Trollehöjdskolan in Mullsjö

Compulsory school — Year 7–9 in Mullsjö, Jönköpings län · MULLSJÖ KOMMUN

6 values has limited history

This applies only to the values listed here.

There is still too little history to interpret the trend safely.

This affects

  • Anti-bullying year 8
  • Cost per student
  • Permanently employed teachers
  • Safety year 8
  • Study environment year 8
  • Number of pupils
  • The school survey relies on voluntary responses and results can vary substantially between years for small samples.
  • Costs are affected by accounting practices, rent levels, and service mix, and should mainly be compared across similar school types.
  • This staffing metric is affected by FTE definitions, local reporting practices, and temporary vacancies.
  • Pupil counts may be privacy-suppressed for small units and are not always updated on the same cadence as other indicators.

Other values here do not have this specific note.

Read more about the method →
Skolkoll score: 34 of 100 Improving How is it calculated?
This school performs below average
300 pupils 66.3% qualified teachers Merit 203.9 12.2 pupils/teacher Grade deviation +0.9 1 warning signal
Quality dimensions
Results 18
Staff 28
Value-added 36
Safety 68
Resources 46

Trollehöjdskolan is a compulsory school in Mullsjö, Jönköpings län. The school has 300 pupils and 12.2 pupils per teacher. Average merit value in year 9 is 203.9 points. 66.3% of teachers are qualified. Provider The organisation that runs the school — a municipality, foundation or limited company.Read more in glossary → : Mullsjö kommun.

Statistics: school year 2023/24. Source: Skolverket, SCB, Kolada. Glossary · About the data.

Result history: 5 years
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Visits

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Dates are added from school-provided or editorially verified sources after manual review.

Warning signals

Objective assessment based on statistics — not a quality stamp. Glossary.

1 warning signal identified
SALSA underperformance -17.0

Merit value is 17 points lower than expected given pupil composition (SALSA score: -17.0).

School signal summary

Below average
compared to national averages
Merit value yr 9
203.9 ↑
National: 227.7 Municipality: 203.9
Pupils/teacher
12.2 ↓
National: 12.1 Municipality: 13.1
Qualified teachers
66.3% ↑
National: 74.0% Municipality: 74.3%
Eligible for upper secondary
74.7% ↑
National: 86.1%
School National Municipality

School profileSchool strengths and profile

School's strengths compared to all compulsory schools nationally. Source: Skolverket, Schools Inspectorate. Method.

Radar chart: school profile across five dimensions ResultsStaffSafetyResourcesTrend

Percentile ranking

School's position among all compulsory schools in Sweden.

Merit score P18
Qualified teachers P28
Teacher density P46
Upper secondary eligibility P17

Safety index

68 /100
Safety 81%
Study environment 54%
Anti-bullying 59%
Staff 71%

Cost per pupil The municipality’s total cost for compulsory school per student per year. Ranges from under SEK 100,000 to over SEK 200,000.Read more in glossary → — Mullsjö

Municipality average cost per pupil. Source: Kolada.

138,158 SEK Total cost/pupil National avg: 142,155 SEK
70,204 SEK Teaching
20,827 SEK Facilities
10,291 SEK Meals
3,458 SEK Learning materials
5,953 SEK Student health

Municipal schools: 133,611 SEK/pupil.

Student support services Collective term for the school’s medical, psychological, psychosocial, and special-educational services.Read more in glossary → in Mullsjö

Municipality-level data on student health and support resources. Source: Kolada and the Schools Inspectorate.

Student health, compulsory school
5,953 SEK/pupil (national: 5,053 SEK)
Easy access to student health, yr 5
78.5%
Easy access to student health, yr 8
48.3%
Support from student health (staff)
84.6%
Preventive work (staff)
79.4%

View all key figures for Mullsjö · Source: Kolada

After-school care in Mullsjö

Municipality-level key figures for after-school care (fritidshem) in Mullsjö. The data covers the entire municipality and may differ from this specific unit.

Children per FTE
25.7 (national: 21.6)
Pedagogical higher education
47.2% (national: 36.7%)
Cost per child
50,069 SEK/year (national: 46,712 SEK)
Enrolment rate (age 6-12)
50.4% (national: 57.9%)
Enrolled children in municipality
320

View all key figures for Mullsjö · Source: Kolada

Student forecast — Mullsjö

Population forecast for children ages 6–15 in Mullsjö. Source: SCB.

945 ages 6–15 (2025)
934 ages 6–15 (2030)
886 ages 6–15 (2035)
-1.2 % Change

Staff & stability

Staff stability and qualification data, shown first at school level and then at municipality level.

This school

Indicator based on the share of permanently employed, senior and qualified teachers. The school has high staff stability.

