Zoning, building permits and septic rules in Town of Eaton, New Hampshire

Town of Eaton’s own rules

• Building permitRequired

  Construction, extension, removal, alteration, or change of use of a building or structure inside Eaton town.

  • Repair or maintenance is exempt where use is unchanged, existing walls are not altered, and labor-and-material cost does not exceed $2,500.
  • Permits expire after one year and may be renewed annually up to three times.

  repair-or-maintenance cost threshold: <= 2500 USD (Only where the building purpose is unchanged and existing walls are not altered.)

  “A Building Permit must be obtained before a building or structure is constructed, extended, removed or altered.”

• Owner-builder exemptionConditional

  Electrical and plumbing work on an owner-built residential structure inside Eaton town.

  • The structure must be a single-family dwelling occupied by the owner as primary domicile.
  • There can be no other dwelling unit in the structure.
  • Work must meet applicable building codes and the owner must follow Building Inspector requirements.

  “The property owner who chooses to build their own residential structure may do their own electrical and plumbing work with the following conditions:”

• InspectionsRequired

  Permitted construction inside Eaton town.

  • The contractor and/or property owner must arrange inspections at the appropriate stages of work.

  “It is the responsibility of the contractor and/or property owner to arrange for building inspections at the appropriate stages of the work (i.e. pre-foundation/site disturbance, frame & masonry, rough plumbing/mechanical/gas/electrical system, final inspection).”

• Certificate of occupancyRequired

  Any dwelling occupied inside Eaton town.

  • The certificate must be obtained from the Board of Selectmen before occupancy.

  “NOTE: A Certificate of Occupancy must be obtained from the Board of Selectmen PRIOR to occupying any dwelling.”

• Local zoningPresent (with conditions)

  All uses, structures, and lots inside Eaton town.

  • The ordinance applies its provisions to all uses, structures, and lots within Eaton.

  “The provisions of this Ordinance shall apply to all uses, structures and lots within the Town of Eaton.”

• Zoning districtsPublished (with conditions)

  All land inside Eaton town.

  • The ordinance also identifies three overlay zones and incorporates the referenced zoning maps.

  “For the purpose of this Ordinance the Town of Eaton is divided into the following three (3) zoning districts, hereafter called "district", with three (3) overlay zones, hereinafter called “zone”:”

• Minimum dwelling sizeSpecified

  Dwellings in Eaton town.

  minimum main-floor interior area: >= 720 square feet

  “Minimum Floor Area: Each dwelling must contain 720 square feet of interior area on the main floor.”

• SetbacksSpecified

  Each dwelling or other building inside Eaton town.

  • Utility structures may encroach only to the minimum degree necessary for safe installation, maintenance, and operation.
  • Buildings near listed water bodies also have a 125-foot shore setback.

  highway-centerline setback: >= 60 feet · property-line setback: >= 30 feet

  “Each dwelling or other building shall be setback at least sixty (60) feet from the center of the highway on which it fronts, and at least thirty (30) feet from any property line.”

• Building heightSpecified

  Buildings and structures in all buildable Eaton districts.

  maximum building height: <= 40 feet (Measured from the highest natural ground level within a 10-foot perimeter of the building or structure.)

  “In all buildable districts, buildings and structures shall not exceed forty (40) feet in height from the highest natural ground level within a ten (10) foot perimeter of said building or structure.”

• Living in an RVTemporary only (with conditions)

  Camping and recreational vehicles in Eaton Village and Rural Residential districts.

  • Vehicles must meet setbacks, be registered and highway-fit, and only one is allowed per lot.
  • Approved camping and recreational vehicle areas are excepted.

  maximum occupancy: <= 45 days per calendar year (Approved Camping and Recreational Vehicle Areas are excepted.)

  “Camping and Recreational Vehicles may be occupied on a lot for not more than forty-five (45) days within a calendar year.”

• Camping on your landLimited

  Camping tents on property without a dwelling unit inside Eaton town.

  • All setbacks must be met.
  • A platform is a structure requiring a building permit and zoning compliance.
  • A campsite on Current Use land cannot be improved without prior Selectmen approval.

  maximum consecutive tent occupancy: <= 15 days (Only if there is no dwelling unit on the property.) · maximum tent occupancy: <= 45 days per calendar year (Only if there is no dwelling unit on the property.)

  “Occupancy of a camping tent will not exceed 15 consecutive days for a maximum of 45 days per calendar year if there is no dwelling unit on the property.”

• Manufactured homesLimited

  Manufactured or presite-built housing in Eaton's Rural Residential District.

  • No lot may have more than one such unit.
  • Sewage disposal must comply with state and local requirements.
  • Additional conditions may be imposed by the Board of Selectmen.

  “Manufactured Housing and Presite Built Housing may be permitted in the Rural Residential District under the terms and conditions listed below in addition to any other terms and conditions the Board of Selectmen may require as per RSA 674:31 and RSA 674:31a.”

