Look ahead for a towering red brick church with round-arched doorways, tall windows, and a dramatic spire topped with a clock and cross-St. Mary's stands proudly right in front of you, just beyond the trees.
Welcome to St. Mary’s Church and Rectory, a place where Iowa City’s heart has been beating for nearly two centuries! Take a moment to imagine it’s the winter of 1840. Snow squeaks under boots as a frontier missionary, Father Samuel Mazzuchelli, arrives in town. Instead of this magnificent church, you’re squinting at a small cabin that doubles as a hotel, with just 28 people gathered for the very first Mass. No gold domes, no pipe organs-just faith, frostbitten fingers, and maybe a grumbling stomach or two.
Mazzuchelli was quite the real estate mogul-he bought these very lots for $2,000, which was a small fortune back then. He designed a wooden church in Greek Revival style, and by 1842, the townsfolk had a new spot to warm up and worship. The church quickly grew-by 1844, there were 70 families, and the first choir sang right here, their voices echoing through a new gallery.
But Iowa City was swelling with new faces-Germans, Bohemians, you name it. Needing more space, the parish laid the cornerstone of the church you see before you in 1867, right over the foundation of the old one. While the new walls rose, they kept celebrating Mass inside the old church, sort of like squeezing into your house while it’s being renovated. I imagine a priest dodging falling hammers in the middle of a Latin chant. The massive bell tower was finished only in 1873-talk about a fixer-upper-and by 1885, you’d hear the 17 bells ringing out across the city.
And what about the inside? Walking in, you’d see arches that soar overhead, stained glass windows colored by Iowa sunlight, and an altar full of statues: Saint Patrick, Saint Boniface, Saint Anne with a tiny Mary, and more! Oh, and a pipe organ from 1883-restored in 2015-that could likely rattle your socks off if you’re not expecting it.
St. Mary’s has had its fair share of drama. Nearby churches for Bohemian immigrants would rise and fall (one even burned down), only for their congregations to come back here, gathering strength. Over the decades, priests added buttresses, new spires, redecorated interiors, and even got rid of the old communion rail-clearing the way for the changes of Vatican II. Mass transformed from Latin to English, priests faced their congregations, and bright new pews welcomed everyone for the parish’s centennial in 1941. The secret to its durability? Besides divine inspiration: local builder J.J. Hotz and a lot of elbow grease.
Attached to the church, the rectory was built in the 1890s, designed to match its Gothic and Romanesque Revival neighbor. If it ever starts raining, that’s your shelter. Its big porch and brick arches echo the church’s design-pretty stylish digs for Iowa.
You might notice there’s no grand apse on the back, but there’s hidden drama in the art: inside, find statues for the Twelve Apostles spread along the nave walls. Each side altar tells its own story, featuring Old Testament prophets, saints galore, and even a lamb with a mysterious scroll from the Book of Revelation. If you listen closely, maybe you’ll hear echoes of one of the 1,700 families here today, or the laughter of schoolchildren from long-gone St. Mary’s School, where the first accredited Catholic high school in Iowa once stood.
In short, St. Mary’s is a living patchwork of Iowa City’s history-from frontier chapel to thriving parish hub. If only those bells could tell all the tales… or maybe they just want to drown out the sound of my jokes!




