503 Monarch Ridge Dr is a 2,134 square foot townhouse on a 1,500 square foot lot with 3 bedrooms and 3 bathrooms. - it last sold on March 25, 2004 for $654,500. Based on Redfin's Walnut Creek data, we estimate the home's value is $1,116,001.
TownhomeProperty Type
1978Year Built
1,500 sq ftLot Size
$523Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,116,001
$462K since sold in March 2004$6,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.4% lower than the average sale price ($1.12M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #11218814
Mar 4, 2004
Listing Removed
—
Public Records
Aug 29, 2002
Sold
$560,000
$262/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11143871
Jun 22, 2002
Listing Removed
—
Public Records
Sep 1, 1978
Sold
$156,000
$73/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$11,631 (+4.5%)
$435,061 + $514,095
$949,156
2025
$11,127 (+103.7%)
$435,061 + $514,095
$949,156
2024
$5,462 (−49.1%)
$426,531 + $504,015
$930,546
2023
$10,727 (+1.6%)
$418,168 + $494,133
$912,301
2022
$10,556 (+3.1%)
$409,969 + $484,445
$894,414
2021
$10,241
$401,931 + $474,947
$876,878
2020
$10,245 (+3.9%)
$394,050 + $465,635
$859,685
2019
$9,859 (+3.9%)
$390,010 + $460,861
$850,871
2018
$9,490 (+2.1%)
$382,363 + $451,825
$834,188
2017
$9,299 (+2.1%)
$367,516 + $434,281
$801,797
2016
$9,110 (−6.1%)
$367,516 + $434,281
$801,797
2015
$9,706 (+12.3%)
$360,310 + $425,766
$786,076
2014
$8,641 (+4.6%)
$308,480 + $364,520
$673,000
2013
$8,263 (+12.8%)
$308,480 + $364,520
$673,000
2012
$7,323 (+11.2%)
$296,104 + $349,896
$646,000
2011
$6,583 (−17.5%)
$261,269 + $308,731
$570,000
2010
$7,976 (+12.8%)
$230,100 + $271,900
$502,000
2009
$7,071 (−14.6%)
$297,480 + $351,520
$649,000
2008
$8,285
$262,873 + $310,627
$573,500
Tax history for 503 Monarch Ridge Dr
Year
Property tax
Land + Additions
Assessment*
2026
$11,631 (+4.5%)
$435,061 + $514,095
$949,156
2025
$11,127 (+103.7%)
$435,061 + $514,095
$949,156
2024
$5,462 (−49.1%)
$426,531 + $504,015
$930,546
2023
$10,727 (+1.6%)
$418,168 + $494,133
$912,301
2022
$10,556 (+3.1%)
$409,969 + $484,445
$894,414
2021
$10,241
$401,931 + $474,947
$876,878
2020
$10,245 (+3.9%)
$394,050 + $465,635
$859,685
2019
$9,859 (+3.9%)
$390,010 + $460,861
$850,871
2018
$9,490 (+2.1%)
$382,363 + $451,825
$834,188
2017
$9,299 (+2.1%)
$367,516 + $434,281
$801,797
2016
$9,110 (−6.1%)
$367,516 + $434,281
$801,797
2015
$9,706 (+12.3%)
$360,310 + $425,766
$786,076
2014
$8,641 (+4.6%)
$308,480 + $364,520
$673,000
2013
$8,263 (+12.8%)
$308,480 + $364,520
$673,000
2012
$7,323 (+11.2%)
$296,104 + $349,896
$646,000
2011
$6,583 (−17.5%)
$261,269 + $308,731
$570,000
2010
$7,976 (+12.8%)
$230,100 + $271,900
$502,000
2009
$7,071 (−14.6%)
$297,480 + $351,520
$649,000
2008
$8,285
$262,873 + $310,627
$573,500
*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
PD
Planned Development District
The purpose of the Planned Development District is to allow diversification in the relationship of various buildings, land uses, structures, and open spaces in order to be relieved from the rigid standards of conventional zoning. A Planned Development District shall comply with the regulations and provision of the General Plan and any applicable specific plan and shall provide adequate standards to promote the public, health, safety and general welfare without unduly inhibiting the advantages of modern building techniques and planning for residential or commercial purposes.
Feb 29, 2024 • Final
Building new construction, additions, alterations or sign
Remove and replace existing windows and doors with new windows and doors of the same size and type.
Remodel
Dec 19, 2023 • Final
Residential mechanical: hvac, furnace, air conditioner replacement or ductwork only (no relocation)
Install a ducted mini-split unit.
HVAC
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: 10
Exterior
Property Information
Subdivision Name: SUBDIVISION 4470
Living Sq. Ft: 2,134
Ground Floor Sq. Ft: 913
Building Sq. Ft: 2,134
# of Stories: 2
Legal Description: T04470 L0156 B EX 1/2 MR
Parking & Garage Information
Garage/Parking Sq. Ft: 462
Lot Information
# of Buildings: 1
Land Sq. Ft: 1,500
Legal Lot Number: 156
Acres: 0.0344
County Use Description: TOWNHOUSES, ATTACHED PUDS, DUE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 2,134
Stories: 2.0
Lot Size: 1,500 square feet
Style: Townhouse
Year Built: 1978
Year Renovated: 1983
County: Contra Costa County
APN: 1753000650
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Springhill Elementary School
Public K-5 • Assigned • 0.5mi
7/10
M. H. Stanley Middle School
Public 6-8 • Assigned • 2.2mi
8/10
Acalanes High School
Public 9-12 • Assigned • 0.7mi
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
3/10 Heat Factor
7 days above 96° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
15 unhealthy days expected this year, 16 days in 30 years
Provided by First Street
Historical weather
Walnut Creek, CA • 94597
Average low and high temperatures (°F)
60
41
64
44
72
48
72
49
80
54
84
55
86
58
91
60
85
61
74
53
64
47
56
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
$1.06M – $1.28M
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