No image yet — click to contribute.

Nya Skolan, Trollhättan, Pettersberg

Compulsory school Year 1–9 Nya Skolan Sverige AB · Trollhättan, Västra Götalands County

Group: Nya Skolan Sverige AB

Headmaster: Fredrik Hallström

64 /100
Skolkoll Score 64 out of 100. The scale goes from 0 (lowest) to 100 (highest). 50 is the average. This value is above average.

Better than 74% of Sweden's compulsory schools

What is the Skolkoll Score?

Nya Skolan, Trollhättan, Pettersberg is a medium-sized group-operated compulsory school with 250 pupils.

Nya Skolan, Trollhättan, Pettersberg is a medium-sized group-operated compulsory school with 250 pupils. The share of qualified teachers (68%) is below 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)
2526 250 68% — —
2425 — 53% 245.4 —
2324 — 50% 199.5 —
2223 — 52% 217.8 —
2122 — 55% 213.0 —

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.

One chronological history

3 priority events out of 13 total: Authority record · Lifecycle · School started; Computed signal · Signal · Merit rating changed unusually much; Computed signal · Signal · Upper-secondary eligibility changed unusually much.

Quick overview 2 Source history 0 In-depth 5 Computed 6
All 13 Headmaster 1 Lifecycle 1 Statistics 5 Signal 6
high 7 medium 6 low 0

Combined timeline

All history rows are shown in one chronology. The row type and data-trust labels separate confirmed authority records, contextual data and Skolkoll's own calculated signals.

  1. Computed signal Computed

    Signal Qualified teachers changed unusually much

    Qualified teachers increased by 15 pp from 53% to 68% between 2025 and 2026. This is a calculated signal, not a register decision.

    Origin: Skolkoll calculation from Skolverket history Data trust: medium (calculation from history) Date precision: year Method: year-to-year movement above threshold Severity: positive
    Technical provenance
    Detector
    skv4-metric-signal-thresholds-v1
    Schema
    1
  2. Statistics vintage In-depth

    Statistics Pupil count: statistics vintage available

    Pupil count is available for 2026. This is data availability, not a school event.

    Origin: Skolverket statistics history Data trust: high (statistics vintage) Date precision: year Method: latest available statistics vintage Severity: info
    Technical provenance
    Detector
    skv4-statistics-availability-v1
    Schema
    1
  3. Statistics vintage In-depth

    Statistics Pupils per teacher: statistics vintage available

    Pupils per teacher is available for 2026. This is data availability, not a school event.

    Origin: Skolverket statistics history Data trust: high (statistics vintage) Date precision: year Method: latest available statistics vintage Severity: info
    Technical provenance
    Detector
    skv4-statistics-availability-v1
    Schema
    1
  4. Statistics vintage In-depth

    Statistics Qualified teachers: statistics vintage available

    Qualified teachers is available for 2026. This is data availability, not a school event.

    Origin: Skolverket statistics history Data trust: high (statistics vintage) Date precision: year Method: latest available statistics vintage Severity: info
    Technical provenance
    Detector
    skv4-statistics-availability-v1
    Schema
    1
  5. Authority record Quick overview

    Headmaster Head changed

    From "changed" to "changed".

    Origin: Skolverket school-unit register Data trust: high (register source) Date precision: sync time Severity: info
    Technical provenance
    Detector
    skolverket-register-history-v2
    Schema
    2
    Dedupe
    she_dk_4b7ad9163ec273352f4d1648
  6. Computed signal Computed

    Signal Merit rating changed unusually much

    Merit rating increased by 45.9 points from 199.5 to 245.4 between 2024 and 2025. This is a calculated signal, not a register decision.

    Origin: Skolkoll calculation from Skolverket history Data trust: medium (calculation from history) Date precision: year Method: year-to-year movement above threshold Severity: positive
    Technical provenance
    Detector
    skv4-metric-signal-thresholds-v1
    Schema
    1
  7. Computed signal Computed

    Signal Upper-secondary eligibility changed unusually much

    Upper-secondary eligibility increased by 37 pp from 63% to 100% between 2024 and 2025. This is a calculated signal, not a register decision.

    Origin: Skolkoll calculation from Skolverket history Data trust: medium (calculation from history) Date precision: year Method: year-to-year movement above threshold Severity: positive
    Technical provenance
    Detector
    skv4-metric-signal-thresholds-v1
    Schema
    1
  8. Statistics vintage In-depth

    Statistics Merit rating: statistics vintage available

    Merit rating is available for 2025. This is data availability, not a school event.

    Origin: Skolverket statistics history Data trust: high (statistics vintage) Date precision: year Method: latest available statistics vintage Severity: info
    Technical provenance
    Detector
    skv4-statistics-availability-v1
    Schema
    1
  9. Statistics vintage In-depth

    Statistics Upper-secondary eligibility: statistics vintage available

    Upper-secondary eligibility is available for 2025. This is data availability, not a school event.

