I'd love if there was a nice Italian restaurant in my neighborhood
I wish there was a nice Italian restaurant near my house.は自然で完璧です。
「〜ば良いのにな」を表現したい時に
I'd love if〜やI'd be so happy if〜という言い方も使えます。
near my houseの代わりにin my neighborhoodやnear where I liveという表現も使えます。
ご参考になれば幸いです。
It would be nice if there were a good Italian restaurant near my house.
I'd really love it if there were a restaurant that served delicious Italian food near my house.
この場合、次のような言い方ができますよ。
ーIt would be nice if there were a good Italian restaurant near my house.
「家の近くに美味しいイタリアンレストランがあればいいんだけどなあ（でもない）」
ーI'd really love it if there were a restaurant that served delicious Italian food near my house.
「家の近くに美味しいイタリア料理を出してくれるレストランがあればすごく嬉しいんだけどなあ（でもない）」
ご参考まで！
アメリカ合衆国 
カナダ 
