JD
John Driscoll — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Clair-County, Illinois
Our Model Tree links this John Driscoll across the 1920, 1930 and 1940 US Censuses in St.-Clair-County, Illinois (XGBoost, ~Confirmed), with identified parents John & Mary — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Illinois |
| Surname | Driscoll |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | East St. Louis City |
| 1935 Residence (County) | St. Clair |
| Additional Details | |
| Occupation | Lawyer |
| Industry | Partner in Law Firm |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 0 |
| Highest Grade | C 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Lawyer |
| Township / Ward | East St Louis City |
| Est. Birth Year | ~1911 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Driscoll | Daughter | — | 2 | ~1938 |
| Dorothy Driscoll | Daughter | — | 1 | ~1939 |
| John Driscoll | Head | — | 29 | ~1911 |
| Mary Driscoll | Spouse | — | 25 | ~1915 |
Census Appearances
1920
St Clair, …
Son, age 9
St Clair, Illinois · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Driscoll |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
St Clair, …
Son, age 19
St Clair, Illinois · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Driscoll |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
St.-Clair-County, Illinois
Head, age 29
St.-Clair-County, Illinois · implied b. ~1911 — 4 household members
| Surname | Driscoll |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | East St. Louis City |
| 1935 Residence (County) | St. Clair |
| Occupation | Lawyer |
| Industry | Partner in Law Firm |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 0 |
| 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 John Driscoll across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Driscoll (~0.92 confidence) and mother Mary Driscoll (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Driscoll
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Mary Driscoll
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Driscoll
Head · 1940 · age 29 · b. ~1911 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Clair-County, Illinois
Open full size
1940 US Federal Census — St.-Clair-County, Illinois
Page Contents
31 people indexed on this census page (nara:1940:m-t0627-00881-00986)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Patricia Wilkinson | 7 | Daughter | — | Illinois |
| 2 | Raleigh Wilkinson | 6 | Son | — | Illinois |
| 3 | Charles Urban | 52 | Head | Car Inspector | Illinois |
| 4 | Arminta Urban | 51 | Wife | — | Illinois |
| 5 | Henry Urban | 25 | Son | Laborer | Illinois |
| 6 | John J. Driscoll THIS PERSON | 29 | Head | Lawyer | Illinois |
| 7 | Mary Agnes Driscoll | 25 | Wife | — | Illinois |
| 8 | Margaret Ann Driscoll | 2 | Daughter | — | Illinois |
| 9 | Dorothy Jeanne Driscoll | 1 | Daughter | — | Illinois |
| 11 | Arthur Krans | 47 | Head | Janitor | Illinois |
| 12 | Elvira Krans | 42 | Wife | — | Illinois |
| 13 | Robert Krans | 18 | Son | — | Illinois |
| 14 | Eileen Krans | 12 | Daughter | — | Illinois |
| 15 | Dave Marsh | 46 | Head | Advertising Agent | Missouri |
| 16 | Isabelle Marsh | 39 | Wife | — | Montana |
| 17 | Mary Lucille Marsh | 12 | Daughter | — | Illinois |
| 18 | Jack Huge | 33 | Head | Cleansers & Dyers Manager | Missouri |
| 19 | Lillian Huge | 34 | Wife | — | Missouri |
| 20 | Keith Huge | 9 | Son | — | Missouri |
| 21 | William Huge | 60 | Father | Cleaner & Dyer Worker | Missouri |
| 22 | Edna Huge | 60 | Mother | Sheet Finisher | Illinois |
| 23 | Rudolph W. Genth | 34 | Head | Wholesale Meat Salesman | Illinois |
| 24 | Annabelle Genth | 31 | Wife | — | Illinois |
| 25 | Ervin P. Becker | 29 | Head | Bookkeeper | Illinois |
| 26 | Marie Becker | 30 | Wife | Operator | Illinois |
| 27 | Russell Fairburn | 39 | Head | Superintendent | West Virginia |
| 28 | Marie Fairburn | 37 | Wife | — | Illinois |
| 29 | Russell Jr. Fairburn | 16 | Son | — | Illinois |
| 30 | Charles B. Tyler | 46 | Head | Car Inspector | Illinois |
| 31 | Elizabeth Tyler | 48 | Wife | — | Illinois |
| 32 | H. Alan Lowery | 26 | Son-in-law | — | Illinois |
Pedigree Summary
John
Gen 1 · 2 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)