• Accessory dwellingsLimited

  Accessory dwelling units in all Eaton zoning districts.

  • Only one ADU per lot; it is prohibited with two-family or multifamily dwellings, and the primary dwelling cannot be a condominium.
  • It must comply with setbacks, lot size, state building/life-safety/fire/energy codes, and a 1,000-square-foot maximum.
  • State septic approval, a certificate of occupancy, parking, owner domicile, and common ownership conditions apply.

  maximum ADU area: <= 1000 square feet

  “For the purpose of providing expanded housing opportunities and flexibility in household arrangements of a permitted, single-family dwelling, accessory dwelling units shall be permitted by the Board of Selectmen in all zoning districts with the following conditions:”

• Shed and accessory-building permit exemptionConditional

  Specified accessory items in Eaton town.

  • The listed items must meet 60-foot road-centerline and 30-foot property-boundary setbacks and cannot be on Current Use land.

  “Septic systems, flagpoles, well houses, dog houses, play sets and other customary landscaping elements such as bird baths, stone steps, patios and raised flower or vegetable beds do not require a Building Permit but must be set back a minimum of 60 feet from the centerline of the road, 30 feet from all property boundaries and cannot be on land in Current Use.”

• Subdividing landRegulated (with conditions)

  Subdivision activity inside Eaton town.

  • Town regulations page publishes 2026 Subdivision Regulations.

  “2022 Cluster Development Regulations Floodplain Management Ordinance 2018 Excavation Regs 2026 Site Plan Review Regulations 2026 Subdivision Regulations”

• Driveway accessRequired

  Construction or substantial alteration of driveway access within the right-of-way of a Class V or Class VI road inside Eaton town.

  • Driveways must comply with the state DOT administrative rules for rural driveways.

  “It shall be unlawful to construct or alter in any way that substantially affects the size or grade of any driveway, entrance, or exit, or approach within the limits of the right of way of any Class V or Class VI road without first obtaining a driveway permit from the Board of Selectmen.”

• Short-term rentalsLimited

  Short-term rentals in all Eaton zoning districts.

  • A Zoning Board special exception and Planning Board site-plan review are required.
  • Owner occupancy of at least 30 days annually, a two-night minimum rental, life-safety/code/sewage/parking compliance, a posted 911 address, town documentation, and certificate of occupancy apply.

  maximum short-term rental availability: <= 90 days per calendar year · rental-period maximum regulated by town: <= 30 consecutive days (Longer periods are not regulated by the Town.)

  “Short-Term Rentals may be permitted in all Zoning Districts as a commercial use, not as a Home Occupation. [...] Use of a property for Short-Term Rental shall require a Special Exception (See Article V of the Eaton Zoning Ordinance) granted by the Zoning Board of Adjustment.”

• Permit feesPublished (with conditions)

  Town building permits inside Eaton town.

  • Fees are non-refundable and must be payable to Town of Eaton.
  • A $30 residential or $50 commercial administrative fee applies.

  town-road driveway permit fee: 35 USD (For access onto Town Roads.)

  “Administrative Fee $30 Residential - $50 Commercial [...] Driveway Permit Fee (for access onto Town Roads) $35.00 [...] Fees are non-refundable and checks must be payable to: Town of Eaton”

• Permit processPublished (with conditions)

  Building permits inside Eaton town.

  • Applications must be submitted at least one week before the relevant Selectmen meeting.

  “Building Permits are issued by the Board of Selectmen at their regular meetings on the first and third Tuesday of each month. Applications must be submitted to Town Hall at least one week prior to the Selectmen’s meeting.”

Rules another office applies inside Town of Eaton

Town of Eaton does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

• Who permits septicState (with conditions)

  Subsurface sewage or waste-disposal systems serving property inside Eaton town.

  • Local requirements may also apply; state chapter requirements are minimum requirements.

  “No person shall construct any building from which sewage or other wastes will discharge or construct a sewage or waste disposal system without prior approval of the plans and specifications of the sewage or waste disposal system by the department.”

• Septic permitRequired

  Buildings and sewage or waste-disposal systems inside Eaton town from which sewage or other wastes will discharge.

  • Plans and specifications require prior departmental approval.
  • Local requirements may also apply and state requirements are minimum requirements.

  “No person shall construct any building from which sewage or other wastes will discharge or construct a sewage or waste disposal system without prior approval of the plans and specifications of the sewage or waste disposal system by the department.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Eaton or Carroll County directly.

• Lot coverage — Lots inside Eaton town.
• Tiny homes — Tiny-home occupancy inside Eaton town.
• Septic inspection — Septic systems inside Eaton town.
• Well permit — Private wells inside Eaton town.
• Mandatory utility hookup — New homes inside Eaton town.

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.