2010
#153,769
National surname rank
Recorded bearers 106
First available Census row
Per 100,000 0.04
Very Rare Last name
Millsop
An occupational surname derived from the phrase "mill hop" referring to someone who worked at a mill.
According to the 2020 US Census Bureau surname tables, roughly 117 Americans carry the last name Millsop. That puts it at #154,755 in the national surname ranking, appearing at a frequency of 0.03 per 100,000 people (about 1 in 2,929,524 residents).
This page is the full Name Census profile for the Millsop 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
117
1 in 2,929,524
Census rank
#154,755
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
102
very rare in the US
Popularity narrative
The Census Bureau recorded 102 bearers of the surname Millsop in its 2020 decennial surname file. At a rate of 0.03 per 100,000 residents, it holds the 154755th position in the national surname ranking.
Among Census respondents with the surname Millsop, the largest self-reported group is White at 93.1%. The next largest groups are Hispanic (3.9%) and Asian/Pacific Islander (2.0%).
Origin
Meaning and origin of Millsop
The surname Millsop is of English origin, with roots dating back to the medieval period. It is believed to have originated as a locational name, derived from a place called Millhop or a variation of it. Locational surnames were commonly adopted by those who left their birthplaces to move elsewhere, making it easier to identify their place of origin.
The earliest known record of the surname Millsop can be traced back to the late 13th century in the county of Yorkshire, where a William de Milhope was mentioned in the Wakefield Court Rolls of 1275. This suggests that the name may have originated from a now-lost place name in Yorkshire, perhaps a location with a mill or a hop field.
In the 14th century, the name appeared in various spellings, such as Milhope, Milhope, and Mylhope. This variation in spelling was common during that time, as there were no standardized rules for spelling or record-keeping. One notable bearer of the name was John de Milhoppe, who was mentioned in the Subsidy Rolls of Yorkshire in 1327.
By the 16th century, the spelling had evolved closer to its modern form, with examples such as Thomas Millsoppe appearing in the Parish Records of St. Mary's Church in Beverley, Yorkshire, in 1572. During this period, the name also began to spread beyond Yorkshire, with records showing Millsops residing in other parts of England.
One of the earliest recorded Millsops in the United States was John Millsop, who arrived in Virginia in 1635. Another notable bearer of the name was William Millsop, an English politician who served as a Member of Parliament for Cricklade in 1715.
Throughout history, several individuals with the surname Millsop have made notable contributions in various fields. These include:
1. Edward Millsop (1787-1874), an English architect known for designing several churches and public buildings in Yorkshire.
2. James Millsop (1825-1899), a British businessman and philanthropist who founded the Millsop Trust for underprivileged children.
3. Mary Millsop (1860-1932), an American author and poet renowned for her works on nature and rural life.
4. Robert Millsop (1912-1998), a British military officer who served in World War II and later became a respected historian.
5. Julia Millsop (born 1965), a contemporary American artist known for her abstract paintings and sculptures.
While the surname Millsop may have origins in a specific location, it has since spread across various parts of the world, with bearers contributing to diverse fields and leaving their mark on history.
Demographics
Ancestry and ethnicity for Millsop
Among Census respondents with the surname Millsop, the largest self-reported group is White at 93.1%. The next largest groups are Hispanic (3.9%) and Asian/Pacific Islander (2.0%).
The bar chart below shows how Millsop 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 Millsop surname at the time of the 2020 Census, not any inherent property of the name itself.
- White93.1% · 95
- Hispanic or Latino3.9% · 4
- Asian and Pacific Islander2.0% · 2
- American Indian and Alaska Native1.0% · 1
Timeline
Historical Census data for Millsop
Millsop appears in 2 published Census surname files: 2010, 2020. The cards below show how the name's rank and bearer count changed across each release.
2020
#154,755
National surname rank
Recorded bearers 102
-4 bearers (-3.8%)
Per 100,000 0.03
Rank movement Down 986 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2010 | #153,769 | 106 | 0.04 | First available Census row | First available Census row |
| 2020 | #154,755 | 102 | 0.03 | -4 bearers (-3.8%) | Down 986 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 Millsop 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 | #153,769 | #154,755 | -0.6% |
| Count | 106 | 102 | -3.8% |
| Per 100K | 0.04 | 0.03 | -14.7% |
Between the 2010 and 2020 Census, the number of Millsop bearers went from 106 to 102 (-3.8% change). The surname moved down 986 positions in the national ranking, going from #153,769 to #154,755.
FAQ
Millsop surname: questions and answers
How many people in the U.S. have the surname Millsop?
Name Census estimates that about 117 living Americans carry the surname Millsop. Using the current population baseline, that works out to roughly 1 in 2,929,524 residents.
How common is Millsop?
Millsop ranks #154,755 in the 2020 Census surname tables and is classified on this site as "Very Rare." The Census recorded the name at a frequency of 0.03 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 102 people with the surname Millsop. That is different from the site's living-bearer estimate (117), which projects the surname's present-day count by applying the Census frequency rate to the current U.S. population.
What does 0.03 per 100,000 actually mean?
It is the Census Bureau's normalized frequency measure. A rate of 0.03 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 Millsop.
Has Millsop become more or less common over time?
Between 2010 and 2020, the surname Millsop went from 106 recorded bearers to 102. That is a decrease of 4 (-3.8%). In the national ranking it fell from #153,769 to #154,755.
What does the Census say about the background of Millsop?
Among Census respondents with the surname Millsop, the largest self-reported group is White at 93.1%. The next largest groups are Hispanic (3.9%) and Asian/Pacific Islander (2.0%). 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 Millsop in the 2020 Census, accounting for 93.1% (95 people in the source table).
What is the full ancestry breakdown?
Millsop appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (93.1%), Hispanic (3.9%), Asian/Pacific Islander (2.0%). 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 Millsop (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 Millsop mean?
An occupational surname derived from the phrase "mill hop" referring to someone who worked at a mill. 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 Millsop (0.03 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 people have the surname Millsop?
For a quick modern estimate, our sister site HowManyOfMe.org answers that in one glance, with the living-bearer count front and centre.