Title 8 — ZONING›Division 84 — LAND USE DISTRICTS
Chapter 84-22 — D-1 TWO-FAMILY RESIDENTIAL DISTRICT
Contra Costa County Municipal Code · 2026-09 edition · updated 2026-10-02 · Contra Costa County
84-22.202 - General provisions.¶
All land within a D-1 two-family residential district may be used for any of the following uses under the following regulations set forth in this chapter.
(Ord. 1762: prior code § 8149 (part): Ord. 1269: Ord. 928).
Article 84-22.4. Uses
84-22.402 - Uses—Permitted.¶
Uses permitted in the D-1 district shall be:
(1)
All the uses designated for the R-6 district in Section 84-4.402;
(2)
A detached two-family dwelling (duplex) on each lot and uses normally auxiliary thereto.
(Ord. 68-25 § 2, 1968: Ord. 1762: prior code § 8149(a): Ord. 1269: Ord. 928).
84-22.404 - Uses—Requiring land use permit.¶
In the D-1 district the following uses are permitted on the issuance of a land use permit: All the uses designated for the R-6 district in Section 84-4.404.
(Ord. 1762: prior code § 8149(b): Ord. 1269: Ord. 928).
Article 84-22.6. Lots
84-22.602 - Lot—Area.¶
No two family dwelling or other structure permitted in the D-1 district shall be erected or placed on a lot smaller than eight thousand square feet in area.
(Ord. 1762: prior code § 8149(c): Ord. 1269: Ord. 928).
84-22.604 - Lot—Width.¶
Lot width provisions for the D-1 district shall be the same as those for the R-l0 district (Section 84-8.604).
(Ord. 1762: prior code § 8149(d): Ord. 1269: Ord. 928).
84-22.606 - Lot—Depth.¶
Lot depth provisions for the D-1 district shall be the same as those for the R-6 district (Section 84-4.606).
(Ord. 1762: prior code § 8149(e): Ord. 1269: Ord. 928).
Article 84-22.8. Building Height
84-22.802 - Building height—Maximum.¶
Building height provisions for the D-1 district shall be the same as those for the R-6 district (Section 84- 4.802).
(Ord. 1762: prior code § 8149(f): Ord. 1269: Ord. 928).
Article 84-22.10. Yards
84-22.1002 - Yard—Side.
Side yard provisions for the D-1 district shall be the same as those for the R-10 district (Section 84-8.1002).
(Ord. 1762: prior code § 8149(g): Ord. 1269: Ord. 928).
84-22.1004 - Yard—Setback.
Setback (front yard) provisions for the D-1 district shall be the same as those for the R-6 district (Section 84-4.1004).
(Ord. 1762: prior code § 8149(h): Ord. 1269: Ord. 928).
84-22.1006 - Yard—Rear.
Rear yard provisions for the D-1 district shall be the same as those for the R-6 district (Section 84-4.1006).
(Ord. 1762: prior code § 8149(i): Ord. 1269: Ord. 928).
Article 84-22.12. Off-Street Parking
84-22.1202 - Off-street parking—Space requirements.
Every dwelling unit permitted in the D-1 district shall have on the same lot or parcel covered automobile storage space for at least two automobiles; this space shall have minimum dimensions of at least nine feet by nineteen feet.
(Ord. 1762: prior code § 8149(j): Ord. 1269: Ord. 928).
Article 84-22.14. Land Use and Variance Permits
84-22.1402 - Land use and variance permit—Granting.
Land use permits for the special uses enumerated in Section 84-22.404 and variance permits to modify the provisions contained in Sections 84-22.602 — 84-22.1202 may be granted in accordance with Chapter 82- 6.
(Ord. 1762: prior code § 8149(k): Ord. 1269: Ord. 928).
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