MARKET SNAPSHOT
- ?Sold Listings
- ?Average Sales Price
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325 Properties Available
- Default
- Price-High To Low
- Price-Low To High
- Newest Listings
- Beds (Most)
- Baths (Most)
- Year Built (Newest)
- Square Feet (Biggest)
- 3DActive Under Contract
$ 1,399,000
4 Beds3 Baths2,293 SqFt2279 Ardemore Drive, Fullerton, CA 92833
Single Family Home
Listed by Justin and Juhee Kim of T.N.G. Real Estate Consultants
- 1/26 26Active Under Contract
$ 899,000
3 Beds2 Baths1,224 SqFt2042 W Porter AVE, Fullerton, CA 92833
Single Family Home
Listed by Amir Rajab of OC Homes Realty
- 3DPending
$ 1,250,000
4 Beds2 Baths2,065 SqFt700 E Las Palmas DR, Fullerton, CA 92835
Single Family Home
Listed by Jaclyn Mariani of T.N.G. Real Estate Consultants
- 1/30 30Active
$ 1,149,900
4 Beds2 Baths1,636 SqFt1626 Grove PL, Fullerton, CA 92831
Single Family Home
Listed by Edward Thangaratnam of HomeSmart, Evergreen Realty
- 1/42 42Active Under Contract
$ 899,000
3 Beds2 Baths1,079 SqFt1313 Sudene AVE, Fullerton, CA 92831
Single Family Home
Listed by Jennifer Davis of Y Realty
- 1/25 25Active Under Contract
$ 910,000
3 Beds3 Baths1,718 SqFt1021 Carmel CIR, Fullerton, CA 92833
Townhouse
Listed by Jennifer Matsumoto of Coldwell Banker Realty
- 1/8 8Active
$ 5,750
4 Beds3 Baths3,000 SqFt3801 Tunales DR, Fullerton, CA 92835
Single Family Home
Listed by Justin Holmes of Coldwell Banker Realty
- 1/30 30Active
$ 1,565,000
4 Beds3 Baths2,090 SqFt2018 Palisades DR, Fullerton, CA 92831
Single Family Home
Listed by Rachelle Stassi of T.N.G. Real Estate Consultants
- 1/36 36Pending
$ 699,000
3 Beds2 Baths1,203 SqFt2956 Haddonfield LOOP, Fullerton, CA 92831
Condo
Listed by Gigi Hernandez of Authentic Partners
- 1/36 36Active
$ 4,500
4 Beds3 Baths2,079 SqFt1728 Berkshire DR, Fullerton, CA 92833
Single Family Home
Listed by EUGENE HWANG of THE ROCK REALTY
- 1/15 15Pending
$ 5,000
4 Beds3 Baths2,188 SqFt1330 Kroeger AVE, Fullerton, CA 92831
Single Family Home
Listed by Cathy Baek of OneTop Realty
- 1/37 37Active Under Contract
$ 1,150,000
3 Beds3 Baths1,948 SqFt2245 Rosalia DR, Fullerton, CA 92835
Single Family Home
Listed by Ginger Vanier of Century 21 Affiliated
- 1/42 42Active
$ 643,000
2 Beds1 Bath888 SqFt2300 Coventry CIR #2, Fullerton, CA 92833
Condo
Listed by Valentina Sharp of Century 21 Discovery
- 1/7 7Pending
$ 2,200
1 Bed1 Bath789 SqFt1143 Rosecrans Avenue, Fullerton, CA 92833
Condo
Listed by Rosamarie Wobken of Elevate Real Estate Agency
- 1/5 5Pending
$ 699,000
2 Beds1 Bath1,152 SqFt535 Williamson AVE, Fullerton, CA 92832
Single Family Home
Listed by Brad Kerr of BK Platinum Properties
- 3DActive
$ 1,650,000
4 Beds3 Baths2,418 SqFt2217 Serrano PL, Fullerton, CA 92833
Single Family Home
Listed by Karen Shin of Coldwell Banker Best Realty
- 1/31 31Active Under Contract
$ 1,144,000
4 Beds2 Baths1,440 SqFt1613 Grove PL, Fullerton, CA 92831
Single Family Home
Listed by Thomas Santoro of Crane Real Estate
- 1/50 50Pending
$ 900,000
3 Beds2 Baths1,391 SqFt2041 Sudene AVE, Fullerton, CA 92831
Single Family Home
Listed by Alex Horowitz of Coldwell Banker Diamond
- 1/36 36Active
$ 540,000
2 Beds2 Baths943 SqFt2900 Madison AVE #D18, Fullerton, CA 92831
Condo
Listed by Karen Wu of IRN Realty
- 1/18 18Active
$ 2,400
1 Bed1 Bath805 SqFt1310 W Valencia DR #APT 1310, Fullerton, CA 92833
Condo
Listed by Rueben Samz of Allure Capital Management Corp
- 1/40 40Pending
$ 790,000
3 Beds3 Baths1,321 SqFt1444 Calle Grande #110, Fullerton, CA 92835
Condo
Listed by Lindsey Nadal of Keller Williams Pacific Estate
- 3DActive
$ 525,000
1 Bed2 Baths920 SqFt2410 W Orangethorpe AVE #5, Fullerton, CA 92833
Condo
Listed by Donna Gordon of Redfin Corporation
- 1/39 39Active
$ 775,000
3 Beds3 Baths1,408 SqFt3110 E Palm DR #14, Fullerton, CA 92831
Townhouse
Listed by Aaron Mills of Compass Newport Beach
- 1/24 24Active
$ 850,000
3 Beds2 Baths1,215 SqFt612 Newkirk AVE, Fullerton, CA 92832
Single Family Home
Listed by Juan C. Santana of Park Regency Realty
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Market Trends
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- Median Sold Price
- Highest Sold Price
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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