Landlords, Rental Property, and Apartment Insurance serving all of California

Insurance by Castle
located in Redwood City, CA
Serving the entire state of California 

"Come for the price. Stay for the service."

For over 30 years, Insurance by Castle has been providing comprehensive landlords, rental property, and apartment insurance in Redwood City, San Mateo, and surrounding areas throughout California. Our customers come to us for the price, but stay for the exceptional customer service we provide to each person that walks through our door.

Since our founder, Jack Castle, started this agency, we have been a one stop shop for all of your insurance solutions. We have established partnerships with some of the nation’s top-rated companies – giving us the ability to work with different providers, finding the best rate and the best policy that truly fits your needs.

Insurance offerings to fit you perfectly

We specialize in landlord, rental property, and apartment insurance – but can write for nearly any personal or commercial policy. Our “7 Doors or More Program” is specially designed for landlords who own 7 or more rental properties. This is an exclusive program that no other insurance agency offers.

We also offer some niche insurance policies like our fire protection coverage that includes fire extinguisher contractor, sprinkler system contactors, and restaurant hood service contractors.

Local agents working for you

Our agency’s founder was very civic minded and active in many community organizations. We strive to have that same mindset and continue to support through the Second Harvest Food Bank, SPCA, Breast Cancer Foundation.

Call or contact us today to speak with a local agent. To get started on a policy, request a quote


Click Here to Read our Testimonials!

"Always great-Love you guys Can't say enough great things about Ingrid and Kelly." -Jeremy S.
Jeremy S.
"Placing multiple properties on the same policy is a great way to place insurance coverage." -Earnest T.
Earnest T.
"Your company does everything that is expected of by an insurance provider. Billing is clear and concise. Paperwork arrives as needed. I have never needed to use the insurance yet so that is all I can say for now." - Jan Y.
Jan Y.
"You took your time in explaining coverage and cost. Even though I repeated some of my questions you were patient and courteous. Thanx." -Daniel G.
Daniel G
"You respond quickly to my questions on insurance and cost." -Shawn F.
Shawn F.