LM
Lawrence Miller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Lawrence Miller across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents James & Mary — first a son (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Miller |
| Given Name | Lawrence J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Lawyer |
| Industry | Federal Government |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 26 |
| Highest Grade | No C-4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Lawyer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1906 |
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 Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Ruth Miller | Daughter | — | 27 | ~1913 |
| James Miller | Head | — | 64 | ~1876 |
| Lawrence Miller | Son | — | 34 | ~1906 |
| Mary Miller | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Cook, Illinois
Son, age 13
Cook, Illinois · implied b. ~1907 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 23
Cook, Illinois · implied b. ~1907 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | Warehouse |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 34
Cook-County, Illinois · implied b. ~1906 — 4 household members
| Surname | Miller |
| Given Name | Lawrence J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Lawyer |
| Industry | Federal Government |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 26 |
| Highest Grade | No C-4 |
| 1935 Residence | Same House |
| 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 Miller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Miller (~0.92 confidence) and mother Mary Miller (~0.92 confidence) and father John Miller (~0.92 confidence) and father John Miller (~0.92 confidence) and mother Rose Miller (~0.92 confidence) and mother Rose Miller (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Miller
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Miller
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
John Miller
b. ~1885
Source father
● Household
· direct · ~0.92
Father
John Miller
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Rose Miller
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Rose Miller
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Miller
Son · 1940 · age 34 · b. ~1906 · Illinois
★ You are viewing this record
Sibling
Ruth Miller
Sibling · 1940 · age 27
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-t0627-00983-00144)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas J. Coyle | 77 | Head | — | Illinois |
| 42 | John Coyle | 32 | Son | Auditor | Illinois |
| 43 | Kathleen Coyle | 30 | Daughter | Office Secretary | Illinois |
| 44 | James C. Miller | 64 | Head | Office Manager | Kentucky |
| 45 | Mary M. Miller | 64 | Wife | — | Illinois |
| 46 | Lawrence J. Miller THIS PERSON | 34 | Son | Lawyer | Illinois |
| 47 | Ruth M. Miller | 27 | Daughter | Stenographer | Illinois |
| 48 | Simon Wroblewski | 67 | Head | Printer | Poland |
| 49 | Marcella F. Wroblewski | 62 | Wife | — | Poland |
| 50 | Thaddeus Wroblewski | 37 | Son | Inspector | Illinois |
| 51 | Gladys Kurtzer | 40 | Daughter | — | Illinois |
| 52 | Dorothy Jennrich | 16 | Daughter | — | Illinois |
| 53 | George Jennrich | 11 | Son | — | Illinois |
| 54 | Donald Kurtzer | 6 | Son | — | Illinois |
| 55 | Patricia Kurtzer | 3 | Daughter | — | Illinois |
| 56 | Geraldine Kurtzer | 1 | Daughter | — | Illinois |
| 57 | Joseph J. Pukal | 43 | Head | Automobile Mechanic | Poland |
| 58 | Marie G. Pukal | 37 | Wife | — | Michigan |
| 59 | Lawrence Pukal | 6 | Son | — | Illinois |
| 60 | Antonia Kotecki | 78 | Mother-in-law | — | Poland |
| 61 | Joseph Kaleta | 52 | Lodger | Laborer | Poland |
| 62 | Joseph Renaniewicz | 52 | Head | Watchman | Poland |
| 63 | Anna Renaniewicz | 41 | Wife | — | Illinois |
| 64 | Ernest Renaniewicz | 21 | Son | Laborer | Illinois |
| 65 | Henry Rudnick | 25 | Son-in-law | Laborer | Illinois |
| 66 | Mildred Rudnick | 24 | Daughter | Sales Lady | Illinois |
| 67 | John L. Radomski | 44 | Head | Truck Driver | Illinois |
| 68 | Harriet Radomski | 42 | Wife | — | Illinois |
| 69 | John Jr. Radomski | 22 | Son | Assembler | Illinois |
| 70 | Arlene Radomski | 10 | Daughter | — | Illinois |
| 71 | Theresa Radomski | 31 | Daughter | Coil Winder | Illinois |
| 72 | Fred J. Smith | 40 | Lodger | Senior Clerk | Texas |
| 73 | Edward C. Evans | 28 | Head | Book Finisher | Illinois |
| 74 | Mary Evans | 29 | Wife | — | Scotland |
| 75 | Edward Evans | 7 | Son | — | Illinois |
| 76 | Dennis Evans | 1 | Son | — | Illinois |
| 77 | Stanley Dlubies | 47 | Head | Moulder | Poland |
| 78 | Stella Dlubies | 44 | Wife | — | Poland |
| 79 | Edward Dlubies | 23 | Son | Truck Helper | Illinois |
| 80 | Dorothy Dlubies | 21 | Daughter | General Office Work | Illinois |
Related Census Records
Pedigree Summary
Lawrence + 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)