OFF MARKET

Off market dec 2018 for $860K

$1,187,646

Est. refi paymentEst. refi $5,834/mo

•

1,956

sq ft

503 Royce St, Altadena, CA 91001

About this home

LIVE IN THE MAIN HOUSE & RENT THE GUESTHOUSE! Charming 1920's Spanish style home w/ guest house nestled in the beautiful foothill neighborhood of Altadena. Main house is 3 bd, 3 ba w/ office/nursery. Guest House is 1bd 1ba. There is also a large shed with patio suitable for an office. 9 fruit trees and a fabulous avocado tree grace the 10,000 sf lot, creating private & beautiful spaces for each home. Partially remodeled in 2014, the main house has a 2 car garage, central air, stainless steel appliances, granite countertops, generous cabinet space, laminate floors & indoor washer/dryer. An open floor plan kitchen-dining area opens from French doors to a private fenced patio for al fresco dining. Master suite features an on suite bathroom, walk-in closet, office/nursery & also opens to the patio. A second bedroom & guest bath are on the main floor & the third bed and bath upstairs. Storage in attic, over garage and California basement. Ideally located!

Single-familyProperty Type

1926Year Built

9,958 sq ftLot Size

$607Est. Price/Sq.Ft.

2 garage spacesParking

Listed by Andres Monsalve •DRE #01352113 • Realty Source Incorporated

•818-245-5711 (agent)

•andres.monsalve@camoves.com (agent)

Bought with Maria Turner •DRE #01991781 • Dilbeck Real Estate

Redfin checked: 2 minutes ago

•Source:TheMLS #18-397360

Redfin Estimate

$1,187,646

$328K since sold in December 2018$68K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.3% lower than the average sale price ($1.20M) of 6 comparable homes.

SOLD OCT 5, 2026
$1,269,000
A
3 beds2 baths1,515 sq ft
722 Royce St, Altadena, CA 91001
COMPASS
SOLD JUN 12, 2026
$1,100,000
B
4 beds2 baths1,586 sq ft
524 Mountain Vw, Altadena, CA 91001
SOLD MAY 1, 2026
$1,585,000
C
3 beds3 baths1,694 sq ft
585 Mountain View St, Altadena, CA 91001
SOLD SEP 25, 2026
$1,180,000
D
3 beds2 baths1,791 sq ft
2070 El Sereno, Pasadena, CA 91103
Infinite Sun Realty
SOLD JUL 8, 2026
$1,097,000
E
3 beds2 baths1,288 sq ft
2967 Casitas, Altadena, CA 91001
SOLD FEB 19, 2026
$990,000
F
4 beds2.5 baths1,876 sq ft
660 Devirian, Altadena, CA 91001

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Earn from this home

Sell

$545,223

Est. take-home

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Refinance

Est. cash available

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Market trends in 91001, CA

Last updated September 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

NEW 17 HRS AGO
$859,000
3 beds2 baths1,140 sq ft
135 W Woodbury, Altadena, CA 91001
OPEN THU, 11AM TO 2PM
$2,350,000
3 beds3 baths2,419 sq ft
1211 E Palm St, Altadena, CA 91001
OPEN THU, 5PM TO 7PM
$1,595,000
4 beds3 baths1,932 sq ft
4369 El Prieto Rd, Altadena, CA 91001
Compass
OPEN THU, 10AM TO 2PM
$1,099,000
3 beds2 baths1,810 sq ft
93 Reever Way, Altadena, CA 91001
$1,398,000
3 beds2 baths1,993 sq ft
1856 Harding Ave, Altadena, CA 91001
$2,388,000
5 beds5.5 baths3,806 sq ft
2195 Mendocino Ln, Altadena, CA 91001
The Agency
$2,295,000
3 beds2.5 baths2,474 sq ft
2062 New York Dr, Altadena, CA 91001
$1,898,000
4 beds4 baths2,469 sq ft
2391 Catherine Rd, Altadena, CA 91001
$2,848,000
6 beds5 baths4,180 sq ft
2098 Roosevelt, Altadena, CA 91001
See all

