I hope the new person moving into our neighbourhood soon is a nice person.
It would be great if our new neighbour were a really nice person.
この場合、次のような言い方ができますよ。
ーI hope the new person moving into our neighbourhood soon is a nice person.
「近く近所に引っ越してくる新しい人がいい人だといいなあ」
to move into one's neighbourhood「近所に引っ越してくる」
ーIt would be great if our new neighbour were a really nice person.
「新しい近所の人がとても良い人だといいのにな」
neighbour「近所の人」
ご参考まで!
I really hope that the new person moving in is a nice person.
ご質問ありがとうございます。
「今度近くに[引っ越し](https://eikaiwa.dmm.com/uknow/questions/41685/)てくる人、いい人だといいね。」は英語で「I really hope that the new person moving in is a nice person.」と言います。
また、別の言い方で「It would be great if the new person moving in would be friendly.」でも言えます。
ご参考になれば幸いです。