What is the max size for an Access database before it starts bogging down?
The maximum size, period, is 2 GByte (as described in Help... Specifications).
The max size before it starts "bogging down" depends on a hundred or so
factors, such as the sizes of the key tables, the quality of the table design
(indexing, neither too much nor too little), form design, optimization of VBA
code, frequency of compaction and decompilation, user tolerance for delay (is
15 second response cause for whoops of delight? is 0.5 seconds intolerably
slow? I've seen both reactions), and on and on...
John W. Vinson [MVP]