Google street view image for 477 Concha St, Altadena, CA 91001

Off market

$1,270,304

—

•

1 ba

•

1,190

sq ft

477 Concha St, Altadena, CA 91001

About this home

477 Concha St is a 1,190 square foot house on a 9,172 square foot lot with 1 bathroom. Based on Redfin's Altadena data, we estimate the home's value is $1,270,304.

Single-familyProperty Type

2023Year Built

9,172 sq ftLot Size

$1,067Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,270,304

$29K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 122.2% higher than the average sale price ($572K) of 6 comparable homes.

SOLD JUL 22, 2026
$650,000
A
Land— sq ft
221 E Las Flores Dr, Altadena, CA 91001
Re/Max Premier Prop Arcadia
SOLD SEP 28, 2026
$560,000
B
Land— sq ft
3154 Alaca Dr, Altadena, CA 91001
SOLD SEP 2, 2026
$550,000
C
Land— sq ft
3324 Raymond Ave, Altadena, CA 91001
SOLD SEP 1, 2026
$560,000
D
Land— sq ft
50 W Loma Alta Dr W, Altadena, CA 91001
SOLD MAY 5, 2026
$560,000
E
Land— sq ft
445 Wapello St, Altadena, CA 91001
Keller Williams Realty
SOLD JUL 13, 2026
$550,000
F
Land— sq ft
607 Punahou St, Altadena, CA 91001

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Earn from this home

Sell

$1,200,406

Est. take-home

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Rent

$3,791/mo

Redfin rental estimate

List your home for rent

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

3D WALKTHROUGH
$3,795,000
4 beds3.5 baths3,498 sq ft
3435 Chaney Trl, Altadena, CA 91001
COMPASS
See all

Provided by Redfin

Sale history for 477 Concha St

Year

Property tax

Land + Additions

Assessment*

2025

$12,134 (+3.7%)

$574,771 + $412,206

$986,977

2024

$11,697 (+48.2%)

$626,112 + $408,206

$1,034,318

2023

$7,892 (+3.1%)

$613,836 + $59,302

$673,138

2022

$7,656 (+5.2%)

$601,800 + $58,140

$659,940

2021

$7,280 (+4.1%)

$598,759 + $51,528

$650,287

2020

$6,993 (+537.9%)

$587,019 + $50,518

$637,537

2019

$1,096 (+6.0%)

$581,000 + $50,000

$631,000

2018

$1,034 (+1.2%)

$52,981 + $5,822

$58,803

2017

$1,021 (−38.5%)

$50,925 + $5,597

$56,522

2016

$1,660 (+1.2%)

$50,925 + $5,597

$56,522

2015

$1,641 (+1.7%)

$98,271 + $15,836

$114,107

2014

$1,613 (+1.6%)

$94,899 + $15,294

$110,193

2012

$1,588 (+2.4%)

$94,471 + $15,225

$109,696

2011

$1,551 (+1.7%)

$92,619 + $14,927

$107,546

2010

$1,524

$90,803 + $14,635

$105,438

2009

$1,525 (+6.2%)

$90,125 + $14,526

$104,651

2008

$1,436

$90,340 + $14,561

$104,901

Tax history for 477 Concha St

Year

Property tax

Land + Additions

Assessment*

2025

$12,134 (+3.7%)

$574,771 + $412,206

$986,977

2024

$11,697 (+48.2%)

$626,112 + $408,206

$1,034,318

2023

$7,892 (+3.1%)

$613,836 + $59,302

$673,138

2022

$7,656 (+5.2%)

$601,800 + $58,140

$659,940

2021

$7,280 (+4.1%)

$598,759 + $51,528

$650,287

2020

$6,993 (+537.9%)

$587,019 + $50,518

$637,537

2019

$1,096 (+6.0%)

$581,000 + $50,000

$631,000

2018

$1,034 (+1.2%)

$52,981 + $5,822

$58,803

2017

$1,021 (−38.5%)

$50,925 + $5,597

$56,522

2016

$1,660 (+1.2%)

$50,925 + $5,597

$56,522

2015

$1,641 (+1.7%)

$98,271 + $15,836

$114,107

2014

$1,613 (+1.6%)

$94,899 + $15,294

$110,193

2012

$1,588 (+2.4%)

$94,471 + $15,225

$109,696

2011

$1,551 (+1.7%)

$92,619 + $14,927

$107,546

2010

$1,524

$90,803 + $14,635

$105,438

2009

$1,525 (+6.2%)

$90,125 + $14,526

$104,651

2008

$1,436

$90,340 + $14,561

$104,901

*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

Feb 22, 2024 • Final

Electrical permit (complex) - county

Install a Tesla Powerwall 2 battery system.

