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Törnströmska gymnasiet in Karlskrona

Upper secondary school KARLSKRONA Municipality · Karlskrona, Blekinge County

Headmaster: Marcus Boström

52
below the national median Near average Compared to all upper-secondary schools nationally
Skolkoll Score 52 out of 100. The scale goes from 0 (lowest) to 100 (highest). 50 is the average. This school performs near average. Better than 20% of Sweden’s upper secondary schools

A composite of five open data sources — a starting point, not a grade.

What is the Skolkoll Score?

Törnströmska gymnasiet is a large municipal upper secondary school with 570 pupils.

Törnströmska gymnasiet is a large municipal upper secondary school with 570 pupils. The share of qualified teachers (94%) is above the national average of 74%.

Skip table of contents

The Data view is optimised for in-depth analysis: history, sources, methodology and export. For a summary interpretation, see Overview.

Key figures over time

Summary of the central metrics for the most recent 5 academic years. Visit each source for the full time series.

Academic year Pupils Qualified teachers Avg. grade Cost/pupil (municipality)
2425 — — 12.6 —
2324 — — 13.2 —
2223 — — 13.3 —
2122 — — 12.8 —
2021 — — 13.1 118,091 SEK

Source: Skolverket + Kolada (cost is municipal average, not school-specific).

School history

Events from Skolverket's unit register, Skolinspektionen inspections, group history, and locally-computed statistical signals are shown in one chronology. Each row states its row type, origin and data trust so authority data is not mixed up with Skolkoll's own signals.

School history

1 priority events out of 7 total: Authority record · School started.

Showing all 7 events. Enable JavaScript to filter the timeline.

Quick overview

Choose which layers to show in the same date-ordered timeline.

  1. Computed signal Signal Skolverket

    Higher-education eligibility changed unusually much

    Higher-education eligibility decreased by 8 pp from 30% to 22% between 2024 and 2025. This is a calculated signal, not a register decision.

    medium reliability known year
    Show details Hide details
    Source
    Skolverket
    Reliability
    Medium: the information is derived from several sources and should be read as context.
    What the date means
    Only the year is known, so the event is placed at year level.

  2. Statistics vintage Statistics Skolverket

    Grade points: statistics vintage available

    Grade points is available for 2025. This is data availability, not a school event.

    high reliability known year
    Show details Hide details
    Source
    Skolverket
    Reliability
    High: the information comes from an authority source or a matched authority decision.
    What the date means
    Only the year is known, so the event is placed at year level.

  3. Statistics vintage Statistics Skolverket

    Higher-education eligibility: statistics vintage available

    Higher-education eligibility is available for 2025. This is data availability, not a school event.

    high reliability known year
    Show details Hide details
    Source
    Skolverket
    Reliability
    High: the information comes from an authority source or a matched authority decision.
    What the date means
    Only the year is known, so the event is placed at year level.

  4. Statistics vintage Statistics Skolverket

    Graduated within three years: statistics vintage available

    Graduated within three years is available for 2023. This is data availability, not a school event.

    high reliability known year
    Show details Hide details
    Source
    Skolverket
    Reliability
    High: the information comes from an authority source or a matched authority decision.
    What the date means
    Only the year is known, so the event is placed at year level.

  5. Computed signal Signal Skolverket

    Higher-education eligibility changed unusually much

    Higher-education eligibility increased by 8 pp from 30% to 38% between 2021 and 2022. This is a calculated signal, not a register decision.

    medium reliability known year
    Show details Hide details
    Source
    Skolverket
    Reliability
    Medium: the information is derived from several sources and should be read as context.
    What the date means
    Only the year is known, so the event is placed at year level.

  6. Authority record Lifecycle Skolverket

    School started

    Skolverket records 2013-10-01 as the start date for this upper secondary school operated by KARLSKRONA KOMMUN, current status AKTIV.

    high reliability known date
    Show details Hide details
    Source
    Skolverket
    Reliability
    High: the information comes from an authority source or a matched authority decision.
    What the date means
    The date is a known decision, publication or register date.

  7. Computed signal Signal Skolverket

    Graduated within three years changed unusually much

    Graduated within three years decreased by 11 pp from 96% to 85% between 1819 and 1920. This is a calculated signal, not a register decision.

    medium reliability known year
    Show details Hide details
    Source
    Skolverket
    Reliability
    Medium: the information is derived from several sources and should be read as context.
    What the date means
    Only the year is known, so the event is placed at year level.

Register sources: Skolverket (fetched 11 Jun 2026), the Swedish Schools Inspectorate (fetched 31 May 2026) and group lookup from Bolagsverket/Skolkoll. Computed signals are marked separately and use year-level date precision.

Does something look wrong? Report an error in the history.

Quality data (Skolverket Statistical Database)

Costs, personnel data and school survey results from Skolverket's quality system.

Costs per pupil

Total cost
377 SEK Limited history There is still too little history to interpret the trend safely. This affects Cost per student Costs are affected by accounting practices, rent levels, and service mix, and should mainly be compared across similar school types. Read more about the method →
Teaching
299,841 SEK
Facilities
136,000 SEK
Learning materials
7,400 SEK
Student health
4,240 SEK

Source: Skolverket Statistical Database (Statistikdatabasen). Updated annually.

Demography

Pupil forecast — Karlskrona

Number of children in the age group ages 16–18 in the municipality, according to SCB's forecast.

Forecast covers all children in this age group across the entire municipality — not just this school's catchment. Local enrolment depends on school choice and migration patterns.

ages 16–18 (2025) 2,427
ages 16–18 (2030) 2,335
ages 16–18 (2035) 2,160
Change 2025→2030 -3.8%

Source: SCB (population forecast for Karlskrona municipality, by school-form age group).

Karlskrona municipality — history (school form: upper secondary school)

Municipality-aggregated key figures from Kolada over the most recent 5 years. Shown as municipality average — not school-specific values — because Kolada reports financial and pedagogical metrics at school-form level per municipality.

Measure 20252024202320222021
Pupils 2,3892,4382,4872,5192,501
Avg. graduation grade 14.614.614.614.814.6
Examination rate (3 yr) 73.1%75.6%73.6%74.5%73.2%
Higher-ed eligibility (3 yr) 59.0%65.1%59.6%62.5%57.9%
Cost per pupil 143,980 SEK141,257 SEK137,018 SEK131,112 SEK129,088 SEK

Source: Kolada (Swedish council for municipal analyses).

Data sources

Skolkoll is built exclusively on public data sources. Each row below shows the source, fetch date, and which metrics come from it.

Methodology and definitions

Export

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Open data — all schools