21731 Rimrock St is a 1,904 square foot house on a 6,000 square foot lot with 4 bedrooms and 2.5 bathrooms. - it last sold on May 30, 1997 for $205,000. Based on Redfin's Lake Forest data, we estimate the home's value is $1,190,640.
Single-familyProperty Type
1978Year Built
6,000 sq ftLot Size
$625Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,190,640
$986K since sold in May 1997$0 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.2% lower than the average sale price ($1.33M) 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
Apr 30, 2021 • Final
Encroachment - construction
Excavate asphalt, concrete, and dirt to install a new duct.
Grading
Aug 4, 2016 • Final
Residential solar permit (old version)
Battery
Electrical
Solar
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
# of 1/2 Baths: 1
Exterior
Exterior Information
Building Type: Single Family
Pool Information
Has Pool
Property Information
Living Sq. Ft: 1,904
Gross Sq. Ft: 2,379
Building Sq. Ft: 2,379
Legal Description: N-TRACT: 8886 BLOCK: LOT: 18
Parking & Garage Information
Garage/Parking Sq. Ft: 475
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,000
Legal Lot Number: 18
Acres: 0.1377
Depth Footage: 80
Front Footage: 75
County Use Description: SINGLE FAM RESIDENCE
Utility Information
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 1,904
Stories: —
Lot Size: 6,000 square feet
Style: Single Family Residential
Year Built: 1978
Year Renovated: 1978
County: Orange County
APN: 61456119
Home facts updated by county records on Oct 28, 2026
Around this home
Schools
La Madera Elementary School
Public K-6 • Assigned • 0.6mi
8/10
Serrano Intermediate School
Public 7-8 • Assigned • 1.3mi
6/10
El Toro High School
Public 9-12 • Assigned • 0.7mi
8/10
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
5/10 Heat Factor
7 days above 91° expected this year, 21 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
4/10 Air Factor
4 unhealthy days expected this year, 5 days in 30 years
Provided by First Street
Historical weather
Lake Forest, CA • 92630
Average low and high temperatures (°F)
71
49
72
50
76
52
75
53
78
57
82
62
87
64
89
65
85
65
80
57
72
51
69
49
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.1 hours in
June and 7 hours in December, placing it above the
U.S. average for solar exposure.
9.1 hrs
7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.13M – $1.37M
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