Smiths Falls, ON · · MLS® X13410994Updated
$334,900Est. $1,645/mo mortgage
30 William St E is a 4-bedroom, 2-bathroom duplex in Smiths Falls, listed for $334,900. It has 700-1100 sq ft of living space.
Coldwell Banker Summit Realty, BrokerageZara is an AI virtual agent. Advisors are licensed REALTORS® at Coldwell Banker Summit Realty, Brokerage.
Welcome to 30 William St E! This charming, well maintained duplex is in a fantastic location and is perfect for both home ownership and investment! Spacious 2 x 2 bed units are in great condition with updated kitchens and quality flooring. Separate front entrances, newer roof and two exterior storage units. The main floor is wheelchair accessible through side door. Baseboard heating with additional gas heater. Upper unit has nice balcony and stairwell. Parking in driveway as well as street. Separate hydro meters with tenants paying hydro and gas.
4 bedrooms, 2 bathrooms, about 700 sq ft, works out to roughly $478 per square foot. Chat with Zara if you'd like a deeper read on whether this duplex fits your budget and timing.
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Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
Zara compares it with recent sales of similar homes nearby. It's a guide, not an appraisal.
Zara’s estimate
Summitly estimate, not from TRREB, the MLS® or the listing brokerage. Not an appraisal. How it works
Closed sales on the TRREB MLS®.
Full Smiths Falls market reportSold prices are shown free to signed-in members, as board rules require.
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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 home30 William Street E 4 bd · 2 ba · 700 sqft | $334,900asking | $478 | — | — |
| 4-6 Market Street 6 bd · 2 ba · 1,100 sqft | ||||
| 178 Chambers Street 5 bd · 2 ba · 700 sqft | ||||
| 9 Kent Street 3 bd · 2 ba · 1,100 sqft | ||||
| 11 & 13 BAYVIEW Crescent 5 bd · 2 ba · 2,500 sqft | ||||
| 114 Main Street 4 bd · 2 ba · 2,000 sqft | ||||
| 49-51 McGill Street 6 bd · 3 ba · 2,500 sqft |
6 bd · 2 ba · 1,100 sqft
5 bd · 2 ba · 700 sqft
3 bd · 2 ba · 1,100 sqft
5 bd · 2 ba · 2,500 sqft
4 bd · 2 ba · 2,000 sqft
6 bd · 3 ba · 2,500 sqft
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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.
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: RE/MAX FRONTLINE REALTY, BrokerageMLS® X13410994 · Listing data last updated
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.
Other 7-bed homes for sale in Smiths Falls around $335K.
Homes for sale in Smiths Falls
Every active Smiths Falls MLS® listing, updated all day.
Curated MLS® searches this property belongs to — same city, same shape of home.
Based on 58 sales from Aug 2 – Oct 31, 2026 (48 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
30 William St E is listed at $334,900 (MLS® X13410994). Summitly updates the price as soon as the MLS® record changes.
Summitly rates it Well Above Market: the asking price is 15% or more above Zara's estimate, an estimate built from recent sales in Smiths Falls. The rating is an automated opinion, not an appraisal; "What's it worth?" on this page shows how it is worked out. See Zara's estimate
No — 30 William St E is still listed at its original asking price of $334,900.
30 William St E has 4 bedrooms and 2 bathrooms, with about 700–1,100 square feet of living space. It is a duplex in Smiths Falls.
About $1,645 a month — principal and interest on $334,900 with 20% down ($66,980), a 25-year amortization and an assumed 5.5% interest rate. The mortgage calculator on this page lets you change the down payment, amortization and rate.
Its asking price of $334,900 is about 8% below the median sold price in Smiths Falls over the last 90 days, $364,950, across 58 closed sales on the TRREB MLS®. A city median mixes every type and size of home, so the comparable sales on this page are the closer guide.
Summitly has no earlier MLS® sale or lease of 30 William St E on record from the last two years. Older records aren't shown under TRREB rules.
30 William St E is in Smiths Falls, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
147 days — 30 William St E was listed on June 6, 2026.
About $304 to $478 per square foot: the asking price of $334,900 over the 700–1,100 sq ft the listing gives as its size range.
Yes — the listing gives 2 parking spaces.
The listing describes the basement as: Crawl Space, Unfinished.
