St Martin's School, Caerphilly
St Martin's School is a secondary school for pupils in Caerphilly.
- Estyn
- Not in follow-up
Data last updated 27 Oct 2026
St Martin's School in detail
School in Wales
St Martin's School is an English-medium school in Wales. Welsh schools are inspected by Estyn rather than Ofsted, and its latest report is published on Estyn's website.
It had 950 pupils in the 2025/26 school census.
18% of pupils are eligible for free school meals (three-year average).
Of its pupils, 3% have additional learning needs (20% in 2020/21); 2% are learning English as an additional language; and 11% are from Black, Asian and minority ethnic backgrounds.
Year groups range from 52 pupils (Year 13) to 176 (Year 8).
Its delegated budget for 2026-27 works out at £6,124 per pupil, against £4,622 in 2021-22. It ended 2024-25 with a deficit of £1,665k.
What Estyn said
Estyn's most recent full inspection report on St Martin's School dates from 2019.
Read the full Estyn report (school website)
Source: © Crown copyright, Estyn: "Inspection report St Martin School 2019 (English only)". Quoted under Estyn's re-use terms.
Compared with nearby schools
The nearest other state secondary schools to St Martin's School are St Cenydd School (1.2 miles), Bedwas High School (1.9 miles), Llanishen High School (2.9 miles) and Corpus Christi Catholic High School (3.6 miles).
St Cenydd SchoolBedwas High SchoolLlanishen High SchoolCorpus Christi Catholic High School
Getting there
The nearest railway station is Caerphilly Rail Station, about 220 metres away (roughly a 3-minute walk).
13 bus stops are within a five-minute walk; the closest is St Martin's Church (outside), 180 metres away.
Sources: Welsh Government school data and StatsWales (OGL); Estyn; NaPTAN (Department for Transport)
Key Information
DfE GIASInspection
Schools in Wales are inspected by Estyn, not Ofsted. Read St Martin's School's Estyn reports.
At a Glance
No
Boarding
No
Nursery
No
Special Measures
Keep up with St Martin's School
Getting There
Train Stations
Bus Stops
Free school transport
Check free transport to St Martin's School from your postcode →
You apply to the council where you live. St Martin's School is in Caerphilly; for families living there:
Apply to Caerphilly for free school transport. Its policy is on the council's website.
Safety and surroundings
Road collisions within 500 m (2021 to 2025)
- Collisions
- 11
- Fatal
- 0
- Serious
- 4
- Children hurt
- 5
Within 500 m of the school's mapped location, police recorded 11 road collisions in which someone was injured in 2021 to 2025: none fatal, 4 serious and 7 slight.
5 children aged 0 to 15 were hurt: 4 on foot and 1 on a bicycle.
3 of the collisions happened on a weekday between 08:00 and 09:30 or 14:45 and 16:30, holidays included.
The typical figure for schools in Caerphilly is 8 (the median across 85 schools, same distance and years).
Serious and slight counts use the Department for Transport's severity adjustment, which allows for changes in how police forces record injuries; they are estimates, rounded to whole numbers. Distances are in a straight line. Source: Department for Transport, Road Safety Data (STATS19), Open Government Licence v3.0.
Commute and house prices
Questions parents ask about St Martin's School
What is the catchment area for St Martin's School?
In Wales catchment areas are set by the local authority, so St Martin's School has a defined catchment published by Caerphilly. Living in it does not guarantee a place - when the school is oversubscribed Caerphilly applies the published criteria, which usually put looked-after children first, then siblings, then distance - but it normally carries priority.
How do I apply to St Martin's School?
Apply through Caerphilly, naming St Martin's School on your application. Welsh admission deadlines are set by each local authority rather than nationally, so check Caerphilly's admissions pages for this year's closing date.
How many road collisions happen near St Martin's School?
Within 500 m of the school's mapped location, police recorded 11 road collisions in which someone was injured in 2021 to 2025: none fatal, 4 serious and 7 slight. 5 children aged 0 to 15 were hurt: 4 on foot and 1 on a bicycle. 3 of the collisions happened on a weekday between 08:00 and 09:30 or 14:45 and 16:30, holidays included. The typical figure for schools in Caerphilly is 8 (the median across 85 schools, same distance and years).
Where is St Martin's School?
St Martin's School is at Hillside, Caerphilly, CF83 1UW.
Source: Department for Transport, Road Safety Data (STATS19)