Google street view image for 2303 Santa Rosa Ave, Altadena, CA 91001

Off market nov 1973 for $35K

$1,330,348

Est. refi paymentEst. refi $280/mo

•

2 ba

•

1,817

sq ft

2303 Santa Rosa Ave, Altadena, CA 91001

About this home

2303 Santa Rosa Ave is a 1,817 square foot house on a 10,510 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on November 30, 1973 for $35,000. Based on Redfin's Altadena data, we estimate the home's value is $1,330,348.

Single-familyProperty Type

1958Year Built

10,510 sq ftLot Size

$732Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,330,348

$1.3M since sold in November 1973$25K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 53.9% higher than the average sale price ($864K) of 6 comparable homes.

SOLD MAR 31, 2026
$610,000
A
Land— sq ft
2470 Marengo Ave, Altadena, CA 91001
SOLD AUG 19, 2026
$625,000
B
Land— sq ft
211 E Mendocino St, Altadena, CA 91001
SOLD MAR 16, 2026
$550,000
C
Land— sq ft
283 E Mariposa St, Altadena, CA 91001
Berkshire Hathaway HomeServices California
SOLD JUL 27, 2026
$1,560,000
D
3 beds2 baths2,033 sq ft
207 Highlawn Pl, Altadena, CA 91001
SOLD SEP 25, 2026
$1,180,000
E
3 beds2 baths1,791 sq ft
2070 El Sereno, Pasadena, CA 91103
Infinite Sun Realty
SOLD SEP 8, 2026
$660,000
F
Land— sq ft
411 E Marigold St, Altadena, CA 91001

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Earn from this home

Sell

$1,257,198

Est. take-home

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Refinance

Est. cash available

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Rent

$4,810/mo

Redfin rental estimate

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Market trends in 91001, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

102.5%

0.1% MoM

Median sale price

$1.6M

$31K MoM

Avg. days on market

45d

5 days MoM

Recently sold homes

0 MoM

New listings for sale

OPEN TODAY, 2PM TO 4PM
$194,400
2 beds2 baths864 sq ft
2605 Lake, Altadena, CA 91001
OPEN TODAY, 2PM TO 4PM
$3,795,000
4 beds3.5 baths3,498 sq ft
3435 Chaney Trl, Altadena, CA 91001
COMPASS
$800,000
2 beds1 bath1,016 sq ft
1970 Allen Ave, Altadena, CA 91001
OPEN TODAY, 1PM TO 3PM
$1,398,000
3 beds2 baths1,993 sq ft
1856 Harding Ave, Altadena, CA 91001
See all

Provided by Redfin

Sale history for 2303 Santa Rosa Ave

Year

Property tax

Land + Additions

Assessment*

2025

$2,120 (+16.4%)

$24,470 + $83,740

$108,210

2024

$1,822 (+1.1%)

$23,995 + $82,099

$106,094

2023

$1,802 (+3.1%)

$23,525 + $80,490

$104,015

2022

$1,748 (+9.8%)

$23,064 + $78,912

$101,976

2021

$1,591 (+2.9%)

$22,612 + $77,365

$99,977

2020

$1,546 (+0.3%)

$22,169 + $75,849

$98,018

2019

$1,541 (+4.8%)

$21,942 + $75,072

$97,014

2018

$1,471 (+1.2%)

$21,512 + $73,600

$95,112

2017

$1,454 (+3.8%)

$20,678 + $70,743

$91,421

2016

$1,401 (+1.2%)

$20,678 + $70,743

$91,421

2015

$1,385 (+0.8%)

$20,273 + $69,356

$89,629

2014

$1,374 (+1.8%)

$19,578 + $66,977

$86,555

2012

$1,349 (+2.7%)

$19,490 + $66,675

$86,165

2011

$1,313 (+1.7%)

$19,108 + $65,368

$84,476

2010

$1,292 (+0.6%)

$18,734 + $64,087

$82,821

2009

$1,284 (+5.8%)

$18,594 + $63,609

$82,203

2008

$1,214

$18,639 + $63,761

$82,400

Tax history for 2303 Santa Rosa Ave

Year

Property tax

Land + Additions

Assessment*

2025

$2,120 (+16.4%)

$24,470 + $83,740

$108,210

2024

$1,822 (+1.1%)

$23,995 + $82,099

$106,094

2023

$1,802 (+3.1%)

$23,525 + $80,490

$104,015

2022

$1,748 (+9.8%)

$23,064 + $78,912

$101,976

2021

$1,591 (+2.9%)

$22,612 + $77,365

$99,977

2020

$1,546 (+0.3%)

$22,169 + $75,849

$98,018

2019

$1,541 (+4.8%)

$21,942 + $75,072

$97,014

2018

$1,471 (+1.2%)

$21,512 + $73,600

$95,112

2017

$1,454 (+3.8%)

$20,678 + $70,743

$91,421

2016

$1,401 (+1.2%)

$20,678 + $70,743

$91,421

2015

$1,385 (+0.8%)

$20,273 + $69,356

$89,629

2014

$1,374 (+1.8%)

$19,578 + $66,977

$86,555

2012

$1,349 (+2.7%)

$19,490 + $66,675

$86,165

2011

$1,313 (+1.7%)

$19,108 + $65,368

$84,476

2010

$1,292 (+0.6%)

$18,734 + $64,087

$82,821

2009

$1,284 (+5.8%)

$18,594 + $63,609

$82,203

2008

$1,214

$18,639 + $63,761

$82,400

*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-1-10000

Single-Family Residence Zone

Residential Zones preserve, protect, and enhance areas for residential land uses in a range of densities; provide for orderly, well-planned, and balanced growth of residential neighborhoods; and ensure adequate light, air, privacy, and open space for each dwelling. These zones also provide for the appropriate location of public and semi-public uses such as schools, parks, and religious facilities that can serve and complement residential uses.

