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
8 Properties Available
- Default
- Price-High To Low
- Price-Low To High
- Newest Listings
- Beds (Most)
- Baths (Most)
- Year Built (Newest)
- Square Feet (Biggest)
5252 Denali CT, Fontana, CA 92336
Listed by Asem Dghem of The Boutique Real Estate Group$899,000
7516 Avocado Cove, Fontana, CA 92336
Listed by James Conlon of RE/MAX FREEDOM$749,900
16064 Symphony LN, Fontana, CA 92336
Listed by COLLEEN HORGAN of COLDWELL BANKER REALTY$699,999
5611 Scharf AVE, Fontana, CA 92336
Listed by Aaron Grate of Grate Real Estate$825,000
15751 Snowy Peak, Fontana, CA 92336
Listed by Patricia Juarez of GMA REAL ESTATE$860,000
4117 Foxborough DR, Fontana, CA 92336
Listed by Christopher Fox of eXp Realty of Greater Los Angeles$1,450,000
15237 Horizon #4, Fontana, CA 92336
Listed by Xiomara Somoza of California Realty$669,000
5242 Hayes CT, Fontana, CA 92336
Listed by Michael Espiritu of REDFIN$899,000
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







