Australia's onshore wind sector is entering its largest expansion phase to date, with onshore wind generating 14.0% of Australia's electricity in 2025, making it the country's second-largest renewable energy source after solar. As Australia works towards its target of 82% renewable electricity by 2030, large-scale wind projects are becoming a cornerstone of the nation's energy transition.

The largest upcoming onshore wind projects in Australia, including Bellwether Wind Farm, Warracknabeal Energy Park, Yanco Delta Wind Farm, Bungaban Wind Energy Project, Wongalee Wind Energy Project, Cannie Wind Farm, and Liverpool Range Wind Farm, represent the next generation of Australia's onshore wind infrastructure.

This article highlights the top seven upcoming onshore wind farm projects in Australia, covering their locations, generation capacity, technical specifications, current development status, construction timelines, and key contractors.

List of Top 7 Upcoming Onshore Wind Farms in Australia 2026

Bellwether Wind Farm

The Bellwether Wind Farm is a proposed 3 GW onshore wind project being developed by ACCIONA Energía in the Western Australian Wheatbelt, approximately 60 km east of Collie and around 170 km southeast of Perth, near the towns of Darkan, Arthur River, and Tarwonga. Spanning approximately 100,000 hectares of mixed farmland, the project is expected to become one of the world's largest onshore wind farms, with up to 400 wind turbines.

The project is strategically located close to the proposed Clean Energy Link East transmission corridor and is expected to strengthen renewable electricity generation within Western Australia's South West Interconnected System (SWIS). ACCIONA Energía plans to build, own, and operate the wind farm.

Technical Specifications

The Bellwether Wind Farm will have up to 400 utility-scale wind turbines. Based on the proposed layout, individual turbines are expected to have ratings between 7.5 MW and 10 MW, although the final turbine model and specifications will be confirmed during the detailed design phase.

The project covers approximately 100,000 hectares of farmland and will connect to the South West Interconnected System (SWIS) through planned transmission upgrades and new terminal stations near Darkan. The wind farm is expected to represent a capital investment of approximately AUD 2.5 billion, subject to final project design and procurement decisions.

Current Status

Bellwether Wind Farm is currently in the early development and feasibility phase. During June 2024, ACCIONA Energía commenced wind monitoring activities to support resource assessment, followed by detailed community engagement with local stakeholders in August 2024 across West Arthur, Arthur River, Williams, and Wagin.

The developer is currently undertaking environmental studies, landholder consultations, and project planning while progressing grid connection studies in coordination with Western Power. Construction is expected to commence from 2028, subject to regulatory approvals, transmission infrastructure delivery, and investment decisions, with commercial operations targeted for the early 2030s.

Key Contractors

Warracknabeal Energy Park

The Warracknabeal Energy Park is a proposed 1,575 MW onshore wind project being developed by WestWind Energy on approximately 26,000 hectares of agricultural land in the Yarriambiack Shire, north-west Victoria. Located about 5 km northwest and 8 km southwest of Warracknabeal, the project will comprise up to 219 wind turbines, making it one of Australia's largest planned onshore wind farms.

Once operational, the project is expected to generate approximately 5,500 GWh of renewable electricity annually, enough to power around 1.2 million Victorian homes while avoiding an estimated 4.2 million tonnes of carbon dioxide emissions each year.

Technical Specifications

The Warracknabeal Energy Park will have a planned installed capacity of approximately 1,575 MW, generated by up to 219 wind turbines with a maximum blade tip height of 280 metres and rotor diameters of up to 200 metres. The project will occupy approximately 26,000 hectares and is designed with an operational life of around 30 years following a construction period of approximately four to five years.

The development includes two on-site substations equipped with battery energy storage systems (BESS), connected through approximately 290 km of underground cabling and 21 km of overhead powerlines linking the northern and southern sections of the project. Electricity will be exported through a proposed 13 km overhead transmission line connecting to the Murra Warra Terminal Station, adjacent to the existing 220 kV Horsham to Red Cliffs transmission line.

