- Ostrovnoy, Primorsky Krai (or Ostrovnoye), a selo in Krasnoarmeysky District of Primorsky Krai
- Ostrovnoye, Altai Krai, a selo in Ostrovnovsky Selsoviet of Mamontovsky District in Altai Krai;
- Ostrovnoye, Chukotka Autonomous Okrug, a selo in Bilibinsky District of Chukotka Autonomous Okrug
- Ostrovnoye, Kaliningrad Oblast, a settlement in Timiryazevsky Rural Okrug of Slavsky District in Kaliningrad Oblast
- Ostrovnoye, Lebyazhyevsky District, Kurgan Oblast, a village in Lisyevsky Selsoviet of Lebyazhyevsky District in Kurgan Oblast;
- Ostrovnoye, Mishkinsky District, Kurgan Oblast (or Ostrovnaya), a selo in Ostrovninsky Selsoviet of Mishkinsky District in Kurgan Oblast;
- Ostrovnoye, Orenburg Oblast, a selo in Novocherkassky Selsoviet of Saraktashsky District in Orenburg Oblast
- Ostrovnoye, Sverdlovsk Oblast, a settlement under the administrative jurisdiction of the City of Beryozovsky in Sverdlovsk Oblast
- Ostrovnaya, Omsk Oblast, a village in Khutorsky Rural Okrug of Tyukalinsky District in Omsk Oblast;
- Mayak-Ostrovnoy (sometimes referred to as Ostrovnoy), a lighthouse classified as an inhabited locality in Lazovsky District of Primorsky Krai
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