27 Exploration is a 3,945 square foot house on a 7,318 square foot lot with 5 bedrooms and 4.5 bathrooms. Based on Redfin's Irvine data, we estimate the home's value is $3,099,039.
Single-familyProperty Type
2009Year Built
7,318 sq ftLot Size
$786Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$3,099,039
$12K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.1% higher than the average sale price ($3.07M) of 6 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
$23,131 (+1.6%)
$878,491 + $910,177
$1,788,668
2024
$22,760 (−1.8%)
$878,491 + $910,177
$1,788,668
2023
$23,183 (+2.1%)
$861,266 + $892,331
$1,753,597
2022
$22,706 (+1.4%)
$844,378 + $874,835
$1,719,213
2021
$22,395 (+0.8%)
$827,821 + $857,682
$1,685,503
2020
$22,216 (−0.6%)
$811,589 + $840,865
$1,652,454
2019
$22,359 (+0.1%)
$803,268 + $832,243
$1,635,511
2018
$22,337 (+1.6%)
$787,518 + $815,925
$1,603,443
2017
$21,976 (+1.5%)
$756,937 + $784,243
$1,541,180
2016
$21,647 (+1.1%)
$756,937 + $784,243
$1,541,180
2015
$21,417 (+1.4%)
$742,095 + $768,866
$1,510,961
2014
$21,120 (+2.3%)
$716,629 + $742,483
$1,459,112
2013
$20,641 (+2.0%)
$716,629 + $742,483
$1,459,112
2012
$20,240 (−2.6%)
$691,648 + $705,137
$1,396,785
2011
$20,788 (+0.3%)
$625,135 + $705,137
$1,330,272
2010
$20,721 (+140.5%)
$680,563 + $705,137
$1,385,700
2009
$8,616 (+1.6%)
$680,563 + $702,706
$1,383,269
2008
$8,481
$8,406
Tax history for 27 Exploration
Year
Property tax
Land + Additions
Assessment*
2025
$23,131 (+1.6%)
$878,491 + $910,177
$1,788,668
2024
$22,760 (−1.8%)
$878,491 + $910,177
$1,788,668
2023
$23,183 (+2.1%)
$861,266 + $892,331
$1,753,597
2022
$22,706 (+1.4%)
$844,378 + $874,835
$1,719,213
2021
$22,395 (+0.8%)
$827,821 + $857,682
$1,685,503
2020
$22,216 (−0.6%)
$811,589 + $840,865
$1,652,454
2019
$22,359 (+0.1%)
$803,268 + $832,243
$1,635,511
2018
$22,337 (+1.6%)
$787,518 + $815,925
$1,603,443
2017
$21,976 (+1.5%)
$756,937 + $784,243
$1,541,180
2016
$21,647 (+1.1%)
$756,937 + $784,243
$1,541,180
2015
$21,417 (+1.4%)
$742,095 + $768,866
$1,510,961
2014
$21,120 (+2.3%)
$716,629 + $742,483
$1,459,112
2013
$20,641 (+2.0%)
$716,629 + $742,483
$1,459,112
2012
$20,240 (−2.6%)
$691,648 + $705,137
$1,396,785
2011
$20,788 (+0.3%)
$625,135 + $705,137
$1,330,272
2010
$20,721 (+140.5%)
$680,563 + $705,137
$1,385,700
2009
$8,616 (+1.6%)
$680,563 + $702,706
$1,383,269
2008
$8,481
$8,406
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
2.3K
Medium Density Residential - Portola Springs (Planning Area 6) District
This category allows zero to 12.5 dwelling units per net acre as either single-family detached or attached dwelling units. This corresponds to the Medium Density category of zero to 10 du per gross acre.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Other
Educational/school
Park & open space
Property details
Interior
Bathroom Information
# of Full Baths: 4
# of 1/2 Baths: 1
Exterior
Exterior Information
Building Type: Single Family
Property Information
Living Sq. Ft: 3,945
Building Sq. Ft: 3,945
Legal Description: N-TRACT: 16779 BLOCK: LOT: 145
Parking & Garage Information
Garage/Parking Sq. Ft: 532
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,318
Legal Lot Number: 145
Acres: 0.168
County Use Description: SINGLE FAM RESIDENCE
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 5
Baths: 4.5
Sq. Ft.: 3,945
Stories: —
Lot Size: 7,318 square feet
Style: Single Family Residential
Year Built: 2009
Year Renovated: 2009
County: Orange County
APN: 58003308
Home facts updated by county records on Oct 15, 2026
Around this home
Schools
Portola Springs Elementary
Public K-6 • Assigned • 0.8mi
10/10
Jeffrey Trail Middle
Public 7-8 • Assigned • 2.6mi
9/10
Portola High
Public 9-12 • Assigned • 2.3mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
A quiet foothill village on Irvine's eastern edge, known for scenic canyon backdrops, extensive nature trails, resort-style pools, and a serene, family-centric outdoor lifestyle.
Irvine is a Master Planned City which makes it truly unique and highly desirable. Irvine is known for its parks and open space. Popular spots include the OC Great Park and Quail Hill Trailhead. Irvine Spectrum has shopping, dining and entertainment....