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Lammassaari nature trail

—•Hiking Trails

3.8 km

Route

Description

Imatran kaupunki – Lammassaaren luontopolku+

Description

Lammassaari nature trail is about 3.8 km on Lammassaari, a ridge island in Lake Saimaa within Imatra’s Ukonniemi recreation area in South Karelia. Imatran kaupunki maintains the official web page for this trail with the brochure, QR-linked nature posts, and season tips. GoSaimaa situates the walk in the wider Saimaa holiday region and repeats practical basics such as the two rest spots (kota and laavu), the 31 numbered nature posts, and that camping or overnight stays are not allowed on the island. The island is part of the Saimaa UNESCO Global Geopark; Saimaa Geopark describes the delta landform, ancient shorelines, kettles including the prominent kettle near the western shore, veined gneiss boulders toward the north, and Stone Age shore sites from a higher Lake Saimaa phase—background that makes the signage and sea-facing benches easier to appreciate. Along the line you soon reach Lammassaaren laavu, then—after roughly a kilometre along beaches and bays—Ukonlinnan uimaranta, Ukonlinnan beach volleyball courts, and Ukonlinna cluster on Ukonlinna point, good for combining a swim or a pause with the hike. Farther along, about midway in distance, Lammassaaren kota sits on the western shore with a nearby kettle and lagoon-style inlet; this is the main sheltered stop named in the municipal text. The return leg uses higher ground inside the island; Imatran kaupunki notes steeper slopes there and recommends sturdy footwear even though the shore sections to nature post 18 are easy underfoot. You can also cut the walk short from post 18 toward the small-craft harbour and continue toward Imatra Spa if you prefer a flatter exit toward services. In summer the trail network around Ukonniemi adds options without leaving the area: Lammassaaren rantapolku follows the shore as a walking line, Esteetön polku Lammassaaren laavulle is a very short barrier-free link toward the laavu, and Ukonniemen kevyenliikenteen raitti connects toward fitness stairs and an outdoor gym for cyclists or walkers linking facilities. Winter visitors often pair the island with nearby ski tracks that use the same laavu corner as a junction. Luontopolkumies walked the island clockwise in dry forest and shore heath, clocking about an hour and ten minutes for a hair over four kilometres on the watch, and highlights Saimaa views, several bench–fireplace combinations beside the water, suppa landforms, and numerous flycatchers along the May canopy—useful colour if you like a field-tested pace and marking hints (white rings, yellow–green bands, occasional orange stakes).

Length & route

The mapped hiking line is about 3.8 km. The municipal description counts 31 nature posts with optional QR material and a downloadable brochure PDF. The circuit follows the south and west shores to the kota, then climbs through the interior back toward the embankment trailhead.

Getting there

By car from Highway 6 follow signs toward Imatra Spa, continue along Lammassaarentie past the spa junction until the road ends at Lammassaari; GoSaimaa quotes about 5 km from Imatrankoski and 3 km from VT 6. Parking spreads along Lammassaarentie on both the mainland and island sides with room for many cars on a typical visit.

Good to know

Camping or general camping-style overnighting is not permitted on Lammassaari. Respect fire and litter rules on kota, laavu, and shoreline fireplaces; confirm firewood policy on site or via Imatra if you plan cooking.

History

Saimaa Geopark reports that Lammassaari’s glaciofluvial delta began accumulating about 12,300 years ago on the First Salpausselkä margin and that Stone Age dwelling sites are known from Great Saimaa phase shorelines roughly 80 metres above today’s sea reference.

Managed by

Lappeenranta

Official Maintenance

Trail info

Many walkers complete the island circuit clockwise along the shore before returning through the interior.

Route direction

Recreation Area

Island

Lake

UNESCO

Area

white circular paint blazes on trees plus yellow–green striped bands and occasional orange stakes noted by field visitors; nature posts numbered 1–31.

Route Signs

Open / Good Condition

Luontopolkumies – Lammassaaren luontopolku Imatralla

Activities allowed

Hike / Walk

Activity

Terrain & conditions

3.8 km

Distance

about 1–1.5 hours on foot with stops; faster movers often finish near an hour

Est. Time

Dirt / Gravel

Surface

Single Track, Wide Track

Route Type

Moderate Traffic

Traffic

Partial Shade

Shade

Location

61.21051°N, 28.70457°E

Approximate location

FinlandCountry

South KareliaRegion

LappeenrantaCity

Hiking TrailsCategory

Explore nearby

Ukonlinnan uimaranta

344 m

Free

Ukonlinnan beachvolleykentät

349 m

Ukonniemen valaistut ladut

262 m

Free

Retkisatamien reitti (excursion harbours route)

229 m

Free

Ukonniemen rantaraitti

205 m

Free

Ukonniemen esteetön rantapolku

203 m

Free

E10 section: Hinkanranta to Imatra Spa

260 m

Free

Imatra Spa nature trail

472 m

Free

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Answers to your questions

Our data was researched from Lappeenranta, 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.

Finland South Karelia Lappeenranta Hiking TrailsLammassaari nature trail

Lammassaari nature trail3.8 km

Route

Lammassaaren laavu - Imatra

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Ukonlinna

0.9 km|Free

Wilderness HutsUkonlinnan retkeilymaja toimii ympäri vuoden uimarannan käyttäjien kuin hiihtäjien palvelupisteenä. Majoitus, ravintola/kahvila, saunat

Lammassaaren kota - Imatra

2.5 km|Free

Wilderness HutsKota on the Lammasari Beach Path is available all year round, including for ice skiers. In the home, a fireplace. You can't camp in Lammasari.

Description

Imatran kaupunki – Lammassaaren luontopolku+

Description

Length & route

Getting there

Good to know

History

Managed by

Lappeenranta

Official Maintenance

Trail info

Location

Many walkers complete the island circuit clockwise along the shore before returning through the interior.

Route direction

Recreation Area

Island

Lake

UNESCO

Area

white circular paint blazes on trees plus yellow–green striped bands and occasional orange stakes noted by field visitors; nature posts numbered 1–31.

Route Signs

Open / Good Condition

Luontopolkumies – Lammassaaren luontopolku Imatralla