Duplex, triplex, quadruplex · Joliette · 2016-2026
The median price of a duplex, a triplex and a quadruplex in Joliette every year since 2016, with the number of sales, the price per unit, what the extra unit costs, and the single-family house alongside. Centris sales, nothing estimated.
In Joliette, the median duplex sold for $449,675 in 2026 (Jan. to Sept.) (13 sales), against $216,500 in 2016 and $260,000 in 2021: +108% in ten years, or $224,838 per unit. The median triplex is worth $663,000 ($221,000 per unit, +200% since 2016) and the quadruplex $455,000 ($113,750 per unit, +49%). The third unit costs $213,325 more than the duplex (+47%), the fourth $-208,000 more than the triplex (-31%). The median single-family house, for its part, is worth $460,000: the duplex is 2% cheaper than the house. It is in line with the 23 cities tracked (median $500,000). Source: Centris (Matrix), compiled October 8, 2026.
The short answer
In Joliette, the median duplex sold for $449,675 in 2026 (Jan. to Sept.) (13 sales), against $216,500 in 2016 and $260,000 in 2021: +108% in ten years, or $224,838 per unit. The median triplex is worth $663,000 ($221,000 per unit, +200% since 2016) and the quadruplex $455,000 ($113,750 per unit, +49%). The third unit costs $213,325 more than the duplex (+47%), the fourth $-208,000 more than the triplex (-31%). The median single-family house, for its part, is worth $460,000: the duplex is 2% cheaper than the house. It is in line with the 23 cities tracked (median $500,000).
Median price by type and by year
| Year | Median duplex (sales) | Median triplex (sales) | Median quadruplex (sales) | Median house |
|---|---|---|---|---|
| 2016 | $216,500 (20) | $221,000 (5) | $305,000 (6) | $197,000 |
| 2017 | $193,000 (21) | $248,500 (4) | $277,000 (9) | $205,000 |
| 2018 | $199,000 (12) | $295,000 (9) | $325,000 (7) | $210,000 |
| 2019 | $221,750 (18) | $290,000 (15) | $570,000 (10) | $220,000 |
| 2020 | $252,400 (35) | $319,500 (12) | $232,780 (6) | $250,000 |
| 2021 | $260,000 (34) | $360,000 (16) | $442,500 (12) | $310,000 |
| 2022 | $294,000 (30) | $449,900 (19) | $420,000 (5) | $380,000 |
| 2023 | $290,000 (11) | $475,000 (15) | $566,000 (4) | $389,000 |
| 2024 | $343,000 (23) | $350,000 (14) | $574,950 (10) | $394,500 |
| 2025 | $410,000 (25) | $582,500 (14) | $761,000 (5) | $430,000 |
| 2026 (Jan. to Sept.) | $449,675 (13) | $663,000 (6) | $455,000 (5) | $460,000 |
Median sale price and number of sales by year, Income property category, Duplex, Triplex and Quadruplex types, Centris (Matrix), October 8, 2026 harvest; house: median price of single-family houses, September 16 query. 2026: January to September.
What ten years of prices say in Joliette
- Ten years: duplex +108%, triplex +200%, quadruplex +49%, house +134% in Joliette. The triplex rose the fastest. Since 2021: duplex +73%, triplex +84%, quadruplex +3%.
- Per unit in 2026: $224,838 in a duplex, $221,000 in a triplex, $113,750 in a quadruplex; in 2016, it was $108,250, $73,667 and $76,250. The cheapest unit is in the quadruplex.
- Peaks and dips: duplex at its highest in 2026 ($449,675), down in 2017, 2023; triplex at its highest in 2026, down in 2019, 2024.
- The duplex accounts for 54% of the 450 duplex, triplex and quadruplex sales in Joliette since 2016 (242 duplexes, 129 triplexes, 79 quadruplexes).
- Across the 23 cities tracked, the median duplex went from $221,000 to $500,000 (+122%), the triplex from $240,000 to $569,500 (+121%) and the quadruplex from $327,000 to $703,250 (+102%), against +133% for the house; a unit is worth $250,000 in a duplex and $175,812 in a quadruplex, and the duplex costs more than the house in 12 cities out of 23.
What it changes for buying or selling a plex in Joliette
In Joliette, the median duplex is worth $449,675, in line with the cities tracked, and the usual hierarchy holds: a unit costs $224,838 in a duplex, $221,000 in a triplex and $113,750 in a quadruplex. The more units, the less each one costs, because the quadruplex buyer pays for income, not for a home. For a first-time buyer, the duplex remains the entry point; for an investor, the triplex or quadruplex gives the best price per unit, at the cost of heavier management and 20% down if the buyer does not live there. The price of all plexes combined and its trajectory are in plex prices in Joliette; the time to sell a building, in plex days on market in Joliette.
How to read these figures
Three Centris (Matrix) queries per city, same period: Income property category, Duplex, Triplex or Quadruplex type, median sale price and number of sales by year over ten years, whole municipality of Joliette, harvested on October 8, 2026. The price per unit divides the median by the number of dwellings, regardless of their size or condition. The house comes from the single-family series (September 16 query). A type is published only if it has at least 5 sales in at least 9 of 11 years; under 10 sales, a year's median moves with two or three buildings. 2026 counts January to September.
Frequently asked questions
How much is a duplex in Joliette in 2026?
$449,675 in median in 2026 (January to September, 13 sales), or $224,838 per unit; $216,500 in 2016 and $260,000 in 2021. The duplex rose +108% in ten years in Joliette.
And a triplex or a quadruplex in Joliette?
Triplex $663,000 ($221,000 per unit), quadruplex $455,000 ($113,750 per unit). The extra unit costs $213,325 between the duplex and the triplex and $-208,000 between the triplex and the quadruplex.
Does a duplex cost more than a house in Joliette?
No in 2026: $449,675 against $460,000 for the median house, 2% less. A rented unit pays part of the mortgage; the duplex costs more than the house in 12 cities out of 23.
Sources: Centris (Matrix), Statistics module, October 8, 2026 query for the municipality of Joliette, Income property category, Duplex, Triplex and Quadruplex types, median sale price and number of sales by year; median price of single-family houses, September 16, 2026 query; compiled by the Loaa & Manseur team, aggregates only, current year partial. The duplex, triplex and quadruplex prices in 23 cities hub compares the 23 cities.
Our other data series in Joliette, from the same Centris listings:
Each series is recalculated from actual sales, aggregates only.
Our proof, not our promises
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Published September 7, 2026 by the Loaa & Manseur team, the number 1 team at RE/MAX Platine in 2024 and 2025, 6th RE/MAX team in Quebec, 15th in Canada and in the global top 50 according to the official RE/MAX ranking. Tell us about your project.