Why people move to towns with like-minded neighbors

HostI was looking at a map of how people vote the other day, and it really struck me how much we’ve clumped together. It used to be that you’d have neighbors who disagreed with you on almost everything, but you still shared a fence and helped each other out. Now, it feels like we're all picking a team and moving onto the same few streets.

HostWhat's actually driving this? Is it something we're doing on purpose, or is it just happening to us without us realizing it?

GuestWell, it's a bit of both. For a long time, the big idea was that people moved mostly for a better job or a bigger paycheck. And sure, that still matters. But now, when people look for a place to settle down, they look for clues about the vibe of a town. They look at the shops on the main street. Is there a small bookstore and a place to get fancy toast? Or is there a big hardware store and a local diner? These things act like flags. They tell us, without saying a word, that people like us live here. Over the last few decades, we’ve gotten really good at reading those flags and moving toward the ones that make us feel at home.

HostBut I have to say, most people I know are just looking for a house they can afford and a decent school for their kids. I don't think they're checking a map of how the neighbors voted in the last election before they sign a lease or buy a home.

GuestYou're right, nobody really sits down with a spreadsheet of voter data before they call a mover. But the things we value in life, like having a lot of space and a big yard versus being able to walk to a coffee shop, often line up with how we think about the world. If you want a town where you can walk everywhere and see a lot of art, you're probably going to end up in a place that leans one way. If you want a lot of land and a big church nearby, you might end up in a place that leans the other way. We call this lifestyle sorting. We aren’t necessarily looking for a political party. We're looking for a tribe. And the wild thing is, once a town starts to tilt one way, the process actually speeds up.

HostSo it’s like a snowball effect that just keeps getting bigger.

GuestYeah, think of it like a magnet. Once a town gets a reputation for being, say, very tech-heavy and trendy, it starts to feel kind of wrong for someone who doesn't fit that mold. They might visit for a day and feel like an outsider. So, they don't move there. Meanwhile, people who love that specific vibe flock to it. This creates these bubbles where you can go a whole week without meeting anyone who sees the world differently than you do. It makes our neighborhoods feel very comfortable, but it makes the rest of the country feel like a foreign land.

HostI’m not sure this is really a new thing, though. We’ve always lived with our own groups. We used to have neighborhoods for people from the same country or the same religion. Is this really any different from how things were a hundred years ago?

GuestIt's different because those old ties were about where your parents came from or what church you went to on Sundays. You still had to deal with the person next door who had a totally different job or a different way of life. Now, our politics have swallowed up our whole identity. It’s not just about who you vote for. It’s about what clothes you wear, what car you drive, and even what kind of food you like to eat. When we sort ourselves by these lifestyle choices, we end up in echo chambers. We lose that middle ground where you have to get along with someone you disagree with just to fix a shared drain pipe or talk about the weather.

HostI’m still struggling with the idea that it’s all about where we live. Maybe we aren't moving more, but we just feel the gap more because we're online all day seeing everyone argue. Could it be that the internet is the real culprit here?

GuestThe internet definitely makes it feel louder and more aggressive, but the data on where people actually live shows the physical gap is growing too. The number of counties where one side wins by a huge landslide has gone way up since the seventies. It's a physical reality. We're living in smaller and smaller silos. And there's a strange side effect to this. When we're only around people who already agree with us, we tend to become more extreme in our views. We keep trying to prove we really belong to the group, so we push our ideas further and further to the edge. We stop seeing the other side as people and start seeing them as a threat.

HostIt sounds like we're losing the basic ability to just be neighbors.

GuestWe're losing the places where we're forced to find a way to live together even when we don't see eye to eye.

HostThat old wooden fence between two yards doesn't matter much if both people are already standing on the same side.