The phrase "area with the largest" is correct and usable in written English.
It can be used when referring to a specific location or region that has the highest quantity or extent of something compared to others.
Example: "The area with the largest population in the country is the capital city."
Alternatives: "region with the highest" or "zone with the most extensive".
A correction in this space yesterday also misidentified the market area with the largest percentage of cable subscribers.
Of those, 253 are in the Asia-Pacific region, the area with the largest predicted growth in billionaires.
For the last quarter of 2006, Atlantic City was singled out as the metropolitan area with the largest single-family home-price increase in the whole nation.
WHAT YOU'LL FIND The Sephardic area, with the largest houses and most elaborate hedges and porches, is centered on two thoroughfares: Avenue T and Ocean Parkway.
It will be held at the Deer Park Club, which is within the City of Brimbank, the local government area with the largest losses in the state.
However, theta change in anterior inferior frontal gyrus (IFG), the area with the largest task and DBS theta effects, did correlate.
In this area, huge earthquakes occurred in 1833 (~M9.0; Briggs et al. 2006) and 1797 (~M8.4), which correspond to the area with the large calculated magnitude.
For patients with bilateral lesions, the area with the larger bacterial burden was resected, and the remaining lesion with the smaller bacterial burden in the ipsilateral or contralateral lung was controlled with medical therapy.
The metropolitan areas with the largest percentage of foreign-born populations were Los Angeles were 29.6percentt and New York with 22.8.
The areas with the largest shortfall in council and social housing stock were Medway, Solihull and the Isle of Wight.
The following lists show the areas with the largest percentage gains and losses in jobs, from April 2007 to April 2008.
