The phrase "are larger than average" is correct and usable in written English.
It can be used when comparing the size of an object, group, or measurement to a standard or typical size.
Example: "The results of the survey indicated that the participants' incomes are larger than average for their demographic."
Alternatives: "exceed the average size" or "bigger than typical".
Rooms are larger than average, with luxurious Native American-style decor, including woven Navajo rugs and crimson walls hung with local art; iPod docking stations, huge TVs and swanky bathrooms add to the four-diamond hotel's appeal.
It is nice to fantasize about tripling your fuel economy, but you might have a trailer to tow or perhaps you are larger than average and are not comfortable in small cars.
Others note that the brains of autistic children are larger than average and that the brain's basic building blocks, called cortical columns, contain many more cells than normal and make excess connections to other cells.
All the rooms have big windows that maximise light (with those on the upper floors enjoying fantastic views), are larger than average for comparative schemes, and the hall has an inner London location next to a tube station.
Meanwhile, those who are larger than average are routinely blamed for their size, a phenomenon augmented by deplorably simplistic media coverage (unlike anorexia, interestingly enough, which is remarkably free of the same connotations of personal fault).
Women with the condition tend to deliver babies that are larger than average — perhaps, Haig speculates, because the placenta releases hormones into the mother's bloodstream that, by blocking the effects of insulin, increase the amount of sugar delivered to the fetus.
The place is larger than average; there are two main rooms upstairs as well as an eat-in bar.
The slide in their party's support was larger than average in cities and in richer provinces.
She scanned the brains of taxi drivers who had memorised the streets of London and found the backs of their hippocampuses were larger than average.
Church members are encouraged to marry and have children, and Latter-day Saint families tend to be larger than average.
Because immigrant households tend to be larger than average, using households as the denominator instead of the actual immigrant population provided a misleading statistic.
