Thema: Own contribution

ecovillage Hanover

30539 Hanover Kronsberg: adjacent to the Expo-Settlement Hanover-Kronsberg the "ecovillage Kronsberg" is to be built. The sponsor is the cooperative ecovillage hannover e.G., which was founded in 09/2019 and today (02/2021) already has 555 members. The cooperative will purchase the 49,300 m² site from the City of Hannover in February 2021; construction planning is in full swing.

Matzinger residential farm Dresden-Coschütz

01_dresden01189 Dresden-Coschütz: 18 dwelling units, completion. 1999, residential courtyard according to Fritz Matzinger: especially in Austria there are a number of housing estates that were realized according to the Matzinger residential courtyard concept (see also "Offenau residential courtyards"). Wooden panel construction, a lot of own work, inexpensive.

Tree houses by Frei Otto in Berlin-Tiergarten

baumhaus_berlin10787 Berlin-Tiergarten: 26 WEs, tree houses by the architect Frei Otto (Stuttgart); built as part of the IBA 1987. The idea of the individual, stacked single-family house is implemented here in a variety of architectural forms. Completion: 1991

Hamburg Hafenstrasse

20359 Hamburg: Renovation of old buildings and ecological everyday design in one of the most famous formerly occupied houses in Europe.

Group self-help settlement Pennmoor

23500 Lübeck-Moisling: New construction of 75 apartments as DHH (30x) and RHH (5x) in timber construction. A special feature was a high share of own work, which was credited instead of equity. Some of the houses were built as so-called "butterfly houses". The construction costs were less than 1000 Euro per sqm living space. Completion: 1999

Low-energy house development "Stangenmoor

23774 Heiligenhafen:the 6 low-energy houses are around 50% below the average value of subsidised low-energy houses in Schleswig-Holstein at the time in terms of heating energy consumption values. The construction costs were between 875 and 1,600 euros per m² of living space. Completion: 1994

Ecological settlement Bielefeld-Waldquelle

Cooperative building33649 Bielefeld-Quelle: 96 units, architect: Hans-Friedrich Bültmann, special features: all buildings are equipped with composting toilets and the highest composting toilet in Europe is located on the 5th floor. Further water measures: rainwater infiltration, own drinking water source; a reed sewage treatment plant was planned but could not be realised. Energy: BHKW, local heating network, internal cable TV, telephone distribution. Social: KiTa, craftsmen's yard, cooperative project. Economy: Development as a large plot, low-cost construction with partly much own work. Construction time: 1997


bb740627 Düsseldorf-Unterbach: Eco-settlement, architects: Bookhoff und Rentrop (Hannover), 30 flats, community house, community workshops, WW solar system, supply shaft accessible under the house rows, much own work, 750 Euro/m² living space + community facilities, occupation: 1988

Cologne-Blumenberg eco-settlement

cologne250827 Cologne-Blumenberg: Architect: Reimund Stewen, with passive solar use, natural building techniques (timber frame construction with 20% clay and 80% electricity infill), economical use of land, social diversity and cost savings through communal building, use of ecological building services, waste collection, recycling, installation of private gardens. Completion: 1989


eco_settlement_house_heydenhof52134 Herzogenrath-Kohlscheid: at the same time as the building biology settlement "Sheep's Broth" in Tübingen, these two settlements are considered the first ecological settlements in Germany. Haus Heydenhof" is located in the direct vicinity of the "Old wind art„. Completion: 1985

Ecological settlement "Dröscheder Feld

ref_residential_pic158638 Iserlohn: Street: Oestricher Str. 39 to 57. Organisation and structuring of the project: Verein Wohnhof Iserlohn e.V., architecture: energy and environmentally friendly building, Leo Schwering. Approx. 55 persons in 17 flats and 2 offices as terraced, semi-detached and detached houses, grass roof, timber frame construction, parking space-free development (central parking spaces in front), innovative financing concept, legal form "association". 3rd prize at the timber construction award 2000 of the Märkischer Kreis.

