Proudly Canadian
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 1 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 2 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 3 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 4 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 5 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 6 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 7 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 8 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 9 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 10 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 11 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 12 of 13
Detached for sale at 42 Union Street, St. Catharines - 3 bedroom, 1 bathroom - Photo 13 of 13
1 / 13• 10 locked
View on map
Active

$349,900

42 Union St

St. Catharines, ON L2S 2R2

42 Union St, St. Catharines — Listed at $349,900. 3 bedroom, 1 bathroom 1 1/2 Storey Detached. MLS® X13791532.

Possession · seller's timeline

Flexible

3Beds
1Baths
1100-1500sqft
Detached
1 1/2 Storey
2Parking
$2,875.3Taxes/yr · 2025

What's this home worth?

Get a free estimate for 42 Union St

Description

Approved shovel-ready triplex development opportunity in St. Catharines! Calling all investors,builders, and savvy buyers. This is a rare chance to begin construction immediately with anapproved triplex permit already in hand, avoiding months of planning delays and significantsoft costs. Plans are completed for approximately 3,900-4,000 sqft of total build, designed asthree self-contained residential units featuring efficient layouts, multiple washrooms, andmodern exterior elevations tailored for strong rental appeal. Ideal for investors seekinglong-term hold cash flow, a BRRRR strategy, or builders looking for a ready-to-go project withapprovals secured and equally attractive for a buyer looking to live in one unit and rent theother two for supplemental income. Situated in a desirable neighbourhood close to schools,Montessori and childcare centres, parks, public transit, shopping, and everyday amenities, withconvenient access to downtown St. Catharines, Brock University, the Pen Centre, and majorroutes. A turnkey multi-unit opportunity in a growing rental market.

Property Details

Property TypeDetached
Style1 1/2 Storey
Community458 - Western Hill
Approximate Age51-99
Rooms6
Kitchens1
Washrooms1
Square Feet1100-1500 sqft
Lot Dimensions38.48 × 155.24 ft
Fronting OnWest
Dir/Cross StRykert-Union
Garage TypeNone
DrivePrivate
Parking Drive Spaces2
Total Parking Spaces2
ExteriorStone, Stucco (Plaster)
RoofAsphalt Shingle
FoundationConcrete Block
BasementPartial Basement, Unfinished
Heating TypeForced Air
Heating SourceGas
A/CCentral Air
SewersSewer
Taxes (2025)$2,875.3
HSTIncluded In
Listed Date9/16/2026
Days on Market28 days
PossessionFlexible

Virtual Tour

Explore from home

Same-day showings available
5.0Rated 5 stars on Google ReviewsWhatsApp Us About This Listing

Property Insights

Home Value
Estimate

Listing Courtesy of: THE CANADIAN HOME REALTY INC.

MLS® #X13791532

TRREBMLS®

The listing data is provided under copyright by the Toronto Regional Real Estate Board (TRREB). The listing data is deemed reliable but is not guaranteed accurate by TRREB. 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 trademarks MLS®, Multiple Listing Service® and the associated logos are owned by CREA and identify the quality of services provided by real estate professionals who are members of CREA. Used under license.

© 2026 Toronto Regional Real Estate Board. All rights reserved.

HouseIndex Take: 42 Union Street

This detached (1 1/2 Storey) is located in the 458 - Western Hill neighbourhood of St. Catharines.

The home offers 3 bedrooms, 1 bathroom.

Features include a partial basement, unfinished basement, 2 parking spaces.

Additional details: lot dimensions of 38.48 × 155.24 feet.

Listed at $349,900 CAD with annual property taxes of $2,875.3 (2025).