LA
Lawrence Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Lawrence Anderson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Ernest & Ernest — first a son (b.~1917), then head of a 8-person household.
Age 23
b. ~1917
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Anderson |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago city |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Window Clerk |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 656 |
| Highest Grade | No H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Window Clerk |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1917 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Betty Anderson | Daughter | — | 9 | ~1931 |
| Ernest Anderson | Head | — | 52 | ~1888 |
| Raymond Anderson | Son | — | 18 | ~1922 |
| Milford Anderson | Son | — | 13 | ~1927 |
| Charlie Anderson | Other | — | 50 | ~1890 |
| Mary Anderson | Other | — | 50 | ~1890 |
| Lawrence Anderson | Son | — | 23 | ~1917 |
| Helen Anderson | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Illinois |
| Mother Tongue | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 13
Cook, Illinois · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Lawrence |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 23
Cook-County, Illinois · implied b. ~1917 — 8 household members
| Surname | Anderson |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago city |
| 1935 Residence (County) | Cook |
| Occupation | Window Clerk |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 656 |
| Highest Grade | No 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 Lawrence Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ernest Anderson (~0.92 confidence) and father Ernest Anderson (~0.92 confidence) and father Ernest Anderson (~0.92 confidence) and mother Helen Anderson (~0.92 confidence) and mother Helen Anderson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ernest Anderson
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Ernest Anderson
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Ernest Anderson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Helen Anderson
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Helen Anderson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Anderson
Son · 1940 · age 23 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Raymond Anderson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milford Anderson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Anderson
Sibling · 1940 · age 9
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-t0627-00942-00620)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Brill | 50 | Head | Rigger | Austria |
| 2 | Bessie Brill | 54 | Wife | — | Illinois |
| 3 | George Jr. Brill | 31 | Son | Politician | Illinois |
| 4 | Idris Brill | 10 | Daughter | — | Illinois |
| 5 | Herman Kerber | 61 | Head | Sales Clerk | Germany |
| 6 | Henry Jr. Reuss | 37 | Son-in-law | Lead Burner | Illinois |
| 7 | Evelyn Reuss | 34 | Daughter | — | Illinois |
| 8 | Alvera Reuss | 6 | Granddaughter | — | Illinois |
| 9 | Joseph Pliske | 52 | Head | Millwright Foreman | Wisconsin |
| 10 | Katherine Pliske | 51 | Wife | — | Wisconsin |
| 11 | Kathleen Pliske | 22 | Daughter | Radio Assembling | Wisconsin |
| 12 | Lucille Pliske | 17 | Daughter | — | Illinois |
| 13 | James Pliske | 15 | Son | — | Illinois |
| 14 | Frances Encimer | 24 | Daughter | Radio Assembling | Wisconsin |
| 15 | Joseph Franks | 28 | Head | Fireman | Illinois |
| 16 | Josephine Franks | 27 | Wife | Proofreader | Illinois |
| 17 | Max Smilanobic | 25 | Lodger | Labor | Illinois |
| 18 | John Olsen | 68 | Head | Repairing Cars | Sweden |
| 19 | Rosaline Olsen | 65 | Wife | — | Sweden |
| 20 | William Wolff | 65 | Head | Shipping Clerk | Illinois |
| 21 | Alvina Wolff | 64 | Wife | — | Indiana |
| 22 | George Page | 32 | Head | Stationary Engineer | Illinois |
| 23 | Esther Page | 33 | Wife | — | Texas |
| 24 | Bentley Page | 5 | Daughter | — | Illinois |
| 25 | Gloria Page | 3 | Daughter | — | Illinois |
| 26 | Clarence Shank | 42 | Head | Asst. Foreman | Penn. |
| 27 | Camella Shank | 39 | Wife | — | Penn. |
| 28 | Bernell Shank | 16 | Son | Machinist | Penn. |
| 29 | Marilyn Shank | 13 | Daughter | — | Penn. |
| 30 | Ernest Anderson | 52 | Head | Crane Engineer | Sweden |
| 31 | Helen Anderson | 47 | Wife | — | Illinois |
| 32 | Lawrence Anderson THIS PERSON | 23 | Son | Window Clerk | Illinois |
| 33 | Raymond Anderson | 18 | Son | — | Illinois |
| 34 | Milford Anderson | 13 | Son | — | Illinois |
| 35 | Betty Anderson | 9 | Daughter | — | Illinois |
| 36 | Charlie Anderson | 50 | Brother | — | Sweden |
| 37 | Mary Anderson | 50 | Sister-in-law | — | Sweden |
| 38 | Harry Pearson | 34 | Head | Office Clerk | Illinois |
| 39 | Erma C. Pearson | 33 | Wife | Office | Illinois |
| 40 | Andrew Lindman | 88 | Head | — | Sweden |
Pedigree Summary
Lawrence + 3 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)