520 El Arroyo Rd is a 2,390 square foot house on a 0.41 acre lot with 3 bedrooms and 2 bathrooms. Based on Redfin's Hillsborough data, we estimate the home's value is $4,415,570.
Single-familyProperty Type
1952Year Built
0.41 acresLot Size
$1,848Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,415,570
$408K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.4% higher than the average sale price ($4.31M) of 4 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$8,249 (+3.0%)
$85,852 + $190,954
$276,806
2024
$8,008 (+2.7%)
$84,169 + $187,210
$271,379
2023
$7,798 (+3.9%)
$82,519 + $183,540
$266,059
2022
$7,507 (+3.1%)
$80,901 + $179,942
$260,843
2021
$7,279 (+2.6%)
$79,315 + $176,414
$255,729
2020
$7,094 (+4.2%)
$77,760 + $172,955
$250,715
2019
$6,808 (+4.5%)
$76,963 + $171,182
$248,145
2018
$6,518 (+5.0%)
$75,454 + $167,826
$243,280
2017
$6,206 (+5.5%)
$72,525 + $161,310
$233,835
2016
$5,882 (+4.6%)
$72,525 + $161,310
$233,835
2015
$5,625 (+3.9%)
$71,103 + $158,148
$229,251
2014
$5,415 (+6.2%)
$68,664 + $152,722
$221,386
2012
$5,098 (+10.0%)
$68,354 + $152,032
$220,386
2011
$4,633 (+3.2%)
$67,014 + $149,051
$216,065
2010
$4,489 (+1.8%)
$65,700 + $146,129
$211,829
2009
$4,408 (+2.3%)
$65,209 + $145,037
$210,246
2008
$4,309
$65,364 + $145,382
$210,746
Tax history for 520 El Arroyo Rd
Year
Property tax
Land + Additions
Assessment*
2025
$8,249 (+3.0%)
$85,852 + $190,954
$276,806
2024
$8,008 (+2.7%)
$84,169 + $187,210
$271,379
2023
$7,798 (+3.9%)
$82,519 + $183,540
$266,059
2022
$7,507 (+3.1%)
$80,901 + $179,942
$260,843
2021
$7,279 (+2.6%)
$79,315 + $176,414
$255,729
2020
$7,094 (+4.2%)
$77,760 + $172,955
$250,715
2019
$6,808 (+4.5%)
$76,963 + $171,182
$248,145
2018
$6,518 (+5.0%)
$75,454 + $167,826
$243,280
2017
$6,206 (+5.5%)
$72,525 + $161,310
$233,835
2016
$5,882 (+4.6%)
$72,525 + $161,310
$233,835
2015
$5,625 (+3.9%)
$71,103 + $158,148
$229,251
2014
$5,415 (+6.2%)
$68,664 + $152,722
$221,386
2012
$5,098 (+10.0%)
$68,354 + $152,032
$220,386
2011
$4,633 (+3.2%)
$67,014 + $149,051
$216,065
2010
$4,489 (+1.8%)
$65,700 + $146,129
$211,829
2009
$4,408 (+2.3%)
$65,209 + $145,037
$210,246
2008
$4,309
$65,364 + $145,382
$210,746
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
May 17, 2024 • Final
Gas line
Replace the underground gas line from the meter to the house.
Gas
Mar 7, 2024 • Final
Encroachment
Perform emergency tree removal.
Demolition
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: 2
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central
Room Information
# of Rooms: 7
Exterior
Exterior Information
Construction Type: Wood/Steel
Building Construction Quality: Good
Pool Information
Has Pool
View Information
View: Good
Property Information
Subdivision Name: 03 HILLSBOROUGH
Living Sq. Ft: 2,390
Gross Sq. Ft: 2,390
Ground Floor Sq. Ft: 2,390
Building Sq. Ft: 2,390
# of Stories: 1
Legal Description: LOT 104 SUB OF RESERVED POR OF BREWER PROP SUB NO 3 RSM 17/53 54 TOWN OF HILLSBOROUGH
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 440
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 17,653
Legal Lot Number: 104
Acres: 0.4053
Zoning Code: R10025
County Use Description: SINGLE FAMILY
Location Information
Parcel Location Influence: Corner
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 2,390
Stories: 1.0
Lot Size: 0.41 acres
Style: Single Family Residential
Year Built: 1952
Year Renovated: 1952
County: San Mateo County
APN: 031025020
Home facts updated by county records on Sep 2, 2026
Around this home
Schools
North Hillsborough School
Public K-5 • Assigned • 0.5mi
9/10
Crocker Middle School
Public 6-8 • Assigned • 0.5mi
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 85° expected this year, 10 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)
60
47
62
48
67
50
65
51
68
52
70
54
71
57
72
58
73
59
72
57
63
52
59
50
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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
$4.20M – $5.08M
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