© NLS Finland

Great Castle Hill lower rampart loop

Hiking Trails
0.4 km

Description

The Great Castle Hill lower rampart loop is about 0.4 km on our map: a short circular walk along the outer earthwork ring of Iso Linnamäki (Great Castle Hill), the forested fortress hill just north of Old Porvoo in Uusimaa. For archaeology, access, and how this hill sits inside Porvoo National Urban Park, the City of P...

Managed by

Porvoo

Porvoo

Official Maintenance

+358 40 489 9801
GPX data from: © Metsähallitus, 2024

Trail info

Either direction works on the loop; many people link it with uphill sections or other Iso Linnamäki polku segments depending on where they started.

Route direction

Open / Good Condition

Open / Good Condition

Activities allowed

Run

Activity

Hike / Walk

Activity

Terrain & conditions

0.4 km

Distance

About 10–20 minutes at a relaxed pace for the 0.4 km loop alone; allow longer if you explore other Iso Linnamäki paths or the summit.

Est. Time

Dirt

Surface

Loop

Route Type

Light Traffic

Traffic

Partial Shade

Shade

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Answers to your questions

Our data was researched from Porvoo, and other trusted sources, in March 2026. Our route / place GPX data comes from Metsähallitus / Lipas, last updated March 2026. Always check their official website for safety-critical updates.

FinlandUusimaaPorvooHiking TrailsGreat Castle Hill lower rampart loop