Bean Index lists 105 anaerobically fermented coffees from 50 roasters (checked 19 Oct 2026).
The median is £68/kg; 10% cost less than £50/kg, 10% more than £117/kg (n = 94 coffees with a price).
Most of them come from Colombia, Ethiopia and Peru.
New coffees: Anaerobic as RSS – no account, no email.
| Process | Range p10–p90 | Median | n |
|---|---|---|---|
| Anaerobic | £50–117/kg | £68/kg | 94 |
| Washed | £40–74/kg | £54/kg | 530 |
| All single origins | £38–77/kg | £54/kg | 999 |
Outpost CoffeeNottingham, UK
Uganda, Mt. Elgon, 1,900 m
Natural (anaerobic), SL28, SL34
Citrus, Tropical & winey, Stone fruit
Omni roast
Price per kg £80.00/kg
£16.00 for 200 g, excl. delivery, checked
77% above median for Natural from Uganda
To roasterCarnival Coffee RoastersLondon, UK
Peru, Amazonas, 1,900 m
Natural (anaerobic), Gesha
Floral & tea, Berries, Tropical & winey
Filter roast
Price per kg £117.17/kg
£26.95 for 230 g, excl. delivery, checked
17% above median for Gesha (Geisha)
To roasterClifton Coffee RoastersBristol, UK
Colombia, Huila, 1,650 m
Natural (anaerobic), Pink Bourbon
Floral & tea, Berries, Tropical & winey
Omni roast
Price per kg £190.91/kg
£21.00 for 110 g, excl. delivery, checked
Hej CoffeeLondon, UK
Costa Rica, Tarrazú, 1,500–1,800 m
Experimental (anaerobic), Caturra, Catuai
Citrus, Tropical & winey, Stone fruit
Omni roast
Price per kg £50.00/kg
£12.50 for 250 g, excl. delivery, checked
8% below median for Costa Rica
To roasterOddKin CoffeeBristol, UK
Colombia, Huila, 1,850 m
Natural (anaerobic), Ombligon
Floral & tea
Omni roast
Price per kg £102.50/kg
£20.50 for 200 g, excl. delivery, checked
105% above median for Decaf
To roasterClifton Coffee RoastersBristol, UK
Colombia, Huila, 1,750–1,900 m
Natural (anaerobic), Red Bourbon
Floral & tea, Berries
Omni roast
Price per kg £56.00/kg
£14.00 for 250 g, excl. delivery, checked
20% below median for Natural from Colombia
To roasterHundred HouseUK
Peru, Cajamarca, 1,700–1,900 m
Washed (anaerobic), Tabi
Citrus, Nut & caramel, Stone fruit
Espresso roast
Price per kg £66.08/kg
£15.00 for 227 g, excl. delivery, checked
15% above median for Washed from Peru
To roasterOddKin CoffeeBristol, UK
Honduras, Sierra de Montecillos, 1,450 m
Natural (anaerobic), Castillo
Berries, Chocolate
Omni roast
Price per kg £48.00/kg
£12.00 for 250 g, excl. delivery, checked
15% below median for Natural from Honduras
To roasterOzone Coffee UKStafford, UK
Bolivia, Caranavi, 1,400–1,650 m
Washed (anaerobic), Caturra, Catuai
Tropical & winey, Dried fruit & spice, Nut & caramel
Filter roast
Price per kg £67.95/kg
£14.95 for 220 g, excl. delivery, checked
24% above median for Washed
To roasterRounton CoffeeThornaby-on-Tees, UK
Kenya, Kericho County, 1,800 m
Natural (anaerobic, Infused), Batian
Berries, Dried fruit & spice
Filter roast
Price per kg £58.00/kg
£14.50 for 250 g, excl. delivery, checked
9% below median for Natural from Kenya
To roasterWilliams & Johnson Coffee Co.Edinburgh, UK
El Salvador, Apaneca, 1,300 m
Natural (anaerobic), Bourbon
Tropical & winey, Nut & caramel
