Ferrera

For other places with the same name, see Ferrera (disambiguation).

Not to be confused with Ferrara.

Ferrera is a municipality in the Viamala Region in the Grisons, Switzerland. It was formed on 1 January 2008 through the merger of Innerferrera and Ausserferrera. Geographically, it covers the entire Ferrera valley.

Ausserferrera

Ferrera
Municipality
Flag Coat of arms
Location of Ferrera
Ferrera Show map of Switzerland Ferrera Show map of Canton of Grisons
Coordinates: 46°33′N 9°26′E
Country	Switzerland
Canton	Grisons
District	Viamala
Area [1]
• Total	75.46 km2 (29.14 sq mi)
Elevation	1,316 m (4,318 ft)
Population  (31 December 2018)[2]
• Total	75
• Density	0.99/km2 (2.6/sq mi)
Time zone	UTC+01:00 (Central European Time)
• Summer (DST)	UTC+02:00 (Central European Summer Time)
Postal code(s)	7444
SFOS number	3713
ISO 3166 code	CH-GR
Localities	Innerferrera, Ausserferrera
Surrounded by	Andeer, Avers, Madesimo (IT-SO), Mulegns, Piuro (IT-SO), Pignia, Riom-Parsonz, Salouf, Sufers
Website	www.ferrera.ch SFSO statistics

Historical population

The combined historical population of the two municipalities is given in the following table:^[3][4]

year	population
1808	167
1850	273
1900	162
1950	145
1960	405a
2000	96

^a Population increase due to construction of the dam at Valle di Lei

Languages

Languages in Ferrera

Languages	Census of 1980		Census of 1990		Census of 2000
	Number	Percentage	Number	Percentage	Number	Percentage
German	79	69.30%	75	75.76%	90	91.84%
Romansh	33	28.95%	21	21.21%	1	1.02%
Italian	0	0.00%	2	2.02%	3	3.37%
Population	114	100%	99	100%	98	100%

Languages in Ausserferrera

Languages	Census of 1980		Census of 1990		Census of 2000
	Number	Percentage	Number	Percentage	Number	Percentage
German	29	58.00%	28	58.33%	44	93.62%
Romansh	19	38.00%	17	35.42%	1	2.13%
Italian	0	0.00%	2	4.17%	1	2.13%
Population	50	100%	48	100%	47	100%

Languages in Innerferrera

Languages	Census of 1980		Census of 1990		Census of 2000
	Number	Percentage	Number	Percentage	Number	Percentage
German	50	78.13%	47	92.16%	46	94.0%
Romansh	14	21.88%	4	7.84%	2	6.0%
Population	64	100%	51	100%	49	100%

Weather

Innerferrera village in Ferrera has an average of 118.2 days of rain per year and on average receives 1,238 mm (48.7 in) of precipitation. The wettest month is August during which time Innerferrera receives an average of 158 mm (6.2 in) of precipitation. During this month there is precipitation for an average of 12.2 days. The month with the most days of precipitation is May, with an average of 13.3, but with only 141 mm (5.6 in) of precipitation. The driest month of the year is February with an average of 44 mm (1.7 in) of precipitation over 12.2 days.^[5]