ADU and Small Home Regulations in New Hampshire

The first step is knowing the rules

If you are interested in installing a granny flat (accessory dwelling unit), your first step is to review your local rules. Each town has differing rules relating to which zones ADUs can be installed in, maximum size, and/or rental restrictions.

Find your city’s ADU Rules:

Can’t find your city? We’ll research it.

New Hampshire cities and towns we have evaluated & that allow detached ADUs:

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Wolfeboro, New Hampshire

Stratham, New Hampshire

Rochester, New Hampshire

Portsmouth, New Hampshire

New Market, New Hampshire

Meredith, New Hampshire

Manchester, New Hampshire

Londonderry, New Hampshire

Laconia, New Hampshire

Hollis, New Hampshire

Gilford, New Hampshire

Exeter, New Hampshire

Conway, New Hampshire

Belmont, New Hampshire

Bedford, New Hampshire

Below is the full list of cities and towns in New Hampshire we have evaluated.