Battery

Electrical

Solar

Feb 22, 2024 • Final

Roof mount residential solar

Install a solar system and a Tesla Powerwall battery system on a residential building.

Battery

Electrical

Solar

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: Solar

Exterior

Property Information
Subdivision Name: MOHR LOWELL & GRAHAMS
Living Sq. Ft: 1,190
# of Units: 1
Legal Description: MOHR LOWELL AND GRAHAM'S SUB OF A PART OF THE RANCHO SAN PASQUAL 0.21 AC THAT PART OUTSIDE ALTADENA LTG DIST OF 0.51 AC ON NE LINE OF CONCHA ST COM NW 245 FT FROM E LINE OF W 1/2 OF LOT 2 LOT 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 9,172
Legal Lot Number: 2
Acres: 0.2106
Zoning Code: LCR110
County Use Description: SINGLE FAMILY RESID W/ADU

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: —
Baths: 1.0
Sq. Ft.: 1,190
Stories: —
Lot Size: 9,172 square feet
Style: Single Family Residential
Year Built: 2023
Year Renovated: —
County: Los Angeles County
APN: 5842021003

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 • 1.1mi

5/10

Eliot Arts Magnet

Public 6-8 • Assigned • 1.2mi

2/10

John Muir High School

Public 9-12 • Assigned • 2.2mi

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...
2 weeks 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

8/10 Fire Factor

31% chance of being in a wildfire in next 30 years

5/10 Heat Factor

5 days above 95° expected this year, 12 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

$1.21M – $1.46M

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Nearby similar homes

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Private driveway • Historic yale house • Victorian residence

New listings for sale in 91001

3D WALKTHROUGH

$3,795,000

4 beds3.5 baths3,498 sq ft

3435 Chaney Trl, Altadena, CA 91001

Sprawling lot • Built-in shelving • Chef's kitchen

COMPASS

Home values near 477 Concha St

Data from public records.

Address	Redfin Estimate
428 Concha Street, Altadena, CA 2 Beds \| 2 Baths \| 1518 Sq. Ft.	$888,165
462 Concha Street, Altadena, CA 4 Beds \| 3 Baths \| 1097 Sq. Ft.	$744,518
486 Concha Street, Altadena, CA 4 Beds \| 2 Baths \| 1749 Sq. Ft.	$885,569
508 Concha Street, Altadena, CA 3 Beds \| 2 Baths \| 1762 Sq. Ft.	$1,145,664
532 Concha Street, Altadena, CA 4 Beds \| 3 Baths \| 1985 Sq. Ft.	$768,447
465 Concha Street, Altadena, CA 3 Beds \| 3.5 Baths \| 2659 Sq. Ft.	$1,004,747
445 Concha Street, Altadena, CA 3 Beds \| 2 Baths \| 1662 Sq. Ft.	$1,121,460

Address	Redfin Estimate
446 Concha Street, Altadena, CA 2 Beds \| 1 Baths \| 980 Sq. Ft.	$877,040
470 Concha Street, Altadena, CA 2 Beds \| 1 Baths \| 1116 Sq. Ft.	$719,358
494 Concha Street, Altadena, CA 2 Beds \| 2 Baths \| 1467 Sq. Ft.	$851,208
518 Concha Street, Altadena, CA 4 Beds \| 3 Baths \| 2460 Sq. Ft.	$1,499,556
517 Concha Street, Altadena, CA 2 Beds \| 2 Baths \| 1648 Sq. Ft.	$1,048,072
465 Concha Street, Altadena, CA 3 Beds \| 4 Baths \| 2659 Sq. Ft.	$1,530,567
491 Concha Street, Altadena, CA 4 Beds \| 2 Baths \| 1632 Sq. Ft.	$1,062,394

Address	Redfin Estimate
454 Concha Street, Altadena, CA 3 Beds \| 2 Baths \| 1644 Sq. Ft.	$1,068,475
476 Concha Street, Altadena, CA 2 Beds \| 2 Baths \| 1742 Sq. Ft.	$877,857
502 Concha Street, Altadena, CA 4 Beds \| 3 Baths \| 1777 Sq. Ft.	$1,023,631
528 Concha Street, Altadena, CA 4 Beds \| 2 Baths \| 2447 Sq. Ft.	$1,102,958
473 Concha Street, Altadena, CA 3 Beds \| 2.5 Baths \| 2134 Sq. Ft.	$1,529,141
455 Concha Street, Altadena, CA 3 Beds \| 2 Baths \| 2089 Sq. Ft.	$1,191,258
3375 Marengo Avenue, Altadena, CA 3 Beds \| 3 Baths \| 2277 Sq. Ft.	$1,293,474

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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 91001, CA

Sale history for 477 Concha St

Tax history for 477 Concha St

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 477 Concha St

More real estate resources