Postal address
18486 ÅKERSBERGA
Skärgårdsstadsskolan in Österåker
After-school care, Compulsory school, Preschool class — Year 1–9 in Österåker, Stockholms län · ÖSTERÅKERS 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.
Improving How is it calculated?
This school performs near average
Quality dimensions
Results 36
Staff 87
Value-added 41
Safety 70
Resources 22
Skärgårdsstadsskolan is a compulsory school in Österåker, Stockholms län. The school has 390 pupils and 14 pupils per teacher. Average merit value in year 9 is 216.8 points. 86% of teachers are qualified. Provider The organisation that runs the school — a municipality, foundation or limited company.Read more in glossary → : Österåkers kommun.
Statistics: school year 2023/24. Source: Skolverket, SCB, Kolada. Glossary · About the data.
Result history: 5 years Pro trial
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Data
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Visits
Open house and visiting days
Verified dates for visiting this school.
No verified open house dates are registered yet.
Send a date
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.
School signal summary
Above average
compared to national averages Merit value yr 9
216.8 ↑
National: 227.7 Municipality: 222.6
Pupils/teacher
14 ↓
National: 12.1 Municipality: 13.9
Qualified teachers
86% ↓
National: 74.0% Municipality: 71.1%
Eligible for upper secondary
100% →
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.
Percentile ranking
School's position among all compulsory schools in Sweden.
Merit score P36
Qualified teachers P87
Teacher density P22
Upper secondary eligibility P86
Safety index
70 /100
Safety 82%
Study environment 61%
Anti-bullying 59%
Staff 70%
Company dataProvider and inspection
Inspection and review (Schools Inspectorate)
Decisions and reviews from the Schools Inspectorate.
Full inspection decisions are available from the Schools Inspectorate.Search at skolinspektionen.se
Search inspection records
The Schools Inspectorate (Skolinspektionen) is responsible for supervision and quality reviews of schools in Sweden.
Search for Skärgårdsstadsskolan at the Schools Inspectorate
Full inspection decisions, injunctions and quality reviews are available from the Schools Inspectorate.
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 → — Österåker
Municipality average cost per pupil. Source: Kolada.
127,624 SEK Total cost/pupil National avg: 142,155 SEK
80,284 SEK Teaching
23,223 SEK Facilities
6,230 SEK Meals
6,583 SEK Learning materials
6,040 SEK Student health
Municipal schools: 136,835 SEK/pupil.
Student support services Collective term for the school’s medical, psychological, psychosocial, and special-educational services.Read more in glossary → in Österåker
Municipality-level data on student health and support resources. Source: Kolada and the Schools Inspectorate.
View all key figures for Österåker · Source: Kolada
After-school care in Österåker
Municipality-level key figures for after-school care (fritidshem) in Österåker. The data covers the entire municipality and may differ from this specific unit.
View all key figures for Österåker · Source: Kolada
Student forecast — Österåker
Population forecast for children ages 6–15 in Österåker. Source: SCB.
6,683 ages 6–15 (2025)
6,724 ages 6–15 (2030)
6,345 ages 6–15 (2035)
+0.6 % 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
Teacher turnover: 13.4% — share of teachers who left or joined during the year
Municipal average qualified teachers: 71.1% (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.
Trend: qualified teachers in Österåker (%)
2020: 64.5% 2025: 73.2%
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.
217 Actual merit value
228 Modelled value
-11.0 (expected: 0)
School's own contribution (2024/25)
Municipality avg. (Österåker): -10.4
−60 0 +60
✓ High certainty
Standard uncertainty: ±0.8 points
(390 pupils)
Large school — the SALSA score is statistically stable.
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
SALSA score over time
2020/21: +13.0 2024/25: -11.0
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.
Schools with similar pupil composition
Schools with similar SALSA background variables (parents' education, recently immigrated, gender). Shows how Skärgårdsstadsskolan performs compared to schools with similar conditions.
