South Australia · Suburb Profile
Waterloo SA — Suburb Profile
Population, median income, rent prices, housing costs and demographics for Waterloo, South Australia. ABS Census 2021.
The population of Waterloo SA is 82 according to the 2021 Census. The median personal income in Waterloo is $450 per week ($23,400 per year). Median rent in Waterloo is $73 per week ($316 per month). Waterloo has a median age of 36 years, younger than the national median of 38. Waterloo has a population density of 1.5 people per km².
The most common religion is Lutheran (40% of residents). The median monthly mortgage repayment in Waterloo is $467.
There were 1 recorded offences in Waterloo in 2025-26, a rate of 12 offences per 1,000 people. The most common offence category was robbery (1 offences).
Waterloo Map
Waterloo Population
Waterloo Median Income & Rent
Waterloo Demographics
Gender Split
Population Density
Households
Waterloo Age Distribution
Source: ABS Census 2021 — Suburb & Locality (SAL)
Waterloo Housing Tenure
Source: ABS Census 2021 — Suburb & Locality (SAL)
Waterloo Country of Birth
Source: ABS Census 2021 G09 — Country of Birth by SAL
Waterloo Religion
Source: ABS Census 2021 G14 — Religion by SAL
Waterloo Education Level
Source: ABS Census 2021 G16 — Highest Year of School by SAL
Waterloo Employment
Source: ABS Census 2021 G46 — Labour Force Status by SAL
Waterloo Qualifications
Source: ABS Census 2021 G49 — Non-School Qualification by SAL
Waterloo Occupation
Source: ABS Census 2021 G51 — Industry of Employment by Occupation
Waterloo Field of Study
Source: ABS Census 2021 G51 — Field of Study by SAL
Waterloo Dwelling Types
Source: ABS Census 2021 G36 — Dwelling Structure by SAL
Waterloo Weekly Household Income
Source: ABS Census 2021 G33 — Household Income by SAL
Waterloo Marital Status
Source: ABS Census 2021 G05 — Marital Status by SAL
Waterloo Ancestry
Source: ABS Census 2021 G08 — Ancestry by SAL
Waterloo School & University Attendance
Source: ABS Census 2021 G15 — Type of Educational Institution by SAL
Waterloo Need for Assistance
Source: ABS Census 2021 G18 — Core Activity Need for Assistance by SAL
Waterloo Volunteering
Source: ABS Census 2021 G23 — Voluntary Work by SAL
Waterloo Monthly Mortgage Repayments
Source: ABS Census 2021 G38 — Mortgage Repayment by SAL
Waterloo How People Get to Work
Source: ABS Census 2021 G62 — Method of Travel to Work by SAL
Waterloo Car Ownership
Source: ABS Census 2021 G34 — Motor Vehicles per Dwelling by SAL
Waterloo Number of Bedrooms
Source: ABS Census 2021 G41 — Number of Bedrooms by SAL
Waterloo Population Mobility
Source: ABS Census 2021 G43 — Summary by SAL
Waterloo Indigenous Population
Source: ABS Census 2021 G07 — Indigenous Status by SAL
Waterloo Long-term Health Conditions
Source: ABS Census 2021 G19 — Long-term Health Conditions by SAL
Waterloo Personal Weekly Income Distribution
Source: ABS Census 2021 G17 — Personal Income by SAL
Waterloo Family Structure
Source: ABS Census 2021 G29 — Family Composition by SAL
Waterloo Military Service
Source: ABS Census 2021 G22 — ADF Service by SAL
Waterloo Unpaid Carers
Source: ABS Census 2021 G25 — Unpaid Assistance by SAL
Waterloo Children Ever Born
Source: ABS Census 2021 G28 — Children Ever Born by SAL
Waterloo When Migrants Arrived
Source: ABS Census 2021 G10 — Year of Arrival by SAL
Waterloo Unpaid Domestic Work
Source: ABS Census 2021 G24 — Unpaid Domestic Work by SAL
Waterloo Household Size
Source: ABS Census 2021 G35 — Household Size by SAL
Waterloo Family Blending
Source: ABS Census 2021 G31 — Family Blending by SAL
Waterloo Crime Statistics
Reported offences in 2025-26 — 1 total
Offence trend by year:
Source: SA Government Open Data — data.sa.gov.au
Waterloo Rent Prices & Affordability
Rent is under 25% of household income — generally considered affordable.
If you earn X in Waterloo
Waterloo vs State & National Average
Nearby Suburbs in SA
Compare Waterloo (SA)
Frequently Asked Questions About Waterloo
What is the population of Waterloo SA?
The population of Waterloo SA is 82 according to the ABS Census 2021.The suburb has a population density of 1.5 people per km².
What is the median income in Waterloo?
The median personal income in Waterloo SA is $450 per week, or $23,400 per year.The median household income is $849 per week.Family income is $1,312 per week.
How much is rent in Waterloo?
Median rent in Waterloo SA is $73 per week ($316 per month).Rent represents 8.6% of household income, which is considered affordable.
What are mortgage repayments in Waterloo?
The median monthly mortgage repayment in Waterloo SA is $467. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.
What is the median age in Waterloo?
The median age in Waterloo SA is 36 years.This is younger than the national median age of 38 years.
Is Waterloo a good suburb to live in?
Waterloo is a suburb in South Australia with a population of 82.The median income is $450/wk, which is below the SA average of $763/wk.Rent affordability is rated as affordable (8.6% of household income). See the full suburb profile above for detailed statistics.
Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 41546. All dollar figures in AUD.