Other Counties in Oregon:
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| General Information: | |
| Name: | Jefferson |
| Land Area: | 1791.2 |
| State Name: | Oregon |
| Males: | 9595 |
| Females : | 9414 |
| Total Population 2004: | 20332 |
| Total Population 2000: | 19009 |
| 2004 Population per Sq. Miles: | 11.4 |
| 2004 Population per Sq. Miles: | 10.6 |
Map of Jefferson County:
| Races in Jefferson County: | |
| White: | 13113 |
| Black/African American: | 50 |
| Hispanic: | 3372 |
| Asian: | 57 |
| American Indian & Alaska Native: | 2981 |
| Native Hawaian Pacific Islander: | 42 |
| Multi Race: | 614 |
| Ohter Race: | 2152 |
| Population by Age in Jefferson County: | |
| Under 5 years: | 1467 |
| 5 to 17 Years: | 4199 |
| 18 to 21 years: | 845 |
| 22 to 29 years: | 1791 |
| 30 to 39 yeras: | 2617 |
| 40 to 49 years: | 2571 |
| 50 to 64 years: | 3156 |
| 64 and over: | 2363 |
| Median Age in Jefferson County: | |
| Average Median Age: | 34.8 |
| Male Median Age: | 34.4 |
| Female Median Age: | 35.2 |
Cities in Oregon (With population 10,000 or more):
| Albany (40852) | Aloha (41741) | Altamont (19603) | Ashland (19522) | Beaverton (76129) |
| Bend (52029) | Canby (12790) | Cedar Mill (12597) | Central Point (12493) | City of The Dalles (12156) |
| Coos Bay (15374) | Corvallis (49322) | Dallas (12459) | Eugene (137893) | Forest Grove (17708) |
| Four Corners (13922) | Gladstone (11438) | Grants Pass (23003) | Gresham (90205) | Hayesville (18222) |
| Hermiston (13154) | Hillsboro (70186) | Keizer (32203) | Klamath Falls (19462) | La Grande (12327) |
| Lake Oswego (35278) | Lebanon (12950) | McMinnville (26499) | Medford (63154) | Milwaukie (20490) |
| Newberg (18064) | Oak Grove (12808) | Oatfield (15750) | Ontario (10985) | Oregon City (25754) |
| Pendleton (16354) | Portland (529121) | Redmond (13481) | Roseburg (20017) | Salem (136924) |
| Sherwood (11791) | Springfield (52864) | St. Helens (10019) | Tigard (41223) | Troutdale (13777) |
| Tualatin (22791) | West Linn (22261) | Wilsonville (13991) | Woodburn (20100) |