Services Departments Government

New Single-Family Residence Permit Fee Estimator

This is only an estimate

The numbers provided on this form are only an estimate. Actual fees may vary based on a variety of circumstances, and not all departments that charge fees are included in this estimate.

This form should only be used for new single-family residences in unincorporated Clackamas County, or any city in Clackamas County except for Canby. Please also know that rates are reviewed annually and changed as appropriate.

To estimate the fees for a new single-family residence, please fill in the information requested below; some information will then fill in automatically, and the estimated total fees will be calculated for you and shown at the end of the form.

Size of residence (square feet)
First floor area sq. ft.
Second floor area sq. ft.
Third floor area sq. ft.
Total area sq. ft.
Size of garage, deck, and patio/porch covered (square feet)
Garage area sq. ft.
Patio/porch roof area sq. ft.
Deck area sq. ft.
Home valuation $

School tax calculation

School district in which residence will be located:

Tax rate of that school district (amount per square foot):
per sq. ft.

Does this district have exemptions?

Metro Construction Excise Tax

Will the residence be located in the Metro construction excise tax* boundary?
*A tax assessed on construction permits issued by local cities and counties in the Portland Metro region. Learn more.

Park System Development Charge (PSDC)

Which park zone will the residence be located in?
Check the house residence park zone

Transportation System Development Charge (TSDC)

Which TSDC area will the residence be located in?
Check the residence TSDC zone

Estimated new home permit fee breakdown

Building Permit (see Fee Tier breakdown below) $
Plan Review (65% of Building Permit fee) $
State Surcharge (12% of Building Permit fee) $
Planning Permit (flat rate) $
School District Tax (varies by school district, see above) $
Metro Excise Tax (0.12% of the home valuation) $
Park System Development Charge (by park zone) $
Transportation System Development Charge (by TSDC area) $
Total Permit Fee (estimated) $

Frequently asked questions

How does the county calculate valuation?
Valuation is based on nationally developed models that are adopted statewide. The current values for new residential construction are:

New residential homes (for 2017/2018) $113.85/sq. ft.
New garages $45.09/sq. ft.
New patios, porches or decks $22.55/sq. ft.

How does the county calculate the building permit fee?
This fee is based on the valuation of the residence, as shown below:

Tier Value Building Permit fee
1 $1–2,000 $85
2 $2,001–25,000 $85 + $7.40 per $1,000 of valuation over $2,000
3 $25,001–50,000 $255.20 + $6.72 per $1,000 of valuation over $25,000
4 $50,001–100,000 $423.20 + $4.48 per $1,000 of valuation over $50,000
5 Over $100,001 $647.20 + $3.75 per $1,000 of valuation over $100,000

How does the county determin floor area?
The square footage is determined from outside exterior wall to outside exterior wall for each story of the residence.
See Oregon Administrative Rules (OAR) Section 918-050-0100 for additional information.

Does the estimated permit fee include mechanical, plumbing, and electrical fees?
No, not at this time. Please also note that the jurisdiction that issues permits for single-family residences in incorporated areas (cities) varies by the city and type of permit. Find out where to get a permit if you live in a city.

For more information about school district tax, planning, system development charges and/or driveway and utility fees, check the following websites:

Thank you for using this fee estimator. If you have had problems and/or need assistance or additional information concerning fees, please contact the Building Codes Division at 503-742-4240 or bldservice@clackamas.us.

Share this page

Development Services Building

Building Codes

Phone number 503-742-4240
Fax: 503-742-4741

Inspection Request Line
503-742-4720

Soils/Septic Questions
503-742-4740
Email bldservice@clackamas.us
Address 150 Beavercreek Road
Oregon City, OR 97045
map
Hours Lobby Hours
M–Th: 8 a.m. to 4 p.m.
F: 8 a.m. to 3 p.m.
Inspections: M–F