Lagunan Garapan is a bay located in Saipan County, Commonwealth of the Northern Mariana Islands. It appears on the Saipan OE W USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 0.00 feet (0.00 m) above sea level. The nearest populated place is Chalan Pupulu, approximately 0.8 miles to the SSE.