Rufous-crowned sparrows are found from mid to southern California through northern Baja California in the coastal areas to southern Mexico, as well as many other parts of the American Southwest, excluding northeastern Arizona and northwestern New Mexico. These birds range as far east as mid-eastern Texas and as far north as southern Utah and Colorado.
Biogeographic Regions: nearctic (Native )
- Peterson, R., V. Peterson. 1990. A Field Guide to Western Birds. Boston: Houghton Mifflin Company.
- Robbins, C., B. Bruun, H. Zim. 1983. A Guide to Field Identification: Birds of North America. New York: Western Publishing Company.
- Collins, P. 1999. Rufous-crowned Sparrow. Pp. No.472, 1-28 in A Poole, P Stettenheim, K Kaufman, L Bevier, eds. The Birds of North America, Vol. 12, 1 Edition. Philadelphia, PA: The American Ornithologists' Union and The Academy of Natural Sciences of Philadelphia.
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