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Mount Sackville Secondary School

Post-primary · Voluntary secondaryCatholicGirlsFee-paying

Tower Road, Chapelizod, Dublin 20 · D20 WP68 · Roll number 60120W

Mount Sackville Secondary School is one of 24 post-primary schools in or within 3 km of Carpenterstown. Every school in and around Carpenterstown →

Directions
Pupils
636
September, 2025/26
Girls
Since 2019/20
−3%
from 656 pupils
Ireland: +5%
Ethos
Catholic
Patron: Le Chéile Schools Trust
Language
English
outside the Gaeltacht
Results
Not published
none school by school (Education Act 1998, s.53)
The gist

What stands out about Mount Sackville Secondary School

  • 636 pupils, near the middle for post-primary schools in Ireland (the median is 585).
  • About as many pupils as in 2019/20 (−3%).
  • Teaches through English, with Irish as a subject.
  • A girls’ school.
  • Charges fees.
  • A voluntary secondary school: owned by its trustees, most often a religious order or its successor trust, and paid for by the State.
  • Its patron is Le Chéile Schools Trust; its ethos is Catholic.

Pupils over time

2015/16 to 2025/26

Mount Sackville Secondary School had 636 pupils in 2025/26, against 635 in 2015/16 (+0%). Its largest roll was 680, in 2017/18. Its roll rose in 4 of the 10 years.

02004006008002015/162018/192021/222025/26Pupils

Department of Education enrolments at 30 September each year; girls and boys where the lists give them.

No letter

No letter for Mount Sackville Secondary School

Ireland publishes no exam results school by school, and section 53 of the Education Act 1998 restricts comparing schools by them, so this school has no letter and nothing here ranks it. Its facts are the Department of Education’s; its inspection reports are linked below.

What the Department of Education does publish for Mount Sackville Secondary School is on this page: its pupils each September since 2015/16, girls and boys, its patron and ethos, whether it teaches through Irish, whether it is in DEIS, and its inspection reports.

Newspapers print lists of how many of a school’s leavers go on to college. Those count destinations, not exam results, and depend on who a school takes in; we don’t use them.

Inspections

Inspection reports on Mount Sackville Secondary School

The Department of Education’s Inspectorate visits schools and publishes its reports. The reports describe what inspectors saw; they give no overall grade, and we don’t make one. Reports for this school on gov.ie ↗

Inspectors visit every kind of school. Whole-school evaluations look at teaching and learning, leadership and management; subject inspections look at one subject; follow-through inspections check whether earlier advice was taken. Each report is published on gov.ie with the school’s response.

Getting in

Getting a place at Mount Sackville Secondary School

Every school admits under its own published admission policy; no admissions numbers are published.

Families apply to Mount Sackville Secondary School directly, usually in the year before their child finishes sixth class; the school’s yearly admission notice gives the dates for applying and for its decisions.

A school with more applicants than places admits on the criteria in its admission policy, often brothers and sisters, the area it serves and, for post-primary schools, its feeder primaries. A family refused a place can appeal.

It charges fees, set by the school. It takes girls only.

Pupils
636
September, 2025/26
Since 2019/20
−3%
from 656 pupils

No figures on applications are published, but the roll shows demand: Mount Sackville Secondary School is about the size it was in 2019/20 (−3%). All the schools around Carpenterstown together changed by −1%.

Pupils since 2019/20

Mount Sackville−3%
The post-primary schools around Carpenterstown+15%
All Irish post-primary schools+15%

Education (Admission to Schools) Act 2018; Department of Education enrolments 2019/20 and 2025/26 (preliminary).

Side by side with the nearest post-primary schools

2025/26

The nearest schools of the same kind, as the crow flies: their pupils, ethos and language. No results: none are published.

Of the 6 nearest post-primary schools, 5 have more pupils than Mount Sackville Secondary School. Since 2019/20 its roll has changed by −3%; 5 of the 5 grew faster.

