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


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156 Properties Available
- Default
- Price-High To Low
- Price-Low To High
- Newest Listings
- Beds (Most)
- Baths (Most)
- Year Built (Newest)
- Square Feet (Biggest)
- 1/49 49Open Thu 11AM-2PM
$ 1,899,000
4 Beds4 Baths2,918 SqFt1779 Morada PL, Altadena, CA 91001
Single Family Home
Listed by Veronica Paglia of COMPASS
- 1/39 39New
$ 1,099,000
3 Beds2 Baths1,322 SqFt508 Stonehurst DR, Altadena, CA 91001
Single Family Home
Listed by Kareem Gates of RE/MAX CHAMPIONS
- 3DNew
$ 1,149,000
2 Beds1 Bath1,564 SqFt1678 Midwick DR, Altadena, CA 91001
Single Family Home
Listed by John Fredrickson of Sotheby's International Realty
- 1/7 7New
$ 500,000
4 Beds2 Baths1,417 SqFt3474 Glenrose AVE, Altadena, CA 91001
Single Family Home
Listed by Nasif Chen Sang of Luxury Collective
- 1/7 7New
$ 799,000
2 Beds1 Bath1,090 SqFt2379 Oliveras AVE, Altadena, CA 91001
Single Family Home
Listed by Joshua McIntire of McIntire Real Estate Inc.
- 1/39 39New
$ 1,299,000
3 Beds2 Baths1,350 SqFt288 W Mariposa ST, Altadena, CA 91001
Single Family Home
Listed by Vartan Achabahian of Prospect Group Inc.
- 1/14 14Active
$ 3,300
2 Beds2 Baths1,200 SqFt2803 Tola AVE, Altadena, CA 91001
Multi-Family
Listed by Ieva Massehian of Berkshire Hathaway Home Servic
- 1/37 37Active
$ 1,550,000
3 Beds3 Baths2,545 SqFt673 Stonehurst DR, Altadena, CA 91001
Single Family Home
Listed by Stephen Clark of Backbeat Homes
- 1/35 35Active
$ 1,075,000
2 Beds1 Bath1,212 SqFt2994 Bargen WAY, Altadena, CA 91001
Single Family Home
Listed by Elizabeth Daly of Sotheby's International Realty
- 1/44 44Active
$ 1,590,000
4 Beds2 Baths2,022 SqFt740 Figueroa DR, Altadena, CA 91001
Single Family Home
Listed by Jack Fleming of Coldwell Banker Residential Br
- 1/50 50Active
$ 1,400,000
4 Beds2 Baths1,818 SqFt1920 Maiden LN, Altadena, CA 91001
Single Family Home
Listed by Rob Titus of COMPASS
- 1/24 24Active Under Contract
$ 679,000
2 Beds2 Baths1,066 SqFt2104 Raymond AVE #9, Altadena, CA 91001
Townhouse
Listed by Eddie Ramirez of COMPASS
- 1/24 24Active
$ 950,000
2 Beds1 Bath963 SqFt834 Morada PL, Altadena, CA 91001
Single Family Home
Listed by Shenyuan Guo of Pinnacle Real Estate Group
- 1/34 34Active
$ 1,950,000
3 Beds4 Baths2,100 SqFt1603 New York DR, Altadena, CA 91001
Single Family Home
Listed by Antranik 'Andy' Hairabedian of The Agency
- 1/24 24Active
$ 2,395,000
3 Beds3 Baths2,420 SqFt3435 Crestford DR, Altadena, CA 91001
Single Family Home
Listed by Timothy Durkovic of Christie's RE SoCal
- 1/26 26Active
$ 995,000
2 Beds1 Bath1,150 SqFt3059 Glenrose AVE, Altadena, CA 91001
Single Family Home
Listed by Carla Jamison of COMPASS
- 1/26 26Active
$ 1,349,000
3 Beds2 Baths1,567 SqFt2375 Catherine RD, Altadena, CA 91001
Single Family Home
Listed by Claire Cali of Compass
- 1/25 25Active
$ 885,000
4 Beds2 Baths1,233 SqFt490 Crosby ST, Altadena, CA 91001
Single Family Home
Listed by Carolina Moreno of Synergy Real Estate
- 1/29 29Active
$ 1,329,000
3 Beds2 Baths2,135 SqFt2438 Santa Anita AVE, Altadena, CA 91001
Single Family Home
Listed by Ken McPheeters of MARKETPLACE REALTY
- 1/40 40Active
$ 1,200,000
4 Beds2 Baths1,906 SqFt608 Stonehurst DR, Altadena, CA 91001
Single Family Home
Listed by Jeanneth Madrid of Coldwell Banker Realty
- 1/36 36Active Under Contract
$ 799,000
3 Beds2 Baths1,367 SqFt237 W Loma Alta DR, Altadena, CA 91001
Single Family Home
Listed by Brian Parsons of Keller Williams Realty
- 1/37 37Price Dropped by $200K
$ 2,995,000
5 Beds3 Baths3,840 SqFt2011 Mar Vista AVE, Altadena, CA 91001
Single Family Home
Listed by Katrina Webb-McNeil of Compass
- 3DActive
$ 2,090,000
5 Beds5 Baths3,348 SqFt608 Chaparral CT, Altadena, CA 91001
Single Family Home
Listed by Robert Giambalvo of Redfin Corporation
- 1/45 45Active
$ 2,199,000
5 Beds5 Baths3,886 SqFt3710 Sunset Ridge RD, Altadena, CA 91001
Single Family Home
Listed by Noelle Duryee of Engel & Voelkers La Canada
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