What are some of the most popular index funds to invest in?

There are many popular index funds to invest in, covering a wide range of asset classes and market segments. Here are some examples:

1. S&P 500 Index Fund: This index fund tracks the performance of the 500 largest companies in the US, representing around 80% of the total US stock market capitalization.

2. Total Stock Market Index Fund: This index fund tracks the performance of the entire US stock market, including large, mid, and smallcap stocks.

3. MSCI EAFE Index Fund: This index fund tracks the performance of developed international markets outside of the US and Canada.

4. Russell 2000 Index Fund: This index fund tracks the performance of the 2,000 smallest companies in the US stock market, representing around 10% of the total US stock market capitalization.

5. Bond Index Fund: This index fund tracks the performance of a broad basket of investmentgrade bonds.

6. Real Estate Investment Trust (REIT) Index Fund: This index fund tracks the performance of a basket of publicly traded REITs.

7. Emerging Markets Index Fund: This index fund tracks the performance of emerging market economies such as China, India, and Brazil.

These are just a few examples, and there are many other index funds available for investors to choose from, depending on their investment goals and risk tolerance.