What is the ADI Part 1 pass rate?

Across the 114 centres DVSA publish figures for, the average ADI Part 1 pass rate in 2025-26 is 41.4%. Individual centres vary widely - the full table is on this page.

Where is the highest ADI Part 1 pass rate?

Barnstaple has the highest published ADI Part 1 pass rate at 67.86% (2025-26).

The theory test

ADI Part 1 pass rates

A 100-question multiple-choice test plus hazard perception, sat at the same theory test centres learners use - but with a higher pass mark and questions drawn from the full instructional syllabus. Unlimited attempts are allowed.

Taken at theory test centres. The table below shows the pass rate at every centre DVSA publish a figure for, so you can see where candidates do well - and book anywhere that suits you.

average across 114 centres (2025-26)

41.4%

tests conducted at published centres

30,376

Every centre

ADI Part 1 pass rate by centre

Highest first, 2025-26. Small centres may show a rate without counts - DVSA suppress counts under ten.

Centre	Pass rate	Tests
Barnstaple	67.86%	28
Truro	59.86%	147
Bury St Edmunds	57.53%	73
Chichester	56.19%	105
Torquay	56.12%	98
Eastbourne	55.88%	68
Merthyr Tydfil	54.67%	75
Hereford	54.55%	55
Andover	54.14%	157
Galashiels	53.42%	73
Shrewsbury	52.08%	144
Carlisle	51.72%	87
Norwich	51.18%	170
Taunton	50.91%	55
Aberdeen	50.49%	103
Wrexham	50.33%	151
Lowestoft	50%	58
Yeovil	50%	82
Bournemouth	49.51%	103
Salisbury	49.49%	99
Worthing	49.44%	89
Stirling	49.28%	209
Cambridge	49.25%	199
Dundee	49.15%	177
Ayr	48.78%	82
Exeter	48.44%	128
Lincoln	47.37%	95
Grimsby	47.22%	108
Bangor	46.97%	66
Frome	46.55%	116
Horley	46.54%	217
Edinburgh	46.21%	409
Stratford upon Avon	46.19%	197
Guildford	45.93%	135
Brighton	45.79%	190
Northallerton	45.71%	35
Sunderland	45.2%	177
Chester	44.87%	234
Greenock	44.74%	76
Grantham	44.64%	112
Boston	44.62%	65
Rhyl	44.57%	92
Crewe	44.4%	232
Fareham	44.07%	118
Plymouth	43.9%	123
Southend on Sea	43.65%	252
Canterbury	43.55%	248
Derby	42.27%	414
Hull	42.06%	214
York	41.5%	147
Northampton	41.44%	292
Gloucester	41.41%	128
Bristol	41.37%	452
Chesterfield	41.2%	233
Hastings	41.18%	85
Aylesbury	41.09%	258
Chatham	41%	339
Scarborough	40.91%	44
Worcester	40.85%	235
Aldershot	40.72%	167
Preston	40.54%	560
Reading	40.36%	337
Kendal	40.3%	67
Harrogate	40.28%	144
Kings Lynn	40.28%	72
Dumbarton	40%	90
Glasgow	39.82%	776
Stoke-on-Trent	39.47%	304
Hertford	39.07%	279
Chelmsford	39.04%	187
Portsmouth	38.84%	121
Liverpool	38.65%	753
Peterborough	38.15%	249
Cardiff	37.83%	304
Ipswich	37.8%	82
Doncaster	37.63%	295
Middlesbrough	37.63%	279
Colchester	37.5%	152
Bridgend	36.99%	73
Cheltenham	36.89%	103
Southampton	36.48%	159
Corby	36.36%	143
Swansea	35.2%	125
Newcastle	34.78%	437
Huddersfield	34.69%	441
Swindon	34.33%	233
Stockport	33.89%	599
Leeds	33.83%	535
Slough	33.82%	272
Southwark	33.52%	358
Morden	33.1%	432
Redditch	32.95%	264
Oxford	32.88%	146
Nottingham	32.7%	526
Milton Keynes	32.4%	321
Luton	32.22%	388
Sutton Coldfield	32.21%	385
Bolton	32.04%	540
Sidcup	31.49%	435
Croydon	31.38%	564
Watford	31.32%	514
Dudley	31.22%	362
Bradford	31.18%	587
Leicester	31.13%	758
Coventry	31.05%	570
Wolverhampton	30.89%	395
Staines	30.86%	162
Manchester	29.64%	1,326
Sheffield	29.14%	580
Birmingham	28.54%	827
North Finchley	26.92%	509
Ilford	26.7%	1,165
Uxbridge	25.07%	690
Bethnal Green	23.13%	281

Contains public sector information licensed under the Open Government Licence v3.0. Source: DVSA ADI qualifying test statistics.

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ADI Part 1 pass rates

ADI Part 1 pass rate by centre

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