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This analysis uses Suburbs and Localities (SAL) boundaries, which can materially differ from Statistical Areas (SA2) even when sharing the same name.
SAL boundaries are defined by Australia Post and the Australian Bureau of Statistics to represent commonly-known suburb names used in postal addresses.
Statistical Areas (SA2) are designed for census data collection and may combine multiple suburbs or use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.
est. as @ -- *
2021 Census | -- people
Sales Activity
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Population
Crystal Brook is positioned among the lower quartile of areas assessed nationally for population growth based on AreaSearch's assessment of recent, and medium term trends
As of November 2025, the estimated population of the Crystal Brook (SA) statistical area (Lv2) is around 1,607. This figure represents an increase of 70 people since the 2021 Census, which reported a population of 1,537. The change is inferred from AreaSearch's estimation of the resident population at 1,553 in June 2024, based on the latest ERP data release by the ABS, along with an additional 31 validated new addresses since the Census date. This results in a population density ratio of 8.3 persons per square kilometer. The Crystal Brook (SA) (SA2) saw a growth rate of 4.6% between the 2021 Census and November 2025, exceeding the SA3 area's growth rate of 4.3%. Interstate migration was the primary driver of population gains during this period.
AreaSearch employs ABS/Geoscience Australia projections for each SA2 area, released in 2024 with a base year of 2022. For areas not covered by this data and years post-2032, the SA State Government's Regional/LGA projections by age category are adopted, based on 2021 data and adjusted using weighted aggregation methods from LGA to SA2 levels. According to these projections, the Crystal Brook (SA) (SA2) is expected to grow by 46 persons to reach a total population of around 1,653 by 2041, reflecting an increase of approximately 0.7% over the 17-year period.
Frequently Asked Questions - Population
Development
AreaSearch assessment of residential development drivers sees a low level of activity in Crystal Brook, placing the area among the bottom 25% of areas assessed nationally
Crystal Brook has averaged approximately 5 new dwelling approvals annually over the past 5 financial years from FY21 to FY25. This totals an estimated 25 homes. In FY26, up until now, 4 approvals have been recorded. The average number of people moving to the area per year for each dwelling built has been around 0.8 during this period.
New properties are constructed at an average expected cost of $265,000. This financial year, there have been $1.6 million in commercial approvals, indicating minimal commercial development activity compared to residential. Compared to the Rest of SA, Crystal Brook has had 64.0% more construction activity per person over this period, offering buyers greater choice. However, development activity has moderated recently and is below average nationally, suggesting possible planning constraints or area maturity. All recent development in Crystal Brook has been detached houses, preserving its low density nature and attracting space-seeking buyers.
The estimated population per dwelling approval is 447 people. According to AreaSearch's latest quarterly estimate, the area is forecasted to gain 11 residents by 2041. With current construction levels, housing supply should meet demand adequately, creating favourable conditions for buyers while potentially enabling growth that exceeds current forecasts.
Frequently Asked Questions - Development
Infrastructure
Crystal Brook has limited levels of nearby infrastructure activity, ranking in the 14thth percentile nationally
No changes can influence a region's performance more than alterations to its local infrastructure, significant projects, and planning initiatives. AreaSearch has identified zero projects that are predicted to impact this area. Notable projects include Green Iron SA Port Pirie Hub, Northern Water, Mid North South Australia Renewable Energy Zone Expansion, and SA Public Housing Maintenance and Services Contracts. The following list details those expected to be most relevant.
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INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Enabling Infrastructure for Hydrogen Production
A national initiative to coordinate and deploy infrastructure supporting large-scale renewable hydrogen production. Following the 2024 National Hydrogen Strategy refresh and the National Hydrogen Infrastructure Assessment (NHIA) to 2050, the program focuses on aligning transport, storage, water, and electricity inputs with Renewable Energy Zones and hydrogen hubs. Key financial drivers include the $4 billion Hydrogen Headstart program (with Round 2 EOI launched in October 2025) and the Hydrogen Production Tax Incentive (HPTI) legislated to provide a $2 per kg credit from July 2027 to 2040.
Green Iron SA Port Pirie Hub
Green Iron SA is a major industrial consortium developing a phased green iron supply chain in South Australia. The project integrates the fast-tracked Razorback Iron Ore Project to provide high-purity magnetite feedstock, which will be processed into direct reduction (DR) grade pellets. The final stage involves the manufacturing and export of Direct Reduced Iron (DRI) as Hot Briquetted Iron (HBI) from a dedicated hub in Port Pirie. The facility will utilize natural gas and transition to green hydrogen and renewable energy to produce low-carbon steel precursors, targeting commercial export by the early 2030s.
