Google street view image for 3409 Sidney Sq, Santa Rosa, CA 95405

Off market aug 1999 for $335K

$841,204

Est. refi paymentEst. refi $2,219/mo

•

2 ba

•

2,474

sq ft

3409 Sidney Sq, Santa Rosa, CA 95405

About this home

3409 Sidney Sq is a 2,474 square foot house on a 0.39 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on August 17, 1999 for $335,000. Based on Redfin's Santa Rosa data, we estimate the home's value is $841,204.

Single-familyProperty Type

1960Year Built

0.39 acresLot Size

$340Est. Price/Sq.Ft.

1 car garageParking

Source:Public Records

Redfin Estimate

$841,204

$506K since sold in August 1999$21K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 19.9% higher than the average sale price ($701K) of 6 comparable homes.

SOLD OCT 13, 2026
$730,000
A
3 beds2 baths1,806 sq ft
2567 Tachevah Dr, Santa Rosa, CA 95405
SOLD SEP 29, 2026
$780,000
B
3 beds2 baths1,819 sq ft
2575 Brookhaven Dr, Santa Rosa, CA 95405
SOLD JUN 16, 2026
$575,000
C
3 beds2 baths1,765 sq ft
2445 Melbrook Way, Santa Rosa, CA 95405
SOLD AUG 27, 2026
$750,000
D
3 beds2 baths1,702 sq ft
2530 Tamarisk Dr, Santa Rosa, CA 95405
SOLD AUG 18, 2026
$729,000
E
3 beds2 baths1,781 sq ft
1819 Woodward Dr, Santa Rosa, CA 95405
SOLD OCT 16, 2026
$644,000
F
3 beds2 baths1,256 sq ft
2217 Cheyenne Dr, Santa Rosa, CA 95405

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Earn from this home

Sell

$755,630

Est. take-home

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Refinance

Est. cash available

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Rent

$3,561/mo

Redfin rental estimate

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Market trends in 95405, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.4%

+0.2% MoM

Median sale price

$711K

$39K MoM

Avg. days on market

38d

0 days MoM

Recently sold homes

8 MoM

New listings for sale

OPEN TODAY, 1PM TO 3PM
$1,150,000
4 beds3 baths2,407 sq ft
3014 Santa Margarita Ct, Santa Rosa, CA 95405
OPEN TODAY, 11AM TO 1PM
$1,100,000
3 beds2 baths2,437 sq ft
4734 Santa Rosita Ct, Santa Rosa, CA 95405
KL Smallwood Enterprises, Inc.
COMING SOON
$650,000
3 beds1 bath1,118 sq ft
3453 Idaho Dr, Santa Rosa, CA 95405
OPEN TODAY, 1PM TO 4PM
$925,000
4 beds2.5 baths1,976 sq ft
4726 Parktrail Dr, Santa Rosa, CA 95405
OPEN SUN, 1PM TO 3PM
$749,000
3 beds2 baths1,180 sq ft
1227 Wyoming Dr, Santa Rosa, CA 95405
$585,000
3 beds2.5 baths1,459 sq ft
2313 Avenida De Las Brisas, Santa Rosa, CA 95405
LISTED BY REDFIN
$729,000
3 beds3 baths1,656 sq ft
1237 Kodiak Ct, Santa Rosa, CA 95405
OPEN SUN, 12PM TO 2PM
$928,000
4 beds2.5 baths1,914 sq ft
4751 Wild Meadow Reach, Santa Rosa, CA 95405
OPEN SUN, 1PM TO 3PM
$799,000
3 beds1.5 baths1,417 sq ft
2817 Midway Dr, Santa Rosa, CA 95405
See all

Provided by Redfin

Sale history for 3409 Sidney Sq

Year

Property tax

Land + Additions

Assessment*

2025

$5,292 (+1.7%)

$153,734 + $294,663

$448,397

2024

$5,204 (+3.8%)

$150,720 + $288,886

$439,606

2023

$5,013 (+4.3%)

$147,765 + $283,222

$430,987

2022

$4,809 (+2.0%)

$144,868 + $277,669

$422,537

2021

$4,713 (+0.4%)

$142,028 + $272,225

$414,253

2020

$4,696 (+0.9%)

$139,244 + $266,888

$406,132

2019

$4,652 (+0.6%)

$137,817 + $264,152

$401,969

2018

$4,623 (+1.9%)

$135,115 + $258,973

$394,088

2017

$4,538 (+4.2%)

$129,869 + $248,918

$378,787

2015

$4,354 (+3.7%)

$127,323 + $244,038

$371,361

2014

$4,197 (+2.7%)

$122,955 + $235,665

$358,620

2013

$4,087 (−10.1%)