Mount Sackville636
Castleknock College771
Kylemore College479
St. Seton's741
Phobailscoil Iosolde764
Edmund Rice College912
The Kings Hospital732
SchoolPupilsSince 2019/20EthosLanguageDEISAway
Mount Sackville Secondary School636−3%CatholicEnglish
Castleknock College771+10%CatholicEnglish1.2 km
Kylemore College479+22%Multi-denominationalEnglish✓1.7 km
St. Seton's Secondary School741–OtherEnglish✓1.7 km
Phobailscoil Iosolde764−0%Inter-denominationalEnglish✓1.8 km
Edmund Rice College912+576%CatholicEnglish1.9 km
The Kings Hospital732+3%Church of IrelandEnglish1.9 km
The other 177 post-primary schools in Co. Dublin
SchoolPupilsSince 2019/20EthosLanguageDEISAway
Castleknock Community College1,318+13%Multi-denominationalEnglish2.6 km
St. Kevin's Community College525+41%Inter-denominationalEnglish✓3.3 km
Collinstown Park Community College630+11%Inter-denominationalEnglish✓3.3 km
Le Cheile Secondary School944+26%CatholicEnglish3.5 km
Mercy Secondary School349+124%CatholicEnglish✓3.5 km
St Dominics College790−1%CatholicEnglish3.6 km
St Declan's College651+0%CatholicEnglish3.7 km
Coláiste Mhuire272−4%CatholicAll in Irish✓3.7 km
Luttrellstown Community College1,027+15%Multi-denominationalEnglish3.8 km
Our Lady Of Mercy Secondary School289−6%CatholicEnglish✓4.1 km
Scoil Phobail Chuil Mhin1,014−1%Inter-denominationalEnglish4.1 km
New Cross College417+110%CatholicEnglish✓4.2 km
Meanscoil Iognáid Rís521−10%CatholicEnglish✓4.3 km
Cabra Community College264+102%Multi-denominationalEnglish✓4.3 km
Coláiste Eoin257+43%Multi-denominationalEnglish✓4.5 km
Assumption Secondary School270+8%CatholicEnglish✓4.5 km
St Michaels Secondary School646+4%CatholicEnglish✓4.8 km
Rath Dara Community College323+28%Inter-denominationalEnglish✓4.9 km
C.B.S. James Street251+65%CatholicEnglish✓5 km
Coláiste Chilliain400−4%Multi-denominationalAll in Irish5 km
Coláiste Phádraig CBS745+38%CatholicEnglish5 km
St Josephs Secondary School283+48%CatholicEnglish✓5.1 km
Blakestown Community School563+31%Inter-denominationalEnglish✓5.1 km
Moyle Park College763+3%CatholicEnglish5.1 km
Loreto College320−20%CatholicEnglish✓5.2 km
Coláiste Bríde993+4%CatholicEnglish5.2 km
Kishoge Community College937+12%Multi-denominationalEnglish5.3 km
Griffeen Community College576+317%Multi-denominationalEnglish5.3 km
Coláiste Cois Life592−27%Multi-denominationalAll in Irish5.3 km
St Pauls C.B.S.244+15%CatholicEnglish✓5.5 km
Clogher Road Community College297+46%Multi-denominationalEnglish✓5.5 km
St Vincents C.B.S. Glasnevin408+13%CatholicEnglish✓5.5 km
St Joseph's College934+6%CatholicEnglish5.5 km
Hartstown Community School1,120−1%Inter-denominationalEnglish5.6 km
Rosary College250+35%CatholicEnglish✓5.6 km
Beneavin De La Salle College585+15%CatholicEnglish✓5.7 km
Deansrath Community College425+43%Inter-denominationalEnglish✓5.8 km
St Mary's Secondary School830+2%CatholicEnglish✓5.9 km
Presentation College262+55%CatholicEnglish✓5.9 km
Mount Carmel Secondary School386−4%CatholicEnglish✓6 km
Kingswood Community College1,006+93%Multi-denominationalEnglish6 km
St Kevins College503−6%CatholicEnglish✓6 km
St Pauls Secondary School466+4%CatholicEnglish✓6 km
Greenhills College186+36%Multi-denominationalEnglish✓6 km
St Patricks Cathedral Grammar School302+39%Church of IrelandEnglish6.1 km
Lucan Community College966+5%Multi-denominationalEnglish6.3 km
Belvedere College S.J1,011+1%CatholicEnglish6.3 km
Scoil Chaitriona523+11%CatholicAll in Irish✓6.5 km
Coláiste de hÍde266−11%Multi-denominationalAll in Irish✓6.5 km
Christian Brothers, Synge St.256−3%CatholicEnglish✓6.6 km
Harolds Cross Educate Together Secondary School437–Multi-denominationalEnglish6.6 km
