Immaculate Conception Catholic Church, is currently located at 2900 McCarran Way in Sparks, Nevada, United States.

[1][2] It was used as a Catholic church as late as 2004 when construction on a larger building was completed and the parish moved to current location.

[4] When the older building on Prater Way, Sparks, Nevada was photographed in 2014, it was operating under the name "Iglesia Cristiana Monte Sinai".

[5] The older church building on Prater Way was listed on the National Register of Historic Places in 1992.

[1] The building was deemed significant as the oldest surviving Catholic church in Sparks, as one of the first built in Nevada after the state became a diocese under 1931 decree of Pope Pius XI, and architecturally as a relatively rare use of Mediterranean Revival style in Nevada and "one of the many outstanding works" of DeLongchamps.