High
Permanently employed
88.1%
Senior teachers
9.9%
Qualified teachers
66.3%

Teacher turnover: 12% — share of teachers who left or joined during the year

Municipal average qualified teachers: 74.3% (national: 74%).

A high share of permanently employed and qualified teachers indicates a more stable staff situation. Source: Skolverket Statistical Database.

Municipality

How stable the teaching workforce is in the municipality, measured as the trend in the share of qualified teachers over time. Municipality-level data from Kolada. School-specific trend is shown above under This school.

Qualified teachers The proportion of teachers with a teaching licence and qualification in the subjects they teach.Read more in glossary → — Mullsjö (2025)
72.5% (national: 73.3%)
Qualification trend (2020–2025)
↓ -3.1 percentage points (declining)
Pupils per teacher — Mullsjö
12.8 (national: 11.9)

Trend: qualified teachers in Mullsjö (%)

2020: 75.6% 2025: 72.5%

All staff data for Mullsjö

Merit value The sum of a student’s 16 best grades in year 9, max 320 points (340 with modern languages). The national average is around 225–230.Read more in glossary → vs. expected ( SALSA A statistical model that compares schools’ results with what is expected given the student composition.Read more in glossary → )

SALSA compares the school's actual merit value with a modelled value based on pupil composition. School year 2024/25.

204 Actual merit value
221 Modelled value
-17.0 (expected: 0) School's own contribution (2024/25)

Municipality avg. (Mullsjö): -17.0

−60 0 +60
✓ High certainty Standard uncertainty: ±0.9 points (300 pupils)
Large school — the SALSA score is statistically stable.

SALSA measures relative performance — not absolute school quality. The model explains approx. 53% of variation; the rest depends on factors like leadership, teaching, resources and pupil selection not captured by the model.

Background variables in the model
Parents' education level
2.3 (scale 1-3)
Recently immigrated pupils
4%
Share of boys
47.0%
Pass in all subjects
61% (model: 67%, score: -5)

SALSA score over time

2020/21: -16.0 2024/25: -17.0

Positive SALSA score = higher results than expected given pupil composition. Source: SIRIS/Skolverket. Read more about SALSA.

Similar schools

The 5 most similar compulsory schools based on pupil count, geography, teacher qualifications and pupil composition.

Gunnarsboskolan
Mullsjö
Qual: 74.3% 260 pupils
0 km away 89% similarity
Kungsängsskolan
Norrköping
Qual: 74.6% 320 pupils
88% similarity
Öxnehagaskolan
Jönköping
Qual: 73.3% 300 pupils
28 km away 87% similarity
Barnarpsskolan
Jönköping
Qual: 72.7% 330 pupils
29 km away 86% similarity
Centralskolan F-6
Falköping
Qual: 70.8% 280 pupils
34 km away 86% similarity

Schools with similar pupil composition

Schools with similar SALSA background variables (parents' education, recently immigrated, gender). Shows how Trollehöjdskolan performs compared to schools with similar conditions.

-17.0 Performs below expectations

Better SALSA score than 5 of 15 comparison schools

Average SALSA score among comparison schools: -8.7

School Municipality Merit value SALSA score Qualified teachers
Trollehöjdskolan Mullsjö 204 -17.0 66.3%
Stadsparksskolan Partille 224 -2.0 77.4%
Hagaskolan Alvesta 205 -14.0 78%
Väröbackaskolan 4-9 Varberg 203 -21.0 69%
Älvstranden bildn.centrum 7-9 Hagfors 191 -28.0 63.6%
Fritslaskolan Mark 192 -29.0 57.6%
Eneskolan Södertälje 200 -21.0 72.3%
Gullmarsskolan 7-9 Lysekil 218 -9.0 62.1%
Rödsleskolan F-9 Oskarshamn 204 -21.0 66.3%
Internationella Engelska Skolan Hässleholm Hässleholm 245 +22.0 –
Norråsaskolan Nässjö 209 -15.0 69.1%
Gällö skola Bräcke 216 -6.0 77.5%
Altorpskolan B D Herrljunga 209 -13.0 70.5%
Vittra Brotorp Sundbyberg 254 +29.0 52.3%
Bregårdsskolan 7-9 Karlskoga 227 +6.0 58.6%
Madesjöskolan Ma02 Nybro 210 -9.0 77.8%

SALSA score = actual merit value minus SALSA model's expected value. Positive (green) = better than expected. Source: SIRIS/Skolverket. School year 2024/25.

Student throughput The proportion of upper secondary students who graduate within three years. An important quality measure for upper secondary schools.Read more in glossary →

Proxy: difference in pass rate (all subjects) year 6 vs year 9.

