About St. Mary of the Immaculate Conception
St. Mary of the Immaculate Conception is a Catholic church located at 1414 King Street, Wilmington, DE, 19801. You can reach St. Mary of the Immaculate Conception at +13026520743.
Patron saint of St. Mary of the Immaculate Conception
Mary (the Virgin Mary)
Feast day: Aug 15 (Assumption)
Other churches named after Saint Mary
5 other churches named in honor of Saint Mary are indexed in Churches List. The most-reviewed of those appear below.
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Catholic · Phoenix, AZ
St. Mary
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Catholic · Natchez, MS
St. Mary Basilica
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Catholic · Chicago, IL
Saint Mary of the Angels Church
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Catholic · Chicago, IL
St. Mary of the Lake
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Catholic · Los Angeles, CA
St. Mary
St. Mary of the Immaculate Conception Church (Wilmington, Delaware)
St. Mary of the Immaculate Conception is a historic Roman Catholic church located at 600 E Sixth St. in Wilmington, New Castle County, Delaware. St. Mary's is the only active church in Delaware founded by John Neumann, Bishop of Philadelphia 1852–1860, who consecrated it on October 31, 1858. The church and adjacent St. Mary's school were the principal institutions for worship and the education and integration of thousands of Irish immigrants in Wilmington, most of whom lived in the parish upon first arriving. The church was added to the National Register of Historic Places in 1976.
Where is St. Mary of the Immaculate Conception located?
St. Mary of the Immaculate Conception is located at 1414 King Street, Wilmington, DE, 19801. The building sits at coordinates 39.74909, -75.54391, placing it in Wilmington, DE 19801.
Location is approximate — drawn from the public street address.
The neighborhood around St. Mary of the Immaculate Conception
The ZIP code 19801 area around St. Mary of the Immaculate Conception is home to 16,545 residents with a median household income of $42,453 and a median age of 34.2 years, according to the US Census Bureau's 2022 American Community Survey 5-year estimates.
US Census Bureau, American Community Survey 2022 five-year estimates.
What to expect at a service at St. Mary of the Immaculate Conception
Roman Catholic parishes follow a structured liturgy called the Mass, celebrated worldwide in the same order.
- Mass lasts about an hour and includes Scripture readings, a homily, hymns, and Holy Communion.
- Visitors are welcome. Only baptized Catholics in good standing receive Communion; others come forward with arms crossed for a blessing.
- Dress is modest but not formal — business casual is typical for Sunday Mass.
Generalized notes for first-time visitors. Individual churches vary — when in doubt, ask a greeter at the door.
Questions and answers about St. Mary of the Immaculate Conception
- What denomination is St. Mary of the Immaculate Conception?
- This church is part of the Catholic tradition.
- Where is St. Mary of the Immaculate Conception located?
- St. Mary of the Immaculate Conception is located at 1414 King Street, Wilmington, DE, 19801.
- Who is the patron saint of St. Mary of the Immaculate Conception?
- Saint Mary (Mary (the Virgin Mary)). Feast day: Aug 15 (Assumption).
Photographs of St. Mary of the Immaculate Conception
Photographs via Wikimedia Commons. Click through for author and licence.
Visitor notes about St. Mary of the Immaculate Conception
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