According to the most recent Jefferson County Oregon demographics data available from the 2022 Census Bureau released in the American Community Survey in November of 2022, Figure 1 Jefferson County indicates it has a Population 2021 of 24,232 which is less than most other counties in the local area. The county with the highest population in the area is Clackamas County which shows a population of 418,577 ( considerably bigger). Figure 3 uses the Jefferson County population data for a comparison of the population growth/population change estimates from the years 2010 to 2021 and Jefferson County Oregon depicts an increase of 2,512 (12%).
The total Jefferson County Oregon greater area population percent change for all areas for the years from 2010 to 2021 is shown in Figure 4 and for Jefferson County depicts it has a Population Change of 11.6% which is the third most population percent change of all other counties in the greater Jefferson County region.
Looking at the Jefferson County population density (measured as people per square mile) and providing comparisons to both the national and state average population density in Figure 5, Jefferson County Oregon shows it has 14 people per square mile which is the third most people per square mile of all other counties in the greater Jefferson County region. The next higher in order of population density is Deschutes County approximately 4.7 times bigger with population density of 65. The county with the highest population density in the area is Clackamas County which depicts a people per square mile of 224 ( substantially bigger). Figure 6 provides Jefferson County demographics for the overall median age for all people in the region and Jefferson County depicts it has a Median Age of 40.7 which is the second smallest in order of overall median age of all people of all the other counties in the metro area. The county with the highest overall median age of all people in the area is Wheeler County which shows an age of 51.9 (27.5% larger).
Figure 8 illustrates the overall diversity breakdown for Jefferson County population and ethnicity groups in the area. (note: Hispanic/Latino is broken out separately in the next diagram and also the group denoted as Native ethnicity includes Native American, and Hawaiian and Other Pacific Islander.) Jefferson County Oregon has the largest proportion of Asian population at 14.5% of the total and is ranked #1. Second, it has the largest proportion of Native population at 17.0% of the total and is ranked #1. Figure 9 shows the Jefferson County Oregon Hispanic (including non Hispanic whites) population household ethnicity in the region and Jefferson County depicts it has a Hispanic or Latino of 20.6% which is the largest of all counties in the greater Jefferson County region.
Jefferson County Families and Marital Status Charts
Figure 10 shows the detailed marriage characteristics broken down by %residents who are married, never married, single, divorced, and widowed. Jefferson County has the largest proportion of total percent married at 31% of the total and is ranked #1. Figure 11 compares the average household size using the average number of people in a family for Jefferson County households. Jefferson County shows it has a Family Size of 3.3 which is the highest of all counties in the surrounding region.
Looking at Jefferson County households that are headed by a husband and wife as a percent of all families in Figure 12, Jefferson County depicts it has a Married-couple family of 68% which is the smallest when ranked by percent of people in a husband and wife family of all the other counties in the local area. The county with the highest percent of people in a husband and wife family in the area is Wheeler County which shows a husband and wife family percent of 87% (28.1% larger).
The next section of charts provide a detailed look at mothers and baby births that occurred over the past 12 months. Figure 13 shows the rate of women aged 15 to 50 years old who have given birth. Jefferson County depicts it has a Birth Rate of 3.9% which is the smallest when sorted by percent of women who gave birth of all the other counties in the greater region. The county with the highest percent of women who gave birth in the area is Wheeler County which shows a birth rate of 6.1% (55.4% larger). Figure 14 shows the breakdown of the mother's age for all baby births that occurred in the last 12 months and it has one of the largest proportions of percent of births to mothers aged 20 to 24 at 49% of the total and is ranked #2. The only larger county being Wheeler County with 73%.
The next set of demographic data looks at the marital status for Jefferson County households which is useful for internet research. Figure 16 compares the total number of single people in each area. Jefferson County depicts it has a Total Single People of 51% which is ranked #1 of all counties in the greater Jefferson County region. Comparing percent of people who are single for any reason to the United States average of 50%, Jefferson County is only slightly larger. Also, compared to the state of Oregon, percent of people who are single for any reason of 49%, Jefferson County is only about 2.5% larger.
Jefferson County Citizenship Demographics Charts
The next diagram (Figure 18) shows the year of entry that non citizens entered the United States. The year of entry can show the rate of flow at various points of time in the past for when they entered the U.S. has the smallest proportion of non citizens who entered the US after 2010 at 5% of the total. Second, it has the second smallest when ranked by percent of non citizens who entered the US after 2010 of all the other counties in the metro area when sorted by non citizens who entered the US between 2000 to 2009 at 16% of the total. Third, it has one of the largest proportions of non citizens who entered the US between 1990 to 1999 at 50% of the total and is ranked #2. The only larger county being Wheeler County with 53%. Also, it has the largest proportion of non citizens who entered the US before 1990 at 29% of the total and is ranked #1.
Jefferson County Birthplace Demographic Charts
Figure 19 looks at the detailed country of origin demographic research for foreign-born people in this place. Click column to sort.
For comparison purposes, Figure 20 shows detailed statistic data for the entire United States. In particular, this diagram breaks down the detailed country of origin foreign-born people in the entire U.S. in order to compare with the data provided in the prior diagram which shows only for the local area. Both this diagram and the prior diagram are sorted the same way to facilitate comparison between the two. Click column to sort.
Cities marked with an asterisk ("*") should resemble a city or town but do not have their own government (i.e. Mayor, City Council, etc.) These places should be recognizable by the local community but their boundaries have no legal status. Technically these include both Census Designated Places (CDP) and Census County Divisions (CCD) which are defined by the Census Bureau along with local authorities. (For more information, see:
Census Designated Place or "CDP")
and Census County Division "CCD".)
For comparison purposes, the US national average and the state average value are provided. Additionally, the "Combined Statistical Area" or CSA is shown that is closest to the city, county, or zip code shown. A CSA is a large grouping of adjacent metropolitan areas that identified by the Census Bureau based on social and economic ties. (See: Combined Statistical Area)
Data sources - Mouse over icon in upper right corner of each chart for information.