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Buying a plex in Mont-Saint-Hilaire

Duplex, triplex or multi-family building: we go over the leases and the numbers with you before you make an offer to purchase.

Annie Payant & Jasmin MorinReal estate brokers · RE/MAX du Cartier
5.0 · 113 Google reviews

Real estate brokers who know Mont-Saint-Hilaire

Annie and Jasmin each have more than 10 years of real estate experience. We know the streets where plexes rent well in Mont-Saint-Hilaire, and the building sales in the area.

The real income

Current leases, vacant units, actual expenses: we recalculate the income before talking about price.

The multiplier and comparables

Gross income multiplier, price per door and sales of comparable buildings: is the asking price justified?

A business perspective

Trained in finance and marketing at HEC Montréal, Jasmin helps you assess a building as a business project.

At a glanceMont-Saint-Hilaire
Population (2021)18,859
Montreal≈ 35 to 40 minutes from downtown by car
Transportationexo Mont-Saint-Hilaire station · Highway 20 · Routes 116 and 133
MRCMRC de La Vallée-du-Richelieu
Investing in Mont-Saint-Hilaire

Rental potential in Mont-Saint-Hilaire

The terminus of Line 13 is the main driver of rental demand, particularly in the Village de la Gare, a sector designed for about 1,000 homes within walking distance of the station. The rental stock includes condos, townhouses and a few plexes. Tourist traffic tied to the mountain, the orchards and the museum also supports local businesses. Projects must take into account the rules protecting natural environments.

How we analyze a plex

Gross income multiplier

The asking price compared with the building's income and with plexes sold in the area.

Net income

Actual rents minus taxes, insurance, energy, maintenance and vacancy: what you really keep.

Comparable sales

Plexes recently sold in Mont-Saint-Hilaire and the surrounding area, and the price per door, adjusted for the condition of the building.

Municipal assessment

The relationship between the price and the municipal assessment, to help frame an offer.

Before buying a plex in Mont-Saint-Hilaire

  • The current leases and the renewal notices for each unit.
  • Vacant units and market rents in the area.
  • The condition of the building: roof, windows, plumbing, electrical and foundation.
  • The number of dwellings allowed by the zoning.
  • Municipal and school taxes, insurance and energy.
  • Financing: the down payment varies depending on the number of units and whether you live in the building.

For an $800,000 plex in Mont-Saint-Hilaire, the welcome tax is approximately $14,611. Calculate it for your price →

Centris® statistics

The real estate market in Mont-Saint-Hilaire

From January to September 2026, compared with the same period in 2025.

Single-family

Median price
$738,000 +6.4% vs. 2025
Sales
154 vs. 167 in 2025
Average time to sell
45 days vs. 45 days in 2025

Condo

Median price
$377,500 +2.2% vs. 2025
Sales
71 vs. 80 in 2025
Average time to sell
30 days vs. 28 days in 2025

Source: Centris® — statistics by municipality and property type, revised on October 1, 2026. Average plex price: duplex to quintuplex.

Full statistics ·

Prices, sales and selling times by property type, compared with last year: Annie or Jasmin will send you the full Centris® report.

Our favourite spot in Mont-Saint-Hilaire

Gault Nature Reserve

Nature

Owned by McGill University since 1958, the reserve protects more than 1,000 hectares of old-growth forest and offers about 25 km of trails leading to four summits overlooking Lac Hertel. The trails are open to the public year-round.

Discover the Gault Nature Reserve →

“Few cities in the Montreal area offer an old-growth forest of this size just minutes from homes; it's a true hallmark of Mont-Saint-Hilaire.”

Jasmin MorinResidential and commercial real estate broker
Free guide

Buying a property in Mont-Saint-Hilaire, step by step

Our free guide (in French) explains how to find the best opportunities in Mont-Saint-Hilaire and buy with complete confidence.

Part 1

Before: how to prepare well

Part 2

During: interested in a property?

Part 3

Afterwards: the steps that follow the offer to purchase

Get the buyer's guide

Buyer's guide: how to find the best opportunities in Mont-Saint-Hilaire, by the Équipe Annie Payant & Jasmin Morin
They trusted us

What our clients say

5.0 · 113 Google reviews (76 for Annie, 37 for Jasmin)
“We had exceptional service from start to finish with Annie for the purchase of our first home. She was always available and answered all our questions quickly and with great clarity. Her support was impeccable: she guided us through every step with professionalism and made the process simple and reassuring.”
— Marianne Ferland, Google review · Annie Payant
“I worked with Jasmin to sell one of my condos, and I have to say he is exemplary in his professionalism. His service is truly turnkey, which made the process much easier. He knew how to offer me valuable help at every step. I recommend him without hesitation!”
— Dany Rondeau, Google review · Jasmin Morin
Frequently asked questions

Real estate in Mont-Saint-Hilaire

Is the Village de la Gare a good area to invest in?

This area was designed for density around the station, which attracts tenants who take the train. As with any investment, you need to analyze the income, the condo fees and the condition of the building.

How do you calculate the return on a revenue property?

Start with the gross income multiplier (price ÷ annual income), then calculate net income: rents minus taxes, insurance, energy, maintenance and vacancy. Then compare with similar buildings sold in the area. A good purchase is judged by actual income, not expected income.

What should you check in the leases before buying a building?

Ask for a copy of every current lease and renewal notice: rent, term, services included, special agreements. Compare the rents with the market in the area and check for vacant units. Leases stay with the building: the buyer takes them on as they are.

How much is the welcome tax on a plex in Mont-Saint-Hilaire?

For an $800,000 plex, approximately $14,611 according to the City of Mont-Saint-Hilaire’s 2026 schedule. Plan for this amount on top of your down payment, which varies depending on the number of units and whether you live in the building.

How can you increase the value of a revenue property?

Reduce vacancy, maintain the units and common areas, improve energy efficiency and keep a clear record of income and expenses. Rent increases must comply with the rules of the Tribunal administratif du logement.

How much is your property worth in Mont-Saint-Hilaire?

A free, no-obligation comparative analysis based on recent sales in your area.