Current Status

Warracknabeal Energy Park is currently in the planning and permitting phase. WestWind Energy completed an Environmental Effects Statement (EES), the highest level of environmental assessment required for major projects in Victoria, to evaluate the project's environmental impacts and mitigation measures.

In May 2026, the Victorian Minister for Planning issued the project's environmental assessment under the Environment Effects Act 1978, concluding that the environmental impacts can be acceptably managed subject to recommended mitigation measures. The assessment has been provided to statutory decision-makers to support the remaining planning and regulatory approvals before construction can commence.

Key Contractors

Yanco Delta Wind Farm

The Yanco Delta Wind Farm is a proposed 1.5 GW onshore wind project being developed by Origin Energy in the South West Renewable Energy Zone (REZ), approximately 10 km northwest of Jerilderie in the Riverina region of New South Wales. The project will comprise up to 208 wind turbines and an 800 MW / 800 MWh battery energy storage system (BESS), making it one of Australia's largest integrated renewable energy projects.

Strategically located adjacent to major transmission infrastructure under construction within the South West REZ, the project is expected to strengthen New South Wales' renewable electricity network and energy storage capacity. Once operational, Yanco Delta Wind Farm is expected to generate enough renewable electricity to power approximately 700,000 homes while significantly reducing greenhouse gas emissions.

Technical Specifications

The Yanco Delta Wind Farm will have a planned installed capacity of 1,500 MW, generated by up to 208 utility-scale wind turbines. The project will also incorporate an 800 MW / 800 MWh lithium-ion Battery Energy Storage System (BESS) to improve grid reliability and energy dispatch. Final turbine models and dimensions, including maximum tip heights of up to 270 metres, will be confirmed during the detailed design phase.

The development will occupy approximately 33,000 hectares and includes grid connection infrastructure, a central primary substation, up to eight collector substations, wind monitoring masts, and two 110-metre meteorological towers equipped with ultrasonic monitoring systems for bird and bat surveys. The project is expected to avoid approximately 5 million tonnes of greenhouse gas emissions annually.

Current Status

Yanco Delta Wind Farm is currently in the planning and approvals phase. The project received NSW Government planning approval in December 2023, followed by Commonwealth environmental approval in February 2024. In April 2024, Origin Energy acquired the project from Virya Energy through an agreement comprising an upfront payment of AUD 125 million and milestone payments of up to AUD 175 million.

In April 2025, EnergyCo awarded the project 1,460 MW of transmission access rights within the South West Renewable Energy Zone, allowing Origin Energy to progress detailed development activities ahead of a targeted Final Investment Decision in early 2027. Construction is expected to commence during 2026, with commercial operations targeted for 2029, subject to financing, procurement, and final investment approval.

Key Contractors

Bungaban Wind Energy Project

The Bungaban Wind Energy Project is a proposed 1.4 GW onshore wind development being jointly developed by Windlab and Squadron Energy as part of the larger Bungaban Renewable Energy Hub in Queensland. Located between Wandoan and Taroom, approximately 450 km northwest of Brisbane, the project spans the Western Downs and Banana Shire local government areas and forms the first stage of a renewable energy hub that also includes a utility-scale solar project.

With an estimated investment of AUD 3.9 billion, the wind farm is expected to generate enough renewable electricity to power approximately 860,000 Queensland homes while avoiding around 4 million tonnes of carbon dioxide emissions annually. The project will connect to the Wandoan South Substation through Powerlink's planned transmission infrastructure and is designed to coexist with existing cattle grazing operations across the project area.

Technical Specifications

The Bungaban Wind Energy Project will have a planned installed capacity of approximately 1,400 MW, making it one of Australia's largest proposed onshore wind farms. The project is being developed alongside the Bungaban Solar project to optimize renewable energy generation by complementing daytime solar output with stronger evening wind resources.