Larkin Community College403+3%Inter-denominationalEnglish✓6.6 km
Coláiste Pobail Setanta1,079+2%Multi-denominationalEnglish6.7 km
Eriu Community College193–Multi-denominationalEnglish6.7 km
Hansfield ETSS867+34%Multi-denominationalEnglish6.8 km
Templeogue College637−6%CatholicEnglish6.9 km
St. Mary's College C.S.Sp., Rathmines500+17%CatholicEnglish7 km
O'Connell School222+8%CatholicEnglish✓7.1 km
Loreto College588+5%CatholicEnglish7.2 km
Presentation Community College443+26%CatholicEnglish7.2 km
St Louis High School690+2%CatholicEnglish7.2 km
St Mac Dara's Community College915+7%Inter-denominationalEnglish7.2 km
Trinity Comprehensive School564+15%CatholicEnglish✓7.2 km
Catholic University School544+7%CatholicEnglish7.3 km
Dominican College799+7%CatholicEnglish7.3 km
Terenure College800+16%CatholicEnglish7.3 km
Tallaght Community School840+10%Inter-denominationalEnglish✓7.3 km
Rosmini Community School139+16%Inter-denominationalEnglish✓7.4 km
C.B.S. Westland Row205+52%CatholicEnglish✓7.4 km
Adamstown Community College981+8%Multi-denominationalEnglish7.4 km
St. Aidan's C.B.S.725+1%CatholicEnglish7.5 km
Clonturk College968+182%Multi-denominationalEnglish7.5 km
Our Ladys School799+5%CatholicEnglish7.8 km
Stratford College189+28%JewishEnglish7.8 km
St Marks Community School931+12%Inter-denominationalEnglish✓7.9 km
Ellenfield Community College150+3%Multi-denominationalEnglish✓8.2 km
The High School811+11%Church of IrelandEnglish8.2 km
St Josephs C.B.S.310+20%CatholicEnglish✓8.2 km
Sandford Park School Ltd437+8%Inter-denominationalEnglish8.2 km
Maryfield College527−11%CatholicEnglish8.3 km
Marino College297+21%Multi-denominationalEnglish✓8.3 km
St Conleths College339+19%CatholicEnglish8.5 km
Old Bawn Community School1,024+12%Inter-denominationalEnglish8.5 km
Gonzaga College576+4%CatholicEnglish8.6 km
Árdscoil Rís563+4%CatholicEnglish8.6 km
Muckross Park College709+0%CatholicEnglish8.7 km
Our Lady Of Mercy College407+6%CatholicEnglish✓8.9 km
St Aidan's Community School561+28%Inter-denominationalEnglish✓8.9 km
Loreto High School625−5%CatholicEnglish8.9 km
Mount Temple Comprehensive School903+2%Church of IrelandEnglish9 km
Alexandra College664+13%Church of IrelandEnglish9 km
Ringsend College191+1%Multi-denominationalEnglish✓9 km
Coláiste Éanna618+3%CatholicEnglish9 km
Sancta Maria College577+5%CatholicEnglish9.1 km
Gaelcholáiste an Phiarsaigh296+13%Multi-denominationalAll in Irish9.1 km
Marian College319−8%CatholicEnglish✓9.1 km
Firhouse Community College825+2%Inter-denominationalEnglish9.3 km
De La Salle College463+45%CatholicEnglish9.3 km
St. Colmcille's Community School727−0%Inter-denominationalEnglish9.5 km
St. David's College550+8%CatholicEnglish✓9.5 km
Mount Seskin Community College350+8%Inter-denominationalEnglish✓9.7 km
Killinarden Community School471−3%Inter-denominationalEnglish✓9.7 km
The Teresian School230+16%CatholicEnglish9.9 km
Coláiste pobail Fóla758–Multi-denominationalEnglish10 km
Sandymount Park Educate Together Secondary School437+460%Multi-denominationalEnglish10 km
St Michaels College731+10%CatholicEnglish10 km
Firhouse Educate Together Secondary School411+407%Multi-denominationalEnglish10 km
Coolock Community College205+32%Multi-denominationalEnglish✓10 km
Our Lady's Grove Secondary School295−3%CatholicEnglish10 km
St Marys Secondary School320+0%CatholicEnglish✓11 km
St Kilian's Deutsche Schule475+18%Inter-denominationalEnglish11 km
Holy Faith Secondary School647+0%CatholicEnglish11 km
Chanel College451−21%CatholicEnglish✓11 km
Ballinteer Community School415+2%Inter-denominationalEnglish✓11 km
Mercy College Coolock402−6%CatholicEnglish✓11 km
