Penobscot County, Maine
Town of Orrington is a town in Penobscot County, Maine. Town of Orrington adopts its own zoning, so inside its limits Town of Orrington’s rules apply, not the county’s. Septic permits inside Town of Orrington come from Town of Orrington. 18 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Penobscot County page.
Any new structure, additions, and most alterations to existing structures inside Orrington town.
“A building permit is required for any new structure, additions and most alterations to existing structures.”
Any lot or changed lot use, and buildings erected or whose use changes, inside Orrington town.
“A Certificate of Occupancy issued by the Code Enforcement Officer is required in advance of the use of:”
Land throughout Orrington town.
“This Ordinance has been prepared in accordance with the home rule authority granted in Titles 30-A Maine Revised Statutes Annotated (MRSA) Section 3001 and Article VIII, Part 2, of the Maine Constitution, Section 4352, Zoning Ordinances, and Title 38 MRSA Sections 435-449, as amended, and shall be effective throughout the Town of Orrington.”
Land-use districts throughout Orrington town.
“For the purpose of this Ordinance, the town is hereby divided into the following classes of districts or zones: Low Density Residential Districts to be known as "R" districts. Highway Commercial Districts to be known as "C" districts. General Industrial Districts to be known as "I" districts. Rural Residential and Farming Districts to be known as "R-F" districts. Mixed Residential-Commercial Districts to be known as “MR-C” districts. Commerce Park Districts to be known as “CPD” districts. Resource Protection Districts to be known as "RP" districts. (see Article 3) Shoreland Residential Districts to be known as "SR" districts. (see Article 3) Shoreland Industrial Districts to be known as "SI" districts. (see Article 3) Stream Protection Districts to be known as "SP" districts. (see Article 3)”
R and RF districts in Orrington town.
R front yard: 35 feet (Subject to table note I.) · RF front yard: 35 feet (Subject to table note I.) · shore setback: 75 feet (Applies in both R and RF columns.)
“Shore setback 75 ft. 75 ft. 75 ft. 75 ft. 75 ft. 75 ft. Front yard 35 ft. I 35 ft. I 40 ft. I 40 ft. I 35/40ft. E,I 25 ft. I Side, rear setbacks 20/15 ft. C 20 ft. 20 ft. 25 ft. 20 ft. 15-25 ft. C. 20 feet for the principal building, 15 feet for accessory buildings.”
R and RF districts in Orrington town.
R maximum lot coverage: <= 30 percent · RF maximum lot coverage: <= 20 percent
“Maximum lot coverage 30% 20% 50% 50% 50% 60 %”
R and RF districts in Orrington town.
R maximum building height: <= 35 feet · RF maximum building height: <= 35 feet
“Maximum building height 35 ft. 35 ft. 35 ft. 75/50 ft. D 35 ft. Variable J”
New or substantially improved manufactured homes in Orrington special flood-hazard Zone AE.
lowest-floor elevation: >= 1 foot above base flood elevation (Applies in Zone AE.)
“Manufactured Homes - New or substantially improved manufactured homes located within: 1.) Zone (District) AE shall: a. be elevated such that the lowest floor (including basement) of the manufactured home is at least one foot above the base flood elevation; b. be on a permanent foundation, which may be poured masonry slab or foundation walls, with hydraulic openings, or may be reinforced piers or block supports, any of which support the manufactured home so that no weight is supported by its wheels and axles; and, c. be securely anchored to an adequately anchored foundation system to resist flotation, collapse, or lateral movement.”
Lots in Orrington Rural Districts.
additional accessory dwelling units: <= 2 units (No more than one may be detached.)
“Lots in the Rural District are allowed up to 3 dwelling units on the lot. (Primary Dwelling and 2 Accessory Dwelling Units. No more than one of which may be detached.”
New construction or replacement of any part of a septic field in Orrington town.
“In addition, any new construction or replacement of any part thereof, of a septic field, requires a Subsurface Waste Water Disposal System designed by a site evaluator and permitted by the local plumbing inspector.”
Septic-system installation in Orrington town.
“The Code Enforcement Officer is responsible for the permitting and inspection of any new structure, plumbing and septic system installation in the Town of Orrington.”
Agricultural greenhouses, high tunnels, and caterpillar tunnels inside Orrington town.
“These uses are considered pieces of farm equipment and not structures that require building permits, provided they can reasonably be relocated or removed without material damage to the soils on the property. They are also exempt from associated fees. If these uses are placed on a slab or a permanent foundation, they would be considered structures and lose the exempt status.”
Construction or other development, including manufactured-home placement, in Orrington special flood-hazard areas.
“Before any construction or other development (as defined in Article 9), including the placement of manufactured homes, begins within any areas of special flood hazard established in Section 1, a Flood Hazard Development Permit shall be obtained from the Code Enforcement Officer. This permit shall be in addition to any other permits which may be required pursuant to the codes and ordinances of the Town of Orrington, Maine.”
Campground and travel-trailer-park permits inside Orrington town.
annual permit fee: 1 USD per travel trailer, camp, or tent site
“No campground or travel trailer park may be established or operated without a permit issued annually by the Code Enforcement Officer for which the applicant shall pay a fee of $1.00 per travel trailer site, camp site, or tent site.”
Building-permit applicants inside Orrington town.
“You may request a building permit application by contacting Dean Bennett at [email protected] or by calling the town hall at (207) 825-3340 ext # 4.”
Town of Orrington does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Low-Density Residential (R) District in Orrington town.
minimum lot size: 1 acre (Subject to table notes A and G.)
“Table 2-2 R RF C I MR-C CPD Minimum lot size 1 acre A, G 2 acres B, G”
“Table 2-2 R RF C I MR-C CPD Minimum lot size 1 acre A, G 2 acres B, G”
We looked and could not find an official answer yet. Silence is not permission; ask Town of Orrington or Penobscot County directly.
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.
Unanswered questions are usually a sign that Town of Orrington publishes no rule on the point, not that none exists. Penobscot County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Town of Orrington means bringing your own water and power. The kit we’d start with:
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