Castle Hill, California

About Castle Hill

Castle Hill is a small unincorporated community in western California.

Officially, Castle Hill is a census-designated place — a real, named community that residents call home, governed at the county level. The community covers 0.58 square miles.

📰 Castle Hill News Today

• Mitchell Johnson: "Twenty-One Years in Truro (Selected Paintings 1988–2026)" Hyperallergic · Aug 26
• Morgan Hill Air Quality Index (AQI) and USA Air Pollution IQAir · Jun 22
• UPDATED: Fire Breaks Out at the Castle Hill Inn Go Local Prov · Feb 6
• Bronx murder-suicide: 4 people found dead Castle Hill apartment ABC7 Eyewitness News · Nov 5
• This super cyclist just ‘Everested’ the Hearst Castle hill — what does that even mean? San Luis Obispo Tribune · Nov 26

Live headlines via Google News — updates through the day.

📰 Local News

Read the latest California headlines on our news site, Bless News Daily.

What Makes Castle Hill Unique

• The only place in America named Castle Hill — a truly one-of-a-kind name among 32,000+ US communities.
• An unincorporated community — no city hall of its own, which often means lower local taxes and county-managed services.
• Positioned in western California, convenient to the region's corridors and crossings.

Why People Love It Here

• Small-town pace of life: less traffic, more community, and neighbors who wave.
• Housing dollars stretch further here than in the nearest metro.
• Easy reach of Walnut Creek (2 mi) — commute to the city, live where it's calm.

📍 Neighborhoods in Castle Hill

Click a neighborhood to see it on the map.

🏞️ Parks & Outdoors in Castle Hill

• Old Oak Park reviews ★
• Land Bank · Nature reserve reviews ★
• Tice Valley Park reviews ★

Parks mapped by the OpenStreetMap community · "reviews" opens each park's live Google reviews.

⚡ Quick Facts

🌤️ Current Weather

Full forecast →

Source: National Weather Service

🔧 Local Services

Local Garage Door Repair Inc
Serving Castle Hill, CA
📞 (925) 559-4002

castle-hill.localgaragedoorrepairinc.com

🗺️ Map of Castle Hill

🏘️ Nearby Communities