$122,955 + $235,665

$358,620

2012

$4,547 (−0.9%)

$122,400 + $234,600

$357,000

2011

$4,587 (+1.6%)

$142,800 + $255,000

$397,800

2010

$4,515 (−0.5%)

$119,967 + $281,926

$401,893

2009

$4,538 (+2.1%)

$119,071 + $279,819

$398,890

2007

$4,447

$117,014 + $274,985

$391,999

Tax history for 3409 Sidney Sq

Year

Property tax

Land + Additions

Assessment*

2025

$5,292 (+1.7%)

$153,734 + $294,663

$448,397

2024

$5,204 (+3.8%)

$150,720 + $288,886

$439,606

2023

$5,013 (+4.3%)

$147,765 + $283,222

$430,987

2022

$4,809 (+2.0%)

$144,868 + $277,669

$422,537

2021

$4,713 (+0.4%)

$142,028 + $272,225

$414,253

2020

$4,696 (+0.9%)

$139,244 + $266,888

$406,132

2019

$4,652 (+0.6%)

$137,817 + $264,152

$401,969

2018

$4,623 (+1.9%)

$135,115 + $258,973

$394,088

2017

$4,538 (+4.2%)

$129,869 + $248,918

$378,787

2015

$4,354 (+3.7%)

$127,323 + $244,038

$371,361

2014

$4,197 (+2.7%)

$122,955 + $235,665

$358,620

2013

$4,087 (−10.1%)

$122,955 + $235,665

$358,620

2012

$4,547 (−0.9%)

$122,400 + $234,600

$357,000

2011

$4,587 (+1.6%)

$142,800 + $255,000

$397,800

2010

$4,515 (−0.5%)

$119,967 + $281,926

$401,893

2009

$4,538 (+2.1%)

$119,071 + $279,819

$398,890

2007

$4,447

$117,014 + $274,985

$391,999

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning and permits

Zoning
Permits

R-1-6

Single-Family Residential District - 6,000 sq ft

The R-1 zoning district is applied to areas of the City intended to be maintained as residential neighborhoods comprised of detached and attached single-family houses, clustered Residential hillside projects, and small multi-family projects, together with compatible accessory uses. The maximum allowable density ranges from two to 13 dwellings per acre, with the specific allowable density for each parcel shown on the zoning map by a numerical suffix to the R-1 map symbol see Section 20-22.040. The R-1 zoning district implements and is consistent with the Residential Very Low Density where residential clustered on hillsides is desirable, Low Density or Open Space, Low Density, and Medium Low Density land use classifications of the General Plan.

Permitted uses

Include but are not limited to:

Agriculture-Other
Day care facility
Healthcare-Other
Housing-Single unit
Housing-Student
Housing-Other
Infrastructure-Other
Housing-Mobile home park

Jun 28, 2015 • Final

Residential electrical

Upgrade the existing electrical service panel to a new meter and load center. Install new circuit breakers and associated hardware.

Electrical

Jun 28, 2015 • Final

Residential addition-alteration

Install a new air conditioning unit with a thermal expansion valve. Duct testing documentation is required.

HVAC

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

Heating & Cooling
Heating Type: Forced Air

Fireplace Information
# of Fireplaces: 2
Has Fireplace

Room Information
# of Rooms: 5

Exterior

Exterior Information
Physical Condition: Good
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Exterior Wall: Wood Siding

Property Information
Subdivision Name: LAMBSON ESTATES #2
Living Sq. Ft: 2,474
Ground Floor Sq. Ft: 1,734
Building Sq. Ft: 3,018
Legal Description: LT 15 & PTN LT 16 LAMBSON ESTS NO 2

Parking & Garage Information
# of Parking Spaces: 1
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 544
Garage / Carport Type: Attached

Lot Information
# of Buildings: 1
Land Sq. Ft: 17,000
Legal Lot Number: 15
Acres: 0.3903
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING

Utility Information
Sewer Type: Public
Water Service Type: Public

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 2,474
Stories: —
Lot Size: 0.39 acres
Style: Single Family Residential
Year Built: 1960
Year Renovated: 1965
County: Sonoma County
APN: 014461063000

Home facts updated by county records on Oct 28, 2026

Around this home

Schools

K - 12
Preschool & daycare

Spring Creek Matanzas Charter School

Charter K-6 • Assigned • 0.4mi

6/10

Spring Lake Charter

Charter K-8 • Assigned • 0.8mi

6/10

Montgomery High School

Public 9-12 • Assigned • 0.4mi

7/10

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 92° expected this year, 16 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 • 95405

Average low and high temperatures (°F)

