JK
John Kaufman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Macoupin-County, Illinois
Our Model Tree links this John Kaufman across the 1920, 1930 and 1940 US Censuses in Macoupin-County, Illinois (XGBoost, ~Confirmed), with identified parents Mary — first a head (b.~1893), then head of a 4-person household.
Age 47
b. ~1893
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Macoupin-County, Illinois |
| Surname | Kaufman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Carlinville City |
| 1935 Residence (County) | Macoupin |
| Additional Details | |
| Occupation | Chief of Police |
| Industry | City Police |
| Class of Worker | GW |
| Hours Worked | 84 |
| Income (1939) | 1620 |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Chief Of Police |
| Township / Ward | Carlinville City |
| Est. Birth Year | ~1893 |
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 |
|---|---|---|---|---|
| Mary Kaufman | Spouse | — | 44 | ~1896 |
| John Kaufman | Head | — | 47 | ~1893 |
| Mary Kaufman | Daughter | — | 5 | ~1935 |
| Barbara Kaufman | Daughter | — | 15 | ~1925 |
Census Appearances
1920
Macoupin, Illinois
Son, age 27
Macoupin, Illinois · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Teamster |
| Industry | Coal Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Macoupin, Illinois
Head, age 37
Macoupin, Illinois · implied b. ~1893 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 30 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | policeman |
| Industry | city night |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3500 |
| Veteran | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Macoupin-County, Illinois
Head, age 47
Macoupin-County, Illinois · implied b. ~1893 — 4 household members
| Surname | Kaufman |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Carlinville City |
| 1935 Residence (County) | Macoupin |
| Occupation | Chief of Police |
| Industry | City Police |
| Class of Worker | GW |
| Hours Worked | 84 |
| Income (1939) | 1620 |
| Highest Grade | 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 John Kaufman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Kaufman (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Kaufman
b. ~1857
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Kaufman
Head · 1940 · age 47 · b. ~1893 · 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 — Macoupin-County, Illinois
Open full size
1940 US Federal Census — Macoupin-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00846-00483)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Josephine Glecher | 62 | Head | — | Illinois |
| 42 | Anna Glecher | 58 | Sister | Teacher | Illinois |
| 43 | Celia Glecher | 51 | Partner | Teacher | Illinois |
| 44 | Herman Rodgers | 52 | Head | — | Illinois |
| 45 | Louise Rodgers | 45 | Wife | Matron | Illinois |
| 46 | Arthur Rodgers | 19 | Son | — | Illinois |
| 47 | Eugene Rodgers | 15 | Son | — | Illinois |
| 48 | Landis Rhodes | 27 | Head | Salesman | Illinois |
| 49 | Mildred Rhodes | 28 | Wife | — | Illinois |
| 50 | Gracelia Rhodes | 5 | Daughter | — | Illinois |
| 51 | Landis Jr. Rhodes | 2 | Son | — | Illinois |
| 52 | — | None | — | — | — |
| 53 | Albert Kuecher | 72 | Head | — | Germany |
| 54 | Margaret Kuecher | 41 | Daughter | Sales Clerk | Illinois |
| 55 | Marie Kuecher | 41 | Daughter | — | Illinois |
| 56 | Leonard Kuecher | 39 | Son | Policeman | Illinois |
| 57 | — | None | — | — | — |
| 58 | Leonard Wiggins | 54 | Head | Shoe Repairman | Illinois |
| 59 | Mary Wiggins | 49 | Sister | — | Illinois |
| 60 | Henry Wiggins | 44 | Brother | Shoe Repairman | Illinois |
| 61 | William Wiggins | 39 | Brother | Shoe Repairman | Illinois |
| 62 | Edward Reaps | 21 | Nephew | — | Illinois |
| 63 | Rosalie Kaufman | 35 | Head | — | Illinois |
| 64 | Bernard Kaufman | 5 | Son | — | Illinois |
| 65 | Margaret Kaufman | 4 | Daughter | — | Illinois |
| 66 | Richard Kaufman | 2 | Son | — | Illinois |
| 67 | Ray Forgen | 73 | Head | — | Italy |
| 68 | — | None | — | — | — |
| 69 | John Schuettler | 47 | Head | Barber | Illinois |
| 70 | Margaret Schuettler | 46 | Wife | — | Illinois |
| 71 | Otha Drury | 53 | Head | Carpenter | Illinois |
| 72 | Alma Drury | 47 | Wife | — | Illinois |
| 73 | John Drury | 24 | Son | Carpenter | Illinois |
| 74 | Rosemary Drury | 15 | Daughter | — | Illinois |
| 75 | Henry Flori | 48 | Head | Plumber | Illinois |
| 76 | Pauline Flori | 47 | Wife | — | Illinois |
| 77 | John Kaufman THIS PERSON | 47 | Head | Chief Of Police | Illinois |
| 78 | Mary Kaufman | 44 | Wife | — | Illinois |
| 79 | Barbara Kaufman | 15 | Daughter | — | Illinois |
| 80 | Mary Ann Kaufman | 5 | Daughter | — | Illinois |
Pedigree Summary
John
Gen 1 · 1 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)