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Scappoose City Zoning Code

17.50 R-4

Moderate Density Residential

17.50.010 Purpose.

The R-4 zone is intended to provide minimum standards for residential use in areas of moderate population concentrations. (Ord. 868, 2018; Ord. 634 § 1 Exh. A, 1995)

17.50.030 Permitted and Conditional uses.

Use

Single-family detached residential dwelling units

Permitted outright1

Manufactured homes on individual lots subject Section 17.94.030

Permitted outright1

Manufactured home parks subject Section 17.94.050

Permitted outright1

Cottage housing subject to the provisions of Chapter 17.58

Permitted outright1

Duplex

Permitted outright1

Triplex

Permitted outright1

Quadplex

Permitted outright1

Townhouse, limited to a maximum of four attached townhomes

Permitted outright1

Accessory Dwelling Units (ADU's) subject to the provisions of Chapter 17.92

Permitted outright1

Residential care home

Permitted outright1

Day care home

Permitted outright1

Home occupation (Type I) subject to Chapter 17.142

Permitted outright1

Public park and recreation areas, provided that all building setbacks shall be a minimum of thirty feet from any property line

Permitted outright1

Public support facilities

Permitted outright1

Sewage pump station

Permitted outright1

Churches previously zoned RC-4;

Permitted outright1

Church, provided that all building setbacks shall be a minimum of thirty feet from any property line

Permitted outright1

Day care facility

Conditional use2

Home occupation (Type II) subject to Chapter 17.142

Conditional use2

Residential care facility

Conditional use2

Schools, provided that all building setbacks shall be a minimum of thirty feet from any property line

Conditional use2

Bed and breakfast facilities, provided that no other such facilities exist within four hundred feet

Conditional use2

Electric power substation

Conditional use2

Minor impact utilities

Conditional use2

Public safety facilities

Conditional use2

Library services

Conditional use2

Professional office building under four thousand square feet

Conditional use2

Retail sales establishments under two thousand five hundred square feet

Conditional use2

Wireless communications facilities, not to include antenna support structures, subject to the provisions of Chapter 17.93.

Conditional use2

1These uses and their accessory uses are permitted in the R-4 zone outright outside of the Scappoose Creek Flood Plain. In the R-4 zone within the Scappoose Creek Flood Plain only uses listed in Section 17.84.040 shall be permitted.

2These uses and their accessory uses may be permitted in the R-4 zone when authorized by the planning commission in accordance with the requirements of Chapter 17.130, other relevant sections of this title and any conditions imposed by the Planning Commission when such uses are located outside of Scappoose Creek Flood Plain.

17.50.050 Dimensional requirements.

Dimensional Requirements

Requirement1

Minimum lot area:

Outside of the Scappoose Creek Flood Plain

Single-family detached

Five thousand (5,000) square feet for a single-family detached dwelling unit when located outside of the Scappoose Creek Flood Plain

Townhouse

Seven thousand square feet for the first two attached units and two thousand square feet for each additional unit

Duplex

Seven thousand square feet per duplex

Triplex

Seven thousand square feet for the first two attached units and two thousand square feet for each additional unit

Quad-plex

Seven thousand square feet for the first two attached units and two thousand square feet for each additional unit

Other uses

The minimum lot area for all other uses shall be five thousand square feet

Minimum lot area:

Inside of the Scappoose Creek Flood Plain

Single-family detached

Twenty thousand (20,000) square feet when a structure is located in the Scappoose Creek Flood Plain

Minimum lot width

Single-family detached

Fifty feet, except the minimum lot width at front property line on the arc of an approved full cul-de-sac shall not be less than thirty feet

Flag lots shall provide a minimum of twenty-five feet of frontage along a public right-of-way

Townhouse

Twenty-five feet per unit

Minimum setback

Front Yard

Fifteen feet

Front of garages or carports

Twenty feet from the property line where access occurs

Side yard

Total a minimum of fifteen feet with one setback not less than ten feet, which shall be on the street side for corner lots

Rear yard

Twenty feet

Setbacks for accessory building behind a residence

Side

Five feet each

Rear

Five feet

Maximum height

Thirty-five feet

Accessory Building

Twenty-two feet

Principal building per lot

One

Maximum building coverage

Forty percent of the lot area

1Additional requirements shall include any applicable section of this title