Municipality Basic data Type of municipality City Location Germany » Hesse » Groß-Gerau, Landkreis » Riedstadt Population 23 146 Urbanization medium populated Area information Municipal area 73,73 km² Average land price (in district) 620,53 €/m² Industrial and commercial area 62 ha Residential building area 333 ha Agricultural area 2 ha Retail purchasing power Retail purchasing power (per person) 6 291 €/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 420 % (municipal rate) Level of land tax B 985 % (municipal rate) Labour market (in district) Labour market Unemployment rate (in district) 6,8 % Labour - total 98 570 persons employed Labour by job specification Labour - expert 15 % Labour - specialist 14 % Labour - skilled worker 51 % Labour - helper 20 % Gross salary by job specification Gross salary - expert 7 087 €/month Gross salary - specialist 5 484 €/month Gross salary - skilled worker 3 751 €/month Gross salary - helper 2 938 €/month Commuter In-commuters rate n.a. Out-commuters rate n.a. Commuter balance n.a. Infrastructure Motorway Motorway (distance) 6 km Motorway junction Pfungstadt (A67) Nearby motorways A5 A67 A672 Airport Airport (distance) 23 km Name of airport Flughafen Frankfurt Port Port (distance) 23 km Name of port Hafen Worms Port type Inland port Modality trimodal Waters Rhein Freight village Freight village (distance) 89 km Name of freight village GVZ Koblenz Modality trimodal Contact My|BusinessLocation Kundenservice Website