Provided by Redfin

Sale history for 503 Royce St

Date

Event

Price

Public Records

Dec 7, 2018

Sold

$875,000

$447/sq ft

Greater Lansing AoR #18397360

Dec 7, 2018

Sold

$860,000

$440/sq ft

Oct 16, 2018

Listed

$875,000

$447/sq ft

TheMLS #18-397360

Dec 7, 2018

Sold

$860,000

$440/sq ft

Nov 9, 2018

Pending

—

Nov 7, 2018

Price Changed

$875,000

$447/sq ft

Oct 29, 2018

Relisted

—

Oct 24, 2018

Pending

—

Oct 16, 2018

Listed

$895,000

$458/sq ft

SDMLS #301745093

Oct 17, 2018

Listing Removed

—

Sep 11, 2018

Listed

$895,000

$458/sq ft

CRMLS #P0-22173250

Aug 2, 2013

Sold

$375,000

$192/sq ft

Jun 21, 2013

Listing Removed

—

Mar 8, 2013

Listed

$390,000

$199/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$12,100 (+4.3%)

$703,175 + $190,074

$893,249

2024

$11,595 (+2.4%)

$689,388 + $286,687

$976,075

2023

$11,325 (+3.5%)

$675,871 + $281,066

$956,937

2022

$10,938 (+5.3%)

$662,619 + $275,555

$938,174

2021

$10,387 (+4.1%)

$649,627 + $270,152

$919,779

2020

$9,979 (−0.2%)

$636,890 + $264,855

$901,745

2019

$10,001 (+95.1%)

$630,360 + $262,140

$892,500

2018

$5,126 (+1.0%)

$618,000 + $257,000

$875,000

2017

$5,074 (+2.4%)

$279,903 + $116,186

$396,089

2016

$4,957 (+1.1%)

$279,903 + $116,186

$396,089

2015

$4,904 (+1.7%)

$274,415 + $113,908

$388,323

2014

$4,820 (−24.8%)

$265,000 + $110,000

$375,000

2012

$6,411 (+2.4%)

$351,042 + $177,156

$528,198

2011

$6,258 (+1.6%)

$344,159 + $173,683

$517,842

2010

$6,160 (−0.7%)

$337,411 + $170,278

$507,689

2009

$6,204 (+6.5%)

$334,890 + $169,006

$503,896

2008

$5,828

$335,686 + $169,408

$505,094

Tax history for 503 Royce St

Year

Property tax

Land + Additions

Assessment*

2025

$12,100 (+4.3%)

$703,175 + $190,074

$893,249

2024

$11,595 (+2.4%)

$689,388 + $286,687

$976,075

2023

$11,325 (+3.5%)

$675,871 + $281,066

$956,937

2022

$10,938 (+5.3%)

$662,619 + $275,555

$938,174

2021

$10,387 (+4.1%)

$649,627 + $270,152

$919,779

2020

$9,979 (−0.2%)

$636,890 + $264,855

$901,745

2019

$10,001 (+95.1%)

$630,360 + $262,140

$892,500

2018

$5,126 (+1.0%)

$618,000 + $257,000

$875,000

2017

$5,074 (+2.4%)

$279,903 + $116,186

$396,089

2016

$4,957 (+1.1%)

$279,903 + $116,186

$396,089

2015

$4,904 (+1.7%)

$274,415 + $113,908

$388,323

2014

$4,820 (−24.8%)

$265,000 + $110,000

$375,000

2012

$6,411 (+2.4%)

$351,042 + $177,156

$528,198

2011

$6,258 (+1.6%)

$344,159 + $173,683

$517,842

2010

$6,160 (−0.7%)

$337,411 + $170,278

$507,689

2009

$6,204 (+6.5%)

$334,890 + $169,006

$503,896

2008

$5,828

$335,686 + $169,408

$505,094

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

Public record

Beds

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

9,958

Year renovated

—

Sq. Ft.

1,956

Year built

1926

Style

Single Family Residential

County

Los Angeles County

APN

5828024017

Parking Spaces

Basement

Accessible

HOA Dues

—

Garage

Yes

Features

Views

Last updated by owner on Sep 9, 2025.

