About Planning Area 10

  • The planning area is made up of parishes from the southern portion of the St. Charles deanery. There are 7 territorial parishes and 4 elementary schools.
  • Population in the planning area in the 2020 census was up 14% from 2010, second highest growth of any planning area.
  • Registered households grew 6.8% during the past decade, highest of any planning area.
  • Despite the area growing, the area is aging as baptisms are declining and funerals are increasing.
  • Catholic school enrollment is strong
    • A decade ago, PSR enrollment exceeded day school enrollment by 12%
    • Today, day school enrollment exceeds PSR enrollment by 25%
  • Despite the Catholic population growing, Mass attendance declined 17% during the decade.
  • Currently there are 14 diocesan priests assigned to this planning area.
  • Long term, there may be 18 diocesan priests assigned to this planning area.


Planning Area Map

Important Links:

Parish Workbooks

The Parish Workbooks give parishioners relevant demographic, ministerial, and financial data about the Archdiocese of St. Louis, their local planning area, and their specific parish. The data contained in the Parish Workbook was created by the Pastoral Planning Committee and validated by pastors and Key Parish Leaders over the past several months. The workbooks incorporate data gathered over the past twenty years from parishes across the Archdiocese of St. Louis and highlights historical trends which inform future projections for parish life. The Parish Workbooks will be updated soon to include 2022 Mass counts.

Assumption (O'Fallon)

Immaculate Conception (Dardenne Prairie)

Immaculate Heart of Mary (New Melle)

St. Barnabas (O'Fallon)

St. Gianna (Wentzville)

St. Joseph (Cottleville)

St. Patrick (Wentzville)

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Archdiocese of St Louis
20 Archbishop May Dr.
St. Louis, MO 63119

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