Goatstown Educate Together Secondary School366–Multi-denominationalEnglish11 km
St Pauls College650+10%CatholicEnglish11 km
Rockbrook Park School186+14%CatholicEnglish11 km
Mount Anville Secondary School726+4%CatholicEnglish12 km
St. Tiernan's Community School368+7%Inter-denominationalEnglish✓12 km
Wesley College942+2%MethodistEnglish12 km
St Columba's College357+7%Church of IrelandEnglish12 km
Coláiste Eoin517+4%CatholicAll in Irish12 km
St Andrews College1,011+2%PresbyterianEnglish12 km
Coláiste Íosagáin488+1%CatholicAll in Irish12 km
Willow Park School206−0%CatholicEnglish12 km
St Benildus College949+18%CatholicEnglish12 km
Holy Family Community School998+4%Inter-denominationalEnglish12 km
Manor House School652−5%CatholicEnglish12 km
Oatlands College623+14%CatholicEnglish13 km
Blackrock College1,041+2%CatholicEnglish13 km
The Donahies Community School488+4%Inter-denominationalEnglish✓13 km
Loreto College655+4%CatholicEnglish13 km
Árdscoil La Salle289+74%CatholicEnglish✓13 km
Dominican College521+19%CatholicEnglish13 km
St Raphaela's Secondary School637+12%CatholicEnglish13 km
Belmayne Educate Together Secondary School595+1,883%Multi-denominationalEnglish13 km
Coláiste Choilm421−23%CatholicEnglish14 km
Swords Community College952+473%Multi-denominationalEnglish14 km
Rosemont School307+69%CatholicEnglish14 km
Grange Community College553+98%Inter-denominationalEnglish✓14 km
Gaelcholáiste Reachrann453+2%Inter-denominationalAll in Irish14 km
Malahide & Portmarnock Secondary School696+939%Multi-denominationalEnglish14 km
Newpark Comprehensive School884+3%Church of IrelandEnglish15 km
Fingal Community College864+1%Inter-denominationalEnglish15 km
St Finians Community College671+4%Multi-denominationalEnglish✓15 km
Rockford Manor Secondary School273−1%CatholicEnglish15 km
Loreto College Foxrock660+27%CatholicEnglish15 km
Pobalscoil Neasáin831+7%Inter-denominationalEnglish15 km
Stepaside Educate Together Secondary School741+246%Multi-denominationalEnglish15 km
St Marys Secondary School230−16%CatholicEnglish16 km
Christian Brothers College549+7%CatholicEnglish16 km
Malahide Community School1,250+3%Inter-denominationalEnglish16 km
St. Fintan's High School714+1%CatholicEnglish16 km
Portmarnock Community School955+3%Inter-denominationalEnglish17 km
Clonkeen College635+10%CatholicEnglish17 km
Santa Sabina Dominican College754+13%CatholicEnglish17 km
Holy Child Community School275+12%Inter-denominationalEnglish✓17 km
Sutton Park School503+36%Church of IrelandEnglish18 km
Rathdown School364+38%Church of IrelandEnglish18 km
Cabinteely Community School512+12%Inter-denominationalEnglish✓18 km
St Joseph Of Cluny Secondary School270+7%CatholicEnglish18 km
Blackrock Educate Together Secondary School236–Multi-denominationalEnglish18 km
St Laurence College302+17%CatholicEnglish✓19 km
Loreto Abbey Secondary School757+16%CatholicEnglish19 km
Holy Child Killiney382+9%CatholicEnglish20 km
Donabate Community College799+5%Multi-denominationalEnglish20 km
John Scottus Secondary School211+77%Inter-denominationalEnglish22 km
Woodbrook College623+51%CatholicEnglish✓22 km
Lusk Community College1,104+61%Multi-denominationalEnglish23 km
St Joseph's Secondary School945+19%CatholicEnglish✓25 km
Bremore Educate Together Secondary School824+124%Multi-denominationalEnglish29 km
Skerries Community College1,025+5%Inter-denominationalEnglish29 km
Ardgillan Community College1,014+6%Multi-denominationalEnglish29 km
Coláiste Ghlór na Mara520+63%Multi-denominationalAll in Irish29 km
Balbriggan Community College686+33%Inter-denominationalEnglish✓30 km
Loreto Secondary School1,220−5%CatholicEnglish30 km
Living nearby

