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Santa Monica, CA 90402 · 21st Pl

445 21st Pl

Built 1938 · 3,172 sq ft
LOT 7,595 SQ FT · 2 STRUCTURES · APN 4278-023-024Lot Structure
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The home

What's on record

Year built
1938
Living area
3,172 sqft
Lot size
7,595 sqft
Structures on lot
2 main home plus another structure: a garage, guest house or ADU
Bedrooms
5
Bathrooms
4
Home type
Single-family
Parcel (APN)
4278-023-024

Major systems

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What's coming up

Systems and what to plan for

0 worth planning for · 3 to confirm. Open "How we estimate this" on any card.
RoofConfirm the year
Probably replaced alreadyWhen was it done?
HVACConfirm the year
Probably replaced alreadyWhen was it done?
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
527 21st Plon record · 4,702 sqft601 21st Plon record · 3,479 sqft609 21st Plon record · 5,263 sqft617 21st Plon record · 3,791 sqft251 21st Plon record · 3,375 sqft258 21st Plon record · 4,493 sqft

See all 113 homes on 21st Pl →

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What does your home need?

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The story of this home

Your home's update timeline

  • 2025
    permit on file, unconfirmedGeneral remodel: Window And Door Change-Out (Same Size And Type) For Single-Unit Residential Building. Dual Glazing, Labeled And Certified By National Fenestration Rating Council (Nfrc), Is Required For Doors And Windows Replaced In All Residential Buildings, Three Stories Or Less, Per Title 24, Part 6, Section 150.
  • 2018
    permit on file, unconfirmedRoof: 445 21St Place - Roofing: Remove & Replace Existing Guest House With Composition Shingles. Replace Wood As Needed.

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