[1] The parish was formed in 1896 in response to a population explosion in the northern parts of Dubuque.

But within a few years church officials realized that even with a new building that Sacred Heart wasn't able to keep up with the growing population.

[2] A combination church and school structure was built at the 2900th block of what today is known as Central Avenue.

This resulted in the consolidation of and closure of several long time schools, including Holy Trinity, Nativity, Sacred Heart, St. Joseph Key West, St. Joseph The Worker, St. Mary's, and St. Patrick's.

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