Off-Street Parking Requirements for the R-2: Two-Family Residential District
In the City of Grass Valley, the R-2: Two-Family Residential district generally requires two parking spaces per dwelling unit, with specific mandates for covered parking and additional guest spaces for multi-unit projects like duplexes. Nonresidential and service-oriented uses allowed within the R-2: Two-Family Residential district must provide parking based on diverse metrics including gross floor area, employee counts, or the number of beds or students served. Most residential configurations in the City of Grass Valley require at least one covered space per unit, while the total number of required spaces must be rounded up for any fractional calculation of 0.5 or greater.
Residential Parking Standards in the R-2 District
The City of Grass Valley mandates that residential projects within the R-2: Two-Family Residential district provide off-street parking based on the number of bedrooms and the type of housing. For any housing involving two or more units (including duplexes, which are common in this district), guest parking must also be provided at a ratio of one space for every five units.
| Residential Use Type | Required Off-Street Vehicle Spaces |
|---|---|
| Single Dwelling | 2 spaces, at least 1 of which must be covered |
| Multi-unit (Studio and 1-bedroom) | 1 covered space per unit, plus 1 guest space for every 5 units |
| Multi-unit (2-bedroom and larger) | 2 covered spaces per unit, plus 1 guest space for every 5 units |
| Mobile Home (outside of park) | 1 covered space for each unit |
| Residential Care Facility | 1 space for each 2 residential units, plus 1 space for every 4 units for guests and employees |
| Live/Work Unit (Residential portion) | 2 spaces for each unit |
| Accessory Dwelling Unit (ADU) | 1 space (accessible, may be tandem), but none required if within 1/2 mile of public transit or in the City's Historical District |
[Table 3-3]
Nonresidential and Service-Oriented Parking Standards
While the R-2: Two-Family Residential district is primarily for housing, the City of Grass Valley allows certain public, institutional, and service uses. These uses must adhere to the specific parking ratios established in the general parking requirements of the Development Code.
| Nonresidential Use Type | Required Off-Street Vehicle Spaces |
|---|---|
| Bed and Breakfast Inn (B&B) | Ratios per Table 3-3 (calculated by guest rooms/manager) |
| Child/Adult Day Care Center | 1 space for each employee, plus 1 space for every 10 children |
| Day Care Home (Large Family) | 3 spaces minimum (may include residential and on-street spaces if abutting the site) |
| Golf Courses / Country Clubs | 4 spaces per hole, plus requirements for accessory uses (pro shops, restaurants, etc.) |
| Library, Gallery, or Museum | 1 space for each 400 square feet |
| Medical Services (Extended Care) | 1 space for each 3 beds or patients the facility is licensed for |
| Meeting Facility (Public or Private) | 1 space for each 100 square feet |
| Schools (Kindergarten / Nursery) | 1 space per employee plus 1 space for every 10 children |
| Schools (Elementary / Middle) | 1 space per employee plus 1 space for every 10 students |
| Schools (Secondary / High School) | 1 space per employee plus 1 space for every 10 students |
[Table 3-3]
General Parking Regulations and Design
The City of Grass Valley imposes several general rules for the design and maintenance of parking in the R-2: Two-Family Residential district:
- Location: Residential parking must be located on the same parcel as the use it serves [Section 17.36.090.C].
- Rounding of Calculations: If a fractional number is obtained during calculation, one additional space is required for a unit of 0.5 or above [Section 17.36.040.I].
- Dimensions: Standard parking spaces must be a minimum of 9 feet wide by 18 feet long [Table 3-4].
- Tandem Parking: The use of tandem parking (one space behind another) is generally prohibited for meeting off-street parking requirements in the City of Grass Valley, except for ADUs and specific conditions for Bed and Breakfasts or Vacation Rentals [Section 17.36.090.I, Table 3-3].
- Setbacks: No required parking space may be located within a required front setback. Parking may be located in a side or rear setback only if separated from the property line by a minimum five-foot-wide landscaped area [Section 17.36.090.C].
Sections Cited
- Section 17.22.020 - Purposes of the residential zones.
- Section 17.22.030 - Residential zone allowable land uses and permit requirements.
- Section 17.36.040 - Number of parking spaces required.
- Section 17.36.090 - Parking design and development standards.
- Section 17.44.040 - Bed and breakfast inns (B&Bs).
- Section 17.44.060 - Child day care facilities.
- Section 17.44.150 - Mobile/manufactured homes and mobile home parks.
- Section 17.44.160 - Multifamily projects.
- Section 17.44.190 - Accessory dwelling units (ADU).
- Section 17.44.205 - Short-term rentals.
- Section 17.44.210 - Single dwellings.
- Table 3-3 - Parking Requirements by Land Use.
- Table 3-4 - Minimum Standard Parking Space Configuration.