JG
Joseph Graham — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Joseph Graham across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents William & Margaret — first a son (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Graham |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | clerk |
| Industry | office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1600 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerk |
| Township / Ward | Chicago |
| Est. Birth Year | ~1908 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Margaret Graham | Spouse | — | 60 | ~1880 |
| Ellen Graham | Daughter | — | 25 | ~1915 |
| William Graham | Head | — | 62 | ~1878 |
| Margaret Graham | Daughter | — | 28 | ~1912 |
| Joseph Graham | Son | — | 32 | ~1908 |
Census Appearances
1920
Cook, Illinois
Other, age 12
Cook, Illinois · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Joseph |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Other, age 22
Cook, Illinois · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Joseph |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Inspector |
| Industry | Underwriters |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 32
Cook-County, Illinois · implied b. ~1908 — 5 household members
| Surname | Graham |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | clerk |
| Industry | office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1600 |
| Highest Grade | No 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 Joseph Graham across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Graham (~0.92 confidence) and mother Margaret Graham (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Graham
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Margaret Graham
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Graham
Son · 1940 · age 32 · b. ~1908 · Illinois
★ You are viewing this record
Sibling
Ellen Graham
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Graham
Sibling · 1940 · age 28
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-t0627-00981-00397)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lottie Kowalkowski | 24 | Lodger | Laborer | Illinois |
| 2 | George Majewski | 46 | Head | Ironworker | Poland |
| 3 | Sophie Majewski | 43 | Wife | — | Poland |
| 4 | Theodore Majewski | 19 | Son | New Worker | Illinois |
| 5 | Stephen Majewski | 15 | Son | — | Illinois |
| 6 | Edwin Majewski | 10 | Son | — | Illinois |
| 7 | Victor Zienty | 38 | Head | Laborer | Illinois |
| 8 | Theresa Zienty | 35 | Wife | — | Illinois |
| 9 | Victor Zienty | 12 | Son | — | Illinois |
| 10 | Carol Zienty | 10 | Daughter | — | Illinois |
| 11 | William Schweitzer | 23 | Head | Clerk | Illinois |
| 12 | Helen Schweitzer | 21 | Wife | Stenographer | Illinois |
| 13 | Vernon Majewski | 50 | Brother-in-law | Traffic Manager | Illinois |
| 14 | Bruno Kusch | 44 | Head | Mechanic | Illinois |
| 15 | Martha Kusch | 40 | Wife | Laborer | Illinois |
| 16 | Dolores Kusch | 18 | Daughter | Stenographer | Illinois |
| 17 | — | None | — | — | — |
| 18 | Ignatius Jablonicky | 53 | Head | Dry Cleaner | Slovakia |
| 19 | Mary Jablonicky | 50 | Wife | Helper | Slovakia |
| 20 | Bridget Jablonicky | 25 | Daughter | Stenographer | Illinois |
| 21 | Edward Jablonicky | 22 | Son | — | Illinois |
| 22 | — | None | — | — | — |
| 23 | William Graham | 62 | Head | Shipping Clerk | Indiana |
| 24 | Margaret Graham | 60 | Wife | — | Indiana |
| 25 | Margaret Graham | 28 | Daughter | Packer | Illinois |
| 26 | Ellen Graham | 25 | Daughter | Stenographer | Illinois |
| 27 | Joseph Graham THIS PERSON | 32 | Son | Clerk | Illinois |
| 28 | Andrew Lencioni | 41 | Head | Foreman | Illinois |
| 29 | Rose Lencioni | 42 | Wife | — | Illinois |
| 30 | Virginia Lencioni | 18 | Daughter | Stenographer | Illinois |
| 31 | Lorraine Lencioni | 15 | Daughter | — | Illinois |
| 32 | Barbara Lencioni | 4 | Daughter | — | Illinois |
| 33 | Thomas Welsh | 63 | Head | Helper | Illinois |
| 34 | Josephine Welsh | 60 | Wife | — | Illinois |
| 35 | Blanche Welsh | 29 | Daughter | — | Illinois |
| 36 | Thomas Welsh | 23 | Son | Laborer | Illinois |
| 37 | Mary Welsh | 21 | Daughter | Laborer | Illinois |
| 38 | Karl Keppler | 44 | Head | Painter | Germany |
| 39 | Catherine Keppler | 44 | Wife | — | Germany |
| 40 | Helen Keppler | 15 | Daughter | Floor Walker | Germany |
Pedigree Summary
Joseph + 2 siblings
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)