Enabling Digital Health Services for Regional and Remote Australia
A national initiative under the Digital Health Blueprint and Action Plan 2023-2033 to bridge healthcare gaps in regional and remote Australia. The project focuses on expanding telehealth, virtual care services, and upgrading clinical connectivity. Key milestones in 2025-2026 include the National Allied Health Digital Uplift Plan and legislated 'sharing by default' for pathology and diagnostic imaging to ensure equitable access regardless of location.
Northern Water
Northern Water is a large-scale desalination and pipeline project designed to provide a climate-independent water source for South Australia's Upper Spencer Gulf and Far North. The project features a seawater reverse osmosis plant at Mullaquana Station with an initial capacity of 130 ML/day (scalable to 260 ML/day) and a 400km pipeline network connecting Whyalla, Port Augusta, and Olympic Dam. It aims to support the green hydrogen industry and critical mineral mining while reducing reliance on the Great Artesian Basin and River Murray.
Bulk Water Supply Security
Nationwide program led by the National Water Grid Authority to improve bulk water security and reliability for non-potable and productive uses. Activities include strategic planning, science and business cases, and funding of state and territory projects such as storages, pipelines, dam upgrades, recycled water and efficiency upgrades to build drought resilience and support regional communities, industry and the environment.
National EV Charging Network (Highway Fast Charging)
Partnership between the Australian Government and NRMA to deliver a backbone EV fast charging network on national highways. Program funds and co-funds 117 DC fast charging sites at roughly 150 km intervals to connect all capital cities and regional routes, reducing range anxiety and supporting EV uptake.
Network Optimisation Program - Roads
A national program concept focused on improving congestion and reliability on urban road networks by using low-cost operational measures and technology (e.g., signal timing, intersection treatments, incident management) to optimise existing capacity across major city corridors.
Mid North South Australia REZ Expansion
The Mid North South Australia REZ Expansion would increase the capacity of the existing REZ from 1.7 gigawatts to a proposed two gigawatts. Works include: Construction of a 275-kilovolt (kV) double-circuit line between Bundey and Para; Disconnecting existing Waterloo-Templers 132-kV line at each end; Building a 132-kV single-circuit line from Templers West to Templers; A new 160-MVA, 275/132-kV transformer at Templers West.
Employment
The labour market performance in Crystal Brook lags significantly behind most other regions nationally
Crystal Brook's workforce is balanced across white and blue-collar jobs, with prominent essential services sectors. Its unemployment rate was 5.8% as of September 2025.
The area has seen relative employment stability over the past year, according to AreaSearch data aggregation from statistical areas. In September 2025640 residents were employed, with an unemployment rate of 0.4% higher than Rest of SA's rate of 5.3%. Workforce participation was lower at 48.7%, compared to Rest of SA's 54.1%. Leading employment industries included health care & social assistance, education & training, and agriculture, forestry & fishing.
Health care & social assistance had a notable concentration with employment levels at 1.6 times the regional average. Agriculture, forestry & fishing had limited presence at 9.7%, compared to the regional average of 14.5%. The area may offer limited local employment opportunities, indicated by the count of Census working population versus resident population. Over a 12-month period ending in September 2025, employment increased by 0.5% while labour force grew by 2.1%, leading to an unemployment rate rise of 1.7 percentage points. In contrast, Rest of SA saw employment rise by 0.3%, labour force grow by 2.3%, and unemployment increase by 1.9 percentage points. National employment forecasts from Jobs and Skills Australia, issued in May-25, project national employment growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Crystal Brook's employment mix suggests local employment should increase by 6.4% over five years and 13.7% over ten years, based on a simple weighting extrapolation for illustrative purposes.
Frequently Asked Questions - Employment
Income
The area's income levels rank in the lower 15% nationally based on AreaSearch comparative data
AreaSearch's latest postcode level ATO data for financial year 2023 shows Crystal Brook's median income among taxpayers is $47,687, with an average of $57,910. This is below the national average. Rest of SA has a median income of $48,920 and an average of $58,933. Based on Wage Price Index growth of 8.8% since financial year 2023, current estimates for Crystal Brook would be approximately $51,883 (median) and $63,006 (average) as of September 2025. According to Census 2021 income data, household, family and personal incomes in Crystal Brook fall between the 3rd and 7th percentiles nationally. Income distribution shows 32.3% of the population falls within the $400 - $799 range, differing from broader area trends where the $1,500 - $2,999 category is predominant at 27.5%. Economic circumstances indicate widespread financial pressure with 40.2% of households operating on weekly budgets below $800. Despite modest housing costs allowing for 88.8% income retention, total disposable income ranks at just the 7th percentile nationally.
