New South Wales · Suburb Profile
Blue Knob NSW — Suburb Profile
Population, median income, rent prices, housing costs and demographics for Blue Knob, New South Wales. ABS Census 2021.
The population of Blue Knob NSW is 210 according to the 2021 Census. The median personal income in Blue Knob is $464 per week ($24,128 per year). Median rent in Blue Knob is $250 per week ($1,083 per month). Blue Knob has a median age of 58 years, older than the national median of 38. Blue Knob has a population density of 10.6 people per km².
The most common overseas birthplace in Blue Knob is England. The most common religion is No Religion (56% of residents). After English, the most spoken language is German. The median monthly mortgage repayment in Blue Knob is $1,300.
There were 9 recorded offences in Blue Knob in 2025-26, a rate of 43 offences per 1,000 people. The most common offence category was property damage (2 offences).
Blue Knob Map
Blue Knob Population
Blue Knob Median Income & Rent
Blue Knob Demographics
Gender Split
Population Density
Households
Blue Knob Age Distribution
Source: ABS Census 2021 — Suburb & Locality (SAL)
Blue Knob Housing Tenure
Source: ABS Census 2021 — Suburb & Locality (SAL)
Blue Knob Country of Birth
Source: ABS Census 2021 G09 — Country of Birth by SAL
Blue Knob Religion
Source: ABS Census 2021 G14 — Religion by SAL
Blue Knob Education Level
Source: ABS Census 2021 G16 — Highest Year of School by SAL
Blue Knob Languages Spoken at Home
Source: ABS Census 2021 G13 — Language Spoken at Home by SAL
Blue Knob Employment
Source: ABS Census 2021 G46 — Labour Force Status by SAL
Blue Knob Qualifications
Source: ABS Census 2021 G49 — Non-School Qualification by SAL
Blue Knob Occupation
Source: ABS Census 2021 G51 — Industry of Employment by Occupation
Blue Knob Field of Study
Source: ABS Census 2021 G51 — Field of Study by SAL
Blue Knob Dwelling Types
Source: ABS Census 2021 G36 — Dwelling Structure by SAL
Blue Knob Weekly Household Income
Source: ABS Census 2021 G33 — Household Income by SAL
Blue Knob Marital Status
Source: ABS Census 2021 G05 — Marital Status by SAL
Blue Knob Ancestry
Source: ABS Census 2021 G08 — Ancestry by SAL
Blue Knob School & University Attendance
Source: ABS Census 2021 G15 — Type of Educational Institution by SAL
Blue Knob Need for Assistance
Source: ABS Census 2021 G18 — Core Activity Need for Assistance by SAL
Blue Knob Volunteering
Source: ABS Census 2021 G23 — Voluntary Work by SAL
Blue Knob Monthly Mortgage Repayments
Source: ABS Census 2021 G38 — Mortgage Repayment by SAL
Blue Knob How People Get to Work
Source: ABS Census 2021 G62 — Method of Travel to Work by SAL
Blue Knob Car Ownership
Source: ABS Census 2021 G34 — Motor Vehicles per Dwelling by SAL
Blue Knob Number of Bedrooms
Source: ABS Census 2021 G41 — Number of Bedrooms by SAL
Blue Knob Population Mobility
Source: ABS Census 2021 G43 — Summary by SAL
Blue Knob Indigenous Population
Source: ABS Census 2021 G07 — Indigenous Status by SAL
Blue Knob Long-term Health Conditions
Source: ABS Census 2021 G19 — Long-term Health Conditions by SAL
Blue Knob Personal Weekly Income Distribution
Source: ABS Census 2021 G17 — Personal Income by SAL
Blue Knob Family Structure
Source: ABS Census 2021 G29 — Family Composition by SAL
Blue Knob Military Service
Source: ABS Census 2021 G22 — ADF Service by SAL
Blue Knob Unpaid Carers
Source: ABS Census 2021 G25 — Unpaid Assistance by SAL
Blue Knob Children Ever Born
Source: ABS Census 2021 G28 — Children Ever Born by SAL
Blue Knob When Migrants Arrived
Source: ABS Census 2021 G10 — Year of Arrival by SAL
Blue Knob Unpaid Domestic Work
Source: ABS Census 2021 G24 — Unpaid Domestic Work by SAL
Blue Knob Household Size
Source: ABS Census 2021 G35 — Household Size by SAL
Blue Knob Where Residents Moved From
Source: ABS Census 2021 G44 — Address 1 Year Ago by SAL
Blue Knob Family Blending
Source: ABS Census 2021 G31 — Family Blending by SAL
Blue Knob Crime Statistics
Reported offences in 2025-26 — 9 total
Offence trend by year:
Source: NSW BOCSAR — bocsar.nsw.gov.au
Blue Knob Schools
Source: ACARA — Australian Curriculum, Assessment and Reporting Authority, 2025. ICSEA = Index of Community Socio-Educational Advantage (national average 1000).
View all schools in Blue Knob with map →Blue Knob Rent Prices & Affordability
Rent is between 25–35% of household income — moderate housing costs.
If you earn X in Blue Knob
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Blue Knob vs State & National Average
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Frequently Asked Questions About Blue Knob
What is the population of Blue Knob NSW?
The population of Blue Knob NSW is 210 according to the ABS Census 2021.The suburb has a population density of 10.6 people per km².Blue Knob is ranked #6,834 out of 14,663 suburbs by population.
What is the median income in Blue Knob?
The median personal income in Blue Knob NSW is $464 per week, or $24,128 per year.The median household income is $739 per week.Family income is $862 per week.Blue Knob is ranked #8,550 by income out of 14,663 Australian suburbs.
How much is rent in Blue Knob?
Median rent in Blue Knob NSW is $250 per week ($1,083 per month).Rent represents 33.8% of household income, which is considered moderate.Blue Knob ranks #6,115 out of 14,663 suburbs by rent.
What are mortgage repayments in Blue Knob?
The median monthly mortgage repayment in Blue Knob NSW is $1,300. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.
What is the median age in Blue Knob?
The median age in Blue Knob NSW is 58 years.This is older than the national median age of 38 years.
Is Blue Knob a good suburb to live in?
Blue Knob is a suburb in New South Wales with a population of 210.The median income is $464/wk, which is below the NSW average of $781/wk.Rent affordability is rated as moderate (33.8% 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: 10415. All dollar figures in AUD.