Allendale, California

About Allendale

Allendale is a small unincorporated community in northwestern California.

Officially, Allendale is a census-designated place — a real, named community that residents call home, governed at the county level. The community covers 6.14 square miles.

📰 Allendale News Today

• Allendale Air Quality Index (AQI) and USA Air Pollution IQAir · Jun 22
• Silhouettes and Warnings: On Reading Ray Bradbury's "There Will Come Soft Rains" On the Exact Day When It's Set Roger Ebert · Aug 4
• We’ve Survived Ray Bradbury’s Nuclear Holocaust National Review · Aug 4
• Allendale Air Quality Index (AQI) and USA Air Pollution | IQAir Asia Pacific IQAir · Aug 14
• 1 dead, 1 injured in wrong-way crash on I-505 in Solano County ABC10 · Jan 7

Live headlines via Google News — updates through the day.

What Makes Allendale Unique

• One of 6 places in the US named Allendale — but the California one has a character all its own.
• An unincorporated community — no city hall of its own, which often means lower local taxes and county-managed services.
• Positioned in northwestern California, convenient to the region's corridors and crossings.

Why People Love It Here

• Quiet streets and a slower rhythm — the kind of place people move to on purpose.
• Housing dollars stretch further here than in the nearest metro.
• Easy reach of Vacaville (6 mi) — commute to the city, live where it's calm.

⚡ Quick Facts

🗺️ Map of Allendale

🏘️ Nearby Communities