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What Are You Allowed to Build at 1921 Main St, Forest Grove, OR, 97116?

Backyard Cottage

(Detached ADU)

Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority

In Home Apartment

(Conversion or Addition)

Probably Not Allowed
This lot does not meet the requirements for an Internal ADU. A variance may be requested through your local zoning authority

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 Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multifamily

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 14,263 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 1921 Main St, Forest Grove, OR, 97116

Zoning Jurisdiction

FOREST GROVE

Parcel ID

1S306BB09900

Property Type

COM

Zone

TCC

Year Built

1948

Lot Size

4,791 sq ft

Gross Building Area

5,000 sq ft

Gross Floor Area

4,903 sq ft

Estimated

Living Area

4,807 sq ft

Basement Area

0 sq ft

Impervious Surface

4,807 sq ft

Estimated
100.3%of lot coverage

ADU rules for Forest Grove, OR

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 1921 Main St, Forest Grove, OR, 97116?

Backyard Cottage

(Detached ADU)

Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority

In Home Apartment

(Conversion or Addition)

Probably Not Allowed
This lot does not meet the requirements for an Internal ADU. A variance may be requested through your local zoning authority

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 Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multifamily

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 14,263 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 1921 Main St, Forest Grove, OR, 97116

Zoning Jurisdiction

FOREST GROVE

Parcel ID

1S306BB09900

Property Type

COM

Zone

TCC

Year Built

1948

Lot Size

4,791 sq ft

Gross Building Area

5,000 sq ft

Gross Floor Area

4,903 sq ft

Estimated

Living Area

4,807 sq ft

Basement Area

0 sq ft

Impervious Surface

4,807 sq ft

Estimated
100.3%of lot coverage

ADU rules for Forest Grove, OR

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

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