Poly B in Mississauga, neighbourhood by neighbourhood
Poly B risk in Mississauga is mostly a question of when each neighbourhood was built. These profiles read every Mississauga neighbourhood's census construction periods against the 1978 to 1998 installation window, the same scoring the address checker uses.
The Mississauga picture
Of the 50 Mississauga neighbourhoods we profiled, 14 sit in the high likelihood band (largely built 1976 to 1998), 23 are moderate (edge of the era), and 13 are lower likelihood. Find yours below, or use the address checker for a street-level answer.
High likelihood 14
- Central Erin Millsmostly 1991 to 2000
- Creditviewmostly 1981 to 1990
- East Creditmostly 1991 to 2000
- Fairviewmostly 1991 to 2000
- Gateway ea (west)mostly 1991 to 2000
- Hurontariomostly 1991 to 2000
- Lisgarmostly 1991 to 2000
- Meadowvalemostly 1991 to 2000
- Meadowvale cnmostly 1991 to 2000
- Meadowvale Villagemostly 1991 to 2000
- Ninth Linemostly 1991 to 2000
- Rathwoodmostly 1981 to 1990
- Rathwood-applewood cnmostly 1981 to 1990
- Sheridanmostly 1981 to 1990
Moderate likelihood 23
- Applewoodmostly 1961 to 1980
- Central Erin Mills mnmostly 1991 to 2000
- Clarkson - Lorne Parkmostly 1961 to 1980
- Clarkson eamostly 1961 to 1980
- Clarkson Village cnmostly 1981 to 1990
- Cooksville Nhd (west)mostly 1961 to 1980
- Dixie eamostly 1961 to 1980
- dt Cooksvillemostly 1961 to 1980
- dt Fairviewmostly 1961 to 1980
- dt Hospitalmostly 1961 to 1980
- Erin Millsmostly 1961 to 1980
- Erindalemostly 1961 to 1980
- Lakeviewmostly 1960 or before
- Lakeview Waterfront mnmostly 1960 or before
- Maltonmostly 1961 to 1980
- Malton cnmostly 1961 to 1980
- Mavis-erindale eamostly 1961 to 1980
- Northeast ea (east)mostly 1991 to 2000
- Northeast ea (west)mostly 1961 to 1980
- Sheridan cnmostly 1961 to 1980
- South Common cnmostly 1961 to 1980
- Southdown eamostly 1961 to 1980
- Streetsville cnmostly 1991 to 2000
Lower likelihood 13
- Churchill Meadowsmostly 2006 to 2010
- Churchill Meadows eamostly 2001 to 2005
- Cooksville Nhd (east)mostly 1961 to 1980
- Gateway ccmostly 2001 to 2005
- Gateway ea (east)mostly 2001 to 2005
- Mineolamostly 1960 or before
- Mississauga Valleysmostly 1961 to 1980
- Port Credit cnmostly 1961 to 1980
- Port Credit Nhd (east)mostly 1960 or before
- Port Credit Nhd (west)mostly 1961 to 1980
- Sheridan Park ccmostly 1961 to 1980
- Streetsvillemostly 1960 or before
- Uptown mnmostly 2001 to 2005
Sources for these profiles
- Municipal open data: Mississauga neighbourhood boundaries and predominant construction eras
- Statistics Canada, 2021 Census of Population, period of construction by dissemination area
- Alberta Municipal Affairs, Safety Tips: Polybutylene (Poly-B) Pressure Water Piping
Profiles describe areas, never individual homes. Only a look at the pipe confirms anything; the identification guide shows where to look.

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