Generating one thousand dollars per month in passive dividend income—equaling twelve thousand dollars annually—depends entirely on the average dividend yield of the stock portfolio you construct. Assuming a reliable and conservative average dividend yield of 4 percent, an investor would need a total portfolio principal of approximately $300,000. If you target a higher dividend yield of 6 percent, the required capital drops to $200,000, whereas a lower, safer blue-chip yield averaging 3 percent requires a $400,000 investment. Achieving this target safely requires balancing high-yield assets with sustainable payout ratios to avoid dividend traps.