Diamond Bar Housing Market Report – June 2026
Here's a look at how the Diamond Bar, CA real estate market performed in June 2026, based on actual sold data from the MLS.
Market Snapshot
- Homes Sold: 37
- Median Sale Price: $1,080,000
- Average Sale Price: $1,249,746
- Average Price Per Sq Ft: $565
- Average Days on Market: 59
- Sale-to-List Price Ratio: 99.0%
Month-Over-Month Trends
Compared to May, the median sale price in Diamond Bar moved 5.7% down (from $1,145,250 to $1,080,000). The number of homes sold was 8.8% up compared to the prior month (34 vs. 37). Average days on market shifted 0.0% down (59 days to 59 days).
Year-Over-Year Comparison
Compared to June 2025, the median sale price is 10.1% up (from $981,250 to $1,080,000). Sales volume is 2.6% down year-over-year.
What This Means
Diamond Bar's housing market is showing some interesting mixed signals this June. While sales volume ticked up slightly to 37 homes, the median price pulled back 5.7% from May to $1.08 million—a meaningful dip that suggests some price softening despite stronger year-over-year gains. The fact that homes are still selling at 99% of list price and moving in about two months tells us there's still decent buyer interest, but sellers may be starting to adjust expectations as summer inventory builds up. The 204 active listings represent a healthy supply level, giving buyers more negotiating room than they've had recently.
What's worth noting is the year-over-year context: the median is still up 10.1% from June 2025, so this isn't a market in trouble. Rather, it feels like a market normalizing after a hot spring season. The stable days-on-market at 59 days suggests we're in a relatively balanced buyer-seller environment—not a frantic rush, but not a stalled market either. For those considering a move in Diamond Bar, this could be a window where negotiation leverage has shifted slightly in your favor compared to earlier this year.
Diamond Bar Sales by Zip Code
| Zip Code | Homes Sold | Median Price | Avg $/SqFt | Avg DOM |
|---|---|---|---|---|
| 91765 | 36 | $1,085,000 | $565 | 58 |
| 91789 | 1 | $485,555 | $551 | 111 |
Sales by Property Type
| Property Type | Homes Sold | Median Price | Avg $/SqFt |
|---|---|---|---|
| SINGLE_FAMILY | 24 | $1,250,000 | $576 |
| CONDOS | 9 | $625,000 | $546 |
| TOWNHOMES | 3 | $828,800 | $512 |
| CONDO | 1 | $638,500 | $609 |
Sales by Price Range
| Price Range | Homes Sold |
|---|---|
| $300K - $399K | 1 |
| $400K - $499K | 2 |
| $500K - $749K | 5 |
| $750K+ | 29 |
Current Active Listings
As of this report, there are 204 active listings in Diamond Bar with a median asking price of $1,099,000 and an average of 92 days on market.
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