Filter roast
Price per kg £66.40/kg
£16.60 for 250 g, excl. delivery, checked
5% above median for Natural from El Salvador
To roasterCrankhouse CoffeeExeter, UK
Colombia, Huila, 1,850 m
Washed (anaerobic, Infused), Bourbon
Floral & tea, Citrus
Filter roast
Price per kg £96.00/kg
£24.00 for 250 g, excl. delivery, checked
75% above median for Washed from Colombia
To roasterHundred HouseUK
Peru, Pasco, 1,750 m
Honey (anaerobic), Catuai
Citrus, Chocolate
Espresso roast
Price per kg £66.08/kg
£15.00 for 227 g, excl. delivery, checked
14% above median for Peru
To roasterPharmacie Coffee RoastersLewes, UK
Colombia, Huila, 1,750–1,800 m
Washed (anaerobic), Caturra
Tropical & winey, Nut & caramel, Stone fruit
Filter & espresso roast
Price per kg £50.00/kg
£12.50 for 250 g, excl. delivery, checked
9% below median for Washed from Colombia
To roasterWilliams & Johnson Coffee Co.Edinburgh, UK
El Salvador, Ahuachapán, 1,300 m
Washed (anaerobic, Infused), Red Bourbon
Berries, Nut & caramel
Espresso roast
Price per kg £52.80/kg
£13.20 for 250 g, excl. delivery, checked
5% above median for Washed from El Salvador
To roasterMachina CoffeeEdinburgh, UK
South Sudan, Nzara & Yambio County, 600 m
Natural (anaerobic), Excelsa
Dried fruit & spice, Chocolate, Nut & caramel
Espresso roast
Price per kg £46.00/kg
£11.50 for 250 g, excl. delivery, checked
15% below median for Natural
To roasterPharmacie Coffee RoastersLewes, UK
Tanzania, Songwe Region, Mbozi District, 1,300–1,700 m
Natural (anaerobic), Bourbon
Berries, Chocolate, Nut & caramel
Filter & espresso roast
Price per kg £48.00/kg
£12.00 for 250 g, excl. delivery, checked
16% below median for Tanzania
To roasterUe Coffee RoastersWitney, UK
El Salvador, Santa Ana, 1,300–1,800 m
Experimental (anaerobic), HSF
Citrus, Tropical & winey, Nut & caramel
Omni roast
Price per kg £46.00/kg
£11.50 for 250 g, excl. delivery, checked
12% below median for El Salvador
To roasterClifton Coffee RoastersBristol, UK
Colombia, Cauca, 1,900 m
Washed (anaerobic), Gesha
Floral & tea, Citrus, Tropical & winey
Omni roast
Price per kg £166.67/kg
£20.00 for 120 g, excl. delivery, checked
Cast Iron Coffee RoastersChichester, UK
Ethiopia, Yirgacheffe, 1,900–2,300 m
Natural (anaerobic), Typica, Heirloom
Berries, Tropical & winey
Omni roast
Price per kg £50.00/kg
£17.00 for 340 g, excl. delivery, checked
19% below median for Natural from Ethiopia
To roasterCast Iron Coffee RoastersChichester, UK
Colombia, Antioquia, 1,800–2,000 m
Honey (anaerobic), Geisha
Floral & tea, Tropical & winey, Nut & caramel
Omni roast
Price per kg £132.35/kg
£45.00 for 340 g, excl. delivery, checked
71% above median for Honey from Colombia
To roasterCast Iron Coffee RoastersChichester, UK
Colombia, Antioquia, 1,980 m
Washed (anaerobic), Chiroso
Floral & tea, Citrus, Tropical & winey
Omni roast
Price per kg £48.53/kg
£16.50 for 340 g, excl. delivery, checked
12% below median for Washed from Colombia
To roasterClifton Coffee RoastersBristol, UK
Colombia, Huila, 1,800 m
Natural (anaerobic, Infused), Ombligon
Citrus, Berries, Tropical & winey
