Northern Willamette Valley farmland under low cloud, with rows of young Christmas trees, an orchard, a spreading oak and Douglas-fir woodlots on the hills.
Multnomah County, Oregon Portland Metro & the Northern Willamette Valley

Barndominium Builders in Gresham, Oregon

Gresham is Portland's big eastern neighbour, and most of it is built-out suburban ground inside the regional urban growth boundary, so a shop-and-living barndominium here usually means an unusually large lot or a parcel on the city's newer southern edge. The Pleasant Valley and Springwater plan districts and the slopes around Gresham Butte are where bigger sites still turn up, and each carries its own rules. If you want acreage for animals, equipment and a wide clear-span shop, the honest answer is often east and north of town in rural Multnomah County, or south across the county line in Clackamas County. For a Gresham lot we supply barndominium kits for owners who will put up their own shell, draw custom plans that fit the setbacks, or take the job through as a turnkey build. A steel or pole barn home frame both work on an in-town parcel where the zoning allows the building's height and footprint. Send the address and a sketch of what you want under the roof through the survey, and we will look at the district, the overlay maps and the sewer route before any drawing starts.

Gresham at a glance

Principal county
Multnomah County
Building permit
City building program
Land use
City zoning, inside a UGB
Wastewater
Public sewer

Pole Barn Homes near Gresham

A pole barn home sets its frame on posts and trusses (the engineering term is post-frame), which often suits a simple, wide layout with a shop bay under the same roof. Whether it fits your parcel comes down to the zoning and the site, set out below.

Permits, Zoning and Septic in Gresham

In Oregon the land-use answer often comes before the building answer. Here is who decides each part in Gresham, taken from the office or document that publishes it. Rules change, so check them again against your parcel before anything is drawn.

Who issues the building permit City building program

City of Gresham Building Permits and Inspections (Gresham City Hall)

Gresham runs its own building program from City Hall on NW Eastman Parkway, and its permit page states that a permit is needed to construct, enlarge, alter or move a building. A barndominium used as a home goes through the residential building projects path with plan review and inspections. The same office also appears in the state directory as the address for Multnomah County's building department.

Source: Building Permits and Inspections, City of Gresham (greshamoregon.gov)

Who decides the land use Inside an urban growth boundary

City of Gresham Urban Design and Planning (Gresham Development Code); Metro manages the regional growth boundary

Gresham zones its land through the Gresham Development Code, which sets base districts plus plan districts for Pleasant Valley, Springwater, Gresham Butte, Downtown and Civic Neighborhood, and overlays for flood plain, hillside and geologic risk, natural resources and scenic views. The district and any overlay on your lot decide whether a large detached house with a shop fits.

Source: Development Code, City of Gresham (greshamoregon.gov)

Sewer or septic Public sewer

City of Gresham Water Resources (Gresham wastewater treatment plant)

Gresham treats its own sewage: the city plant serves about 129,000 customers in Gresham, Fairview and Wood Village. A new home inside the city normally connects to that system. Where a Gresham parcel still needs septic, review runs through the Portland program that acts for DEQ.

Source: Wastewater Treatment Plant, City of Gresham (greshamoregon.gov)

Hillside and geologic risk overlay
Section 5.0200 of the Gresham Development Code (June 2026 edition) sets a Hillside and Geologic Risk Overlay whose stated purpose includes minimising earth movement, soil erosion and vegetation removal on slopes. Where its standards conflict with the underlying district, the overlay's standards apply, and a permit under the overlay is required unless the work is exempt.

Source: Section 5.0200 Hillside and Geologic Risk Overlay, Gresham Development Code (greshamoregon.gov)

Septic review for Gresham parcels
The City of Portland's septic program, under an agreement with Multnomah County and DEQ, reviews projects that may affect septic systems across Multnomah County, and its page names the City of Gresham among the places it covers (read 26 September 2026).

Source: Septic Evaluations: Septic Review Certifications, Authorization Notices and Site Evaluation Reports, Portland.gov (portland.gov)

Building on land near Gresham

Before an offer on a Gresham parcel, pull up the zoning and overlay maps: the buttes and ravines on the south and east sides fall under the hillside overlay, and creek corridors can carry flood plain or natural resource overlays that shrink the buildable area. Lots in the Pleasant Valley and Springwater plan districts follow their own district rules rather than the older neighbourhood standards. Confirm a sewer main is within reach, since that decides whether the site is simple or needs a septic review. Steep ground means grading and erosion control, so budget time for the plan review. Buyers who need several acres generally end up beyond the urban growth boundary on county farm, forest or rural residential land, where county zoning decides whether a dwelling is allowed at all.

Other places in this part of Oregon

Have land in or near Gresham? Tell us about the parcel and what you want on it, and we will check it against the local rules before anything is drawn.

Building in Gresham: questions

Start the survey
How much does it cost to build a barndominium near Gresham?
It depends heavily on the lot. A flat in-town parcel on sewer is a very different job from a butte-side site under the hillside overlay, where geotechnical work, grading and erosion control add real cost before the slab goes in. The building size, finish level and whether you buy a kit or a full build matter too. Our barndominium cost guide sets out published per-square-foot ranges and the line items that move them.
Do I need a building permit for a barndominium in Gresham?
Yes. Inside city limits, Gresham's Building Permits and Inspections desk at City Hall issues the permit, reviews the plans and inspects the work, the same as for any new house. If the property is in unincorporated Multnomah County instead, the county's zoning review comes first; see our Multnomah County page.
Can I build a barndominium on a sloped lot in Gresham?
Often, but the hillside overlay adds a layer. Its standards override the base district where they conflict, and they aim to limit earth movement, erosion and tree removal. Expect a site plan that works with the slope rather than a large flat pad. We check the overlay map for the address before planning the footprint; our site preparation page explains what that stage involves.
Where can I find acreage zoned for a barndominium near Gresham?
Outside the growth boundary. The rural land east toward the Sandy River and the Gorge, and south into Clackamas County, is where larger parcels are, but farm and forest zoning there limits new homes and county land-use approval comes before any building permit. Read our Oregon barndominium legal guide before you buy.

Other places near Gresham

Nearby places with their own pages. Across a city limit or a county line the permit office, the zoning and the septic rules can change, so each is covered separately.

Building in Gresham?

Start with the survey. Tell us where the land is and what you want on it, and we will come back with which offices decide it, what the zoning allows, and a plan to fit.