Frequently Asked Questions - Income
Housing
Crystal Brook is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership
In Crystal Brook, as per the latest Census evaluation, 92.1% of dwellings were houses, with the remaining 7.9% comprising semi-detached homes, apartments, and other types. This compares to Non-Metro SA's figures of 89.8% houses and 10.2% other dwellings. Home ownership in Crystal Brook stood at 46.0%, higher than Non-Metro SA's level. The majority of non-owned dwellings were mortgaged (31.5%) or rented (22.5%). The median monthly mortgage repayment in the area was $975, exceeding Non-Metro SA's average of $888. Weekly rent figures showed a median of $189 in Crystal Brook, compared to Non-Metro SA's $182. Nationally, Crystal Brook's mortgage repayments were significantly lower than the Australian average of $1,863, and rents were substantially below the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Crystal Brook features high concentrations of lone person households, with a higher-than-average median household size
Family households constitute 65.1% of all households, including 23.5% couples with children, 31.7% couples without children, and 9.1% single parent families. Non-family households comprise 34.9%, with lone person households at 33.1% and group households making up 1.3% of the total. The median household size is 2.3 people, larger than the Rest of SA average of 2.2.
Frequently Asked Questions - Households
Local Schools & Education
Educational outcomes in Crystal Brook fall within the lower quartile nationally, indicating opportunities for improvement in qualification attainment
The area has university qualification rates of 15.2%, significantly lower than the Australian average of 30.4%. Bachelor degrees are most common at 11.7%, followed by graduate diplomas (1.9%) and postgraduate qualifications (1.6%). Vocational credentials are prevalent, with 38.5% of residents aged 15+ holding them, including advanced diplomas (10.1%) and certificates (28.4%). Educational participation is high, with 26.1% of residents currently enrolled in formal education, including 12.6% in primary, 7.6% in secondary, and 1.6% in tertiary education.
Educational participation is notably high, with 26.1% of residents currently enrolled in formal education. This includes 12.6% in primary education, 7.6% in secondary education, and 1.6% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
No public transport data available for this catchment area.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Health performance in Crystal Brook is a key challenge with a range of health conditions having marked impacts on both younger and older age cohorts
Crystal Brook faces significant health challenges, with various conditions affecting both younger and older age groups. Approximately half of the population (around 802 people) has private health cover, which is lower than the national average of 55.7%.
The most prevalent medical issues are arthritis and mental health problems, affecting 11.4% and 10.3% of residents respectively. Conversely, 57.4% of residents report being free from medical ailments, compared to 59.4% in the rest of South Australia. The area has a higher proportion of seniors aged 65 and over (29.8%, or 478 people) than the rest of SA (26.5%). Despite this, health outcomes among seniors are generally positive.
Frequently Asked Questions - Health
Cultural Diversity
The latest Census data sees Crystal Brook placing among the least culturally diverse areas in the country when compared across a range of language and cultural background related metrics
Crystal Brook, surveyed in the year 2021, had a population where 92.3% were born in Australia, 93.4% held citizenship, and 97.7% spoke English exclusively at home. Christianity was the predominant religion, practiced by 49.3%, which is slightly higher than the 49.1% regional average for Rest of SA. In terms of ancestry, Australians made up 34.7%, English 33.3%, and Scottish 8.5%.
Notably, Dutch ancestry was overrepresented at 2.7% compared to 1.0% regionally, German at 7.0% versus 6.8%, and Welsh at 0.7% against 0.5%.
Frequently Asked Questions - Diversity
Age
Crystal Brook hosts an older demographic, ranking in the top quartile nationwide
The median age in Crystal Brook is 49, which is higher than the Rest of SA figure of 47 and substantially exceeds the national norm of 38. Compared to Rest of SA, Crystal Brook has a higher concentration of residents aged 5-14 (13.2%) but fewer residents aged 45-54 (9.5%). Between the 2021 Census and now, the population aged 15 to 24 has grown from 6.8% to 9.2%, while the 0 to 4 cohort has declined from 5.8% to 4.6%. By 2041, demographic projections indicate significant shifts in Crystal Brook's age structure. The 85+ group is expected to grow by 114% (78 people), reaching 148 from 69. This growth will be led by the aging population dynamic, with those aged 65 and above comprising 79% of projected growth. Conversely, both the 0 to 4 and 15 to 24 age groups are projected to decrease in number.