The development will connect to the electricity network via the Wandoan South Substation using Powerlink's planned transmission line. The project also includes a planned 1.4 GWh battery energy storage system (BESS) to improve grid reliability and maximise renewable energy utilisation. Final turbine specifications and electrical infrastructure will be confirmed during the detailed engineering and procurement phase.

Current Status

The Bungaban Wind Energy Project is currently in the development and environmental assessment phase. In May 2024, the Australian Department of Climate Change, Energy, the Environment, and Water (DCCEEW) determined the project to be a controlled action under the Environment Protection and Biodiversity Conservation (EPBC) Act, with public consultation completed during the environmental assessment process.

In February 2024, Rio Tinto signed a 25-year Power Purchase Agreement (PPA) to purchase 80% of the electricity generated by the project. The project was subsequently included on the Australian Government's National Renewable Energy Priority List in March 2025 and was selected under the Capacity Investment Scheme (Tender Round Seven) in May 2026. Construction is expected to be completed by December 2030.

Key contractors

Wongalee Wind Energy Project

The Wongalee Wind Energy Project is a proposed 1.4 GW onshore wind farm being developed by Windlab as part of the North Queensland Super Hub. Located on pastoral land near Prairie, approximately 300 km southwest of Townsville and 40 km northeast of Hughenden in the Flinders Shire, the project will comprise up to 175 wind turbines and ranks among Australia's largest planned onshore wind developments.

The project has been designed to operate alongside existing cattle grazing activities while supporting Queensland's renewable energy transition. Once operational, Wongalee is expected to generate enough renewable electricity to power approximately 750,000 homes and will connect to strategic transmission infrastructure, including the proposed CopperString 2032 network, to strengthen the state's electricity grid.

Technical Specifications

The Wongalee Wind Energy Project will have a planned installed capacity of approximately 1,400 MW, generated by up to 175 utility-scale wind turbines. The development covers approximately 58,000 hectares of pastoral land, although the operational footprint will occupy only around 739 hectares, allowing continued agricultural use across the site.

Electricity generated by the wind farm will be exported through a proposed 275 kV overhead transmission line, with grid integration expected through the planned CopperString 2032 transmission project. The project has also been designed with a minimum 3 km setback from sensitive receptors to minimise potential noise and shadow flicker impacts. Final turbine models and electrical infrastructure will be confirmed during the detailed design phase.

Current Status

Wongalee Wind Energy Project is currently in the detailed design and federal environmental assessment phase. The project was announced in November 2022 as part of Queensland's North Queensland Super Hub. Following extensive environmental studies, technical design, and stakeholder consultation, the project received State Development Approval from the Queensland Government in May 2025.

The project is now progressing through assessment under the Environment Protection and Biodiversity Conservation (EPBC) Act while advancing detailed engineering and delivery planning. The development is expected to benefit from the planned CopperString 2032 transmission infrastructure, which will enable large-scale renewable generation from North Queensland to connect to the National Electricity Market.

Key contractors

Cannie Wind Farm

The Cannie Wind Farm is a proposed 1.3 GW onshore wind project being developed by RES Australia approximately 25 km west of Kerang in the Gannawarra Shire, north-west Victoria. The project will become one of Victoria's largest renewable energy developments, supporting the state's target of achieving 95% renewable electricity by 2035.

The wind farm will be developed across approximately 6,700 hectares of grazing and cropping land, allowing agricultural activities to continue alongside renewable energy generation. Once operational, the project is expected to generate enough clean electricity to power approximately 600,000 homes and will connect Victoria to the New South Wales Interconnector West (VNI West) transmission network.

Technical Specifications

The Cannie Wind Farm will have a planned installed capacity of approximately 1,300 MW, generated by up to 174 wind turbine generators with a maximum blade tip height of 281 metres. The project includes up to three substations, underground electrical cabling, a meteorological mast, site access roads, and an overhead transmission line connecting to the proposed VNI West terminal station at Tragowel.

