

rent × 12 ÷ price

Cap rate (est.)

net of tax + fees

Summitly AI estimate for discussion only — not from TRREB or the MLS® feed, and not an appraisal or investment advice. Yield and cap rate are derived from the estimated rent versus the asking price.

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Listing brokerage: Royal Heritage Realty Ltd, BrokerageMLS® X13705338 · Listing data last updated September 22, 2026

Listing data comes from the Toronto Regional Real Estate Board (TRREB) and is deemed reliable but not guaranteed. Shown on Summitly by Coldwell Banker Summit Realty, Brokerage, which is not the listing brokerage. The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate and may not be used for any commercial purpose or any other purpose. © 2026 Toronto Regional Real Estate Board. All rights reserved.

Mortgage financing is arranged through Mortgage Squad Advisors. Summitly is the technology platform that powers this site. Estimated values, AI insights, calculator results, and rental projections shown on this page are generated by Summitly and are not provided by, reviewed by, or sourced from TRREB, the MLS®, or the listing brokerage; they are not appraisals or opinions of value. The trademarks REALTOR®, REALTORS®, and the REALTOR® logo are controlled by the Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA. The Coldwell Banker® name and logo are trademarks of Coldwell Banker Real Estate LLC.

For sale· listed Aug 23· $467/sq ft

Estimated monthly mortgage$3,438/moMortgage only · 20% down · 5.5% assumed

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5.0 · Google rating for Coldwell Banker Summit Realty, Brokerage · as of September 2026

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421 River Rd, Belleville

What you should know