Castella Modern

Castella Modern is a pre-approved detached ADU plan from Shasta County Pre-Approved ADU Plans Program. The public source lists it as 888 sq ft, 2 beds, and 1 bath. It originated in the Shasta County, California, USA program. This directory currently shows acceptance in Shasta County, California, USA. Source context comes from County of Shasta, last checked Jul 28, 2026. Use the linked provider, location, and source records to verify current acceptance before relying on the plan.

Provider record

Shasta County Pre-Approved ADU Plans Program

Origin program

Shasta County, California, USA

Accepted location pages

• Shasta County, California, USA

Plan identifier

Not listed in source

Provider

Shasta County Pre-Approved ADU Plans Program

Origin location

Shasta County, California, USA

Accepted locations

• Shasta County, California, USA (Accepted)

Status

Pre-approved

Size

888 sq ft

Bedrooms

2 beds

Bathrooms

1 bath

ADU type

Detached

Construction type

Stick built

Plan fee

Not listed in source

Estimated cost

Not listed in source

Last checked

Jul 28, 2026

Foundation notes

Not listed in source

Utility notes

Not listed in source

Energy notes

Not listed in source

Accessibility notes

Not listed in source

Permit fee notes

Not listed in source

Cost notes

Not listed in source

Additional notes

County plan; site and snow-load conditions still require review.

Publisher

County of Shasta

Source type

Official source

Reliability

Official city/county/state government source (5/5)

Last checked

Jul 28, 2026

Accessed

Jul 28, 2026