MARKET SNAPSHOT
- ?Sold Listings
- ?Average Sales Price
- ?Average Days on Market


26 Properties Available
- Default
- Price-High To Low
- Price-Low To High
- Newest Listings
- Beds (Most)
- Baths (Most)
- Year Built (Newest)
- Square Feet (Biggest)

$ 1,199,000
21503 Cazadero PL, Diamond Bar, CA 91765
Single Family Home
Listed by Cathy Cheng of CC Royal Realty


$ 1,099,888
740 Great Bend DR, Diamond Bar, CA 91765
Single Family Home
Listed by Tahha Elsherif of WERE REAL ESTATE


$ 1,080,000
23945 Highland Valley RD, Diamond Bar, CA 91765
Single Family Home
Listed by GINO MAI of IRN REALTY


$ 1,299,900
23615 Tellgate DR, Diamond Bar, CA 91765
Single Family Home
Listed by Xiaoyu Li of JC Pacific Corp


$ 699,000
21715 Laurelrim DR #D, Diamond Bar, CA 91765
Condo
Listed by Yoomi Won of Redpoint Realty


$ 658,888
1060 Golden Springs DR #B, Diamond Bar, CA 91765
Townhouse
Listed by ROLAND CORRAL of Fathom Realty Group, Inc.


$ 748,000
2990 Malaga CIR #C, Diamond Bar, CA 91765
Townhouse
Listed by Julie Hwang of New Star Realty & Inv.


$ 3,500
2973 Crooked Creek DR, Diamond Bar, CA 91765
Single Family Home
Listed by YVONNE WU of RT Property Management


$ 2,100
23653 Golden Springs DR #D11, Diamond Bar, CA 91765
Condo
Listed by Jill Peterson of RE/MAX MASTERS REALTY


$ 1,075,000
23928 Sunset Crossing RD, Diamond Bar, CA 91765
Single Family Home
Listed by Christine Morgan of Marterra Real Estate


$ 1,238,000
1333 Sims PL, Diamond Bar, CA 91765
Single Family Home
Listed by Wun Kwan of Pinnacle Real Estate Group


$ 949,000
23064 Paseo De Terrado #2, Diamond Bar, CA 91765
Condo
Listed by Grace Rubio of Re/Max Champions


$ 1,338,000
824 Leyland DR, Diamond Bar, CA 91765
Single Family Home
Listed by Tingting Wei of Yu Dream Home Inc


$ 2,749,000
22621 Ridge Line RD, Diamond Bar, CA 91765
Single Family Home
Listed by Minh Nguyen of Ana Real Estate


$ 1,149,000
1100 Reno Ridge LN, Diamond Bar, CA 91765
Single Family Home
Listed by Jeffrey Egure of KELLER WILLIAMS PREMIER PROPER


$ 848,000
22809 Chardonnay DR #2, Diamond Bar, CA 91765
Condo
Listed by John Shen of Pinnacle Real Estate Group


$ 1,380,000
621 Foxhaven PL, Diamond Bar, CA 91765
Single Family Home
Listed by LILI QIAN of PACIFIC STERLING REALTY


$ 799,000
1327 Solera LN #6, Diamond Bar, CA 91765
Condo
Listed by Ivy Zhao of Re/Max Premier Realty


$ 899,000
2010 Galvin LN #1, Diamond Bar, CA 91765
Townhouse
Listed by Jonathan Lin of RE/MAX 2000 REALTY


$ 1,260,000
635 Boxcove PL, Diamond Bar, CA 91765
Single Family Home
Listed by Yepeng Yang of RE/MAX Galaxy


$ 1,590,000
3422 Falcon Ridge RD, Diamond Bar, CA 91765
Single Family Home
Listed by Caroline Jin of Real Broker


$ 6,250,000
2695 Shady Ridge LN, Diamond Bar, CA 91765
Single Family Home
Listed by Tim Mehl of Rodeo Realty - Bev. Hills - Ca


$ 1,488,888
1594 Deer Crossing DR, Diamond Bar, CA 91765
Single Family Home
Listed by Soonjae Jung of 888 Realty


$ 1,590,000
24324 Knoll CT, Diamond Bar, CA 91765
Single Family Home
Listed by Jonathan Minerick of Homecoin.com

MORTGAGE CALCULATOR

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Market Trends
- Average Sold Price
- Median Sold Price
- Highest Sold Price
- Lowest Sold Price
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