20550 Alder Rd is a 752 square foot house on a 3,640 square foot lot with 3 bedrooms and 1 bathroom. Based on Redfin's Monte Rio data, we estimate the home's value is $397,310.
Single-familyProperty Type
1963Year Built
3,640 sq ftLot Size
$528Est. Price/Sq.Ft.
3 spacesParking
Source:Public Records
Redfin Estimate
$397,310
$10K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9% lower than the average sale price ($437K) 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
$1,607 (+3.3%)
$38,268 + $49,440
$87,708
2024
$1,556 (+1.6%)
$37,518 + $48,471
$85,989
2023
$1,532 (+1.9%)
$36,783 + $47,521
$84,304
2022
$1,502 (+1.0%)
$36,062 + $46,590
$82,652
2021
$1,488 (−3.4%)
$35,355 + $45,677
$81,032
2020
$1,540 (+5.5%)
$34,662 + $44,782
$79,444
2019
$1,460 (+19.7%)
$34,307 + $44,323
$78,630
2018
$1,219 (+3.3%)
$33,635 + $43,454
$77,089
2017
$1,180 (+0.7%)
$32,330 + $41,767
$74,097
2015
$1,172 (+1.4%)
$31,697 + $40,949
$72,646
2014
$1,156 (+0.2%)
$30,610 + $39,544
$70,154
2013
$1,153 (+3.2%)
$30,610 + $39,544
$70,154
2012
$1,118 (+8.6%)
$30,472 + $39,366
$69,838
2011
$1,029 (+0.7%)
$29,875 + $38,595
$68,470
2010
$1,021 (−0.4%)
$29,290 + $37,839
$67,129
2009
$1,025 (−3.3%)
$29,072 + $37,557
$66,629
2007
$1,061
$28,571 + $36,909
$65,480
Tax history for 20550 Alder Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,607 (+3.3%)
$38,268 + $49,440
$87,708
2024
$1,556 (+1.6%)
$37,518 + $48,471
$85,989
2023
$1,532 (+1.9%)
$36,783 + $47,521
$84,304
2022
$1,502 (+1.0%)
$36,062 + $46,590
$82,652
2021
$1,488 (−3.4%)
$35,355 + $45,677
$81,032
2020
$1,540 (+5.5%)
$34,662 + $44,782
$79,444
2019
$1,460 (+19.7%)
$34,307 + $44,323
$78,630
2018
$1,219 (+3.3%)
$33,635 + $43,454
$77,089
2017
$1,180 (+0.7%)
$32,330 + $41,767
$74,097
2015
$1,172 (+1.4%)
$31,697 + $40,949
$72,646
2014
$1,156 (+0.2%)
$30,610 + $39,544
$70,154
2013
$1,153 (+3.2%)
$30,610 + $39,544
$70,154
2012
$1,118 (+8.6%)
$30,472 + $39,366
$69,838
2011
$1,029 (+0.7%)
$29,875 + $38,595
$68,470
2010
$1,021 (−0.4%)
$29,290 + $37,839
$67,129
2009
$1,025 (−3.3%)
$29,072 + $37,557
$66,629
2007
$1,061
$28,571 + $36,909
$65,480
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Mar 9, 2023 • Active
Building permit no plan check
Remodel
Jun 11, 2016 • Final
Building permit no plan check
Electrical
HVAC
Plumbing
Water heater
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: 1
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 2
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Poor
Property Information
Subdivision Name: EAST MONTE RIO ADD #1
Living Sq. Ft: 752
Building Sq. Ft: 752
# of Stories: 1
Legal Description: 95 FM 95-192-17 CW PT RD 94074405 RES#94-0812
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,640
Legal Lot Number: 17
Legal Block Number: 2
Acres: 0.0836
Zoning Code: RR1
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 752
Stories: 1.0
Parking Spaces: 3
Basement: Yes
Accessible: No
Lot Size: 3,640 square feet
Style: Single Family Residential
Year Built: 1963
Year Renovated: —
County: Sonoma County
APN: 095192019000
HOA Dues: —
Garage: No
Features: Green
Home facts updated by owner on Nov 23, 2022
Around this home
Schools
Monte Rio Elementary School
Public K-8 • Assigned • 0.6mi
7/10
Analy High School
Public 9-12 • Assigned • 10.5mi
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
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
2/10 Heat Factor
9 days above 86° expected this year, 25 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
17 unhealthy days expected this year, 19 days in 30 years
Provided by First Street
Historical weather
Monte Rio, CA • 95462
Average low and high temperatures (°F)
59
40
60
43
69
44
66
46
74
49
75
51
73
52
82
53
78
53
75
49
62
45
58
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.6 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
10.6 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$410,000 – $496,000
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