Bolthole Index

Umatilla County, Oregon

Building permits, zoning and septic rules in Stanfield, Oregon

Stanfield, Oregon routes approved city development applications to State Building Codes for building permits.1 Stanfield administers its own zoning in Umatilla County, and Oregon’s Building Codes Division provides full building department services for Stanfield.23 Septic systems inside Stanfield remain subject to Umatilla County’s delegated onsite sewage program.4

At a glance

Building permits
State Building Codes after city development approval13
Zoning
Stanfield Development Code and city land-use review2
Septic permits
Umatilla County; construction, repair and changes of use require approval5
Manufactured homes
Permitted on individual Residential District lots, subject to standards6
Lot size near services
Residential District minimum 5,000 square feet within 300 feet or less of sewer and water lines7
Owner-builder
Limited Oregon room-size, ceiling-height and temperature exemption; building permit still required8

Who to call

Planning & zoning

Stanfield City Hall

City zoning, development-code questions and routing of floodplain and utility questions

(541) 449-3831

PO Box 369 160 South Main St Stanfield, OR 97875

Planning & zoning

Stanfield City Manager / Development Review

City development applications, plot plans and approval before State Building Codes review

[email protected]

Building permits

Oregon Building Codes Division – Pendleton Field Office

Building-code plan review, building permits and inspections for Stanfield

800 SE Emigrant Ave., Suite 360 Pendleton, OR 97801

Septic permits

Umatilla County Environmental Health – Onsite Wastewater Program

Septic installation and repair permit inquiries

541-278-6394

Contact details are copied from each office’s official page and were checked against it on October 11, 2026.

Off-grid gear

Going off-grid in Stanfield means bringing your own water and power. The kit we’d start with:

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Do you need a building permit in Stanfield, OR?

Stanfield’s development application directs applicants to obtain city approval before taking the approved development permit to State Building Codes in Pendleton.1 The city instructions specifically identify building permits for home additions and sheds of 200 square feet or larger, plus electrical and plumbing permits.1 Oregon’s Residential Specialty Code governs construction, reconstruction and repair of houses and townhouses covered by that code.9

An Oregon owner-builder exemption covers specific ceiling-height, room-size and temperature requirements for qualifying owner-built homes; a building permit must still be issued.8 Ask the Pendleton Field Office to classify the proposed work and identify the applicable building-code review.3

Who handles building permits and zoning in Stanfield?

Stanfield City Hall is the starting point for city zoning and development-code questions at (541) 449-3831.10 The city application requires a plot plan before a development decision can be made and directs applicants to email the signed form and plans to [email protected].1

The Oregon Building Codes Division lists Stanfield for full services and provides plan review, building permits and inspections through the Pendleton Field Office.3 The state office is at 800 SE Emigrant Ave., Suite 360 Pendleton, OR 97801; its official page links online building permit purchases and inspection scheduling.3 Septic installation and repair questions go separately to Umatilla County Environmental Health at 541-278-6394.11

Does Stanfield have zoning, lot-size rules and setbacks?

Stanfield has its own development code, including Residential, Commercial, industrial and Floodplain Overlay districts.212 In the Residential District, detached single-family and manufactured-home lots within 300 feet or less of a sewer and water line have a 5,000-square-foot minimum and a maximum area of 1 acre.7 New lots more than 301 feet from the nearest sewer or water line have a 2-acre minimum and require a future division plan.13 Ask City Hall how the service-distance test applies to the particular parcel.10

Residential District front setbacks start at 10 feet, with 20 feet for garages; rear setbacks are 10 feet on street-access lots and 6 feet on alley-access lots.14 Interior side setbacks are 5 feet and street-corner side setbacks are 15 feet, subject to the code’s exceptions.14 Single-family detached houses have a maximum lot coverage of 40%, and other standards may prevent reaching that maximum.15

How do septic permits work inside Stanfield?

Umatilla County administers the delegated onsite sewage program for septic systems in the county, including systems inside Stanfield.4 County construction installation permits are required before constructing or installing an onsite system, and repair permits are required for repairs.5 Placing a system into service, changing its use or increasing projected daily sewage flow requires an authorization notice or alteration permit as appropriate.5

An undeveloped Oregon site that has never been evaluated for septic approval needs a site evaluation.16 A septic system may not be covered, connected to or used before a satisfactory-completion certificate unless that requirement has been waived.17 Buildings within a sewer district still need a sewer connection, including buildings using composting toilets.18 Ask City Hall about the parcel’s sewer service before planning onsite disposal.10

Can you live in an RV or tiny home in Stanfield?

