The value of investing in real estate, including buying a house in California, can depend on various factors and it’s hard to make a blanket statement without considering all of them. However, here are some general considerations:

1. **Market Trends:** As of my knowledge cutoff in September 2021, the housing market in California had been experiencing significant growth for many years, with prices increasing steadily. Some areas, such as San Francisco or Los Angeles, had seen especially high appreciation. It’s important to monitor the latest trends, as the market can fluctuate.

2. **Location:** The potential for return on investment can greatly depend on the specific location within California. Properties in or near major cities or in desirable communities tend to hold value well and may offer higher potential returns. However, they can also come with higher initial investment costs.

3. **Rent Potential:** If you’re planning to rent out the property, it’s crucial to consider the rental market in the area. Some parts of California have a strong rental market with high demand, which could provide a good source of income.

4. **Long-term Investment:** Typically, real estate should be viewed as a long-term investment. In the short term, fluctuations in the market can occur, but over the long term, real estate generally tends to appreciate in value.

5. **Taxes and Regulations:** California has higher property taxes and stricter regulations for landlords compared to many other states. These should be factored into your considerations.

6. **Economic Stability:** California has a strong and diverse economy, which can support the long-term growth of property values.

7. **Other Financial Considerations:** Buying a house involves significant costs beyond the purchase price, such as maintenance costs, insurance, property taxes, and potentially homeowner association fees.

It’s also important to consider your financial situation, your investment goals, and your risk tolerance. Real estate can be a good investment, but it also comes with potential risks and costs.

Please note that while these points may serve as a general guide, you should consult with a financial advisor or real estate professional who can provide advice based on the current market conditions and your individual circumstances.