2000
#89,172
National surname rank
Recorded bearers 193
First available Census row
Per 100,000 0.07
Very Rare Last name
Blumenauer
A German topographic surname referring to someone living near a flower garden or meadow.
According to the 2020 US Census Bureau surname tables, roughly 261 Americans carry the last name Blumenauer. That puts it at #87,624 in the national surname ranking, appearing at a frequency of 0.08 per 100,000 people (about 1 in 1,313,235 residents).
This page is the full Name Census profile for the Blumenauer surname. You will find the Census Bureau frequency data, a multi-census history view, an ancestry and ethnicity breakdown based on self-reported demographics, the name's meaning and origin where available, and answers to the most common questions people ask about this surname.
Bearers in the US
261
1 in 1,313,235
Census rank
#87,624
2020 decennial data
Per 100,000
0.1
Frequency rate
Recorded bearers
228
very rare in the US
Popularity narrative
The Census Bureau recorded 228 bearers of the surname Blumenauer in its 2020 decennial surname file. At a rate of 0.08 per 100,000 residents, it holds the 87624th position in the national surname ranking.
Among Census respondents with the surname Blumenauer, the largest self-reported group is White at 88.6%. The next largest groups are Two or More Races (5.3%) and American Indian/Alaska Native (2.6%).
Origin
Meaning and origin of Blumenauer
The surname Blumenauer originates from Germany, with its earliest recorded instances dating back to the 16th century. It is derived from the German words "blumen" meaning flowers and "auer" referring to a meadow or field, suggesting that the name was initially given to someone who lived or worked in a flower-filled meadow or field.
One of the earliest recorded references to the name can be found in the parish records of Saxony, where a Johannes Blumenauer was listed as a resident in the town of Zwickau in the year 1563. The name also appears in the records of the city of Leipzig, with a mention of a merchant named Hans Blumenauer in 1587.
The Blumenauer family can trace its roots to various regions of Germany, with concentrations in Saxony, Thuringia, and Bavaria. The name has been documented in various forms, such as Blumenauer, Blumenawer, and Blumenaur, reflecting regional variations in spelling and pronunciation.
Notable individuals with the surname Blumenauer throughout history include:
1. Wilhelm Blumenauer (1624-1687), a German composer and organist who served at the court of the Duke of Saxony-Weimar.
2. Friedrich Blumenauer (1759-1823), a German theologian and philosopher who taught at the University of Jena.
3. Heinrich Blumenauer (1805-1878), a German-American farmer and pioneer who settled in Oregon, USA, in the mid-19th century and played a role in the state's early development.
4. Else Blumenauer (1873-1945), a German actress and theater director active in the early 20th century, known for her performances in classical plays.
5. Earl Blumenauer (born 1948), an American politician and member of the United States House of Representatives from Oregon, tracing his ancestry to Heinrich Blumenauer, the Oregon pioneer.
While the name Blumenauer is not as widespread as some other German surnames, it has left a mark on various aspects of history, from the arts and academia to pioneering endeavors and political leadership.
Demographics
Ancestry and ethnicity for Blumenauer
Among Census respondents with the surname Blumenauer, the largest self-reported group is White at 88.6%. The next largest groups are Two or More Races (5.3%) and American Indian/Alaska Native (2.6%).
The bar chart below shows how Blumenauer bearers described their own race and ethnicity on the 2020 Census form. The Census Bureau groups responses into six broad categories: White, Black or African American, Hispanic or Latino, Asian and Pacific Islander, American Indian and Alaska Native, and Two or More Races. When a category has too few respondents for a given surname, the Bureau suppresses the figure to protect individual privacy, which is why some names show fewer than six slices.
Percentages are shown for every Census year so the breakdown stays comparable over time. When the source file also includes raw headcounts, Name Census shows those alongside the percentages in the legend.
Keep in mind that these are self-reported numbers. A person's surname does not determine their race or ethnicity, and the distribution you see here reflects the specific population who happened to carry the Blumenauer surname at the time of the 2020 Census, not any inherent property of the name itself.
- White88.6% · 202
- Two or more races5.3% · 12
- American Indian and Alaska Native2.6% · 6
- Hispanic or Latino2.2% · 5
- Black or African American0.9% · 2
- Asian and Pacific Islander0.4% · 1
Timeline
Historical Census data for Blumenauer
Blumenauer appears in 3 published Census surname files: 2000, 2010, 2020. The cards below show how the name's rank and bearer count changed across each release.
