RB
Ruth Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Will-County, Illinois
Our Model Tree links this Ruth Brown across the 1920, 1930 and 1940 US Censuses in Will-County, Illinois (XGBoost, ~Confirmed), with identified parents Joseph & Joseph — first a daughter (b.~1913), then head of a 9-person household.
Age 27
b. ~1913
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Will-County, Illinois |
| Surname | Brown |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Lockport City |
| 1935 Residence (County) | Will |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Lockport City |
| Est. Birth Year | ~1913 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Brown | Daughter | — | 27 | ~1913 |
| Helen Brown | Daughter | — | 22 | ~1918 |
| Sylvia Brown | Daughter | — | 18 | ~1922 |
| Joseph Brown | Head | — | 50 | ~1890 |
| Robert Brown | Son | — | 25 | ~1915 |
| William Brown | Son | — | 23 | ~1917 |
| Bernard Brown | Son | — | 10 | ~1930 |
| Joseph Brown | Son | — | 16 | ~1924 |
| Margaret Brown | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Will, Illinois
Daughter, age 6
Will, Illinois · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Will, Illinois
Daughter, age 16
Will, Illinois · implied b. ~1914 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Saleslady |
| Industry | Confectionery store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Will-County, Illinois
Daughter, age 27
Will-County, Illinois · implied b. ~1913 — 9 household members
| Surname | Brown |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Lockport City |
| 1935 Residence (County) | Will |
| Income (1939) | 0 |
| Highest Grade | Hs 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 Ruth Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Brown (~0.92 confidence) and father Joseph Brown (~0.92 confidence) and father Joseph Brown (~0.92 confidence) and mother Margaret Brown (~0.92 confidence) and mother Margaret Brown (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Brown
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Joseph Brown
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Joseph Brown
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Margaret Brown
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Margaret Brown
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Brown
Daughter · 1940 · age 27 · b. ~1913 · Illinois
★ You are viewing this record
Sibling
William Brown
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Brown
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Brown
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sylvia Brown
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Brown
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Brown
Sibling · 1940 · age 22
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 — Will-County, Illinois
Open full size
1940 US Federal Census — Will-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00909-00322)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Boland | 23 | Head | Pipefitter | Illinois |
| 2 | Laura Boland | 22 | Wife | — | Illinois |
| 3 | Kathleen Boland | 1 | Daughter | — | Illinois |
| 4 | Joseph Brown | 50 | Head | Yard Foreman | Illinois |
| 5 | Margaret Brown | 49 | Wife | — | Illinois |
| 6 | Ruth Brown THIS PERSON | 27 | Daughter | — | Illinois |
| 7 | Robert Brown | 25 | Son | Reliefman | Illinois |
| 8 | William Brown | 23 | Son | Laborer | Illinois |
| 9 | Helen Brown | 22 | Daughter | — | Illinois |
| 10 | Sylvia Brown | 18 | Daughter | — | Illinois |
| 11 | Joseph Brown | 16 | Son | — | Illinois |
| 12 | Bernard Brown | 10 | Son | — | Illinois |
| 13 | Anthony Muren | 25 | Head | Gauger | Illinois |
| 14 | Margaret Muren | 26 | Wife | — | Illinois |
| 15 | Stewart Muren | 2 | Son | — | Illinois |
| 16 | William Borman | 45 | Head | Head Tester | Wisconsin |
| 17 | Bertha Borman | 42 | Wife | — | Illinois |
| 18 | George Borman | 22 | Son | Laborer | Illinois |
| 19 | Herman Johnson | 60 | Head | Laborer | Nebraska |
| 20 | Anna Johnson | 55 | Wife | — | Illinois |
| 21 | Francis Zolecki | 25 | Head | Laborer | Illinois |
| 22 | Marcella Zolecki | 23 | Wife | — | Illinois |
| 23 | Joyce Zolecki | 3 | Daughter | — | Illinois |
| 24 | Henry Dillon | 34 | Head | Gasoline Tender | Illinois |
| 25 | Margaret Dillon | 31 | Wife | — | Illinois |
| 26 | Marylee Dillon | 4 | Daughter | — | Illinois |
| 27 | Janet Dillon | 2 | Daughter | — | Illinois |
| 28 | Bentley Irving | 37 | Head | Watchman | Illinois |
| 29 | Louella Irving | 50 | Wife | — | Illinois |
| 30 | Irene Dons | 29 | Daughter | Laborer | Illinois |
| 31 | John Dons | 29 | Son-in-law | Laborer | Illinois |
| 32 | June Dons | 8 | Daughter | — | Illinois |
| 33 | Robert Dons | 6 | Son | — | Illinois |
| 34 | Huston Rider | 29 | Head | Bricklayer | Illinois |
| 35 | Laura Rider | 25 | Wife | — | Wisconsin |
| 36 | Charlotte Rider | 5 | Daughter | — | Wisconsin |
| 37 | Beverly Rider | 0 | Daughter | — | Illinois |
| 38 | John Zuver | 68 | Head | Operator | Illinois |
| 39 | Mary Zuver | 60 | Wife | — | Illinois |
Pedigree Summary
Ruth + 6 siblings
Gen 1 · 5 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)