1870 River Rd is a 2,240 square foot house on a 0.29 acre lot with 3 bedrooms and 3 bathrooms. Based on Redfin's Fulton data, we estimate the home's value is $802,543.
Single-familyProperty Type
1965Year Built
0.29 acresLot Size
$358Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$802,543
$185K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6% lower than the average sale price ($854K) of 6 comparable homes.
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Earn from this home
Sell
$759,971
Est. take-home
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Rent
$3,700/mo
Redfin rental estimate
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Market trends in 95439, CA
Last updated October 2026
Sale-to-list price
97.1%
+5.0% MoM
Median sale price
$679K
$451K MoM
Avg. days on market
58d
128 days MoM
Recently sold homes
1
1 MoM
Provided by Redfin
Sale history for 1870 River Rd
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$1,538 (+1.7%)
$13,728 + $98,755
$112,483
2024
$1,512 (+2.5%)
$13,459 + $96,819
$110,278
2023
$1,475 (+4.2%)
$13,196 + $94,921
$108,117
2022
$1,415 (+3.6%)
$12,938 + $93,060
$105,998
2021
$1,367 (+0.6%)
$12,685 + $91,236
$103,921
2020
$1,359 (+1.3%)
$12,437 + $89,448
$101,885
2019
$1,342 (+15.2%)
$12,310 + $88,531
$100,841
2018
$1,165 (+9.7%)
$12,069 + $86,796
$98,865
2017
$1,062 (+5.3%)
$11,601 + $83,427
$95,028
2015
$1,008 (+3.9%)
$11,374 + $81,792
$93,166
2014
$970 (+0.1%)
$10,985 + $78,986
$89,971
2013
$969 (+2.0%)
$10,985 + $78,986
$89,971
2012
$950 (+2.3%)
$10,936 + $78,630
$89,566
2011
$929 (+1.5%)
$10,722 + $77,089
$87,811
2010
$914 (+0.4%)
$10,512 + $75,578
$86,090
2009
$910 (+2.1%)
$10,434 + $75,014
$85,448
2007
$892
$10,254 + $73,719
$83,973
Tax history for 1870 River Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,538 (+1.7%)
$13,728 + $98,755
$112,483
2024
$1,512 (+2.5%)
$13,459 + $96,819
$110,278
2023
$1,475 (+4.2%)
$13,196 + $94,921
$108,117
2022
$1,415 (+3.6%)
$12,938 + $93,060
$105,998
2021
$1,367 (+0.6%)
$12,685 + $91,236
$103,921
2020
$1,359 (+1.3%)
$12,437 + $89,448
$101,885
2019
$1,342 (+15.2%)
$12,310 + $88,531
$100,841
2018
$1,165 (+9.7%)
$12,069 + $86,796
$98,865
2017
$1,062 (+5.3%)
$11,601 + $83,427
$95,028
2015
$1,008 (+3.9%)
$11,374 + $81,792
$93,166
2014
$970 (+0.1%)
$10,985 + $78,986
$89,971
2013
$969 (+2.0%)
$10,985 + $78,986
$89,971
2012
$950 (+2.3%)
$10,936 + $78,630
$89,566
2011
$929 (+1.5%)
$10,722 + $77,089
$87,811
2010
$914 (+0.4%)
$10,512 + $75,578
$86,090
2009
$910 (+2.1%)
$10,434 + $75,014
$85,448
2007
$892
$10,254 + $73,719
$83,973
*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 history record
Work on an addition.
Addition
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: 3
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Building Style Type: Square Design
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Subdivision Name: SAN MIGUEL RHO
Living Sq. Ft: 2,240
Ground Floor Sq. Ft: 1,312
Building Sq. Ft: 2,240
# of Stories: 2
Legal Description: 1971 FORM PT OF 59-110-08
Parking & Garage Information
Garage/Parking Sq. Ft: 528
Lot Information
# of Buildings: 1
Land Sq. Ft: 12,600
Acres: 0.2893
Zoning Code: LIA40
County Use Description: RURAL RESID-1 RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 2,240
Stories: 2.0
Lot Size: 0.29 acres
Style: Single Family Residential
Year Built: 1965
Year Renovated: 1965
County: Sonoma County
APN: 059110013000
Home facts updated by county records on Oct 28, 2026
Around this home
Schools
K - 12
Preschool & daycare
Mark West Elementary School
Public K-6 • Assigned • 1.5mi
5/10
Hilliard Comstock Middle School
Public 7-8 • Assigned • 3.3mi
1/10
Piner High School
Public 9-12 • Assigned • 2.4mi
4/10
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
0.15% 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
18 unhealthy days expected this year, 20 days in 30 years
Provided by First Street
Historical weather
Fulton, CA • 95439
Average low and high temperatures (°F)
62
38
63
42
71
45
68
46
76
50
79
52
81
53
85
53
81
56
73
50
64
44
58
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
$763,000 – $923,000
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