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What Are You Allowed to Build at 679 Old Ashby Rd, Mason, NH, 03048?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 1,000 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 Allowed
This property likely meets the zoning requirements to build a swimming pool. Based on applicable zoning limits, the estimated buildable area for a pool. 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.

Multi Family

Home Addition

Probably Allowed
We estimate you can expand this property under current zoning rules. We weren't able to identify a specific size limit, but an addition may be possible horizontally, vertically, or both, depending on design and permitting.

Property facts

Streetview picture of 679 Old Ashby Rd, Mason, NH, 03048

Zoning Jurisdiction

MASON

Parcel ID

00000G000064000000

Property Type

Single Family

Zone

VR

Year Built

2000

Lot Size

204,732 sq ft

Gross Building Area

1,853 sq ft

Gross Floor Area

2,307 sq ft

Estimated

Living Area

2,307 sq ft

Basement Area

0 sq ft

Impervious Surface

1,853 sq ft

Estimated
0.9%of lot coverage

ADU rules for Mason, NH

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 679 Old Ashby Rd, Mason, NH, 03048?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 1,000 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 Allowed
This property likely meets the zoning requirements to build a swimming pool. Based on applicable zoning limits, the estimated buildable area for a pool. 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.

Multi Family

Home Addition

Probably Allowed
We estimate you can expand this property under current zoning rules. We weren't able to identify a specific size limit, but an addition may be possible horizontally, vertically, or both, depending on design and permitting.

Property facts

Streetview picture of 679 Old Ashby Rd, Mason, NH, 03048

Zoning Jurisdiction

MASON

Parcel ID

00000G000064000000

Property Type

Single Family

Zone

VR

Year Built

2000

Lot Size

204,732 sq ft

Gross Building Area

1,853 sq ft

Gross Floor Area

2,307 sq ft

Estimated

Living Area

2,307 sq ft

Basement Area

0 sq ft

Impervious Surface

1,853 sq ft

Estimated
0.9%of lot coverage

ADU rules for Mason, NH

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

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