    Origin: Skolverket statistics history Data trust: high (statistics vintage) Date precision: year Method: latest available statistics vintage Severity: info
    Technical provenance
    Detector
    skv4-statistics-availability-v1
    Schema
    1
  10. Computed signal Computed

    Signal Merit rating changed unusually much

    Merit rating decreased by 18.3 points from 217.8 to 199.5 between 2023 and 2024. This is a calculated signal, not a register decision.

    Origin: Skolkoll calculation from Skolverket history Data trust: medium (calculation from history) Date precision: year Method: year-to-year movement above threshold Severity: signal
    Technical provenance
    Detector
    skv4-metric-signal-thresholds-v1
    Schema
    1
  11. Computed signal Computed

    Signal Upper-secondary eligibility changed unusually much

    Upper-secondary eligibility decreased by 19 pp from 82% to 63% between 2023 and 2024. This is a calculated signal, not a register decision.

    Origin: Skolkoll calculation from Skolverket history Data trust: medium (calculation from history) Date precision: year Method: year-to-year movement above threshold Severity: signal
    Technical provenance
    Detector
    skv4-metric-signal-thresholds-v1
    Schema
    1
  12. Computed signal Computed

    Signal Upper-secondary eligibility changed unusually much

    Upper-secondary eligibility decreased by 13 pp from 100% to 87% between 2021 and 2022. This is a calculated signal, not a register decision.

    Origin: Skolkoll calculation from Skolverket history Data trust: medium (calculation from history) Date precision: year Method: year-to-year movement above threshold Severity: signal
    Technical provenance
    Detector
    skv4-metric-signal-thresholds-v1
    Schema
    1
  13. Authority record Quick overview

    Lifecycle School started

    Skolverket records 2013-10-01 as the start date for this compulsory school operated by Nya Skolan Sverige AB, current status AKTIV.

    Origin: Skolverket school-unit register Data trust: high (register source) Date precision: day Severity: info
    Technical provenance
    Detector
    skv4-register-start-date-v1
    Schema
    1

Register sources: Skolverket (fetched 31 May 2026), the Swedish Schools Inspectorate (fetched 3 May 2026) and group lookup from Bolagsverket/Skolkoll. Computed signals are marked as "Skolkoll calculation" 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.

Personnel

Permanently employed
78.8% Limited history There is still too little history to interpret the trend safely. This affects Permanently employed teachers This staffing metric is affected by FTE definitions, local reporting practices, and temporary vacancies. Read more about the method →
Senior teachers (förstelärare)
— Data missing — the Swedish National Agency for Education has not published this value.
Teacher turnover The proportion of staff replaced during a year. High staff turnover may indicate instability or recruitment difficulties. Read more in glossary →
12.1%
Pupils per counsellor
781.5
Certified in subject(s)
49.8% (licensed and certified for teaching subject)
Teachers (FTE)
34.8
Share of female teachers
60.5%

School survey (agree, %)

Safety, year 5
92%
Safety, year 8
87% Limited history There is still too little history to interpret the trend safely. This affects Safety year 8 The school survey relies on voluntary responses and results can vary substantially between years for small samples. Read more about the method →
Study peace, year 5
58%
Study peace, year 8
60% Limited history There is still too little history to interpret the trend safely. This affects Study environment year 8 The school survey relies on voluntary responses and results can vary substantially between years for small samples. Read more about the method →
Anti-bullying, year 5
76%
Anti-bullying, year 8
70%
Stimulation, year 5
77%
Stimulation, year 8
60%

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

Operator finances

Operator finances — Nya Skolan Sverige AB

Key figures from the operator's most recent annual report (period ending 2025-06-30).

Figures are for the operator (Nya Skolan Sverige AB), which may run several schools — not for this individual school.

Revenue 102,691 TSEK
Net income -20 TSEK
Equity ratio 28%
Employees 117

Source: Bolagsverket (annual report, period ending 2025-06-30).

Demography

Pupil forecast — Trollhättan

Number of children in the age group ages 6–15 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 6–15 (2025) 7,026
ages 6–15 (2030) 6,546
ages 6–15 (2035) 6,014
Change 2025→2030 -6.8%

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

Trollhättan municipality — history (school form: compulsory 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 6,2506,2546,3116,3756,415
Merit value yr 9 227.3222.9229.5229.3224.9
Eligibility for upper secondary 71.4%68.4%68.8%69.9%69.4%
Pupils per teacher 12.412.212.311.812.2
Cost per pupil —142,196 SEK135,819 SEK126,989 SEK121,118 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

Download data for your own analysis. Files are CSV with UTF-8 encoding.

Open data — all schools