Omni roast
Price per kg £125.00/kg
£15.00 for 120 g, excl. delivery, checked
Clifton Coffee RoastersBristol, UK
Colombia, Quindío, 1,500 m
Washed (anaerobic, Infused), Pink Bourbon
Floral & tea, Citrus, Stone fruit
Omni roast
Price per kg £172.92/kg
£20.75 for 120 g, excl. delivery, checked
Redemption RoastersLondon, UK
Ethiopia, Sidama, 2,226 m
Natural (anaerobic), Ethiopian Landrace
No flavour notes found
Espresso roast
Price per kg £69.00/kg
£17.25 for 250 g, excl. delivery, checked
11% above median for Natural from Ethiopia
To roasterThe Source Coffee RoastersEdinburgh, UK
Colombia, Cauca, 1,960 m
Washed (anaerobic, Infused), Castillo
Berries, Dried fruit & spice, Stone fruit
Price per kg £88.00/kg
£22.00 for 250 g, excl. delivery, checked
76% above median for Decaf
To roasterArtisan RoastEdinburgh, UK
El Salvador, Chalatenango, 1,650 m
Natural (anaerobic), Gesha
Citrus, Berries, Tropical & winey
Price per kg £72.00/kg
£18.00 for 250 g, excl. delivery, checked
28% below median for Gesha (Geisha)
To roasterCarnival Coffee RoastersLondon, UK
Colombia, Tolima, 1,450 m
Natural (anaerobic, Infused), Sidra
Floral & tea, Citrus, Tropical & winey
Price per kg £130.22/kg
£29.95 for 230 g, excl. delivery, checked
86% above median for Natural from Colombia
To roasterCrankhouse CoffeeExeter, UK
Colombia, 1,900 m
Washed (anaerobic), Bourbon
Citrus, Tropical & winey
Filter roast
Price per kg £96.00/kg
£24.00 for 250 g, excl. delivery, checked
75% above median for Washed from Colombia
To roasterCrosby CoffeeLiverpool, UK
El Salvador, Apaneca, 1,480–1,600 m
Natural (anaerobic), Pacamara
Tropical & winey
Price per kg £51.20/kg
£12.80 for 250 g, excl. delivery, checked
19% below median for Natural from El Salvador
To roasterGarage CoffeeCanterbury, UK
Kenya, Kisii, 1,400–2,200 m
Natural (anaerobic), Ruiru 11, Batian
Citrus, Tropical & winey, Stone fruit
Price per kg £69.00/kg
£17.25 for 250 g, excl. delivery, checked
8% above median for Natural from Kenya
To roasterHundred HouseUK
Brazil, Cerrado, 950 m
Natural (anaerobic), Yellow Bourbon
Berries, Chocolate
Price per kg £50.66/kg
£11.50 for 227 g, excl. delivery, checked
15% above median for Natural from Brazil
To roasterKiss the Hippo CoffeeEnfield, UK
Costa Rica, Turrialba, 1,000–1,400 m
Natural (anaerobic), Centroamericano
Tropical & winey
Price per kg £72.00/kg
£18.00 for 250 g, excl. delivery, checked
around the median for Natural from Costa Rica
To roasterLost Horizon CoffeeBristol, UK
Colombia, Huila, 1,600–1,750 m
Washed (anaerobic), Tabi, Caturra
Floral & tea, Nut & caramel
Price per kg £75.56/kg
£17.00 for 225 g, excl. delivery, checked
37% above median for Washed from Colombia
To roasterMoon Roast CoffeeAlresford, UK
Colombia, Quindío, 1,450–1,500 m
Washed (anaerobic, Infused), Castillo
Tropical & winey, Nut & caramel, Stone fruit
Price per kg £130.00/kg
£19.50 for 150 g, excl. delivery, checked
Pink Lane Coffee CollectiveNewcastle upon Tyne, UK
Peru, 1,800 m
Washed (anaerobic), Marshell
Berries, Nut & caramel, Stone fruit
Filter roast
