21857 Monte Vista Ter is a 1,132 square foot house on a 0.29 acre lot with 2 bedrooms and 1.5 bathrooms. - it last sold on September 02, 1994 for $29,000. Based on Redfin's Monte Rio data, we estimate the home's value is $560,372.
Single-familyProperty Type
1911Year Built
0.29 acresLot Size
$495Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$560,372
$531K since sold in September 1994$46K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 0.3% lower than the average sale price ($562K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jun 11, 2016 • Final
Building permit with plan check
Rebuild a structure following fire damage.
Demolition
New construction
Oct 2, 1995 • Active
Building history record
Rebuild a structure following fire damage.
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
Basement Information
Basement Sq. Ft: 324
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 1
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Poor
Property Information
Subdivision Name: TIER J MESA GRANDE
Living Sq. Ft: 1,132
Building Sq. Ft: 1,132
# of Stories: 1
Legal Description: LOT 37-39
Lot Information
# of Buildings: 1
Land Sq. Ft: 12,543
Legal Lot Number: 37-39
Acres: 0.2879
Zoning Code: RR1
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.5
Sq. Ft.: 1,132
Stories: 1.0
Lot Size: 0.29 acres
Style: Single Family Residential
Year Built: 1911
Year Renovated: 1926
County: Sonoma County
APN: 095036005000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Monte Rio Elementary School
Public K-8 • Assigned • 0.5mi
7/10
Analy High School
Public 9-12 • Assigned • 11.5mi
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
2/10 Heat Factor
7 days above 84° expected this year, 20 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
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43
69
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66
46
74
49
75
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73
52
82
53
78
53
75
49
62
45
58
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
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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
$533,000 – $645,000
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