Prime location in East Simi Valley at the foothills. Light and bright - vaulted ceilings. Large kitchen with island, built in cabinets in large family room, cozy fireplace in living room. 4th bedroom is open office. Tile flooring throughout downstairs, master with walk-in & peek-a-boo views. Double sinks in 2nd bath. Maintenance free rear yard with Koi Pond.
Prime location in East Simi Valley at the foothills. Light and bright - vaulted ceilings. Large kitchen with island, built in cabinets in large family room, cozy fireplace in living room. 4th bedroom is open office. Tile flooring throughout downstairs, master with walk-in & peek-a-boo views. Double sinks in 2nd bath. Maintenance free rear yard with Koi Pond.
CRMLS #P372071
Mar 3, 2004
Sold
$499,900
$256/sq ft
Dec 14, 2003
Listed
$499,900
$256/sq ft
Pride Of Ownership - Prime Location - Immaculate - Upgraded With The Top Quality - Vauted Ceiling - Light & Bright - Master Suite W/ Walk-In Closet - Gourmet Kitchem W/ Center Island - 4th Br Is Currently Open Office - Designed Window Treatments - Alarm System - Beautiful Back Yard - Koi Pond Sellers Are Very Motivated
CRMLS #P372069
Dec 14, 2003
Listing Removed
—
Dec 14, 2003
Listed
$499,900
$256/sq ft
Public Records
Dec 28, 1995
Sold
$220,000
$113/sq ft
Public Records
Sep 29, 1994
Sold
$1,715,000
$877/sq ft
Public Records
Jun 22, 1994
Sold
$2,750,000
$1,407/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$7,004 (+1.2%)
$382,474 + $205,945
$588,419
2024
$6,924 (+6.4%)
$374,975 + $201,907
$576,882
2023
$6,510 (+0.3%)
$367,622 + $197,949
$565,571
2022
$6,490 (+0.7%)
$360,414 + $194,068
$554,482
2021
$6,448 (+2.1%)
$353,347 + $190,263
$543,610
2020
$6,317 (+4.8%)
$346,418 + $186,533
$532,951
2019
$6,030 (+0.8%)
$342,867 + $184,621
$527,488
2018
$5,983 (+2.2%)
$336,145 + $181,001
$517,146
2017
$5,852 (+4.7%)
$323,093 + $173,973
$497,066
2016
$5,589 (+2.1%)
$323,093 + $173,973
$497,066
2015
$5,474 (−7.3%)
$316,758 + $170,562
$487,320
2014
$5,903 (+27.7%)
$255,000 + $255,000
$510,000
2013
$4,624 (−3.5%)
$255,000 + $255,000
$510,000
2012
$4,791 (+0.8%)
$200,000 + $200,000
$400,000
2011
$4,756 (+0.2%)
$207,000 + $207,000
$414,000
2010
$4,745 (−9.2%)
$207,000 + $207,000
$414,000
2009
$5,224 (−14.1%)
$207,000 + $207,000
$414,000
2008
$6,079
$230,000 + $230,000
$460,000
Tax history for 5234 Portia St
Year
Property tax
Land + Additions
Assessment*
2025
$7,004 (+1.2%)
$382,474 + $205,945
$588,419
2024
$6,924 (+6.4%)
$374,975 + $201,907
$576,882
2023
$6,510 (+0.3%)
$367,622 + $197,949
$565,571
2022
$6,490 (+0.7%)
$360,414 + $194,068
$554,482
2021
$6,448 (+2.1%)
$353,347 + $190,263
$543,610
2020
$6,317 (+4.8%)
$346,418 + $186,533
$532,951
2019
$6,030 (+0.8%)
$342,867 + $184,621
$527,488
2018
$5,983 (+2.2%)
$336,145 + $181,001
$517,146
2017
$5,852 (+4.7%)
$323,093 + $173,973
$497,066
2016
$5,589 (+2.1%)
$323,093 + $173,973
$497,066
2015
$5,474 (−7.3%)
$316,758 + $170,562
$487,320
2014
$5,903 (+27.7%)
$255,000 + $255,000
$510,000
2013
$4,624 (−3.5%)
$255,000 + $255,000
$510,000
2012
$4,791 (+0.8%)
$200,000 + $200,000
$400,000
2011
$4,756 (+0.2%)
$207,000 + $207,000
$414,000
2010
$4,745 (−9.2%)
$207,000 + $207,000
$414,000
2009
$5,224 (−14.1%)
$207,000 + $207,000
$414,000
2008
$6,079
$230,000 + $230,000
$460,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Beds
4
Baths
3
Stories
2
Lot width
—
Lot depth
—
Lot size
3,603 Sq. Ft.
Year renovated
—
Sq. Ft.
1,955
Year built
1995
Style
Single Family Residential
County
Ventura County
APN
6210061335
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 24, 2026.
Property details
Parking
Parking Information
Type: Garage
# of Garage Spaces: 2
Interior
Bathroom Information
# of Bathrooms (1/2): 1
# of Bathrooms (Full): 2
Kitchen Information
Island
Eating Areas: Eat In Kitchen
Cooking Appliances: Microwave, Oven-Gas
Additional Rooms
Den, Family Room, Loft
Interior Features
Flooring: Carpet
Equipment
Dishwasher, Garbage Disposal
Heating & Cooling
Cooling Type: Central A/C
Heating Type: Central Furnace
Laundry Information
Locations: Area in Unit
Fireplace Information
Has Fireplace
Fuel: Gas
Location: Living Room
Exterior
Building Information
Levels: Two
Entry Location: Ground Level - No Steps
Foundation: Concrete Slab
Roofing: Concrete Shake
Year Built Source: Assessor
Exterior Features
Patio Features: Slab
Exterior Construction: Stucco, Wood
Fencing: Block Wall
Lot Information
Lot Acres: 0.0800
Lot Description: Lot Shape-Irregular
Property Information
Property Attached: No
Zoning: RMOD-7.0
Utilities
Utility Information
Water: Public
Location
Homeowners Association Fees
Has HOA 1
HOA Fee 1: $39
HOA 1 Frequency: Monthly
Homeowners Association Information
Association Name: First Columbia
Location Information
Property Directions: North on Stearns, right on Alamo, Right on Ophelia to Portia
Cross Streets: Alamo/Ophelia
Subdivision/Tract Code: Gardens - GARD
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 1,955
Stories: 2.0
Lot Size: 3,603 square feet
Style: Single Family Residential
Year Built: 1995
Year Renovated: —
County: Ventura County
APN: 6210061335
Home facts updated by county records on Sep 24, 2026
Other
Misc
SP % LP: 0.9602
Around this home
Schools
Santa Susana Elementary School
Public K-6 • Assigned • 1.2mi
4/10
Valley View Middle School
Public 6-8 • Assigned • 1.3mi
4/10
Simi Valley High School
Public 9-12 • Assigned • 0.6mi
7/10
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
9/10 Fire Factor
48% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 101° expected this year, 19 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
3/10 Air Factor
4 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Simi Valley, CA • 93063
Average low and high temperatures (°F)
65
49
68
50
72
50
69
49
74
52
79
55
85
59
88
62
83
61
79
56
69
50
69
50
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10 hours in
June and 6.2 hours in December, placing it above the
U.S. average for solar exposure.
10 hrs
6.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$783,000 – $948,000
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