Multifamily properties for sale in Ontario, CA
Get new Ontario multifamily listings by email the day they hit the market. Free — we’re tracking 11 right now.
Built by Charlie Ansanelli, a 10+ year CRE investor and operator. “I built DealGro so I’d stop missing the deal that changes a portfolio.”
1 new Ontario multifamily listing this week
A sample of what DealGro found most recently in Ontario. Matches like these come to your inbox with full details.
$1.3M
Multifamily · 4 units · 2,840 sq ft
Ontario, CA · Oct 2
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$850K
Multifamily · 2 units
Ontario, CA · Sep 24
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$888K
Multifamily · 3 units
Ontario, CA · Sep 19
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$939K
Multifamily · 3 units
Ontario, CA · Sep 19
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$1.5M
Apartment Building · 7 units · 3,000 sq ft
Ontario, CA · Sep 12
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$765K
Multifamily · 2 units
Ontario, CA · Sep 11
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$2M
Multifamily · 3 units
Ontario, CA · Sep 11
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$1.4M
Multifamily · 4 units
Ontario, CA · Sep 11
Details by email →
Ontario multifamily market snapshot
DealGro is tracking 11 active multifamily properties for sale in Ontario, CA. 1 listing was first seen in the last 7 days.
Currently tracking
11 active listings
1% of California multifamily inventory
New this week
1 new listing
First seen in the last 7 days
Most recent list date
October 1, 2026
How DealGro works
We monitor every place Ontario, CA multifamily deals show up — national sites, niche broker firms, pocket listings, off-market sources, and the hard-to-search corners.
You set your buy box: price range, unit count, occupancy, year built, investment type.
We email you matches as they come up. No browsing. No searching. Deals find you.
Get new Ontario multifamily deals by email
Sign up free and your buy box starts with multifamily in CA already filled in. No credit card.
Sign up free →Ontario multifamily market FAQ
- How many multifamily properties are for sale in Ontario, CA?
- DealGro is currently tracking 11 active multifamily properties for sale in Ontario, CA, refreshed daily from listing sites, broker networks and off-market sources.
- How many new multifamily properties were listed in Ontario, CA this week?
- 1 listing was first seen in the last 7 days. DealGro can email you new Ontario, CA multifamily listings that match your buy box.
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Never miss a Ontario deal
Stop checking every listing site and broker email yourself. Set your exact multifamilybuy box — we’ll email you Ontario matches as they appear, sourced from everywhere deals show up.