What year was 521 N Sunnyslope Ave built?

521 N Sunnyslope Ave was built in 1942.

When was the roof last updated at 521 N Sunnyslope Ave?

A roof permit was last filed for this home in 2025.

What does 521 N Sunnyslope Ave likely need?

Based on its age and history, likely upcoming projects include AC replacement or tune-up, Water heater check, Kitchen refresh. Add what you need to your list on LAHomework and we pass it to a local contractor for that trade.

521 N Sunnyslope Ave, Pasadena CA 91107

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1 item worth planning for in the next 5 years

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The home

What's on record

Year built

1942

Living area

2,061 sqft

Lot size

6,779 sqft

Structures on lot

2 main home plus another structure: a garage, guest house or ADU

Bedrooms

3

Bathrooms

2

Home type

Single-family

Parcel (APN)

5750-013-024

Major systems

No system details on record yet. When you claim your home you can add them in a minute.

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What's coming up

Systems and what to plan for

1 worth planning for · 1 to confirm. Open "How we estimate this" on any card.

RoofOn record 2025

Expected 2045 to 2055From the 2025 permit

HVACOn record 2000

Usually done by 2020From the 2000 permit

Water heaterConfirm the year

Probably replaced alreadyWhen was it done?

Estimates from public records and typical system lifespans. Not an inspection. Marking something as done resets that system's clock.

Nearby on this street

711 N Sunnyslope Aveon record · 2,455 sqft 555 N Sunnyslope Aveon record · 1,926 sqft 575 N Sunnyslope Aveon record · 1,789 sqft 631 N Sunnyslope Aveon record · 1,794 sqft 630 N Sunnyslope Aveon record · 2,510 sqft 612 N Sunnyslope Aveon record · 1,855 sqft

See all 67 homes on N Sunnyslope Ave →

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The story of this home

Your home's update timeline

2025
permit on fileRoof: Express Permit. Express Reroof Permit - Material: Asphalt Composition Shingles , Permit Type: Remove & Replace, Fire Rating: Class A, # Of Squares: 30, Reroofing: House,Detached Garage
2017
permit on fileGeneral remodel: Voluntary Seismic Upgrade (Per La City Standard)
2009
permit on file, unconfirmedGeneral remodel: Historic Building Diagram
2004
permit on file, unconfirmedGeneral remodel: Historic Building Diagram
2000
permit on fileHeating & cooling: Install Heating + Air Conditioning System
2000
permit on fileElectrical: Electrical For Room Addn + Upgrade Service To 200A
2000
permit on filePlumbing: Plumbing Fixtures For Bathroom + Laundry Room Addn
1999
permit on fileRoom addition: Addition Of Bedroom @672 S/F

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