2026 Compare Cities Overview:
Royal Kunia, HI vs Castro Valley, CA

Are people in Castro Valley older or younger than people in Royal Kunia?
- The Median Age in Castro Valley is 1.5 years older than in Royal Kunia.

Are housing costs cheaper in Castro Valley or Royal Kunia?
- Castro Valley housing costs are 36.5% more expensive than Royal Kunia housing costs.

Which city has a longer commute, Castro Valley or Royal Kunia?
- The average commute for residents of Castro Valley is 1.5 minutes shorter than it is for residents of Royal Kunia.

Things to do in Royal Kunia?
Royal Kunia, HI is a pleasant neighborhood located in O?ahu offering numerous nearby attractions including Hawaiian Railway Society featuring fun train rides or Kahe Point Beach Park ideal for swimming and surfing; historians will appreciate touring in Waipi?o Valley Cultural & Historical Reserve one of the most important sites on Hawai'i Island .

Things to do in Castro Valley?
Castro Valley, California is a thriving community located in the heart of Alameda County. This vibrant city offers plenty for visitors to explore such as historic Redwood Canyon or one of many popular restaurants. Residents here also take advantage of all the outdoor activities available at Lake Chabot Regional Park, Cull Canyon Regional Park, and Castro Valley Community Park. With its excellent school systems, thriving businesses, and numerous recreational opportunities, it's no wonder why so many people choose to make Castro Valley their home.