When was Ysgol Treffynnon last inspected?

Estyn has inspected Ysgol Treffynnon, and its most recent report is set out in the inspection section on this page, with the inspection date and a link to the full report on the Estyn website.

How big is Ysgol Treffynnon?

Ysgol Treffynnon has 519 pupils on roll.

Is Ysgol Treffynnon a faith school?

No. Ysgol Treffynnon has no designated religious character.

Does Ysgol Treffynnon publish exam results?

Wales does not publish school-level exam results under an open licence, so this page shows the characteristics the Welsh Government does release, such as the share of pupils eligible for free school meals, rather than exam data. Its inspection report is on the Estyn website.

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Ysgol Treffynnon

Ysgol Treffynnon

The Strand, Holywell, Flintshire, CH8 7AW

Phase: Secondary
Gender: Not applicable
Language: English medium school / provision
Constituency: Clwyd East
Setting: Urban: Nearer to a major town or city
Pupils on roll: 519
URN: 401702
Local authority: Flintshire
Telephone: 01352710011

About this school

Ysgol Treffynnon is a secondary school in Flintshire. It has 519 pupils on roll.

Estyn's most recent report on the school is linked from the section below. The school census figures the Welsh Government publishes, such as the share of pupils eligible for free school meals, are shown below. Seeing a school for yourself shows what no page can, so arrange a visit before you apply.

Estyn inspection

Wales: Estyn

Inspected 17 July 2025 · Estyn review, Secondary

Estyn now reports in narrative form. Instead of an overall grade it describes a school's work and, where it is needed, sets a follow-up category. OfferDay shows the inspection date and links to the full report rather than reproducing Estyn's findings.

Read the full inspection report on Estyn's website

School characteristics

From the Welsh Government school census, latest 3 years.

Free school meals (3-year average)

2022/23

29.9%

2023/24

28.6%

2024/25

28.4%

The Welsh Government's headline measure of a school's level of deprivation.

English as an additional language

2022/23

3.1%

2023/24

3.6%

2024/25

3.7%

Wales does not publish school-level exam results under an open licence, so OfferDay does not show attainment figures for Welsh schools. Estyn reports on each school, and the Welsh Government publishes results at national and local-authority level.

Location

Nearby schools

Ysgol Maes-Y-Felin
Welsh schools · Flintshire

0.1 miles
St Winefrides R.C. School
Welsh schools · Flintshire

0.4 miles
Ysgol Gwenffrwd
Welsh schools · Sir Y Fflint

0.4 miles
Greenfield C.P. School
Welsh schools · Flintshire

0.7 miles
Brynford C.P. School
Welsh schools · Flintshire

1.2 miles

Common questions

What kind of school is Ysgol Treffynnon?: Ysgol Treffynnon is a secondary school in Flintshire.
When was Ysgol Treffynnon last inspected?: Estyn has inspected Ysgol Treffynnon, and its most recent report is set out in the inspection section on this page, with the inspection date and a link to the full report on the Estyn website.
How big is Ysgol Treffynnon?: Ysgol Treffynnon has 519 pupils on roll.
Is Ysgol Treffynnon a faith school?: No. Ysgol Treffynnon has no designated religious character.
Does Ysgol Treffynnon publish exam results?: Wales does not publish school-level exam results under an open licence, so this page shows the characteristics the Welsh Government does release, such as the share of pupils eligible for free school meals, rather than exam data. Its inspection report is on the Estyn website.

School details come from the Department for Education's Get Information About Schools register and the Welsh Government's address list of schools. Inspection information comes from Estyn, and pupil characteristics from the Welsh Government's school census. OfferDay links to each Estyn report rather than reproducing it. This page was last updated on 17 July 2025.