Stanfield permits manufactured homes on individual lots in the Residential District subject to its standards, while manufactured-home parks are limited to the MH Sub-district.6 We could not confirm a distinct tiny-home occupancy rule for Stanfield; ask City Hall to classify the proposed home and the Pendleton Field Office to identify the building-code requirements.103

Stanfield’s park camping rule allows RVs, campers and cars to camp overnight for up to 48 hours in the street parkways adjacent to West Coe Avenue Park; other city-owned parks prohibit overnight camping in or adjacent to them.19 That park rule does not establish permission to live in an RV on a private residential lot.19 Ask City Hall for a parcel-specific answer before relying on an RV as housing during construction.10

Building a home in Stanfield: what are the steps?

  1. Start with Stanfield City Hall to identify the parcel’s district and review the proposed use against the city development code.210
  2. Submit the city development application with the required plot plan and signed forms; the application directs submission by email to the City Manager.1
  3. Resolve wastewater approval: obtain county septic approval where an onsite system is proposed, or address the sewer-connection requirement for a building within a sewer district.518
  4. After local planning and applicable DEQ approval, submit construction plans to the Pendleton Field Office for review, building permits and inspections.3
  5. Use the state office’s online services to schedule building inspections and ask for the project’s inspection sequence and final occupancy requirements.3

For land outside Stanfield city limits, consult the Umatilla County guide for county zoning approval rather than treating Stanfield’s development code as the county’s rule.20

Watch-outs

  • Stanfield’s Residential District lists vacation rentals and bed-and-breakfast inns as conditional uses; a permitted home does not automatically establish vacation-rental approval.21
  • Stanfield publishes a Floodplain Overlay district; ask City Hall whether the parcel falls within that overlay before laying out a home.1210
  • Oregon’s agricultural structural-code exemption excludes dwellings and allows incorporated cities to regulate agricultural buildings; ask Stanfield City Hall before relying on a farm-building exemption inside city limits.2210
  • An Oregon landowner constructing a well without being a licensed and bonded well constructor needs the state landowner permit before work begins; that requirement does not establish that Stanfield will approve a private well for the parcel.23

Sources

  1. Stanfield City Manager / Development Review (storage.googleapis.com)
  2. Stanfield Development Code (Stanfield), quoted and re-checked
  3. Oregon Building Codes Division – Pendleton Field Office (oregon.gov)
  4. Chapter 116: Septic System Program Enforcement, quoted and re-checked
  5. Chapter 116: Septic System Program Enforcement, quoted and re-checked
  6. City of Stanfield Residential District (Stanfield), quoted and re-checked
  7. City of Stanfield Residential District (Stanfield), quoted and re-checked
  8. 2023 Oregon Residential Specialty Code - ORS 455.320 reprinted (Oregon statewide rule), quoted and re-checked
  9. Residential Structures Code Program (Oregon statewide rule), quoted and re-checked
  10. Stanfield City Hall (cityofstanfield.com)
  11. Umatilla County Environmental Health – Onsite Wastewater Program (co.umatilla.or.us)
  12. Stanfield Development Code (Stanfield), quoted and re-checked
  13. City of Stanfield Residential District (Stanfield), quoted and re-checked
  14. City of Stanfield Residential District (Stanfield), quoted and re-checked
  15. City of Stanfield Residential District (Stanfield), quoted and re-checked
  16. Housing and Onsite Wastewater Management (Oregon statewide rule), quoted and re-checked
  17. Chapter 116: Septic System Program Enforcement, quoted and re-checked
  18. What do I do with the finished material? (Oregon statewide rule), quoted and re-checked
  19. Sec. 12.12.050. Restricting overnight camping in city parks (Stanfield), quoted and re-checked
  20. Planning Documents and Codes - Umatilla County, quoted and re-checked
  21. City of Stanfield Residential District (Stanfield), quoted and re-checked
  22. Oregon Revised Statutes, Chapter 455 (Oregon statewide rule), quoted and re-checked
  23. Landowner Constructed Wells (Oregon statewide rule), quoted and re-checked

Written October 11, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

Answers from the rulebook for Stanfield

Stanfield’s own rules

  • Local zoningPresent

    Land inside Stanfield city limits; Stanfield adopts and administers its own development code and residential zoning district.

    • The city development-code page identifies Chapter 2 as Land Use Districts and Chapter 4 as Administration of Land Use and Development Permits.
    “Below is the Stanfield Development Code separated into chapters and sub chapters. Click on the chapter section to view and/or download each respective section of the code in PDF form.”
  • Zoning districtsPublished

    Stanfield city zoning and land-use districts.

