MARKET SNAPSHOT
- ?Sold Listings
- ?Average Sales Price
- ?Average Days on Market
- Any
- $ 100,000
- $ 150,000
- $ 200,000
- $ 400,000
- $ 800,000
- Any
- $ 200,000
- $ 300,000
- $ 400,000
- $ 600,000
- $ 1,000,000
- List
- Mixed
- Map
200 Properties Available
- Default
- Price-High To Low
- Price-Low To High
- Newest Listings
- Beds (Most)
- Baths (Most)
- Year Built (Newest)
- Square Feet (Biggest)
$1,090,000
561 Crooked Arrow, Diamond Bar, CA 91765
MLS# PW26088931
Listed by Kimberly Nguyen of America First Real Estate

$4,900
1328 Misty CT, Diamond Bar, CA 91765
MLS# TR26088596
Listed by Jane Kuo of Pinnacle Real Estate Group

$1,299,999
21113 Blossom Way, Diamond Bar, CA 91765
MLS# OC26087645
Listed by Siyi Li of Keller Williams Realty Irvine

$888,000
24377 Northview PL, Diamond Bar, CA 91765
MLS# DW26084084
Listed by Debra LaCour Herrera of RE/MAX Dynasty

$1,288,800
1507 Kiowa Crest DR, Diamond Bar, CA 91765
MLS# PW26081692
Listed by Austin Choi of Coldwell Banker Best Realty

$928,000
1400 Bodega Way #1, Diamond Bar, CA 91765
MLS# TR26081863
Listed by George Wang of WeTrust Realty

$715,000
1683 S Diamond bar BLVD, Diamond Bar, CA 91765
MLS# IV26082556
Listed by LIHUI LI of Universal Elite Realty

$998,000
2606 Castle Rock RD, Diamond Bar, CA 91765
MLS# PW26080655
Listed by Carolina Moreno of Synergy Real Estate

$529,000
24220 Sylvan Glen #G, Diamond Bar, CA 91765
MLS# OC26078394
Listed by David Berman of Coldwell Banker Realty

$638,000
23650 Monument Canyon #E, Diamond Bar, CA 91765
MLS# WS26074172
Listed by PAUL LI of Harvest Real Estate, Inc.

$1,399,000
22443 Robin Oaks TER, Diamond Bar, CA 91765
MLS# WS26066460
Listed by Peilin Yang of Wetrust Realty

$6,188,888
2695 Shady Ridge, Diamond Bar, CA 91765
MLS# OC26060584
Listed by Tim Mehl of Rodeo Realty - Bev. Hills - Ca

$1,268,888
624 Great Bend Dr, Diamond Bar, CA 91765
MLS# OC26053459
Listed by An Le of MOSO Real Estate

$658,880
2343 Canyon Park Dr, Diamond Bar, CA 91765
MLS# WS26043040
Listed by NI ZHEN of RE/MAX 2000 REALTY

$489,000
755 Racquet Club #476, Diamond Bar, CA 91765
MLS# OC26046164
Listed by Connie Escobar-Theron of Realty One Group West

$1,600,000
24215 Delta Drive, Diamond Bar, CA 91765
MLS# AR26045683
Listed by Qiao Huang of Pinnacle Real Estate Group

$1,190,000
1109 Overlook Ridge, Diamond Bar, CA 91765
MLS# TR26044500
Listed by Yuet Lee of Real Broker

$1,498,000
1554 Deerfoot, Diamond Bar, CA 91765
MLS# TR26011272
Listed by Amy Ji of ReMax 2000 Realty

$1,699,900
753 View LN, Diamond Bar, CA 91765
MLS# OC26006249
Listed by Jennifer Chan of Great Park Realty

$1,380,000
20920 Running Branch, Diamond Bar, CA 91765
MLS# TR25276063
Listed by Jiake Wu of Northland Real Estate Group

$4,600
21530 Chirping Sparrow RD, Diamond Bar, CA 91765
MLS# TR26089917
Listed by Charlie Yu of Coldwell Banker Envision

$2,680,000
22621 Ridge Line RD, Diamond Bar, CA 91765
MLS# PW26087846
Listed by Minh Nguyen of First Team Real Estate

$385,000
22840 Hilton Head #122, Diamond Bar, CA 91765
MLS# TR26088278
Listed by Gilbert Rivera of Marketing Specialists

$4,570
955 Longview, Diamond Bar, CA 91765
MLS# CV26083552
Listed by Judy Lee of EXP REALTY OF CALIFORNIA INC

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Market Trends
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Market Trends are calculated using MLS® sold listing data
Katy Costello is a dedicated real estate professional with nearly a decade of experience, beginning her career in 2015 in Phoenix, Arizona, before relocating to Orange County, California. Passionate about helping clients build wealth through real estate, she is known for her meticulous research, relentless dedication, and commitment to maintaining the highest standards of integrity in every transaction.
Katy ensures that each client experience is marked by trust, professionalism, and exceptional service. Her approach combines deep market knowledge with a steadfast commitment to helping clients achieve their real estate goals, whether they are buying, selling, or investing.
Outside of her work in California, Katy and her partner Jaime are expecting their first child building their first Airbnb property in El Sargento, Baja California Sur, Mexico. In their free time, they enjoy fishing, exploring the local culture, and indulging in the area's vibrant cuisine.
Katy’s personal and professional experiences fuel her passion for real estate, and she is dedicated to making every client's journey seamless and successful































