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Santa Monica, CA 90402 · 9th St

447 9th St

Built 1933 · 1,857 sq ft
LOT 7,480 SQ FT · 2 STRUCTURES · APN 4280-013-012Lot Structure
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The home

What's on record

Year built
1933
Living area
1,857 sqft
Lot size
7,480 sqft
Structures on lot
2 main home plus another structure: a garage, guest house or ADU
Bedrooms
4
Bathrooms
3
Home type
Single-family
Parcel (APN)
4280-013-012

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
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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
316 9th Ston record · 3,325 sqft432 9th Ston record · 2,427 sqft454 9th Ston record · 2,575 sqft443 9th Ston record · 1,820 sqft423 9th Ston record · 2,659 sqft543 9th Ston record · 2,552 sqft

See all 70 homes on 9th St →

Get it done

What does your home need?

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The story of this home

Your home's update timeline

  • 2026
    permit on file, unconfirmedRoom addition: Unit #B - Convert Part Of An Existing Detached Garage Into An Adu [363 S/F]. Addition To The Existing Garage To Create Larger Garage. [291 S/F]
  • 2025
    permit on file, unconfirmedRoom addition: Remodel/Addition To An Existing Single-Family Residence. Remodel Residence And Convert Existing Covered Porch Into Livable Space. [Remodel: 1,390 S/F. Addition: 113 S/F.]
  • 2025
    permit on file, unconfirmedKitchen: Remodel Kitchen/Bathroom Consisting Of 260 Square Feet For Single-Unit Dwelling. Interior, Non-Structural Alteration And Removal Of Kitchen Or Bath Elements Only.
  • 2025
    permit on file, unconfirmedRoof: Remove Existing Tile, Install New Underlayment Over Existing Sheathing, Re- Install Existing Tile
  • 2025
    permit on fileGeneral remodel: Add Sill Plate Anchor Bolts And Plywood To Cripple Walls (If Existing) Per La City Standard Plan #1; No Foundation Replacement Per Smmc 8.68 For Single-Unit Residential Building.

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