Additional supporting infrastructure includes temporary construction facilities, site offices, laydown areas, up to two concrete batching plants, and a potential on-site quarry. The project also makes provision for a Battery Energy Storage System (BESS), although the battery is currently outside the approved project scope and may be developed separately.

Current Status

Cannie Wind Farm is currently progressing through the Environmental Effects Statement (EES) and planning approval process. In May 2024, RES Australia submitted a referral under the Victorian Environment Effects Act 1978, and in September 2024, the Department of Transport and Planning determined that an Environment Effects Statement would be required for both the wind farm and its transmission line connection to the proposed VNI West project.

The project was included on the Australian Government's National Renewable Energy Priority List in March 2025, providing additional support through regulatory and environmental approval processes. Final EES Scoping Requirements were issued by the Victorian Minister for Planning in November 2025 following public consultation. 

RES intends to submit the planning application in 2027, with construction expected to commence in 2028 and commercial operations targeted for 2031, subject to planning approvals and the delivery of the VNI West transmission project.

Key contractors

Liverpool Range Wind Farm

The Liverpool Range Wind Farm is a proposed 1,245 MW onshore wind project being developed by Tilt Renewables between the townships of Coolah and Cassilis in the Central-West Orana Renewable Energy Zone (REZ) of New South Wales. Originally approved in 2018, the project has since been refined to incorporate larger, more efficient wind turbines, enabling higher generation capacity with fewer turbines.

Once operational, the wind farm is expected to generate enough renewable electricity to power approximately 570,000 homes across New South Wales while reducing carbon dioxide emissions by around 2.5 million tonnes annually. The project is strategically located within one of Australia's designated Renewable Energy Zones and will support the state's transition to a low-carbon electricity system.

Technical Specifications

The Liverpool Range Wind Farm will have a planned 173 wind turbines with a maximum blade tip height of 215 metres. The project includes up to seven substations, approximately 40 km of high-voltage transmission infrastructure connecting the project to the National Electricity Market (NEM), access roads, and associated electrical infrastructure.

The project layout has been progressively optimised through several modification applications, reducing the number of turbines while increasing generation efficiency through the adoption of larger turbine technology. Final turbine models and electrical equipment will be confirmed during the detailed engineering and procurement phase.

Current Status

Liverpool Range Wind Farm is currently progressing through the development and pre-construction phase. The project received NSW development approval in 2018 and Commonwealth approval under the Environment Protection and Biodiversity Conservation (EPBC) Act later the same year. Since acquiring the project in 2019, Tilt Renewables has undertaken several design refinements to improve efficiency and minimise environmental impacts.

In March 2025, the project received Federal Government approval and was included on Australia's inaugural Renewable Energy Priority List. In May 2025, EnergyCo granted the project access rights within the Central-West Orana Renewable Energy Zone, followed by selection under the Capacity Investment Scheme (Tender Round Four) in October 2025. 

Most recently, Modification Application 3 was submitted in March 2026, proposing a revised layout comprising 173 turbines, 1,245 MW of capacity, and one fewer substation. The project continues to advance toward procurement and construction, subject to final regulatory approvals.

Key contractors

Conclusion

Australia's onshore wind industry is entering a period of unprecedented growth, driven by government renewable energy targets, Renewable Energy Zones, expanded transmission networks, and the Capacity Investment Scheme. The seven projects featured in this article collectively represent more than 10 GW of planned renewable generation capacity and demonstrate the increasing scale of Australia's next-generation wind developments.

The Australian Energy Market Operator (AEMO) projects installed onshore wind capacity will increase from around 26 GW by 2030 to 40 GW by 2035 and 57 GW by 2050, supported by Renewable Energy Zones (REZs), the expanded 40 GW Capacity Investment Scheme (CIS), and major transmission upgrades. As approvals progress and construction begins, these developments will become key contributors to Australia's transition toward a low-carbon electricity system and its long-term net-zero objectives.

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