27828 Rainier Rd is a 1,817 square foot house on a 5,077 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Castaic data, we estimate the home's value is $665,829.
Single-familyProperty Type
1993Year Built
5,077 sq ftLot Size
$366Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$665,829
$11K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 14.1% lower than the average sale price ($775K) of 5 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jan 21, 2026 • Final
Electrical permit (simple) - county
Upgrade the main electrical panel from 100 amps to 200 amps in the same location.
Electrical
Jan 21, 2026 • Final
Electrical permit (simple) - county
Install a new electric vehicle charger in a garage.
Electrical
Ev charger
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central
Exterior
Property Information
Subdivision Name: 45334
Living Sq. Ft: 1,817
# of Units: 1
Legal Description: TR=45334 LOT 43
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,077
Legal Lot Number: 43
Acres: 0.1166
Zoning Code: LCA22*
County Use Description: SINGLE FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 1,817
Stories: —
Lot Size: 5,077 square feet
Style: Single Family Residential
Year Built: 1993
Year Renovated: 1993
County: Los Angeles County
APN: 2865058073
Home facts updated by county records on Oct 5, 2026
Around this home
Schools
K - 12
Preschool & daycare
Castaic Elementary School
Public K-6 • Assigned • 0.5mi
8/10
Castaic Middle School
Public 7-8 • Assigned • 1.0mi
7/10
Valencia High School
Public 9-12 • Assigned • 4.0mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Castaic is currently a balanced housing market, offering fair ground for both buyers and sellers. The median home sale price sits around $785,000. With properties spending an average of 41 to 53 days on the market, buyers have time to negotiate terms...
The Los Angeles County market is becoming more balanced, giving buyers a little more room to negotiate while well-priced homes can still attract strong interest. With homes taking longer to sell and buyers becoming more selective, pricing and...