Permitted uses

Include but are not limited to:

Agriculture-Other
Housing-Group
Housing-Other

Jul 28, 2022 • Final

Roof mount residential solar

Install a roof-mounted solar photovoltaic system with solar modules and a central string inverter.

Electrical

Solar

Jul 19, 2022 • Final

Electrical permit (simple) - county

Upgrade the main electrical service panel to a new 200 amp panel.

Electrical

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

Heating & Cooling
Heating Type: Central

Exterior

Pool Information
Has Pool

Property Information
Subdivision Name: 24045
Living Sq. Ft: 1,817
# of Units: 1
Legal Description: TRACT # 24045 SE 140 FT OF LOT 5

Lot Information
# of Buildings: 1
Land Sq. Ft: 10,510
Legal Lot Number: 5
Acres: 0.2413
Depth Footage: 140
Front Footage: 75
Zoning Code: LCR110
County Use Description: SINGLE FAMILY RESID

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,817
Stories: —
Lot Size: 10,510 square feet
Style: Single Family Residential
Year Built: 1958
Year Renovated: 1958
County: Los Angeles County
APN: 5839006022

Home facts updated by county records on Oct 8, 2026

Around this home

Schools

K - 12
Preschool & daycare

Altadena Elementary School

Public K-5 • Assigned • 0.2mi

5/10

Eliot Arts Magnet

Public 6-8 • Assigned • 0.5mi

2/10

John Muir High School

Public 9-12 • Assigned • 1.3mi

4/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The Los Angeles County market is becoming more balanced, giving buyers a little more room to negotiate while well-priced homes can still attract strong interest. With homes taking longer to sell and buyers becoming more selective, pricing and...
1 week ago • Los Angeles County
Sang Ur
Redfin Premier agent
124 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

6/10 Fire Factor

12% chance of being in a wildfire in next 30 years

5/10 Heat Factor

7 days above 98° expected this year, 19 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

9/10 Air Factor

21 unhealthy days expected this year, 24 days in 30 years

Provided by First Street

Historical weather

Altadena, CA • 91001

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 10.2 hours in June and 6.5 hours in December, placing it above the U.S. average for solar exposure.

10.2 hrs

6.5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.26M – $1.53M

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OPEN TODAY, 1PM TO 3PM

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Home values near 2303 Santa Rosa Ave

Data from public records.

Address	Redfin Estimate
2241 Santa Rosa Ave, Altadena, CA 3 Beds \| 2 Baths \| 1980 Sq. Ft.	$1,430,781
2313 Santa Rosa Ave, Altadena, CA 3 Beds \| 2 Baths \| 1961 Sq. Ft.	$1,564,113
2357 Santa Rosa Ave, Altadena, CA 3 Beds \| 2 Baths \| 2412 Sq. Ft.	$1,576,774
501 Colman St, Altadena, CA 3 Beds \| 2 Baths \| 1316 Sq. Ft.	$1,288,484
519 Alameda St, Altadena, CA 6 Beds \| 5 Baths \| 4100 Sq. Ft.	$1,867,883
528 East Calaveras St, Altadena, CA 3 Beds \| 2 Baths \| 1779 Sq. Ft.	$1,474,900
518 Colman St, Altadena, CA 3 Beds \| 2 Baths \| 1895 Sq. Ft.	$1,361,857

Address	Redfin Estimate
2259 Santa Rosa Ave, Altadena, CA 6 Beds \| 4 Baths \| 3946 Sq. Ft.	$2,128,123
2287 Santa Rosa Ave, Altadena, CA 3 Beds \| 3 Baths \| 1889 Sq. Ft.	$1,552,164
510 East Calaveras St, Altadena, CA 3 Beds \| 2 Baths \| 1890 Sq. Ft.	$1,282,145
500 Colman St, Altadena, CA 3 Beds \| 2 Baths \| 1310 Sq. Ft.	$1,031,702
495 Alameda St, Altadena, CA 3 Beds \| 4 Baths \| 2496 Sq. Ft.	$1,525,204
550 East Calaveras St, Altadena, CA 9 Beds \| 7 Baths \| 5845 Sq. Ft.	$2,744,040
521 Colman St, Altadena, CA 3 Beds \| 2 Baths \| 1891 Sq. Ft.	$1,353,454

Address	Redfin Estimate
2269 Santa Rosa Ave, Altadena, CA 2 Beds \| 2 Baths \| 1708 Sq. Ft.	$1,360,303
2275 Santa Rosa Ave, Altadena, CA 3 Beds \| 3 Baths \| 2368 Sq. Ft.	$1,563,296
493 Colman St, Altadena, CA 3 Beds \| 2 Baths \| 1940 Sq. Ft.	$1,236,298
533 Alameda St, Altadena, CA 5 Beds \| 3 Baths \| 2530 Sq. Ft.	$1,703,081
520 East Calaveras St, Altadena, CA 3 Beds \| 2 Baths \| 1591 Sq. Ft.	$1,443,412
526 Colman St, Altadena, CA 3 Beds \| 2 Baths \| 1437 Sq. Ft.	$1,205,316
525 Colman St, Altadena, CA 3 Beds \| 2 Baths \| 1587 Sq. Ft.	$1,482,585

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About this home

Redfin Estimate

Earn from this home

Market trends in 91001, CA

Sale history for 2303 Santa Rosa Ave

Tax history for 2303 Santa Rosa Ave

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91001

Home values near 2303 Santa Rosa Ave

More real estate resources