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

$800,000 – $968,000

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Nearby similar homes

OPEN TODAY, 1PM TO 3PM

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3014 Santa Margarita Ct, Santa Rosa, CA 95405

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$1,150,000

4 beds3 baths2,407 sq ft

3014 Santa Margarita Ct, Santa Rosa, CA 95405

Quarter acre • Quiet cul-de-sac • Breakfast nook

OPEN TODAY, 11AM TO 1PM

$1,100,000

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4734 Santa Rosita Ct, Santa Rosa, CA 95405

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5,998 sq ft lot • 3 parking spots • Built 1955

OPEN TODAY, 1PM TO 4PM

$925,000

4 beds2.5 baths1,976 sq ft

4726 Parktrail Dr, Santa Rosa, CA 95405

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OPEN SUN, 1PM TO 3PM

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$585,000

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2313 Avenida De Las Brisas, Santa Rosa, CA 95405

Private balcony • Private deck • Community amenities

LISTED BY REDFIN3D WALKTHROUGH

$729,000

3 beds3 baths1,656 sq ft

1237 Kodiak Ct, Santa Rosa, CA 95405

Cul-de-sac • Backyard privacy • Large kitchen

OPEN SUN, 12PM TO 2PM

$928,000

4 beds2.5 baths1,914 sq ft

4751 Wild Meadow Reach, Santa Rosa, CA 95405

Updated kitchen • Updated bathrooms • Newer roof

OPEN SUN, 1PM TO 3PM

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Home values near 3409 Sidney Sq

Data from public records.

Address	Redfin Estimate
3402 Sidney Sq, Santa Rosa, CA 3 Beds \| 2 Baths \| 1702 Sq. Ft.	$635,743
3411 Sidney Sq, Santa Rosa, CA 4 Beds \| 2.5 Baths \| 1644 Sq. Ft.	$801,909
3454 Hoen Ave, Santa Rosa, CA 3 Beds \| 2 Baths \| 1499 Sq. Ft.	$710,227
3470 Hoen Ave, Santa Rosa, CA 4 Beds \| 2.5 Baths \| 2591 Sq. Ft.	$742,896
3456 Moore Rd, Santa Rosa, CA 4 Beds \| 2.5 Baths \| 2570 Sq. Ft.	$962,224
3529 Fir Dr, Santa Rosa, CA 4 Beds \| 2.5 Baths \| 2045 Sq. Ft.	$811,029
3424 Hoen Ave, Santa Rosa, CA 3 Beds \| 2 Baths \| 1267 Sq. Ft.	$657,369

Address	Redfin Estimate
3406 Sidney Sq, Santa Rosa, CA 4 Beds \| 2 Baths \| 1883 Sq. Ft.	$781,201
3535 Fir Dr, Santa Rosa, CA 3 Beds \| 2 Baths \| 1605 Sq. Ft.	$725,527
3460 Moore Rd, Santa Rosa, CA 4 Beds \| 3 Baths \| 3159 Sq. Ft.	$1,006,424
3466 Moore Rd, Santa Rosa, CA 4 Beds \| 4 Baths \| 2980 Sq. Ft.	$1,033,618
3519 Fir Dr, Santa Rosa, CA 3 Beds \| 2 Baths \| 1395 Sq. Ft.	$737,496
3515 Fir Dr, Santa Rosa, CA 4 Beds \| 3 Baths \| 2209 Sq. Ft.	$1,000,100
3432 Hoen Ave, Santa Rosa, CA 4 Beds \| 2 Baths \| 1465 Sq. Ft.	$687,675

Address	Redfin Estimate
3410 Sidney Sq, Santa Rosa, CA 3 Beds \| 2.5 Baths \| 3022 Sq. Ft.	$914,450
3452 Hoen Ave, Santa Rosa, CA 3 Beds \| 2 Baths \| 1430 Sq. Ft.	$717,580
3505 Fir Dr, Santa Rosa, CA 4 Beds \| 2 Baths \| 2198 Sq. Ft.	$922,668
3458 Moore Rd, Santa Rosa, CA 3 Beds \| 3 Baths \| 2908 Sq. Ft.	$1,004,089
3523 Fir Dr, Santa Rosa, CA 4 Beds \| 2 Baths \| 1888 Sq. Ft.	$736,118
3418 Hoen Ave, Santa Rosa, CA 3 Beds \| 2 Baths \| 1179 Sq. Ft.	$618,675
3440 Hoen Ave, Santa Rosa, CA 3 Beds \| 2 Baths \| 1267 Sq. Ft.	$654,497

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 95405, CA

Sale history for 3409 Sidney Sq

Tax history for 3409 Sidney Sq

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 95405

Home values near 3409 Sidney Sq

More real estate resources