636 Mill St is a 1,042 square foot house on a 4,758 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on October 12, 1988 for $90,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $571,564.
Single-familyProperty Type
1922Year Built
4,758 sq ftLot Size
$549Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$571,564
$482K since sold in October 1988$1,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 5.6% lower than the average sale price ($606K) of 4 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Oct 6, 2020 • Final
Residential electrical
Upgrade the overhead electrical service panel for a residential building.
Electrical
Jun 28, 2015 • Final
Residential addition-alteration
Construct an addition to the rear of the house. Remodel a bathroom and expand the dining room and bedroom.
Addition
Bathroom
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
Room Information
# of Rooms: 6
Exterior
Exterior Information
Building Style Type: Square Design
Construction Type: Wood/Steel
Building Construction Quality: Fair
Property Information
Subdivision Name: WHEELERS ADD
Living Sq. Ft: 1,042
Ground Floor Sq. Ft: 834
Building Sq. Ft: 1,042
# of Stories: 1
Legal Description: MAP 20 PG 25 BLK 5 PART OF LOT 138
Parking & Garage Information
Garage/Parking Sq. Ft: 288
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,758
Legal Lot Number: 138
Legal Block Number: 5
Acres: 0.1092
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 1,042
Stories: 1.0
Lot Size: 4,758 square feet
Style: Single Family Residential
Year Built: 1922
Year Renovated: 1922
County: Sonoma County
APN: 009263005000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Luther Burbank Elementary School
Public K-6 • Assigned • 0.3mi
5/10
Montgomery High School
Public 9-12 • Assigned • 1.5mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
3/10 Flood Factor
Estimated 10-14% chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 92° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
15 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95404
Average low and high temperatures (°F)
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51
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86
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83
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79
51
65
46
60
44
Jan
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May
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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
$543,000 – $658,000
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