| Abbots Langley Library | Adult fiction | Crime | Available |
| Adeyfield Library | Adult fiction | Crime | Available |
| Baldock Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Bishops Stortford Library | Adult fiction | Crime | Available |
| Bishops Stortford Library | Adult fiction | Crime | Available |
| Bishops Stortford Library | Adult fiction | Crime | AvailableRecently returned |
| Borehamwood Library | Adult fiction | Crime | Available |
| Bovingdon Community Library | Adult fiction | Crime | In-transit from Bovingdon Community Library to Croxley Green Library (Set: 14 Jul 2025) |
| Brookmans Park Community Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Buntingford Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Central Stocks Unit | Adult fiction | Reading group closed access | In-transit from Central Stocks Unit to Croxley Green Library (Set: 15 Jul 2025) |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Onloan - Due: 29 Jul 2025 |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | In-transit from Sawbridgeworth Community Library to Central Stocks Unit (Set: 04 Apr 2025) |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Central Stocks Unit | Adult fiction | Reading group closed access | In-transit from Hitchin Library to Central Stocks Unit (Set: 04 Jul 2025) |
| Central Stocks Unit | Adult fiction | Reading group closed access | Available |
| Cheshunt Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Cheshunt Library | Adult fiction | Crime | In-transit from Chorleywood Community Library to Croxley Green Library (Set: 17 Jul 2025) |
| Chorleywood Community Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Croxley Green Library | Adult fiction | Crime | Onloan - Due: 02 Aug 2025 |
| Cuffley Community Library | Adult fiction | Crime | In-transit from Cuffley Community Library to Croxley Green Library (Set: 16 Jul 2025) |
| Goffs Oak Community Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Harpenden Library | Adult fiction | Crime | AvailableRecently returned |
| Harpenden Library | Adult fiction | Crime | Available |
| Hatfield Library | Adult fiction | Crime | Available |
| Hemel Hempstead Library | Adult fiction | Crime | Available |
| Hertford Library | Adult fiction | Crime | Available |
| Hitchin Library | Adult fiction | Crime | Available |
| Hoddesdon Library | Adult fiction | Crime | In-transit from Hoddesdon Library to Croxley Green Library (Set: 14 Jul 2025) |
| Hoddesdon Library | Adult fiction | Crime | Available |
| Kings Langley Community Library | Adult fiction | Crime | Available |
| Knebworth Community Library | Adult fiction | Crime | Onloan - Due: 06 Aug 2025 |
| Letchworth Library | Adult fiction | Crime | Available |
| Leverstock Green Community Library | Adult fiction | Crime | Available |
| London Colney Community Library | Adult fiction | Crime | Available |
| Marshalswick Library | Adult fiction | Crime | Onloan - Due: 31 Jul 2025 |
| Marshalswick Library | Adult fiction | Crime | Available |
| North Watford Library | Adult fiction | Crime | Onloan - Due: 01 Aug 2025 |
| North Watford Library | Adult fiction | Crime | Available |
| Oakmere Library | Adult fiction | Crime | In-transit from Oakmere Library to Croxley Green Library (Set: 14 Jul 2025) |
| Oakmere Library | Adult fiction | Crime | Onloan - Due: 24 Jul 2025 |
| Oxhey Library | Adult fiction | Crime | Onloan - Due: 22 Aug 2025 |
| Radlett Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Redbourn Community Library | Adult fiction | Crime | In-transit from Redbourn Community Library to Croxley Green Library (Set: 14 Jul 2025) |
| Royston Library | Adult fiction | Crime | Onloan - Due: 04 Aug 2025 |
| Sawbridgeworth Community Library | Adult fiction | Crime | Available |
| Sawbridgeworth Community Library | Adult fiction | Crime | Available |
| St Albans Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| St Albans Library | Adult fiction | Crime | In-transit from St Albans Library to Croxley Green Library (Set: 14 Jul 2025) |
| Stevenage Central Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Stevenage Old Town Library | Adult fiction | Crime | In-transit from Stevenage Central Library to Stevenage Old Town Library (Set: 11 Jul 2025) |
| Waltham Cross Library | Adult fiction | Crime | Available |
| Ware Library | Adult fiction | Crime | In-transit from Ware Library to Croxley Green Library (Set: 14 Jul 2025) |
| Watford Central Library | Adult fiction | Crime | On reserve shelf at Oakmere Library |
| Watford Central Library | Adult fiction | Crime | Available |
| Welwyn Community Library | Adult fiction | Crime | Onloan - Due: 25 Jul 2025 |
| Welwyn Garden City Library and Information Service | Adult fiction | Crime | AvailableRecently returned |
| Welwyn Garden City Library and Information Service | Adult fiction | Crime | Available |
| Welwyn Garden City Library and Information Service | Adult fiction | Crime | Available |
| Wheathampstead Community Library | Adult fiction | Crime | Available |
| Woodhall Library | Adult fiction | Crime | AvailableRecently returned |