When was the roof last updated at 121 21st St?

A roof permit was last filed for this home in 2012.

What does 121 21st St likely need?

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

121 21st St, Manhattan Beach CA 90266

Is this your home?

1 item worth planning for in the next 5 years

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The home

What's on record

Year built

1952

Living area

3,169 sqft

Lot size

2,683 sqft

Structures on lot

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

Bedrooms

4

Bathrooms

4

Home type

Duplex (2 units)

Parcel (APN)

4178-013-016

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 2012

Expected 2032 to 2042From the 2012 permit

20262035

HVACOn record 2012

Expected 2027 to 2032From the 2012 permit

20262035

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

1521 21st Ston record · 1,920 sqft 1437 21st Ston record · 3,495 sqft 1426 21st Ston record · 1,393 sqft 1436 21st Ston record · 1,164 sqft 1350 21st Ston record · 3,805 sqft 1340 21st Ston record · 3,466 sqft

See all 215 homes on 21st St →

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The story of this home

Your home's update timeline

2026
permit on file, unconfirmedRoom addition: Residential Addition/Remodel Permit / Addition/Remodel
2018
permit on fileGeneral remodel: Residential Window/Door Change Out Permit / Window/Door Change Out
2012
permit on fileRoof: Reroof Permit / Reroof
2012
permit on fileHeating & cooling: Mechanical Residential Permit / Residential
2012
permit on filePlumbing: Plumbing Residential Permit / Residential
2012
permit on fileElectrical: Electrical Residential Permit / Residential
2012
permit on fileRoom addition: Residential Addition/Remodel Permit / Addition, Remodel, Repair
2009
permit on fileRoof: Reroof Permit / Reroof
2009
permit on fileRoom addition: Residential Addition/Remodel Permit / Addition, Remodel, Repair
2008
permit on fileKitchen: Residential Kitchen/Bathroom Remodel Permit / Kitchen/Bathroom Remodel
2008
permit on filePlumbing: Plumbing Residential Permit / Residential
2008
permit on fileElectrical: Electrical Residential Permit / Residential
2008
permit on fileRoom addition: Residential Addition/Remodel Permit / Addition, Remodel, Repair
2008
permit on filePlumbing: Plumbing Residential Permit / Residential
2008
permit on fileRoom addition: Residential Addition/Remodel Permit / Addition, Remodel, Repair
2006
permit on fileRoof: Reroof Permit / Reroof
1999
permit on fileRoom addition: Residential Addition/Remodel Permit / Addition, Remodel, Repair

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