Living in Carpenterstown

The town’s figures, not this street’s.

Median sale price
€394,000
66 sales, 2023–25, Property Price Register
Average rent
€1,820
a month, new tenancies in 2025

Homes in the D15 Eircode area

Housing in Carpenterstown →

The median sale price rose from €370,000 in 2023 to €441,500 in 2025 (+19%).

2023€370,000
2024€430,000
2025€441,500

New against second-hand, 2023 to 2025

New homes€482,800
Second-hand homes€381,000

Property Price Register sales in the D15 Eircode routing area, 2023 to 2025.

Renting in Carpenterstown

Cost of living in Carpenterstown →

New tenancies in Carpenterstown averaged €1,820 a month in 2025, against €1,699 in 2024 (+7%).

2024€1,699
2025€1,820

Residential Tenancies Board rent index, new tenancies, 2024 and 2025.

Location

Directions ↗

Carpenterstown, D20 WP68

Nearby

Post-primary schools near Mount Sackville Secondary School

Nearest first, as the crow flies, up to 25 km. Each school’s own admission policy decides who gets a place.

Castleknock College
Post-primary · Voluntary secondary · Catholic
BoysFee-paying
771 pupils+10% since 2019/201.2 km
Kylemore College
Post-primary · ETB · Multi-denominational
DEIS
479 pupils+22% since 2019/201.7 km
St. Seton's Secondary School
Post-primary · Voluntary secondary · Other
DEIS
741 pupils1.7 km
Phobailscoil Iosolde
Post-primary · Community school · Inter-denominational
DEIS
764 pupils−0% since 2019/201.8 km
Edmund Rice College
Post-primary · Voluntary secondary · Catholic
912 pupils+576% since 2019/201.9 km
The Kings Hospital
Post-primary · Voluntary secondary · Church of Ireland
Fee-payingBoarding
732 pupils+3% since 2019/201.9 km
Official recordInspection reports (gov.ie) ↗Department of Education school lists ↗Roll number 60120W

Questions about Mount Sackville Secondary School

Is Mount Sackville Secondary School a good school?

We don’t grade it: Ireland publishes no exam results school by school, and section 53 of the Education Act 1998 restricts comparing them. Its inspection reports on gov.ie, a visit and a talk with the principal will tell you more than any table could.

How many pupils does Mount Sackville Secondary School have?

636 pupils in 2025/26. That is −3% since 2019/20.

Does Mount Sackville Secondary School teach through Irish?

No: Mount Sackville Secondary School teaches in English, with Irish as a subject.

Who runs Mount Sackville Secondary School?

Mount Sackville Secondary School has a Catholic ethos. Its patron is Le Chéile Schools Trust.

How do pupils get a place at Mount Sackville Secondary School?

Apply to the school directly. It publishes an admission policy and a yearly admission notice with its dates; if more children apply than it has places, it admits on the criteria in its policy.

Which schools of the same kind are near Mount Sackville Secondary School?

The nearest are Castleknock College (1.2 km), Kylemore College (1.7 km) and St. Seton's Secondary School (1.7 km).

Sources: Department of Education, school lists 2025/26 (preliminary) and enrolments since 2015/16, CC BY 4.0 · inspection reports on gov.ie, linked by roll number. Under Creative Commons Attribution 4.0 (CC BY 4.0).

Facts from the Department of Education’s school lists. Listed with Carpenterstown; nothing here rates the school.

Contains Central Statistics Office (CSO) data, Census 2022, and Tailte Éireann boundaries (CSO Urban Areas, Small Areas, local electoral areas, constituencies), under Creative Commons Attribution 4.0 (CC BY 4.0).