It's true (I live in Omaha). He is still in the same house.
I didn't grow up here—my wife did. Very early on, when I first visited Omaha, she drove me by his place. After three decades or so in California, I retired and we moved back to her hometown. Buffett is still there.
I went by it a few weeks ago. There's a gate on the driveway, and I assume some kind of security presence. Probably no different than anyone under constant public scrutiny.
I didn't grow up here—my wife did. Very early on, when I first visited Omaha, she drove me by his place. After three decades or so in California, I retired and we moved back to her hometown. Buffett is still there.