Price per kg £72.00/kg
£18.00 for 250 g, excl. delivery, checked
25% above median for Washed from Peru
To roasterThe Good Coffee CartelGlasgow, UK
Ethiopia, Arbegona
Natural (anaerobic), Ethiopian Landrace
Berries, Tropical & winey
Espresso roast
Price per kg £85.00/kg
£17.00 for 200 g, excl. delivery, checked
37% above median for Natural from Ethiopia
To roasterThe Source Coffee RoastersEdinburgh, UK
Ethiopia, Gedeo, 2,200 m
Natural (anaerobic), Ethiopian Landrace
Tropical & winey, Nut & caramel
Price per kg £64.00/kg
£16.00 for 250 g, excl. delivery, checked
around the median for Natural from Ethiopia
To roasterBoona Boona Coffee RoastersBristol, UK
Colombia, Cauca, 1,740 m
Natural (anaerobic), Caturra
Berries, Stone fruit
Price per kg £41.00/kg
£10.25 for 250 g, excl. delivery, checked
41% below median for Natural from Colombia
To roasterCarnival Coffee RoastersLondon, UK
Colombia, Nariño, 2,001 m
Washed (anaerobic), Gesha
Tropical & winey, Stone fruit
Price per kg £99.78/kg
£22.95 for 230 g, excl. delivery, checked
around the median for Gesha (Geisha)
To roasterCoffee CompassLittlehampton, UK
Colombia, Antioquia, 1,700–1,900 m
Washed (anaerobic), Caturra
Citrus, Stone fruit
Price per kg £32.50/kg
£16.25 for 500 g, excl. delivery, checked
The Source Coffee RoastersEdinburgh, UK
Colombia, Huila, 1,700 m
Washed (anaerobic, Infused), Bourbon Pointu
Floral & tea, Nut & caramel, Stone fruit
Price per kg £140.00/kg
£28.00 for 200 g, excl. delivery, checked
155% above median for Washed from Colombia
To roasterTriple Co RoastBristol, UK
Colombia, Tolima, 1,700–1,900 m
Natural (anaerobic), Caturra
Tropical & winey
Price per kg £51.16/kg
£12.79 for 250 g, excl. delivery, checked
27% below median for Natural from Colombia
To roasterFigment CoffeeAberdeen, UK
Ethiopia, Gedeo, 2,150–2,200 m
Natural (anaerobic), Ethiopian Landrace
Berries, Chocolate, Stone fruit
Price per kg £58.00/kg
£14.50 for 250 g, excl. delivery, checked
6% below median for Natural from Ethiopia
To roasterThe Source Coffee RoastersEdinburgh, UK
Colombia, Huila, 1,700 m
Natural (anaerobic), Gesha
Berries
Price per kg £114.00/kg
£28.50 for 250 g, excl. delivery, checked
14% above median for Gesha (Geisha)
To roasterCairngorm CoffeeEdinburgh, UK
Burundi, Rural Bujumbura
Natural (anaerobic), Red Bourbon
Berries
Filter roast
Price per kg £70.00/kg
£14.00 for 200 g, excl. delivery, checked
17% above median for Natural from Burundi
To roasterCampbell and Syme Coffee RoastersUK
India, Chikmagalur, 1,300–1,400 m
Natural (anaerobic), Chandragiri
Berries
Price per kg £64.00/kg
£16.00 for 250 g, excl. delivery, checked
19% above median for Natural from India
To roasterEstablished CoffeeBelfast, UK
Ethiopia, Daye Bensa, 2,200–2,400 m
Natural (anaerobic), Ethiopian Landrace
Citrus, Tropical & winey
Price per kg £125.00/kg
£25.00 for 200 g, excl. delivery, checked
102% above median for Natural from Ethiopia
To roasterAll 105 anaerobic coffees in the catalogue Order: default (how we sort).
Data & method: n = 105 available coffees, checked . How we collect and sort.