Property details

Parking

Garage
2 Car Garage

Interior

Bathroom Information
# of Baths (Full): 4

Laundry Information
Laundry in Unit

Additional Rooms
Den/Office

Fireplace Information
In Family Room

Flooring Information
Tile Floors

Equipment
Ceiling Fan, Dishwasher, Dryer, Microwave, Range/Oven, Refrigerator, Washer

Heating & Cooling
Central Cooling
Central Heat

Exterior

Building Information
Detached
Guest House: Detached

Property Information
Property Type: Residential Single-Family

Lot Information
Lot Size (Sq. Ft.): 9,958
Zoning: LCR175

Property Features
Has View

Financial

Assessment Information
Assessor Parcel Number: 5828-024-017

Location

Community Information
# of Units in Complex (Total): 2

Location Information
Directions: Lincoln to Royce

Public facts

Beds: 4
Baths: 4.0
Sq. Ft.: 1,956
Stories: —
Parking Spaces: 4
Basement: No
Accessible: No
Lot Size: 9,958 square feet
Style: Single Family Residential
Year Built: 1926
Year Renovated: —
County: Los Angeles County
APN: 5828024017
HOA Dues: —
Garage: Yes
Features: Views

Home facts updated by owner on Sep 9, 2025

Other

Documents & Disclosures
Disclosures: Owner Has R.E. License

Around this home

Schools

Altadena Elementary School

Public K-5 • Assigned • 1.5mi

5/10

Eliot Arts Magnet

Public 6-8 • Assigned • 1.8mi

2/10

John Muir High School

Public 9-12 • Assigned • 0.8mi

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

7/10 Fire Factor

16% chance of being in a wildfire in next 30 years

6/10 Heat Factor

8 days above 97° expected this year, 21 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

6/10 Air Factor

10 unhealthy days expected this year, 11 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

$1.13M – $1.37M

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Nearby similar homes

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NEW 17 HRS AGO

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135 W Woodbury, Altadena, CA 91001

OPEN SAT, 12PM TO 3PM

$975,000

3 beds2 baths1,031 sq ft

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New listings for sale in 91001

NEW 17 HRS AGO

$859,000

3 beds2 baths1,140 sq ft

135 W Woodbury, Altadena, CA 91001

OPEN THU, 11AM TO 2PM

$2,350,000

3 beds3 baths2,419 sq ft

1211 E Palm St, Altadena, CA 91001

OPEN THU, 5PM TO 7PM

$1,595,000

4 beds3 baths1,932 sq ft

4369 El Prieto Rd, Altadena, CA 91001

Compass

OPEN THU, 10AM TO 2PM

$1,099,000

3 beds2 baths1,810 sq ft

93 Reever Way, Altadena, CA 91001

$1,398,000

3 beds2 baths1,993 sq ft

1856 Harding Ave, Altadena, CA 91001

$2,388,000

5 beds5.5 baths3,806 sq ft

2195 Mendocino Ln, Altadena, CA 91001

The Agency

$2,295,000

3 beds2.5 baths2,474 sq ft

2062 New York Dr, Altadena, CA 91001

$1,898,000

4 beds4 baths2,469 sq ft

2391 Catherine Rd, Altadena, CA 91001

$2,848,000

6 beds5 baths4,180 sq ft

2098 Roosevelt, Altadena, CA 91001

Home values near 503 Royce St

Data from public records.

Address	Redfin Estimate
551 Royce Street, Altadena, CA 4 Beds \| 3 Baths \| 1956 Sq. Ft.	$1,190,979
515 Royce Street, Altadena, CA 2 Beds \| 2 Baths \| 1739 Sq. Ft.	$1,045,601

Address	Redfin Estimate
541 Royce Street, Altadena, CA 3 Beds \| 2 Baths \| 1305 Sq. Ft.	$1,137,415
497 Royce Street, Altadena, CA 3 Beds \| 2 Baths \| 1466 Sq. Ft.	$1,237,863

Address	Redfin Estimate
533 Royce Street, Altadena, CA 6 Beds \| 4 Baths \| 3214 Sq. Ft.	$1,519,258
491 Royce Street, Altadena, CA 2 Beds \| 2 Baths \| 1576 Sq. Ft.	$1,287,397

Property information provided by TheMLS when last listed in 2018. This data may not show owner updates. Learn more.

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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 503 Royce St

Tax history for 503 Royce St

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91001

Home values near 503 Royce St

More real estate resources