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Marjorie Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Henry-County, Illinois
Our Model Tree links this Marjorie Brown across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Henry-County, Illinois (XGBoost, ~Confirmed), with identified parents Cyrus & Cyrus — first a daughter (b.~1894), then head of a 4-person household.
Age 46
b. ~1894
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Illinois |
| Surname | Brown |
| Given Name | Marjorie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Kewanee City |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Highest Grade | C-5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Kewanee City |
| Est. Birth Year | ~1894 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marjorie | Age | Birth yr |
|---|---|---|---|---|
| Frances Brown | Daughter | — | 32 | ~1908 |
| Elva Brown | Spouse | — | 70 | ~1870 |
| Cyrus Brown | Head | — | 74 | ~1866 |
| Marjorie Brown | Daughter | — | 46 | ~1894 |
Census Appearances
1900
Henry, Illinois
Daughter, age 6
Henry, Illinois · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Marjorie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Oct |
| Birth Year | 1894 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Henry, Illinois
Daughter, age 16
Henry, Illinois · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Marjorie V |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Henry, Illinois
Daughter, age 25
Henry, Illinois · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Marjorie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Teacher |
| Industry | High school |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Henry, Illinois
Other, age 36
Henry, Illinois · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Marjorie |
| Relationship to Head | Roomer |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Henry-County, Illinois
Daughter, age 46
Henry-County, Illinois · implied b. ~1894 — 4 household members
| Surname | Brown |
| Given Name | Marjorie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Kewanee City |
| 1935 Residence (County) | Henry |
| Highest Grade | C-5 |
| 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 Marjorie Brown across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Cyrus Brown (~0.92 confidence) and father Cyrus Brown (~0.92 confidence) and father Cyrus Brown (~0.92 confidence) and father Lew Brown (~0.92 confidence) and mother Dora Brown (~0.92 confidence) and mother Elva Brown (~0.92 confidence) and mother Eva Brown (~0.92 confidence) and mother Margaret Brown (~0.92 confidence). The pedigree spans 1 generation with 8 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Cyrus Brown
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Cyrus Brown
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Cyrus Brown
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Lew Brown
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Dora Brown
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Elva Brown
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Eva Brown
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Margaret Brown
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Marjorie Brown
Daughter · 1940 · age 46 · b. ~1894 · Illinois
★ You are viewing this record
Sibling
Frances Brown
Sibling · 1940 · age 32
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 — Henry-County, Illinois
Open full size
1940 US Federal Census — Henry-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00812-00473)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | La Roy Radford | 55 | Head | Moulder | Illinois |
| 42 | Ethel Radford | 55 | Wife | — | Illinois |
| 43 | Augusta Schultz | 62 | Head | — | Germany |
| 44 | Ella Schultz | 38 | Daughter | Saleswoman | Illinois |
| 45 | Charles Myert | 23 | Head | Leather Cutter | Illinois |
| 46 | Gladys Myert | 19 | Wife | — | Illinois |
| 47 | Charles Jr. Myert | 0 | Son | — | Illinois |
| 48 | Morgan Blackman | 13 | Head | — | Illinois |
| 49 | Lucrita Blackman | 13 | Wife | — | Illinois |
| 50 | Ada Baker | 61 | Head | — | Illinois |
| 51 | Fern Rice | 31 | Daughter | — | Illinois |
| 52 | Shirley Ann Rice | 7 | Granddaughter | — | Illinois |
| 53 | Frank Craig | 19 | Head | — | Illinois |
| 54 | Bess Craig | 73 | Mother | — | Illinois |
| 55 | Edwin Craig | 50 | Head | Foreman | Illinois |
| 56 | Pearl Craig | 50 | Wife | — | Illinois |
| 57 | Margaret Ann Johnson | 16 | Lodger | — | Illinois |
| 58 | Albert Early | 81 | Lodger | — | Ohio |
| 59 | Richard St. John | 30 | Head | Milk Deliveryman | Wyoming |
| 60 | Mildred St. John | 30 | Wife | — | Illinois |
| 61 | Virginia St. John | 10 | Daughter | — | Illinois |
| 62 | Donald St. John | 9 | Son | — | Illinois |
| 63 | Charlene St. John | 6 | Daughter | — | Illinois |
| 64 | Alice St. John | 57 | Mother | Teacher | Illinois |
| 65 | Dorothy Hendricks | 23 | Lodger | Teacher | Illinois |
| 66 | Frank Simpson | 35 | Head | Salesman | Illinois |
| 67 | Margaret Simpson | 33 | Wife | — | Illinois |
| 68 | Frank Jr. Simpson | 12 | Son | — | Illinois |
| 69 | Jean Simpson | 12 | Daughter | — | Illinois |
| 70 | Patricia Simpson | 2 | Daughter | — | Illinois |
| 71 | Neva Hurd | 68 | Head | — | Illinois |
| 72 | Ralph Blair | 44 | Head | Postal Clerk | Illinois |
| 73 | Helen Blair | 46 | Wife | — | Illinois |
| 74 | Marjorie Blair | 18 | Daughter | — | Illinois |
| 75 | Donald Blair | 15 | Son | — | Illinois |
| 76 | Cyrus Brown | 74 | Head | Supervisor | Illinois |
| 77 | Elva Brown | 70 | Wife | — | Illinois |
| 78 | Marjorie Brown THIS PERSON | 46 | Daughter | — | Illinois |
| 79 | Frances Brown | 32 | Daughter | Teacher | Illinois |
| 80 | Max Roeske | 56 | Head | Machinist | Germany |
Pedigree Summary
Marjorie + 1 sibling
Gen 1 · 8 parents
~0.92
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)