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Altadena, CA 91001 · Mountain View St

457 Mountain View St

Built 1923 · 4,862 sq ft
LOT 21,133 SQ FT · 5 STRUCTURES · APN 5828-016-015Lot Structure
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The home

What's on record

Year built
1923
Living area
4,862 sqft
Lot size
21,133 sqft
Structures on lot
5 main home plus another structure: a garage, guest house or ADU
Bedrooms
13
Bathrooms
6
Home type
Fourplex (4 units)
Parcel (APN)
5828-016-015

Major systems

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What's coming up

Systems and what to plan for

0 worth planning for · 2 to confirm. Open "How we estimate this" on any card.
RoofOn record 2025
Expected 2045 to 2055From the 2025 permit
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
681 Mountain View Ston record · 1,062 sqft673 Mountain View Ston record · 1,456 sqft701 Mountain View Ston record · 925 sqft805 Mountain View Ston record · 1,191 sqft832 Mountain View Ston record · 1,872 sqft840 Mountain View Ston record · 3,608 sqft

See all 140 homes on Mountain View St →

Get it done

What does your home need?

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The story of this home

Your home's update timeline

  • 2025
    permit on fileRoof: House Only, Tear Off Existing Roof, Rteplace Sheathing If Needed Install (15) Of Comp Shingles Crrc# 0890-0037A. Detached Garage On A Separate Permit.
  • 2025
    permit on fileRoof: Detached Garage Only, Tear Off Existing Roof, Rteplace Sheathing If Needed Install (5) Of Comp Shingles Crrc# 0890-0037A. Main House On A Separate Permit.
  • 2025
    permit on fileRoof: Reroof Sfd & Attached Garage: Remove (E) Roofing, Replace Sheathing As Needed, Install New Underlayment & New Gaf Shingles In Stone Gray (Crrc#0676-0152B, Sri: 20) - 1700 Sq Ft
  • 2023
    permit on file, unconfirmedRoof: House Only 17 Sqs: Tear Off Existing Roofing System And Install A New Title 24 Cool Roofing Shingle. No New Decking. Crrc #0890-0009 Sri 24.
  • 2023
    permit on file, unconfirmedRoof: Detached Garage 5 Sqs: Tear Off Existing Roofing System And Install A New Title 24 Cool Roofing Shingle. No New Decking. Crrc #0890-0009 Sri 24.
  • 2023
    permit on fileRoof: House And Attached Garage 25 Sqs: Tear Off Existing Roofing System And Install A New Title 24 Cool Roofing Shingle. No New Decking. Crrc #0890-0009 Sri 24.
  • 2023
    permit on fileRoof: House Only 17 Sqs: Remove Existing Roofing System And Install New Title 24 Cool Roof Flat. Crrc #0616-0011A Sri 82.
  • 2023
    permit on fileRoof: Detached Garage 6 Sqs: Remove Existing Shingles And Install New Cool Roof Shingles. Crrc #0890-0009 Sri 24.

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