"On the Stones"

on-the-stone53474 Bad Neuenahr-Ahrweiler: Architekturwerkstatt Schmidt, Ökol. Building materials, water concept, own work, 9 dwelling units, construction period: 1986 - 90

Self-help project "Arminiusstrasse

the-ii-view-street-163128 Dietzenbach-Steinberg: "Arminiusstrasse" Architecture: Baufrösche (Kassel), terraced houses in self-help with a high proportion of own work; experimental housing construction, 1984-88; 35 units

Clay housing estate Saarbrücken

Clay housing estate Saarbrücken66115 Saarbrücken: Architect: W. Göggelmann (Saarbrücken), 14 dwelling units, community house, social project, 800- 1000 hours of own work, 1.250 Euro/sqm, bright yellow natural paint on clay plaster, straw clay walls. Construction time: 1988 - 1994

ESA student dormitory Kaiserslautern

267659 Kaiserslautern: ESA (Energy Saving Student Residence): planned and built with students, "house in a house" principle (based on Bengt Warn's "Naturhuset"), 20 rooms, a kitchen and other common rooms, varied planting of the winter garden, recycled building materials, solar system for hot water, each room also has a private terrace or seating area in the greenhouse.

Student dormitory "Bauhäusle

Photo: H. Wolpensinger70569 Stuttgart-Vaihingen: Student dormitory planned and built by the students themselves. Prof. Peter Hübner and Prof. Peter Sulzer, Completion: 1983

Matzinger residential homes Offenau

74254_Offenau74254 Offenau: Residential courtyards according to the concept of Fritz Matzinger Austria; 2 x 8 dwelling units around two residential courtyards (31 adults/ 30 children), 200 m² residential courtyard with completely opening roof, common rooms: play corner, playground, common winter garden, bicycle storage rooms, visitors' room, sauna, common workshop; naturopathic doctor's practice; architect's office; accounting service; occupation: 1986. Karl Kübel Prize 1996

Tempelhof Palace with Earthship

Photos: Kerstin Meyer

74594 Kreßberg: "Schloss Tempelhof" is a grassroots community that has existed in northern Baden-Württemberg since 2010. Almost 150 residents live on the 30-hectare village site. The ecovillage community is expected to grow to 300 residents. The community practices solidarity agriculture according to permaculture principles. There are jobs in a market garden, animal husbandry, cheese dairy, beekeeping, bakery and in the kitchen. Others have been created in the seminar business, the building sector, the administration and in the Free Montessori School.


76149 Karlsruhe-Nordstadt: MIKA stands for "Tenants Initiative Karlsruhe", barracks conversion with a lot of own work. 86 flats, completion: 1999


79100 Freiburg-Vauban (Project No. 1): 285 adults, children and young people in 45 flats which are mainly divided into shared flats. Former barracks buildings converted with a lot of own work, modelled on the Cherysee barracks in Constance; creation of low-cost living space; biodiesel CHP local heat supply, clay interior plastering, cellulose insulation etc., partly very large shared flats; food coop, first occupancy after renovation with ecological building materials: 1993.

COOP Leutkirch

88212_Leutkirch88299 Leutkirch: Architecture: Lichtblick-COOP Arnold Dransfeld, 6 individual houses, thermal insulation made of Kali water glass compressed wood chips, wood chip individual stoves, solar collectors, prefabricated wooden panel construction, 950 Euro/sqm living space (incl. land) Occupation: 1995

Moor meadow settlement Kiel-Hassee

24113 Kiel-Hassee: Werkgemeinschaft für Architektur und Städtebau (Heidrun Buhse, H.Schulze, a.o.), 21 dwelling units, reed sewage treatment plant, compost toilets, BHKW with local heating network, planning by architects, cooperative, participation, community house, kindergarten, architectural office, organic building form. Completion: 1992

Eco-settlement "Frasenweg

frasenweg-0134128 Kassel: Ecological settlement "Frasenweg", Hegger, Hegger-Luhnen, Prof. Gernot Minke, Kassel, 36 dwelling units, GFZ 0.7, loam and timber frame construction, consistent use of recyclable and energy-saving building materials, green roofs, mound houses, rainwater harvesting, conservatories

Old wind art

352134 Herzogenrath-Kohlscheid: Architecture: Birgit Siebenmorgen, one of the first "eco" housing estates in Germany, on average 150 m² living space, grass roofs, timber frame construction, sand-lime brick firewalls as bulkheads