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Santa Monica, CA 90402 · Alta Ave

503 Alta Ave

Built 1928 · 6,220 sq ft
LOT 37,437 SQ FT · 2 STRUCTURES · APN 4293-009-043Lot Structure
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The home

What's on record

Year built
1928
Living area
6,220 sqft
Lot size
37,437 sqft
Structures on lot
2 main home plus another structure: a garage, guest house or ADU
Bedrooms
5
Bathrooms
8
Home type
Single-family
Parcel (APN)
4293-009-043

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
1528 Alta Aveon record · 4,118 sqft527 Alta Aveon record · 3,795 sqft603 Alta Aveon record · 4,949 sqft624 Alta Aveon record · 2,713 sqft540 Alta Aveon record · 1,554 sqft536 Alta Aveon record · 2,978 sqft

See all 82 homes on Alta Ave →

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, unconfirmedSolar: Install A 22.440 Kw Dc, 20.654 Kw Cec Ac Roof-Mounted Pv System & Energy Storage System: (02) Tesla Powerwall 3 (23.0Kw, 27.0Kwh), (01) Tesla Gateway 3
  • 2019
    permit on file, unconfirmedSolar: Subpanel, Not Dedicated To Pv 18Bld-6141, All Equipment Relocated To North Wall Of Detached Structure At Back Of House Northwest Corner Near Tennis Court Back Of Structure, Added Non Fuse Ac Disconnect For Non Backup Delta 5.2 Inverter Prior To Entering Trench, Installed At Back Structure, 200A J Cl
  • 2018
    permit on file, unconfirmedRoof: T/O & Install New Class A Comp. Shingle, Over 21Sqs, Partial Roof Area.
  • 2018
    permit on file, unconfirmedSolar: 503 Alta Ave - Install Roof Mounted Pv Solar At (14.95Kw) 46 Modules, New Energy Storage System, New 200 Amp Sub Panel & 1 Inverter.

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