Burg Oberstein, so-called Neues Schloss (“New Palatial Castle”; see also below) – first mention 1336, expansion in the 15th and 16th centuries; 1855 roof frame and interior destroyed by fire; originally a triangular complex; in the centre remnants of dwellings, among others the so-called Kaminbau (“Fireplace Building”) and the Esel-bück-dich-Turm (“Ass-stoop-down Tower”), both Gothic; of the bailey, possibly built later, remnants of the three towers
Burg Stein or Bosselstein, so-called Altes Schloss (“Old Palatial Castle”), above the Felsenkirche (see also below) – first mention 1197, from the 15th century incorporated into the town fortifications, a ruin no later than the 18th century; in the northwest at the entrance and in the southwest of the girding wall remnants of dwellings, round keep
Former Evangelical parish church, so-called Felsenkirche (“Crag Church”), Kirchweg (see also below) – on an irregular floor plan, built into a crag in 1482–1484, renovation of the Late Gothic vaulting with barrel vaulting, 1742, alteration to the tower roof, 1858, master builder Weyer, thorough renovation, 1927–1929, architect Wilhelm Heilig, Langen; polyptych altar from late 14th century, ascribed to the Master of the Mainz Mocking
Evangelical parish church, Hauptstraße (see also below) – formerly St. Peter and Paul, cross-shaped aisleless church, 1751, expansion with transept 1894-1894, conversion 1955/1956, architect Hans Rost, Würzburg; Romanesque west tower (1114?),
Baroque roof, possibly from 1712; gravestone M. C. Hauth, about 1742; in the graveyard a memorial to those who fell in the First World War
Town fortifications – walling of Oberstein, incorporating the Felsenkirche, built of coarse volcanic rock, on the inside supported by buttresses, arose in 15th and 16th centuries; preserved parts: on the church hill halfway up to the Felsenkirche, tower Im Gebück (a lane) above Hauptstraße 476
At Alte Gasse 5 – coat of arms of the former Imperial post office, 19th century
Amtsstraße 2 – hospital and convent; three-floor Gothic Revival brick building, side risalto with chapel, 1900
Austraße 6 – villa-style house with mansard roof, Renaissance Revival, two-floor conservatory, late 19th century
Bahnhofstraße 1 – former “Centralhotel”; three-floor Historicist Revival corner building, echoes of Art Nouveau, 1905–1907, architects Gerhards & Hassert
Bahnhofstraße 3 – sophisticated corner house, three-floor Baroque Revival building with mansard roof, echoes of Art Nouveau, 1908/1909, architect Hans Best, Kreuznach
Klotzbergkaserne (“Klotzberg Barracks”), Berliner Straße, Bleidornplatz, Juterbogstraße, Klotzbergstraße, Ostpreußenstraße, Pestmüllerring, Pommernstraße (monumental zone) – barracks for two infantry battalions built in the course of Idar-Oberstein's expansion into a garrison town during the Third Reich, buildings on terraced lands grouped about several yards and stairwells with staff buildings, houses for men, riding hall, partly quarrystone, 1936–1938; characterizes town's appearance
At Bismarckstraße 12 – stucco decoration on a residential and commercial house, about 1905
Bismarckstraße 53 – Baroque Revival villa with mansard roof, 1910
Dietzenstraße 30 – villa-style house with hipped roof, about 1910; characterizes town's appearance
Dietzenstraße 34 – picturesque-rustic villa, early 20th century
Dietzenstraße 55 – residential and commercial house with several floors, Classicist Revival-Baroque Revival building with mansard roof, 1926
Dr.-Liesegang-Straße 1 – former commercial hall; building of red brick framed with yellow sandstone, 1894/1895
Dr.-Liesegang-Straße 3 – representative house, Art Nouveau motifs, about 1905; characterizes streetscape's appearance together with no.
