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What Are You Allowed to Build at 1490 California St, Mountain View, CA, 94041?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 859 sq ft allowed By Right, or possibly more by Special Permit.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU of up to 1,000 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Probably Not Allowed
This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Probably Allowed
This property likely meets the zoning requirements to build a Single-Family home up to 2,840 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property by up to 859 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 1490 California St, Mountain View, CA, 94041

Zoning Jurisdiction

MOUNTAIN VIEW

Parcel ID

15408009

Property Type

SINGLE FAMILY RESIDENCE

Zone

R1

Year Built

1924

Lot Size

6,534 sq ft

Gross Building Area

2,687 sq ft

Gross Floor Area

1,981 sq ft

Estimated

Living Area

1,276 sq ft

Basement Area

0 sq ft

Impervious Surface

2,687 sq ft

Estimated
41.1%of lot coverage

ADU rules for Mountain View, CA

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.

What Are You Allowed to Build at 1490 California St, Mountain View, CA, 94041?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 859 sq ft allowed By Right, or possibly more by Special Permit.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU of up to 1,000 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Probably Not Allowed
This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Probably Allowed
This property likely meets the zoning requirements to build a Single-Family home up to 2,840 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property by up to 859 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 1490 California St, Mountain View, CA, 94041

Zoning Jurisdiction

MOUNTAIN VIEW

Parcel ID

15408009

Property Type

SINGLE FAMILY RESIDENCE

Zone

R1

Year Built

1924

Lot Size

6,534 sq ft

Gross Building Area

2,687 sq ft

Gross Floor Area

1,981 sq ft

Estimated

Living Area

1,276 sq ft

Basement Area

0 sq ft

Impervious Surface

2,687 sq ft

Estimated
41.1%of lot coverage

ADU rules for Mountain View, CA

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.