JW
James Wagner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this James Wagner across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Wagner |
| Given Name | James B. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | C-1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1918 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Wagner | Son | — | 22 | ~1918 |
| James Wagner | Head | — | 68 | ~1872 |
| Anna Wagner | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Cook, Illinois
Son, age 2
Cook, Illinois · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Indiana |
| Mother Tongue | Eng |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Cook, Illinois
Son, age 12
Cook, Illinois · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | James B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Cook-County, Illinois
Son, age 22
Cook-County, Illinois · implied b. ~1918 — 3 household members
| Surname | Wagner |
| Given Name | James B. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | C-1 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 James Wagner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Wagner (~0.92 confidence) and father James Wagner (~0.92 confidence) and mother Anna Wagner (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Wagner
b. ~1872
Source father
● Household
· direct · ~0.92
Father
James Wagner
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Anna Wagner
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Wagner
Son · 1940 · age 22 · b. ~1918 · 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 — 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-t0627-00936-00173)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Lonergan | 14 | Son | — | Illinois |
| 42 | Lois Lonergan | 6 | Daughter | — | Illinois |
| 43 | Richard L. Tolan | 35 | Head | Layout | Pennsylvania |
| 44 | Marie Tolan | 28 | Wife | — | Illinois |
| 45 | Dona Mae Tolan | 7 | Daughter | — | Illinois |
| 46 | John B. Schaffer | 36 | Head | Foreman | Maryland |
| 47 | Lillian Schaffer | 35 | Wife | — | Illinois |
| 48 | John B. Jr. Schaffer | 0 | Son | — | Illinois |
| 49 | William A. Wendell | 38 | Head | Salesman | Illinois |
| 50 | George Wendell | 38 | Wife | — | Illinois |
| 51 | Robert Wendell | 6 | Son | — | Illinois |
| 52 | William Wendell | 69 | Father | — | England |
| 53 | Milton Dreyfuss | 59 | Head | Butcher | France |
| 54 | Mary Dreyfuss | 52 | Wife | Cashier | England |
| 55 | Milton Dreyfuss | 25 | Son | Salesman | Illinois |
| 56 | Clarence Chadwick | 47 | Head | Office Manager | Pennsylvania |
| 57 | Violet S. Chadwick | 45 | Wife | — | Illinois |
| 58 | George Chadwick | 21 | Son | — | Illinois |
| 59 | Lillian Chadwick | 14 | Daughter | — | Illinois |
| 60 | John Mathews | 54 | Head | Civil Engineer | Illinois |
| 61 | Adelaide Mathews | 52 | Wife | — | Iowa |
| 62 | John Verner | 44 | Head | Assistant Superintendent | Ohio |
| 63 | Stella Verner | 42 | Wife | — | Illinois |
| 64 | Gloria Verner | 14 | Daughter | — | Illinois |
| 65 | James B. Wagner | 68 | Head | Lumber Dealer | Michigan |
| 66 | Anna Wagner | 57 | Wife | — | Indiana |
| 67 | James B. Jr. Wagner THIS PERSON | 22 | Son | — | Indiana |
| 68 | Edmund Mech | 36 | Head | Auditor | Illinois |
| 69 | Helen Mech | 32 | Wife | — | Sweden |
| 70 | Barbara Mech | 2 | Daughter | — | Illinois |
| 71 | Phillip Weinberg | 48 | Head | Tailor | Russia |
| 72 | Etta Weinberg | 41 | Wife | — | Illinois |
| 73 | Ellasene Adelson | 73 | Head | — | Sweden |
| 74 | Merton Flanders | 43 | Head | Realtor | Canada |
| 75 | Dorothy Flanders | 40 | Wife | — | Illinois |
| 76 | Harley Flanders | 14 | Son | — | Illinois |
| 77 | Roberta Flanders | 11 | Daughter | — | Illinois |
| 78 | Stanton Flanders | 10 | Son | — | Illinois |
| 79 | Charles Schwartz | 57 | Head | Sheet Metal Worker | Illinois |
| 80 | Elizabeth Schwartz | 44 | Wife | Teacher | Illinois |
Related Census Records
Pedigree Summary
James
Gen 1 · 3 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)