The supply of solar photovoltaic energy in Ireland has shown rapid growth, increasing from a modest 0.7 GWh in 2013 to 154.9 GWh by 2023. Year-on-year growth rates have seen high percentages, particularly between 2014 and 2018, with peak growth rates of 195.85% in 2014. Although the growth rate began to slow after 2018, it still maintained a substantial year-on-year increase, standing at 24.9% in 2023.
Between 2021 and 2023, the year-on-year variations were 50.48%, 33.38%, and 24.9%, respectively. The compound annual growth rate (CAGR) over the last five years stood at 47.78%. Forecasted data suggests continued growth, with the supply estimated to reach 307 GWh by 2028, reflecting a forecasted five-year CAGR of 10.59% and an overall growth rate of 65.39% from 2024 to 2028.
Future trends to watch for include advancements in photovoltaic technology, policy support for renewable energy, and increased investments in solar infrastructure, which could further drive down costs and potentially accelerate adoption and energy supply growth.
