4000 Ridge Line Dr is a 3,248 square foot house on a 8,626 square foot lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Chino Hills data, we estimate the home's value is $1,526,260.
Single-familyProperty Type
2010Year Built
8,626 sq ftLot Size
$470Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,526,260
$23K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.6% lower than the average sale price ($1.57M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
R-S
Low Density Residential District
The low density residential (R-S) zone district is a single-family zone which permits detached residences at a density of up to six units per gross acre. Development at this density requires full urban levels of service and public improvements. Minimum lot sizes in this zoning district may be increased depending on terrain, availability of services, or other factors; if modified, the minimum lot size shall be shown on the Zoning Map.
Install a roof-mounted photovoltaic system on a residential building.
Electrical
Solar
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: Refrigeration
Heating Fuel Type: Gas Public/Piped
Heating Type: Central
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 10
Exterior
Exterior Information
Building Style Type: Modern
Construction Type: Frame
Property Information
Living Sq. Ft: 3,248
Ground Floor Sq. Ft: 1,516
Building Sq. Ft: 3,856
# of Stories: 2
Legal Description: TRACT 15898 LOT 86 BOOK 313 PAGE 25 AND INT IN COMMON AREA
Parking & Garage Information
# of Parking Spaces: 3
Parking Type: Attached Frame Garage
Garage/Parking Sq. Ft: 608
Garage / Carport Type: Attached Frame
Lot Information
# of Buildings: 1
Land Sq. Ft: 8,626
Legal Lot Number: 86
Municipality Name: ONTARIO
Acres: 0.198
County Use Description: SINGLE FAMILY RES
Utility Information
Electricity / Wiring Type: Underground Wires
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2025
Tax District County: ONTARIO
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 3,248
Stories: 2.0
Lot Size: 8,626 square feet
Style: Single Family Residential
Year Built: 2010
Year Renovated: 2010
County: San Bernardino County
APN: 1017 425 18 0 000
Home facts updated by county records on Sep 18, 2026
Around this home
Schools
Oak Ridge Elementary School
Public K-6 • Assigned • 2.0mi
9/10
Robert O. Townsend Junior High School
Public 7-8 • Assigned • 1.5mi
9/10
Chino Hills High School
Public 9-12 • Assigned • 1.7mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
8/10 Fire Factor
28% chance of being in a wildfire in next 30 years
6/10 Heat Factor
0 hot days expected this year, 0 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
15 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Chino Hills, CA • 91709
Average low and high temperatures (°F)
68
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86
63
89
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85
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80
58
71
52
70
51
Jan
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May
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Sun exposure
In this area, properties receive around 9.7 hours in
June and 6.9 hours in December, placing it above the
U.S. average for solar exposure.
9.7 hrs
6.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.45M – $1.76M
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