Jamul Mountains

{{Short description|Mountain range in California, United States}}

{{Infobox mountain

| name = Jamul Mountains

| native_name =

| other_name =

| etymology =

| photo = Jamul Mountains Peak.jpg

| photo_caption = First peak on trail from Upper Otay Reservoir

| country = United States

| state = California

| region =

| district = San Diego County

| topo_map = Jamul Mountains

| topo_maker = USGS

| range = Peninsular Ranges

| border =

| range_coordinates = {{coord|32|40|26.199|N|116|53|35.084|W|type:mountain_scale:300000|format=dms|display=inline,title}}

| highest =

| elevation_ft = 2059

| coordinates =

| length_mi = | length_orientation =

| width_mi = | width_orientation =

| area_mi2 =

| geology =

| orogeny =

| period =

| biome =

| prominence_ft = 1030

| isolation_mi = 2.98

| isolation_parent = San Miguel Mountain

| map = California

| map_relief = yes

| map_size = 220

| map_caption = Location of Jamul Mountains in California{{cite gnis|id=271770|name=Jamul Mountains|accessdate=2009-05-04}}

}}

The Jamul Mountains are a mountain range of the Peninsular Ranges System.

They are located in southernmost San Diego County, California. The Mexico–United States border is nearby to the south.

There is a trail starting at Upper Otay Lake that leads over the western part of the range.