Mount Isa

Mount Isa has shown very soft population growth performance across periods assessed by AreaSearch

Mount Isa's population is approximately 18,360 as of February 2026. This reflects an increase from the 2021 Census figure of 18,317 people, representing a growth of 43 individuals (0.2%). The change is inferred from the estimated resident population of 18,356 reported by the ABS in June 2024 and an additional 10 validated new addresses since the Census date. This results in a population density ratio of 267 persons per square kilometer. Mount Isa's growth rate since the census is 0.2%, which is within 2.5 percentage points of the SA3 area's growth rate of 2.7%. Natural growth contributed approximately 64.7% of overall population gains in recent periods.

AreaSearch uses 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, Queensland State Government's SA2 area projections are adopted, released in 2023 based on 2021 data. However, these state projections do not provide age category splits, so AreaSearch applies proportional growth weightings based on ABS Greater Capital Region projections released in 2023 using 2022 data for each age cohort. Future population dynamics indicate a decline of 619 persons by 2041 according to this methodology, but specific age cohorts like the 25 to 34 group are projected to increase by 446 people.

The level of residential development activity in Mount Isa is very low in comparison to the average area assessed nationally by AreaSearch

Mount Isa has received approximately 10 dwelling approvals annually. Between Financial Year 21 and Financial Year 25, 53 homes were approved, with none yet in Financial Year 26. The population decline in recent years has resulted in adequate development activity relative to other areas.

New dwellings are developed at an average cost of $595,000, indicating a focus on the premium market segment. In this financial year, $17.4 million in commercial development approvals have been recorded, suggesting balanced commercial development activity. Compared to the Rest of Qld, Mount Isa shows about half the construction activity per person and ranks at the 14th percentile nationally, implying limited buyer options but strong demand for established homes. Recent construction activity has intensified, reflecting market maturity and possible development constraints. New building activity consists of 11.0% detached houses and 89.0% townhouses or apartments, creating more affordable entry points for downsizers, investors, and first-home buyers. This shift from the current housing mix (76.0% houses) is due to reduced availability of development sites and changing lifestyle demands and affordability requirements.

The area has an estimated 4898 people per dwelling approval, indicating a quiet, low activity development environment. With population expected to remain stable or decline, Mount Isa may see reduced housing pressure, potentially creating opportunities for buyers.

Mount Isa has very high levels of nearby infrastructure activity, ranking in the top 20% nationally

Changes to local infrastructure significantly impact an area's performance. AreaSearch has identified five projects that could affect this region. Notable ones are the Mount Isa Future Ready Economy Roadmap, Mount Isa Mines' Black Star Open Cut Project, Mount Isa Police Accommodation and Justice System Resourcing, and Essential Pipeline Works for City Low and High Systems.

Professional plan users can use the search below to filter and access additional projects.

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AreaSearch analysis indicates Mount Isa maintains employment conditions that align with national benchmarks

Mount Isa has a skilled workforce with manufacturing and industrial sectors well-represented. As of September 2025, the unemployment rate is 3.7%. In September 2025, 10,439 residents are employed, with an unemployment rate of 0.4% lower than Rest of Qld's rate of 4.1%.

Workforce participation in Mount Isa is high at 76.9%, compared to Rest of Qld's 65.7%. Census responses show that only 2.2% of residents work from home, though Covid-19 lockdown impacts should be considered. The key industries of employment among residents are mining, health care & social assistance, and education & training. Mount Isa has a strong specialization in mining, with an employment share 8.8 times the regional level.

Conversely, construction shows lower representation at 4.3% compared to the regional average of 10.1%. While local employment opportunities exist, many residents commute elsewhere for work based on Census data. Between September 2024 and September 2025, the labour force decreased by 0.8%, alongside a 0.7% decline in employment, keeping the unemployment rate relatively stable. In contrast, Rest of Qld experienced employment growth of 1.7% and labour force growth of 2.1%. Jobs and Skills Australia's national employment forecasts from May-25 offer insights into potential future demand within Mount Isa. National employment is forecast to expand by 6.6% over five years and 13.7% over ten years, but growth rates differ significantly between industry sectors. Applying these projections to Mount Isa's employment mix suggests local employment should increase by 5.1% over five years and 12.0% over ten years.

