City of Ballwin

Board of Aldermen · Partial ·

Meetings update automatically every day from the city's Agenda Center page · last checked Fri, Oct 30, 2026

Rezoning process

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Zoning districts

District	Min lot	Width	Front / side / rear	Height	Density	Notes
R-1 Single-Family (20,000 sf)	20,000 sf	100 ft	40 / 10 / 25 ft	35 ft	2.18 du/ac	35 ft and 3 stories. Manchester Road frontage: 60 ft front yard.
PSD Planned Single-Family Dwelling Development	—	—	15 / 10 / 10 ft	35 ft	—	No fixed yards: 15 ft from streets (40 ft on collectors and state highways, 60 ft on Manchester), 20 ft from the perimeter where it meets single-family zoning, 10 ft from undeveloped neighbors.
PA Public Activity	—	—	40 / — / — ft	35 ft	—	No side or rear yard except next to a residential use (then R-1 yards: 10 ft side, 25 ft rear). 35 ft and 3 stories. Manchester Road frontage: 60 ft front yard.
CSO Conservation Subdivision Overlay	—	—	—	—	—	Overlay allowing clustered lots with preserved open space; see Article XIID.
C-1 Commercial	—	—	40 / — / — ft	45 ft	—	60 ft front on Manchester Road (20 ft allowed along up to 75% of a development's Manchester frontage, landscaping and pedestrian use only); 10 ft on the south side of Orchard Lane.
R-2A Single-Family (15,000 sf sewered)	15,000 sf	70 ft	25 / 10 / 15 ft	35 ft	2.9 du/ac	15,000 sf and 70 ft wide on public sewer; 20,000 sf and 100 ft otherwise. 40 ft front on Ries, New Ballwin, Clayton, Henry, Baxter and Oak. Manchester Road frontage: 60 ft front yard.
MRRO Manchester Road Revitalization Overlay	—	—	—	—	—	Overlay along Manchester Road; see Article XIIC.
C-2 Regional Shopping	—	—	135 / 135 / 135 ft	45 ft	—	Buildings 135 ft from the district boundary (60 ft along up to 10% of the perimeter). One tower up to 90 ft if 250 ft from the access street and 100 ft from other boundaries.
POD Planned Overlay District	—	—	—	—	—	Overlay allowing a planned development on a base district; standards set by the approving ordinance.
R-3 Single-Family (10,000 sf sewered)	10,000 sf	70 ft	20 / 8 / 15 ft	35 ft	4.36 du/ac	10,000 sf and 70 ft at the street on public sewer; 20,000 sf and 100 ft otherwise. 40 ft front on Ries, New Ballwin and Oak. Manchester Road frontage: 60 ft front yard.
R-4 Planned Multiple Dwelling	—	—	60 / 10 / 10 ft	35 ft	21.8 du/ac	Planned district: 2,000 sf of tract per unit; max 6 units per building (average 5); units 900 sf min, 1,200 sf average. Buildings 10 ft from the tract perimeter, 60 ft from public streets and single-family; 2 stories.
R-1A Single-Family (40,000 sf)	40,000 sf	150 ft	50 / 15 / 35 ft	35 ft	1.09 du/ac	35 ft and 3 stories. Manchester Road frontage: 60 ft front yard.
R-2 Single-Family (12,500 sf sewered)	12,500 sf	85 ft	40 / 10 / 25 ft	35 ft	3.48 du/ac	12,500 sf and 85 ft wide (45 ft at the street) on sewer; 20,000 sf and 100 ft unsewered. Yards and height as R-1. Manchester Road frontage: 60 ft front yard.
C-3 Planned Limited Commercial	—	—	40 / 10 / 20 ft	45 ft	—	Height may rise 2 ft per extra foot of setback beyond the required yards. Multiple dwellings: 500 sf of lot per unit. Manchester Road frontage: 60 ft front yard.
R-5 Planned Infill Multiple-Family (PIM)	—	—	40 / 10 / 25 ft	45 ft	15.8 du/ac	2,750 sf of land per unit; max 6 units per building; units 900 sf min. Height is the mean of adjoining districts, never over 45 ft. Yards as R-2, or as the abutting single-family district.
S-1 Service	—	—	100 / 100 / 100 ft	45 ft	—	No building within 100 ft of the S-1 tract perimeter; screened buffer required.

Source: City of Ballwin zoning code (each district links to its section) · verified Tue, Oct 13, 2026

Upcoming dates

Date	What	Time
Mon, Nov 9, 2026	BOARD OF ALDERMEN	7 PM	Edit
Mon, Nov 23, 2026	BOARD OF ALDERMEN	7 PM	Edit
Mon, Dec 14, 2026	BOARD OF ALDERMEN	7 PM	Edit
Mon, Dec 28, 2026	BOARD OF ALDERMEN	7 PM	Edit

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