Steinbach is an Ortsgemeinde – a municipality belonging to a Verbandsgemeinde, a kind of collective municipality – in the Rhein-Hunsrück-Kreis (district) in Rhineland-Palatinate, Germany. It belongs to the Verbandsgemeinde Simmern-Rheinböllen, whose seat is in Simmern.

The municipality lies in the Hunsrück on the northwest slope of the Simmerbach valley, roughly 8 km northeast of Simmern and 7 km northwest of Rheinböllen. Steinbach's municipal area measures 2.60 km², of which 0.91 km² is wooded.

Beginning in 1794, Steinbach lay under French rule. In 1814 it was assigned to the Kingdom of Prussia at the Congress of Vienna. Since 1946, it has been part of the then newly founded state of Rhineland-Palatinate.

What follows is a table of the municipality's population figures for selected years since the early 19th century (each time at 31 December):

Historical population

Year Pop. ±% 1815 162 —     1835 151 −6.8% 1871 132 −12.6% 1905 127 −3.8% 1939 120 −5.5% 1950 128 +6.7% 1961 122 −4.7%	Year Pop. ±% 1965 124 +1.6% 1970 116 −6.5% 1975 91 −21.6% 1980 93 +2.2% 1985 83 −10.8% 1987 105 +26.5% 1990 106 +1.0%	Year Pop. ±% 1995 106 +0.0% 2000 114 +7.5% 2005 118 +3.5% 2006 115 −2.5% 2009 118 +2.6%
Source: Statistisches Landesamt Rheinland-Pfalz

The council is made up of 6 council members, who were elected by majority vote at the municipal election held on 7 June 2009, and the honorary mayor as chairman.

Steinbach's mayor is Michael Schubach.

• Steinbach at Hunsrück und Naheland (in German)
• Brief portrait of Steinbach with film at SWR Fernsehen (in German)