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Default MongoDB PortΒΆ

The following table lists the default TCP ports used by MongoDB:

Default Port Description
27017 The default port for mongod and mongos instances. You can change this port with port or --port.
27018 The default port when running with --shardsvr runtime operation or the shardsvr value for the clusterRole setting in a configuration file.
27019 The default port when running with --configsvr runtime operation or the configsvr value for the clusterRole setting in a configuration file.
28017 The default port for the web status page. The web status page is always accessible at a port number that is 1000 greater than the port determined by port.
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