5
Dr.-Liesegang-Straße 4 – cube-shaped villa with hipped roof, 1924
Finsterheckstraße – water cistern, two-floor tower-type housing, rusticated, 1900
Forststraße – memorial cross for Anne Freiin (Baroness) von Schorlemer, about 1905 (?);
memorial stone, 1930
Forststraße 26 – former hunting lodge; sophisticated country house in alternating materials typ
Burg Oberstein, so-called Neues Schloss (“New Palatial Castle”; see also below) – first mention 1336, expansion in the 15th and 16th centuries; 1855 roof frame and interior destroyed by fire; originally a triangular complex; in the centre remnants of dwellings, among others the so-called Kaminbau (“Fireplace Building”) and the Esel-bück-dich-Turm (“Ass-stoop-down Tower”), both Gothic; of the bailey, possibly built later, remnants of the three towers
Burg Stein or Bosselstein, so-called Altes Schloss (“Old Palatial Castle”), above the Felsenkirche (see also below) – first mention 1197, from the 15th century incorporated into the town fortifications, a ruin no later than the 18th century; in the northwest at the entrance and in the southwest of the girding wall remnants of dwellings, round keep
Former Evangelical parish church, so-called Felsenkirche (“Crag Church”), Kirchweg (see also below) – on an irregular floor plan, built into a crag in 1482–1484, renovation of the Late Gothic vaulting with barrel vaulting, 1742, alteration to the tower roof, 1858, master builder Weyer, thorough renovation, 1927–1929, architect Wilhelm Heilig, Langen; polyptych altar from late 14th century, ascribed to the Master of the Mainz Mocking
Evangelical parish church, Hauptstraße (see also below) – formerly St. Peter and Paul, cross-shaped aisleless church, 1751, expansion with transept 1894-1894, conversion 1955/1956, architect Hans Rost, Würzburg; Romanesque west tower (1114?), Baroque roof, possibly from 1712; gravestone M. C. Hauth, about 1742; in the graveyard a memorial to those who fell in the First World War
Town fortifications – walling of Oberstein, incorporating the Felsenkirche, built of coarse volcanic rock, on the inside supported by buttresses, arose in 15th and 16th centuries; preserved parts: on the church hill halfway up to the Felsenkirche, tower Im Gebück (a lane) above Hauptstraße 476
At Alte Gasse 5 – coat of arms of the former Imperial post office, 19th century
Amtsstraße 2 – hospital and convent; three-floor Gothic Revival brick building, side risalto with chapel, 1900
Austraße 6 – villa-style house with mansard roof, Renaissance Revival, two-floor conservatory, late 19th century
Bahnhofstraße 1 – former “Centralhotel”; three-floor Historicist Revival corner building, echoes of Art Nouveau, 1905–1907, architects Gerhards & Hassert
Bahnhofstraße 3 – sophisticated corner house, three-floor Baroque Revival building with mansard roof, echoes of Art Nouveau, 1908/1909, architect Hans Best, Kreuznach
Klotzbergkaserne (“Klotzberg Barracks”), Berliner Straße, Bleidornplatz, Juterbogstraße, Klotzbergstraße, Ostpreußenstraße, Pestmüllerring, Pommernstraße (monumental zone) – barracks for two infantry battalions built in the course of Idar-Oberstein's expansion into a garrison town during the Third Reich, buildings on terraced lands grouped about several yards and stairwells with staff buildings, houses for men, riding hall, partly quarrystone, 1936–1938; characterizes town's appearance
At Bismarckstraße 12 – stucco decoration on a residential and commercial house, about 1905
Bismarckstraße 53 – Baroque Revival villa with mansard roof, 1910
Dietzenstraße 30 – villa-style house with hipped roof, about 1910; characterizes town's appearance
Dietzenstraße 34 – picturesque-rustic villa, early 20th century
Dietzenstraße 55 – residential and commercial house with several floors, Classicist Revival-Baroque Revival building with mansard roof, 1926
Dr.-Liesegang-Straße 1 – former commercial hall; building of red brick framed with yellow sandstone, 1894/1895
Dr.-Liesegang-Straße 3 – representative house, Art Nouveau motifs, about 1905; characterizes streetscape's appearance together with no. 5
Dr.-Liesegang-Straße 4 – cube-shaped villa with hipped roof, 1924
Finsterheckstraße – water cistern, two-floor tower-type housing, rusticated, 1900
Forststraße – memorial cross for Anne Freiin (Baroness) von Schorlemer, about 1905 (?); memorial stone, 1930
Forststraße 26 – former hunting lodge; sophisticated country house in alternating materials typ
Idar-Oberstein