| Baldock Library | Adult fiction | Crime / Paperback | Available |
| Berkhamsted Library | Adult fiction | Crime / Paperback | Available |
| Bishops Stortford Library | Adult fiction | Crime / Paperback | Available |
| Borehamwood Library | Adult fiction | Crime / Paperback | Available |
| Bushey Library | Adult fiction | Crime / Paperback | Available |
| Cheshunt Library | Adult fiction | Crime / Paperback | Available |
| Hatfield Library | Adult fiction | Crime / Paperback | Available |
| Hertford Library | Adult fiction | Crime / Paperback | Available |
| Hoddesdon Library | Adult fiction | Crime / Paperback | Available |
| North Watford Library | Adult fiction | Crime / Paperback | Available |
| Oakmere Library | Adult fiction | Crime / Paperback | Available |
| Rickmansworth Library | Adult fiction | Crime / Paperback | Available |
| Tring Library | Adult fiction | Crime / Paperback | Available |
| Ware Library | Adult fiction | Crime / Paperback | Available |
| Watford Central Library | Adult fiction | Crime / Paperback | Available |
| Welwyn Garden City Library and Information Service | Adult fiction | Crime / Paperback | Available |