2010
#83,541
National surname rank
Recorded bearers 225
+32 bearers (+16.6%)
Per 100,000 0.08
Rank movement Up 5,631 places
2020
#87,624
National surname rank
Recorded bearers 228
+3 bearers (+1.3%)
Per 100,000 0.08
Rank movement Down 4,083 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #89,172 | 193 | 0.07 | First available Census row | First available Census row |
| 2010 | #83,541 | 225 | 0.08 | +32 bearers (+16.6%) | Up 5,631 places |
| 2020 | #87,624 | 228 | 0.08 | +3 bearers (+1.3%) | Down 4,083 places |
For 2020, the Census Bureau published race and Hispanic-origin columns as counts rather than percentages. Name Census converts those counts back into shares so the ancestry section stays comparable with the older surname files.
Year on year
2010 vs 2020 Census
How has the Blumenauer surname changed between Census years? The chart shows bearer count side by side, and the table compares rank, count, and frequency.
Census year comparison
20102020
| Metric | 2010 | 2020 | Change |
|---|---|---|---|
| Rank | #83,541 | #87,624 | -4.9% |
| Count | 225 | 228 | 1.3% |
| Per 100K | 0.08 | 0.08 | -4.6% |
Between the 2010 and 2020 Census, the number of Blumenauer bearers went from 225 to 228 (+1.3% change). The surname moved down 4,083 positions in the national ranking, going from #83,541 to #87,624.
Notable bearers
Famous people with the surname Blumenauer
FAQ
Blumenauer surname: questions and answers
How many people in the U.S. have the surname Blumenauer?
Name Census estimates that about 261 living Americans carry the surname Blumenauer. Using the current population baseline, that works out to roughly 1 in 1,313,235 residents.
How common is Blumenauer?
Blumenauer ranks #87,624 in the 2020 Census surname tables and is classified on this site as "Very Rare." The Census recorded the name at a frequency of 0.08 per 100,000 residents, which is about 0 people out of every 100,000.
How many people with this surname were counted in the Census?
The raw 2020 Census file counted 228 people with the surname Blumenauer. That is different from the site's living-bearer estimate (261), which projects the surname's present-day count by applying the Census frequency rate to the current U.S. population.
What does 0.08 per 100,000 actually mean?
It is the Census Bureau's normalized frequency measure. A rate of 0.08 per 100,000 means that if you picked a random group of 100,000 U.S. residents, you would expect about 0 of them to have the surname Blumenauer.
Has Blumenauer become more or less common over time?
Between 2010 and 2020, the surname Blumenauer went from 225 recorded bearers to 228. That is an increase of 3 (+1.3%). In the national ranking it fell from #83,541 to #87,624.
What does the Census say about the background of Blumenauer?
Among Census respondents with the surname Blumenauer, the largest self-reported group is White at 88.6%. The next largest groups are Two or More Races (5.3%) and American Indian/Alaska Native (2.6%). These figures come from the 2020 Census Bureau surname tables, based on how respondents described their own race and ethnicity.
Which group reports this surname most often?
White is the largest self-reported group for the surname Blumenauer in the 2020 Census, accounting for 88.6% (202 people in the source table).
What is the full ancestry breakdown?
Blumenauer appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (88.6%), Two or More Races (5.3%), American Indian/Alaska Native (2.6%). For 2020, the source file also published raw headcounts for each group, which is why this page can show both percentages and counts in the ancestry section.
Is this page using the latest Census data?
Yes. This page is using the latest surname file currently loaded on Name Census, which is 2020. The historical section above also keeps any older Census surname entries we have for Blumenauer (2000, 2010, 2020).
Does the Census include every surname?
No. The Census Bureau only publishes surnames that appeared at least 100 times in a given decennial Census. That means very rare surnames are excluded entirely, and a surname can appear in one Census release but disappear from a later one if it falls below the reporting threshold.
Why don't the ancestry percentages always add up to exactly 100%?
There are two main reasons: rounding and suppression. The Census Bureau rounds published values, and it may suppress very small cells to protect privacy. For 2020, the Bureau also published raw group counts rather than direct percentages, so Name Census converts those counts back into shares for comparability across census years.
What does Blumenauer mean?
A German topographic surname referring to someone living near a flower garden or meadow. The fuller origin note on this page goes into more detail.
Where does the surname data come from?
All surname statistics on Name Census are drawn from the US Census Bureau's decennial surname frequency tables. These files list every surname that appeared 100 or more times in the 2020 Census, along with a count, a per-100,000 rate, and a self-reported demographic breakdown. You can read the full explanation on our methodology page.
How does Name Census estimate living bearers?
For surnames, Name Census does not age cohorts the way it does for first names. Instead, it takes the Census Bureau's published frequency for Blumenauer (0.08 per 100,000) and applies that rate to the current U.S. resident population to estimate how many living Americans have the surname today.
How many Americans have the surname Blumenauer?
For a faster, more casual read, check HowManyOfMe.org — our sister site built around that single question.