How Much Does PostgreSQL Cost on AWS?

Base Instance Cost

AWS RDS PostgreSQL pricing starts around $15–20 per month for small instances (t4g.micro). Larger instances scale quickly.

Storage Costs

General purpose SSD storage is charged per GB. Provisioned IOPS increases cost significantly.

Additional Costs

• Backup storage
• Data transfer
• Multi-AZ replication

Estimated Monthly Scenarios

Small production app: $30–60/month
High traffic SaaS: $200–1000+/month