RB
Richard Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Richard Brown across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Alexander & Evangeline — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Brown |
| Given Name | Richard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | River Forest Village |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | River Forest Village |
| Est. Birth Year | ~1919 |
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 Richard | Age | Birth yr |
|---|---|---|---|---|
| James Brown | Head | — | 50 | ~1890 |
| Beulah Bacle | Other | — | 32 | ~1908 |
| Richard Brown | Son | — | 21 | ~1919 |
| James Brown | Son | — | 24 | ~1916 |
| Anna Brown | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Cook, Illinois
Son, age 1
Cook, Illinois · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Richard |
| 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
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Cook-County, Illinois
Son, age 21
Cook-County, Illinois · implied b. ~1919 — 5 household members
| Surname | Brown |
| Given Name | Richard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | River Forest Village |
| 1935 Residence (County) | Cook |
| Income (1939) | 0 |
| 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 Richard Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alexander Brown (~0.92 confidence) and mother Evangeline Brown (~0.92 confidence) and father Walter Brown (~0.92 confidence) and father James Brown (~0.92 confidence) and mother Mary Brown (~0.92 confidence) and mother Anna Brown (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alexander Brown
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Evangeline Brown
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Walter Brown
b. ~1888
Source father
● Household
· direct · ~0.92
Father
James Brown
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Mary Brown
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Anna Brown
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Richard Brown
Son · 1940 · age 21 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
James Brown
Sibling · 1940 · age 24
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00788-00540)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl Meyer | 40 | head | Department Head | Illinois |
| 2 | Hazel Meyer | 35 | wife | — | Illinois |
| 3 | Gretchen Meyer | 1 | daughter | — | Illinois |
| 4 | Roy A. Knapp | 59 | head | Dentist | Wisconsin |
| 5 | Mabel A. Knapp | 54 | wife | — | Illinois |
| 6 | Frank Westlake | 35 | head | Salesman | Illinois |
| 7 | Virginia Westlake | 33 | wife | — | Ohio |
| 8 | Joan Westlake | 7 | daughter | — | Ohio |
| 9 | Virginia Westlake | 3 | daughter | — | Ohio |
| 10 | Glenn S. Reid | 51 | head | Salesman | Michigan |
| 11 | Sidney K. Reid | 49 | wife | — | Montana |
| 12 | Allen K. Reid | 17 | son | — | Illinois |
| 13 | Doris E. Reid | 15 | daughter | — | Illinois |
| 14 | Hjordis Krobol | 50 | head | — | Montana |
| 15 | Beela D. Krobol | 67 | step mother | — | Illinois |
| 16 | James J. Brown | 50 | head | President Executive | Minnesota |
| 17 | Anna R. Brown | 46 | wife | — | Bohemia |
| 18 | James J. Jr. Brown | 24 | son | — | Illinois |
| 19 | Richard Brown THIS PERSON | 21 | son | — | Illinois |
| 20 | Beulah Bacle | 32 | servant | Housemaid | Illinois |
| 21 | Rohland Laker | 47 | head | Phys. | Minnesota |
| 22 | Eleanor Laker | 45 | wife | — | Wisconsin |
| 23 | Janet Laker | 7 | daughter | — | Wisconsin |
| 24 | Mary Ann Lindberg | 25 | sister in law | Saleslady | Wisconsin |
| 25 | Ann Tobey | 36 | servant | Housemaid | Illinois |
| 26 | Mabel Gardiner | 55 | head | — | Illinois |
| 27 | Charles H. Gardiner | 15 | son | — | Illinois |
| 28 | Elmer O. Warner | 44 | head | Proprietor | Illinois |
| 29 | Virginia Warner | 32 | wife | Proprietor | Illinois |
| 30 | Marilyn Warner | 7 | daughter | — | Illinois |
| 31 | Katherine Sherwood | 60 | mother in law | — | Texas |
| 32 | Dorothy Taylor | 26 | servant | House Maid | Minnesota |
| 33 | Bradford Foote | 68 | head | President | Illinois |
| 34 | Dorothy Foote | 43 | wife | — | England |
| 35 | Bradford Jr. Foote | 28 | son | Purchasing Agent | Illinois |
| 36 | Thomas C. Alado | 64 | head | — | Italy |
| 37 | Mabel Alado | 45 | wife | — | Illinois |
| 38 | Katherine Alado | 32 | daughter | — | Illinois |
| 39 | Lewis Alado | 25 | son | New Worker | Illinois |
| 40 | Albert Alado | 15 | son | — | Illinois |
Pedigree Summary
Richard + 1 sibling
Gen 1 · 6 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)