490 Irwin Ln is a 2,156 square foot house on a 0.57 acre lot with 5 bedrooms and 2 bathrooms. Based on Redfin's Santa Rosa data, we estimate the home's value is $510,019.
Single-familyProperty Type
1977Year Built
0.57 acresLot Size
$237Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$510,019
$18K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 15% lower than the average sale price ($600K) of 5 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
$5,873 (+1.4%)
$262,693 + $227,338
$490,031
2024
$5,792 (+1.8%)
$257,543 + $222,881
$480,424
2023
$5,689 (+1.8%)
$252,494 + $218,511
$471,005
2022
$5,587 (+2.2%)
$247,544 + $214,227
$461,771
2021
$5,466 (−0.5%)
$242,691 + $210,027
$452,718
2020
$5,493 (+2.4%)
$237,933 + $205,909
$443,842
2019
$5,362 (+8.4%)
$235,494 + $203,798
$439,292
2018
$4,947 (+4.4%)
$230,877 + $199,802
$430,679
2017
$4,740 (+3.5%)
$221,912 + $192,045
$413,957
2015
$4,580 (+7.1%)
$217,561 + $188,280
$405,841
2014
$4,276 (+0.3%)
$210,097 + $172,016
$382,113
2013
$4,263 (+2.3%)
$210,097 + $172,016
$382,113
2012
$4,169 (+2.0%)
$209,148 + $171,239
$380,387
2011
$4,088 (+3.2%)
$205,048 + $167,882
$372,930
2010
$3,960 (−1.3%)
$201,028 + $164,591
$365,619
2009
$4,013 (−36.3%)
$195,000 + $160,000
$355,000
2007
$6,296
$364,140 + $197,676
$561,816
Tax history for 490 Irwin Ln
Year
Property tax
Land + Additions
Assessment*
2025
$5,873 (+1.4%)
$262,693 + $227,338
$490,031
2024
$5,792 (+1.8%)
$257,543 + $222,881
$480,424
2023
$5,689 (+1.8%)
$252,494 + $218,511
$471,005
2022
$5,587 (+2.2%)
$247,544 + $214,227
$461,771
2021
$5,466 (−0.5%)
$242,691 + $210,027
$452,718
2020
$5,493 (+2.4%)
$237,933 + $205,909
$443,842
2019
$5,362 (+8.4%)
$235,494 + $203,798
$439,292
2018
$4,947 (+4.4%)
$230,877 + $199,802
$430,679
2017
$4,740 (+3.5%)
$221,912 + $192,045
$413,957
2015
$4,580 (+7.1%)
$217,561 + $188,280
$405,841
2014
$4,276 (+0.3%)
$210,097 + $172,016
$382,113
2013
$4,263 (+2.3%)
$210,097 + $172,016
$382,113
2012
$4,169 (+2.0%)
$209,148 + $171,239
$380,387
2011
$4,088 (+3.2%)
$205,048 + $167,882
$372,930
2010
$3,960 (−1.3%)
$201,028 + $164,591
$365,619
2009
$4,013 (−36.3%)
$195,000 + $160,000
$355,000
2007
$6,296
$364,140 + $197,676
$561,816
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
May 5, 2026 • Active
Building permit no plan check
Upgrade the electrical service panel from 100 amps to 200 amps with no additional loads.
Electrical
Jun 11, 2016 • Final
Building permit with plan check
Rebuild a garage.
Remodel
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
Room Information
# of Rooms: 8
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Living Sq. Ft: 2,156
Ground Floor Sq. Ft: 888
Building Sq. Ft: 2,156
# of Stories: 1
Legal Description: 1972 FORM 47 PT TO 57 & 58 BY 2526-479 FILE
Parking & Garage Information
Garage/Parking Sq. Ft: 649
Lot Information
# of Buildings: 1
Land Sq. Ft: 25,000
Acres: 0.5739
County Use Description: RURAL RESID-2+ RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 2.0
Sq. Ft.: 2,156
Stories: 1.0
Lot Size: 0.57 acres
Style: Single Family Residential
Year Built: 1977
Year Renovated: 1977
County: Sonoma County
APN: 130010056000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Oak Grove Elementary School
Public K • Assigned • 4.1mi
Oak Grove Elementary/Willowside Middle School
Charter 1-8 • Assigned • 1.1mi
6/10
Analy High School
Public 9-12 • Assigned • 2.7mi
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
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 90° 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
19 unhealthy days expected this year, 19 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95401
Average low and high temperatures (°F)
63
39
64
42
71
45
69
46
76
50
78
52
77
53
85
53
83
54
79
49
65
44
59
42
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.1 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$485,000 – $587,000
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