106 Pupils yr 9
-2.4 pp Pass rate yr 6 vs 9
74.7% Upper secondary eligibility National avg: 86% (national: 86.1%)

Pupils per year group

Year 7
97
Year 8
95
Year 9
106

Statistics

Number of pupils
300 Limited historyThere is still too little history to interpret the trend safely.This affectsNumber of pupilsPupil counts may be privacy-suppressed for small units and are not always updated on the same cadence as other indicators.Read more about the method →
Pupils per teacher
12.2 (municipal avg: 13.1, national: 12.1)
Qualified teachers
66.3% (municipal avg: 74.3%, national: 74%)
Merit value yr 9
203.9 (municipal avg: 203.9, national: 227.7)
Eligible for vocational upper secondary yr 9
74.7% (national: 86.1%)
NP Swedish yr 9
10.6%
NP English yr 9
14.4%
NP Mathematics yr 9
8.3%
School library
Yes

Quality dataQuality and finance (Skolverket Statistical Database)

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

Costs per pupil

Total cost
134,400 SEK Limited historyThere is still too little history to interpret the trend safely.This affectsCost per studentCosts 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
68,000 SEK
Facilities
20,200 SEK
Meals
9,700 SEK
Learning materials
5,100 SEK
Student health
5,200 SEK

Personnel

Special needs teachers qualified
0%
Permanently employed
88.1% Limited historyThere is still too little history to interpret the trend safely.This affectsPermanently employed teachersThis staffing metric is affected by FTE definitions, local reporting practices, and temporary vacancies.Read more about the method →
Senior teachers
9.9%
Teacher turnover The proportion of staff replaced during a year. High staff turnover may indicate instability or recruitment difficulties.Read more in glossary →
12%
Pupils per counsellor
1093.3
Certified in subject(s)
79.8% (licensed and certified for teaching subject)
Teachers (FTE)
68.2
Share of female teachers
74.8%

School survey — radar chart

Student responses across 5 dimensions. Grey area = national average. What does the survey measure?

SafetyStudy environmentAnti-bullyingStimulationSupport
Safety 89% +7.2 pp
Study environment 60% +3.5 pp
Anti-bullying 75% +9.9 pp
Stimulation 69% +3.1 pp
Support 77% +3 pp
Avg 74%

NKI trend over time (Pupils year 8)

NKI per year (0–10): the "nojdhet" dimension when present, otherwise the average of all survey dimensions. What does the survey measure?

4.9 2023 5.7 2025
Rising (+0.8 on 0–10)

Demographics & safety

Pupil demographics

Foreign background
12.7%
Gender
47.0% boys, 53.0% girls
Recently immigrated pupils
4% (SALSA model)
Other mother tongue than Swedish
15.2% (municipality avg.)
Swedish as a second language
6% (municipality avg.)
Parents with higher education
52.1%

Safety in the municipality

Reported crimes at municipality level — not school-specific. Source: Kolada.

Reported crimes (total)
6,658 per 100,000 pop.
Violent crimes
436 per 100,000 pop.
Burglaries
79 per 100,000 pop.
Drug offences
410 per 100,000 pop.

Contact & AboutAbout the school

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View contact details on Skolverket

Result tracking

Eligible for upper secondary
74.7% (national: 86.1%)

Postal address

BOX 47, 56521 MULLSJÖ

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About data and sources

Statistics are sourced from Skolverket, Kolada/RKA and SCB. Latest known data update: . Empty values mean the data is missing at source or not applicable to this school type.

School unit code
28156767
School forms
Compulsory school
Year span
7–9
School provider
Mullsjö kommun
Organisation number
2120001603
Provider type
Municipality
Municipality
Mullsjö
County
Jönköpings län
Legal form
Municipality
Principal
Carola Granath Bergh

For definitions and methodology: method, data sources and glossary.

Gunnarsboskolan Compulsory school, After-school care · 260 pupils Gunnarsbo ABC Compulsory school, Preschool class, After-school care · 140 pupils Kronängsskolan Compulsory school, Preschool class, After-school care · 130 pupils TROLLÄNGENS FÖRSKOLA Preschool · 119 pupils SKOGSGLÄNTANS FÖRSKOLA Preschool · 89 pupils KRONÄNGS FÖRSKOLA Preschool · 74 pupils See all compulsory schools in Mullsjö
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Related

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Compulsory schools in MullsjöSee all compulsory schools in the municipality with results and comparisons.Schools in MullsjöOpen the municipality page with all schools, rankings, and local aggregates.Mullsjö kommunSee all schools, municipalities, and core metrics for the same provider.Jönköpings länCompare municipalities and school patterns across the whole county.Merit value year 9Compare year-9 merit values across municipalities and school environments.Certification vs Merit valueSee how merit values and upper-secondary eligibility move together.Compare schoolsBuild a side-by-side comparison with the schools you care about.

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Last updated: Source: Skolverket, SCB, Kolada

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Statistics: school year 2023/24. Source: Skolverket, SCB, Kolada. Glossary · About the data.
— = data not available from source.