-11.0 Performs below expectations
Better SALSA score than 2 of 15 comparison schools
Average SALSA score among comparison schools: +2.5
| School | Municipality | Merit value | SALSA score | Qualified teachers |
|---|---|---|---|---|
| Skärgårdsstadsskolan | Österåker | 217 | -11.0 | 86% |
| Vittra Örebro | Örebro | 241 | +15.0 | 48.2% |
| Montessoriskolan Pärlan | Mark | 224 | -8.0 | 24.6% |
| Mellansjö skola | Täby | 166 | -62.0 | 46.6% |
| Profilskolan | Stockholm | 246 | +13.0 | 68.7% |
| JENSEN grundskola Bro-Mälarstrand | Upplands-Bro | 265 | +30.0 | 70.8% |
| Ursviksskolan | Skellefteå | 220 | -9.0 | 76.5% |
| Herrestorpskolan | Vellinge | 223 | +2.0 | 74.2% |
| Östra skolan | Falun | 230 | +5.0 | 56.4% |
| Västra Stenhagenskolan | Uppsala | 242 | +15.0 | 85.1% |
| Nacka Idrottsgrundskola | Nacka | 280 | +44.0 | 47.3% |
| Änglagårdskolan | Göteborg | 236 | +3.0 | 67.1% |
| Nyckelskolan | Södertälje | 235 | +9.0 | 79.6% |
| Lysingskolan | Ödeshög | 222 | -7.0 | 57.5% |
| Ungärde skola | Malung – Sälen | 235 | +22.0 | 47.6% |
| Nivrenaskolan | Sundsvall | 185 | -35.0 | 84.3% |
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.
29 Pupils yr 6
51 Pupils yr 9
-3.7 pp
Pass rate yr 6 vs 9
100%
Upper secondary eligibility National avg: 86% (national: 86.1%)
Pupils per year group
How do the pupils feel? ( School survey The Schools Inspectorate’s survey sent to pupils, parents, and staff about safety, classroom order, and teaching.Read more in glossary → )
Results from the Schools Inspectorate's survey.
Share of pupils who fully or partly agree (0–100%). National average shown in brackets where available.
Trends over time
Data changes
Statistics
Extended statisticsDetailed results
Quality dataQuality and finance (Skolverket Statistical Database)
Costs, personnel data and school survey results from Skolverket's quality system.
Costs per pupil
Personnel
School survey — radar chart
Student responses across 5 dimensions. Grey area = national average. What does the survey measure?
Safety 87% +5.2 pp
Study environment 65% +8.5 pp
Anti-bullying 75% +9.9 pp
Stimulation 73% +7.1 pp
Support 79% +5 pp
Avg 76%
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?
Rising (+0.8 on 0–10)
Demographics & safety
Pupil demographics
Safety in the municipality
Reported crimes at municipality level — not school-specific. Source: Kolada.
Contact & AboutAbout the school
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Result tracking
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.
For definitions and methodology: method, data sources and glossary.
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Compare these schoolsSchools of the same type in Stockholms län with similar pupil counts.
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Related
Keep exploring this school through its provider, group, municipality, and the most relevant statistics pages.
Compulsory schools in ÖsteråkerSee all compulsory schools in the municipality with results and comparisons.Schools in ÖsteråkerOpen the municipality page with all schools, rankings, and local aggregates.Österåkers kommunSee all schools, municipalities, and core metrics for the same provider.Stockholms 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.School size by school typeSee how school forms and unit sizes are distributed nationally.School type distributionCompare how school forms are distributed across municipalities and operators.
Documents from the Schools Inspectorate
School libraries in the municipality
Municipal average from the National Library's school library statistics (2024).
School meals
Weekly menus and meal provider for this school's municipality.
No menu provider registered for this municipality yet.
Source: municipality's own meal portal — Skolnavigator does not host menu content.
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Statistics: school year 2023/24. Source: Skolverket, SCB, Kolada.
Glossary · About the data.
— = data not available from source.
