100 Ridgeway Rd is a 3,056 square foot house on a 0.5 acre lot with 3 bedrooms and 4 bathrooms. - it last sold on April 15, 1971 for $65,000. Based on Redfin's Hillsborough data, we estimate the home's value is $4,930,077.
Single-familyProperty Type
1956Year Built
0.5 acresLot Size
$1,613Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,930,077
$4.9M since sold in April 1971$183K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9% lower than the average sale price ($5.42M) 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.
Permits
Dec 5, 2027 • Active
Utility infrastructure
Electrical
Jan 22, 2025 • Final
Drainage
Install additional drainage and replace existing components.
Grading
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
Bathroom Information
# of Full Baths: 4
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Good
Construction Type: Wood/Steel
Building Construction Quality: Good
View Information
View: Good
Property Information
Subdivision Name: CRYSTAL SPGS PARK
Living Sq. Ft: 3,056
Ground Floor Sq. Ft: 3,056
Building Sq. Ft: 3,056
# of Stories: 1
Legal Description: BEING PTN LOT 6 BLOCK 3 CRYSTAL SPRINGS PARK BK 247 DEEDS 165 TOWN OF HILLSBOROUGH
Parking & Garage Information
# of Parking Spaces: 3
Garage/Parking Sq. Ft: 688
Lot Information
# of Buildings: 1
Land Sq. Ft: 21,897
Legal Lot Number: 6
Legal Block Number: 3
Acres: 0.5027
Depth Footage: 150
Front Footage: 160
Zoning Code: R10025
County Use Description: SINGLE FAMILY W/ ADU
Location Information
Parcel Location Influence: Good
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 4.0
Sq. Ft.: 3,056
Stories: 1.0
Lot Size: 0.5 acres
Style: Single Family Residential
Year Built: 1956
Year Renovated: 1964
County: San Mateo County
APN: 031331030
Home facts updated by county records on Sep 2, 2026
Around this home
Schools
South Hillsborough School
Public K-5 • Assigned • 0.7mi
9/10
Crocker Middle School
Public 6-8 • Assigned • 1.5mi
8/10
San Mateo High School
Public 9-12 • Assigned • 1.9mi
9/10
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
2/10 Heat Factor
5 days above 86° expected this year, 11 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Hillsborough, CA • 94010
Average low and high temperatures (°F)
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72
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63
52
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Sun exposure
In this area, properties receive around 10.5 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
10.5 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$4.68M – $5.67M
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