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Kenneth Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Vermilion-County, Illinois
Our Model Tree links this Kenneth Brown across the 1920, 1930 and 1940 US Censuses in Vermilion-County, Illinois (XGBoost, ~Confirmed), with identified parents Elizabeth & Floyd — first a son (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Vermilion-County, Illinois |
| Surname | Brown |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Danville City |
| 1935 Residence (County) | Vermilion |
| Additional Details | |
| Occupation | Auto Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 720 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Auto Mechanic |
| Township / Ward | Danville City |
| Est. Birth Year | ~1918 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Kenneth | Age | Birth yr |
|---|---|---|---|---|
| Floyd Brown | Head | — | 49 | ~1891 |
| Paul Brown | Son | — | 19 | ~1921 |
| Harold Brown | Son | — | 15 | ~1925 |
| Kenneth Brown | Son | — | 22 | ~1918 |
| Helen Brown | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Vermilion, Illinois
Son, age 1
Vermilion, Illinois · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Vermilion, Illinois
Son, age 12
Vermilion, Illinois · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Vermilion-County, Illinois
Son, age 22
Vermilion-County, Illinois · implied b. ~1918 — 5 household members
| Surname | Brown |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Danville City |
| 1935 Residence (County) | Vermilion |
| Occupation | Auto Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 720 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Kenneth Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Elizabeth Brown (~0.82 confidence) and father Floyd Brown (~0.92 confidence) and mother Helen Brown (~0.92 confidence) and father Earl Brown (~0.92 confidence) and father Earl Brown (~0.92 confidence) and mother Mildred Brown (~0.92 confidence) and mother Mildred Brown (~0.92 confidence). The pedigree spans 2 generations with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.91
Mother
Elizabeth Brown
b. ~1864
Source father>mother
● Household
· direct · ~0.82
Father
Floyd Brown
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Helen Brown
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
Earl Brown
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Earl Brown
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Mildred Brown
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Mildred Brown
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Kenneth Brown
Son · 1940 · age 22 · b. ~1918 · Illinois
★ You are viewing this record
Sibling
Harold Brown
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Brown
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Vermilion-County, Illinois
Open full size
1940 US Federal Census — Vermilion-County, Illinois
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00898-00354)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rose M. Cooke | 52 | Wife | — | Wisconsin |
| 42 | Margaret Cooke | 23 | Dau | Teacher | N. Dakota |
| 43 | John Leonard Cooke | 18 | Son | — | Illinois |
| 44 | Robert Kieran | 43 | Son | — | Illinois |
| 45 | Floyd E. Brown | 49 | Head | Owner | Indiana |
| 46 | Helen Brown | 47 | Wife | — | Indiana |
| 47 | Kenneth Brown THIS PERSON | 22 | Son | Auto Mechanic | Illinois |
| 48 | Paul Brown | 19 | Son | Clerk | Illinois |
| 49 | Harold Brown | 15 | Son | — | Illinois |
| 50 | Otto L. Ogdon | 50 | Head | Liv Stock Buyer | Illinois |
| 51 | Nelle E. Ogdon | 51 | Wife | — | Illinois |
| 52 | Catherine Ogdon | 83 | Mother | — | Illinois |
| 53 | Isabel V. Story | 25 | Servant | Maid | Illinois |
| 54 | E. Charles Wright | 23 | Brother | Laborer | Tennessee |
| 55 | John W. Smith | 60 | Head | — | Indiana |
| 56 | Belva Smith | 55 | Wife | — | Tennessee |
| 57 | Anna Miller | 58 | Roomer | Teacher | Illinois |
| 58 | Joseph W. Clutter | 23 | Boarder | Manager | Illinois |
| 59 | William B. Murray | 63 | Head | Owner | New York |
| 60 | Georgia E. Murray | 63 | Wife | — | New York |
| 61 | Arthur M. Carson | 34 | Head | Mechanic | Illinois |
| 62 | Martha A. Carson | 34 | Wife | — | Washington |
| 63 | Max Jr. Carson | 7 | Son | — | Illinois |
| 64 | Ellen Carson | 2 | Dau | — | Illinois |
| 65 | Willard B. Black | 22 | Son in law | Salesman | Illinois |
| 66 | Laura E. Black | 26 | Dau | — | Illinois |
| 67 | Robert Clements | 62 | Head | Physician | Illinois |
| 68 | Eunice R. Clements | 22 | Wife | — | Indiana |
| 69 | Robert L. Clements | 28 | Son | Salesman | Illinois |
| 70 | John A. Cathcart | 64 | Head | Sec'Y | Illinois |
| 71 | Mabel Cathcart | 64 | Wife | — | Illinois |
| 72 | Edna Smiley | 62 | Head | Inspector | Illinois |
| 73 | William Owen Smiley | 22 | Son | Laborer | Illinois |
| 74 | Billie E. King | 24 | Daughter | Teacher | Illinois |
| 75 | James W. De Witt | 45 | Head | Proprietor | Illinois |
| 76 | Irma De Witt | 45 | Wife | — | Kansas |
| 77 | Ella Hussong | 75 | Mother | — | Wisconsin |
| 78 | Frank Schlecter | None | Boarder | — | — |
Pedigree Summary
Kenneth + 2 siblings
Gen 1 · 6 parents
~0.92
Gen 2 · 1 grandparents
~0.82
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)