Hanasaari Power Plant

Hanasaari Power Plant: Visiting Hours, Tickets, and Guide to Helsinki’s Industrial Landmark

Date: 04/07/2025

Introduction

The Hanasaari Power Plant, located on the Hanasaari peninsula in Helsinki, is a testament to the city’s journey from industrial powerhouse to a leader in sustainable urban regeneration. This iconic structure, once a symbol of Finland’s electrification and postwar modernization, is now at the heart of Helsinki’s transformation into a vibrant arts, culture, and technology hub. This guide offers a comprehensive overview of Hanasaari Power Plant’s history, current visiting information, redevelopment plans, and travel tips for exploring this unique Helsinki destination.

Hanasaari power plant viewed from Korkeasaari island in Helsinki

Hanasaari Power Plant in Helsinki Finland with industrial buildings and smokestacks

Hanasaari’s Industrial Heritage
The Power Plant’s Architectural Significance
Environmental Milestones and Decommissioning
Visiting Hanasaari: Hours, Tickets, and Accessibility
Getting There: Transport and Travel Tips
Nearby Attractions
Redevelopment Vision: From Coal to Culture
FAQs
Summary and Further Reading

1. Hanasaari’s Industrial Heritage

Early Roots: Suvilahti and Electrification

The story of Hanasaari Power Plant is rooted in Helsinki’s early 20th-century electrification. The city’s first major energy facility, the Suvilahti steam power plant, opened in 1909 as Finland’s first reinforced concrete building, providing essential power for trams and urban growth (Helen History). Although Suvilahti was decommissioned in the 1970s, it stands today as a preserved cultural center, highlighting Helsinki’s industrial legacy (Wikipedia).

Hanasaari A: Modernization Post-WWII

Responding to increased electricity demand after WWII, Hanasaari A was constructed between 1960–1967, introducing centralized district heating to Helsinki. Designed by Vera Rosendahl, it operated until 2000, with its demolition meticulously documented—earning recognition for industrial heritage preservation (Helen History).

Hanasaari B: Modernist Icon

Built adjacent to Hanasaari A, Hanasaari B was completed in 1977 under the direction of architect Timo Penttilä. Its 150-meter chimney and monumental concrete form became defining features of Helsinki’s skyline, while its cogeneration technology supplied both electricity (up to 228 MW) and district heat (up to 445 MW) (Finnish Architecture; GEM Wiki). Environmental upgrades, such as a desulphurization plant in 1991, reflected growing ecological awareness (Helen History).

2. The Power Plant’s Architectural Significance

Hanasaari B is a prime example of modernist industrial architecture. Its monumental forms, exposed structural elements, and vast interior spaces were designed for large-scale energy production but now offer possibilities for cultural and creative reuse. The site’s visual impact, especially its towering chimney and stark silhouette, remains one of Helsinki’s most recognizable features (Finnish Architecture).

3. Environmental Milestones and Decommissioning

As Helsinki committed to carbon neutrality by 2030, Hanasaari’s coal-fired operations became incompatible with city goals. The plant’s closure on April 1, 2023, marked a 30% year-on-year reduction in carbon emissions, contributing to a 43% drop in citywide CO₂ and a 5% reduction in Finland’s total emissions (India CSR; Helen.fi). This environmental shift is supported by investments in renewable energy—including bioenergy, heat pumps, and wind/solar power (Helen.fi).

4. Visiting Hanasaari: Hours, Tickets, and Accessibility

Current Status:
While the Hanasaari Power Plant is not fully open as a museum or cultural center, visitors can explore the exterior and surrounding areas during daylight hours (typically 8:00 AM to 8:00 PM). Occasional guided tours and events are organized by Helen Oy and the City of Helsinki—consult official sites for the latest details (Helen’s Official Website).

Tickets: Outdoor areas are free to visit. Tickets may be required for guided tours or special events and are usually free or modestly priced.
Guided Tours: Periodic tours offer insights into Hanasaari’s history, architecture, and redevelopment vision. Advance booking is recommended.
Accessibility: The site is wheelchair accessible, with level paths and facilities. Some areas may be restricted during redevelopment; check accessibility details before your visit.

5. Getting There: Transport and Travel Tips

By Public Transport:
- Take HSL bus line 55 from Rautatientori (Central Railway Station) to Hanasaari (approx. 8 minutes, €3 ticket) (Rome2Rio).
- Tram lines 6 and 7, and the Sörnäinen metro station, are also within walking distance.
By Taxi:
- A taxi from the city center takes 5 minutes and costs €7–€10.
By Foot or Bike:
- Hanasaari is easily accessible via city bike lanes and pedestrian routes, perfect for a scenic urban stroll.

Travel Tips:

Wear comfortable shoes; much of the area is open-air.
Dress for Helsinki’s variable weather.
Use the HSL app or kiosks for public transport tickets.

6. Nearby Attractions

Suvilahti Culture District: Home to galleries, studios, and event spaces in a former industrial area.
Kalasatama District: A modern waterfront neighborhood with cafes, shops, and parks.
Helsinki Art Museum (HAM): Planned for relocation to Hanasaari as part of the redevelopment.
Other Sights: Suomenlinna Sea Fortress, Helsinki Olympic Stadium, and historic Katajanokka are easily accessible from Hanasaari (Rome2Rio).

7. Redevelopment Vision: From Coal to Culture

Hanasaari’s transformation is guided by Helsinki’s “Art and Culture in Helsinki 2030” strategy (TimeOut). The plan includes:

Conversion of the main building into a cultural complex for art, performance, and museum activities.
Relocation of the Helsinki Art Museum (HAM) and a new Architecture and Design Museum.
Creation of Europe’s largest electric boiler plant and thermal battery, supporting renewable district heating (Helen News).
Mixed-use development with public spaces, improved waterfront access, and integration into the Suvilahti arts district.

The project draws inspiration from international examples like London’s Tate Modern (The Art Newspaper; Smithsonian Magazine).

8. Frequently Asked Questions (FAQ)

Q: What are Hanasaari’s current visiting hours?
A: The exterior is open during daylight hours (approx. 8:00 AM–8:00 PM). Indoor access and tour schedules are announced on official channels.

Q: Are tickets required?
A: No tickets for outdoor areas; guided tours or special events may require advance booking and a modest fee.

Q: Is the plant accessible for those with disabilities?
A: Yes, most outdoor areas are wheelchair accessible. Check for updates as redevelopment progresses.

Q: How do I get there by public transport?
A: Bus line 55 from Central Station is the fastest; trams and metro provide alternative routes.

Q: When will the full cultural complex open?
A: Redevelopment is targeted for completion by 2030. Museum relocations and major exhibitions will be announced on official sites.

9. Summary and Further Reading

Hanasaari Power Plant captures Helsinki’s evolution from early industrialization to a leading example of sustainable urban redevelopment. The site’s closure in 2023 marked a dramatic reduction in carbon emissions and set the stage for a new era—transforming a coal-fired plant into a model of creative reuse and cultural vitality. With excellent transport links and proximity to major attractions, Hanasaari is set to become a must-see for visitors interested in architecture, history, and urban innovation.