    • The city publishes Residential, Commercial, General Industrial, Light Industrial, Master Planned Development, Open Space, and Floodplain Overlay chapters.
    • The Residential chapter identifies Residential sub-districts including Urban Holding, Multi-Family, and Manufactured Home Park.
    “2.1 – Residential (R) District 2.2 – Commercial (C) District 2.3 – General Industrial (GI) District 2.4 – Light Industrial (LI) District 2.5 – Master Planned Development (PD) District 2.6 – Open Space (OS) District 2.7 – Floodplain Overlay District (FP)”
  • Minimum lot sizeSpecified

    Detached single-family housing or manufactured homes on new lots more than 301 feet from the nearest sewer or water line in the Residential District.

    • No maximum area is specified in the table.
    • A future division plan is required.
    • Minimum lot width is 50 feet, or 25 feet on a cul-de-sac.
    • Residential floor area and average lot area must conform to section 2.1.150.

    minimum lot area: >= 2 acres (Applies on new lots more than 301 feet from the nearest sewer or water line.)

    “Minimum area: Two acres. Maximum area: None. Future division plan required.”
    One more reviewed finding on this topic
    • Specified — Detached single-family housing or manufactured homes on lots within 300 feet or less of a sewer and water line in the Residential District.
      “Minimum area: 5,000 square feet. Maximum area: One acre.”
  • SetbacksSpecified

    Primary and accessory structures in the Stanfield Residential District.

    • Setbacks are measured from the face of the building, excluding porches, to the property line; deck and porch setbacks are measured from their edges.
    • A variance is required to modify a setback standard.
    • Established residential areas may require a similar front-yard setback to nearby homes, but never less than 10 feet.
    • Specified encroachments and accessory-structure exceptions apply.

    front setback: >= 10 feet (Garages require 20 feet.) · rear setback street-access lot: >= 10 feet (All structures.) · rear setback alley-access lot: >= 6 feet (All structures.) · interior side setback: >= 5 feet · street-corner side setback: >= 15 feet (Zero-lot-line and vision-clearance rules may modify application.)

    “The minimum rear yard setback shall be 10 feet for street-access lots, and 6 feet for alley-access lots (all structures). C. Side Yard Setbacks The minimum side yard setback shall be 5 feet on interior side yards, and 15 feet on street corner yards.”
  • Lot coverageSpecified

    Single-family detached houses in the Stanfield Residential District.

    • Other code sections may preclude development to the maximum lot coverage.

    maximum lot coverage: <= 40 percent (Single-family detached houses.)

    “A. Maximum Lot Coverage. The following maximum lot coverage standards shall apply to all development in this district: a. Single Family Detached Houses – 40 percent”
  • Camping on your landLimited

    Overnight camping in city-owned parks and adjacent parkways inside Stanfield city limits.

    • Except for West Coe Avenue Park, overnight camping in or adjacent to city-owned parks is prohibited.
    • In street parkways adjacent to West Coe Avenue Park, recreational vehicles, campers, or cars may camp overnight for a maximum of 48 hours.
    • Overnight use of tents, sleeping bags, or similar facilities is prohibited within the park proper.

    maximum overnight period at West Coe Avenue Park street parkways: 48 hours

    “With the exception of West Coe Avenue Park, overnight camping in or adjacent to city-owned parks is prohibited. (b) Overnight camping, to a maximum period of 48 hours, for recreational vehicles, campers or cars is permitted in the street parkways adjacent to West Coe Avenue Park. Overnight use of tents, sleeping bags or other similar camping facilities is prohibited within the park proper.”
  • Manufactured homesAllowed (with conditions)

    Manufactured homes on individual lots in the Stanfield Residential District.

    • Manufactured homes on individual lots are listed as permitted residential uses subject to the chapter's standards.
    • Manufactured home parks are limited to the MH Sub-district.
    • Additional design standards apply under section 2.1.200.
    “d. Manufactured homes on individual lots* e. Manufactured Home Park (MH Sub-district only)*”
  • Short-term rentalsLimited

    Vacation rentals and bed-and-breakfast inns in the Stanfield Residential District.

    • The Residential District table lists bed-and-breakfast inns and vacation rentals as conditional uses.
    • The opened official excerpt did not establish the complete approval procedure or all operational standards for the use.
    “6. Bed & breakfast inns and vacation rentals (CU)*”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Stanfield or Umatilla County directly.

  • Owner-builder exemption — Owner-builder exemptions inside Stanfield city limits.
  • Inspections — Building inspections for construction inside Stanfield city limits.
  • Certificate of occupancy — Certificates of occupancy for buildings inside Stanfield city limits.
  • Tiny homes — Tiny-home occupancy inside Stanfield city limits.
  • Well permit — Private wells inside Stanfield city limits.
1 more unanswered
  • Agricultural exemption

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 Stanfield publishes no rule on the point, not that none exists. Umatilla County’s page lists the county offices to call.

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