173 Sylvan Rd is a 3,000 square foot house on a 0.33 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on July 31, 1974 for $44,500. Based on Redfin's Walnut Creek data, we estimate the home's value is $1,798,733.
Single-familyProperty Type
1950Year Built
0.33 acresLot Size
$600Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,798,733
$1.8M since sold in July 1974$33K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 8.1% lower than the average sale price ($1.96M) 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
Aug 9, 2024 • Final
Building - residential mechanical
Replace the furnace and air conditioner. A HERS report may be required at the final inspection.
HVAC
Jan 30, 2010 • Final
Building/residential/ad/single family addition
Work on additions to a residential building.
Addition
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
Room Information
# of Rooms: 8
Exterior
Property Information
Subdivision Name: HOMES RHO
Living Sq. Ft: 3,000
Ground Floor Sq. Ft: 3,000
Building Sq. Ft: 3,000
# of Stories: 1
Legal Description: RANCHO HOMES 20
Parking & Garage Information
Garage/Parking Sq. Ft: 484
Lot Information
# of Buildings: 1
Land Sq. Ft: 14,500
Legal Lot Number: 20
Acres: 0.3329
Zoning Code: R-20
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 3,000
Stories: 1.0
Lot Size: 0.33 acres
Style: Single Family Residential
Year Built: 1950
Year Renovated: 1970
County: Contra Costa County
APN: 1820720108
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Walnut Heights Elementary School
Public K-5 • Assigned • 0.9mi
8/10
Walnut Creek Intermediate School
Public 6-8 • Assigned • 2.3mi
9/10
Las Lomas High School
Public 9-12 • Assigned • 1.4mi
10/10
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
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
4/10 Heat Factor
8 days above 96° expected this year, 16 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
17 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Walnut Creek, CA • 94596
Average low and high temperatures (°F)
59
40
63
43
71
47
70
48
77
52
82
55
81
56
87
59
84
58
77
53
63
46
57
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.5 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.5 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.71M – $2.07M
Reach more buyers when you sell with Redfin. Save up to $17,987 in fees.3 minutes to get started.