The economic profile demonstrates exceptional strength, placing the area among the top 10% nationally based on comprehensive AreaSearch income analysis

AreaSearch's aggregation of latest postcode level ATO data released for financial year 2023 shows Mount Isa SA2 had a median income among taxpayers of $73,220 and an average level of $83,998. This is among the highest in Australia, compared to levels of $53,146 and $66,593 across Rest of Qld respectively. Based on Wage Price Index growth of 9.91% since financial year 2023, current estimates would be approximately $80,476 (median) and $92,322 (average) as of September 2025. Census 2021 income data shows household, family and personal incomes all rank highly in Mount Isa, between the 80th and 88th percentiles nationally. Distribution data shows the $1,500 - 2,999 earnings band captures 35.4% of the community (6,499 individuals), aligning with the broader area where this cohort likewise represents 31.7%. Economic strength emerges through 33.2% of households achieving high weekly earnings exceeding $3,000, supporting elevated consumer spending. After housing costs, residents retain 88.7% of income, reflecting strong purchasing power and the area's SEIFA income ranking places it in the 4th decile.

Mount Isa is characterized by a predominantly suburban housing profile, with a higher proportion of rental properties than the broader region

Dwelling structure in Mount Isa, as evaluated at the latest Census, consisted of 75.6% houses and 24.4% other dwellings (semi-detached, apartments, 'other' dwellings), compared to Non-Metro Qld's 76.4% houses and 23.6% other dwellings. Home ownership in Mount Isa was at 17.6%, with the rest of dwellings either mortgaged (32.8%) or rented (49.6%). The median monthly mortgage repayment was $1,546, below Non-Metro Qld's average of $1,655 and the national average of $1,863. The median weekly rent in Mount Isa was $275, compared to Non-Metro Qld's $345 and the national figure of $375.

Mount Isa features high concentrations of group households, with a higher-than-average median household size

Family households constitute 67.9 percent of all households, including 30.6 percent couples with children, 22.9 percent couples without children, and 13.2 percent single parent families. Non-family households account for the remaining 32.1 percent, with lone person households at 28.1 percent and group households comprising 3.9 percent of the total. The median household size is 2.6 people, which is larger than the Rest of Qld average of 2.5.

Mount Isa faces educational challenges, with performance metrics placing it in the bottom quartile of areas assessed nationally

The area's university qualification rate is 18.6%, significantly lower than Australia's average of 30.4%. Bachelor degrees are most common at 13.3%, followed by postgraduate qualifications (3.3%) and graduate diplomas (2.0%). Vocational credentials are held by 40.9% of residents aged 15+, with advanced diplomas at 7.6% and certificates at 33.3%. Educational participation is high, with 33.0% currently enrolled in formal education.

This includes 13.7% in primary, 9.5% in secondary, and 3.2% in tertiary education.

No public transport data available for this catchment area.

Health performance in Mount Isa is lower than average with common health conditions somewhat prevalent across both younger and older age cohorts

Mount Isa faces significant health challenges based on AreaSearch's assessment. Mortality rates and chronic condition prevalence are high among both younger and older age cohorts. Private health cover is exceptionally high, at approximately 62% of the total population (11,309 people), compared to 52.5% across Rest of Qld and a national average of 55.7%.

The most common medical conditions are asthma and mental health issues, impacting 7.2 and 5.6% of residents respectively. However, 76.3% of residents declare themselves completely clear of medical ailments, compared to 67.6% across Rest of Qld. The under-65 population demonstrates better than average health outcomes. The area has 8.7% of residents aged 65 and over (1,600 people), which is lower than the 20.4% in Rest of Qld.

In terms of cultural diversity, Mount Isa records figures broadly comparable to the national average, as found in AreaSearch's assessment of a number of language and cultural background related metrics

Mount Isa's cultural diversity aligns with its wider region, as 80.9% are citizens, 81.8% were born in Australia, and 89.1% speak English only at home. Christianity is the predominant religion in Mount Isa, comprising 51.6%, slightly lower than the regional average of 52.2%. The top three ancestry groups in Mount Isa are Australian (25.6%), English (21.8%), and Australian Aboriginal (14.6%).

Notably, Maori representation is higher at 1.8% compared to the regional average of 0.8%, Filipino representation is higher at 3.0% versus 0.9%, and Samoan representation is slightly higher at 0.5% compared to 0.2%.

Mount Isa hosts a very young demographic, ranking in the bottom 10% of areas nationwide

Mount Isa's median age of 31 years is younger than Rest of Qld's 41 and considerably younger than the national average of 38 years. The 25-34 age group comprises 19.3% of Mount Isa's population, higher than Rest of Qld, while the 65-74 cohort makes up 5.0%. Between 2021 and present, the 25-34 age group grew from 17.9% to 19.3%, and the 0-4 cohort increased from 8.3% to 9.3%. Conversely, the 45-54 cohort declined from 12.1% to 10.2%, and the 5-14 group dropped from 15.3% to 13.9%. By 2041, population forecasts indicate that Mount Isa's 25-34 age cohort will increase by 278 people (8%), reaching 3,827 from its current total of 3,548. Conversely, population declines are projected for the 45-54 and 5-14 cohorts.