Municipality Basic data Type of municipality City Location Germany » Northrhine-Westphalia » Mettmann, Kreis » Hilden Population 55 157 Urbanization densely populated Area information Municipal area 25,95 km² Average land price (in district) 393,02 €/m² Industrial and commercial area 199 ha Residential building area 507 ha Agricultural area 2 ha Retail purchasing power Retail purchasing power (per person) 6 970 €/year Retail purchasing power index (per person) n.a. Retail purchasing power (per household) n.a. Retail purchasing power index (per household) n.a. Excise tax Level of business tax 400 % (municipal rate) Level of land tax B 580 % (municipal rate) Labour market (in district) Labour market Unemployment rate (in district) 7,1 % Labour - total 198 080 persons employed Labour by job specification Labour - expert 15 % Labour - specialist 18 % Labour - skilled worker 51 % Labour - helper 16 % Gross salary by job specification Gross salary - expert 6 600 €/month Gross salary - specialist 5 193 €/month Gross salary - skilled worker 3 792 €/month Gross salary - helper 2 919 €/month Commuter In-commuters rate n.a. Out-commuters rate n.a. Commuter balance n.a. Infrastructure Motorway Motorway (distance) 3 km Motorway junction Erkrath (A46) Nearby motorways A3 A46 A59 Airport Airport (distance) 17 km Name of airport Flughafen Düsseldorf Port Port (distance) 6 km Name of port Hafen Düsseldorf Reisholz Port type Inland port Modality trimodal Waters Rhein Freight village Freight village (distance) 31 km Name of freight village GVZ Köln Eifeltor Modality bimodal Contact My|BusinessLocation Kundenservice Website