Recently Listed Open House 6/27 2:30pm - 4:30pm
452 Roblar Avenue
Hillsborough, CA, 94010 $ 6,880,000
Bedrooms5 Baths7.1 Sq 4,555 Monthly Estimate*
$ 43,441
for $6,880,000 with 5 bedrooms and 7 full baths, 1 half bath. This 4,555 square foot home was built in 1936 on a lot size of 0.5769.
Lower South Hillsborough estate property on more than one-half acre with gated entrances from Roblar Ave and W Santa Inez Ave. Recently updated with fresh paint, select new hardwood floors, new kitchen counters, and new garage doors. There are grand public rooms, kitchen and family room combination, and 5 bedrooms arranged for privacy and flexibility including exceptional poolside cabana with living room, full kitchen, bath, and bedroom with bath - ideal for extended family, guests, or poolside entertaining. The upstairs primary suite, with sitting area, balcony, two dressing rooms, and two full baths, is next to two additional suites. A private wing upstairs also has a suite ideal for an au pair, guests, or an office. Sparkling pool, level lawn, raised garden bed, and seasonal creek enhance the private setting. Excellent Hillsborough schools and just over one mile to either downtown Burlingame or San Mateo. With regard to square footage (See Square Footage Advisory), Tax records and WFG Property Profile show: 4,281 Sq Ft. County Characteristics for the main residence shows: 4,555 Sq Ft and 1,055 Sq Ft for Pool Cabana. Paid Marketing Vendor (Floor Plans) measure: 5,645 Sq Ft. Prior MLS shows 5,283 Sq Ft.
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Open House
6/27/2026 2:30 PM - 4:30 PM
6/28/2026 2:30 PM - 4:30 PM
452 Roblar Avenue Hillsborough, CA
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm
FeaturesGeneralLiving Area 4555
Sewer PublicSewer
Heating Central
Cooling CentralAir
Roof Tile
Appliances DoubleOven Dishwasher GasCooktop Refrigerator RangeHood Dryer Washer
Zoning R10025
Garage Spaces 3
Pool Features Heated InGround PoolCover
Year Built 1936
View Neighborhood
Property Subtype SingleFamilyResidence
County San Mateo
New Construction false
Property Type Residential
HOA false
Attached Garage true
Garage Y/N true
Full Baths 7
Special Listing Conditions Standard
Status Active
Directions Cross Street: W. Santa Inez
High School San Mateo
City Hillsborough
High School District Other
MLS Area 699 - Not Defined
Lot Size Units SquareFeet
Lot Size Square Feet 25128
Spa Features Heated InGround
Elementary School Other
Property Attached Y/N false
Middle/Junior High School Other
Standard Status Active
Year Built Source Assessor
Virtual Tour https://452roblar.com
Property Sub Type Additional SingleFamilyResidence
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InteriorInterior Amenities Loft WineCellar WalkInClosets
Flooring Carpet Stone Wood
Fireplace Features LivingRoom WoodBurning
Total Stories 2
Common Walls NoCommonWalls
Air Conditioning Y/N true
Heating Y/N true
Fireplace Y/N true
Half Baths 1
Total Bedrooms 5
Total Baths 8
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ExteriorFencing Partial Wood
Parking Features OffStreet
Water Source Public
Total Parking 3
Lot Size Area 25128
Foundation Details PillarPostPier Slab
Spa true
Lot Size Acres 0.5769
Lot Size Source Assessor
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* Excluded FeaturesList Byandrew.klink@compass.comEmail
Affordability Calculator
- Monthly Principal & Interest
- $43,441
- Monthly Property Taxes
- --
- Monthly Home Insurance
- --
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save NearbySingle family listings in Hillsborough, CA
Average List Price $14,225,745
Percent of Sale Price 107%
About Hillsborough, CA 11,149 Population
3% Since 2002
$ 195,338 Median Income
50.58 Median Age
36% Households with Children
Trends Information provided by ATTOM Data Solutions.
0 Elementary School
0 Middle School
San Mateo High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 6/12/2026 | $6,880,000 | | Listed Price |