JD
John Donahue — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this John Donahue across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed), with identified parents Daniel & Mark — first a son (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Donahue |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | University City |
| 1935 Residence (County) | St. Louis County |
| Additional Details | |
| Occupation | salesman |
| Industry | bottling beverages |
| Class of Worker | PW |
| Hours Worked | 47 |
| Income (1939) | 480 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Salesman |
| Township / Ward | University 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Joanne Donahue | Daughter | — | 13 | ~1927 |
| Mark Donahue | Head | — | 57 | ~1883 |
| John Donahue | Son | — | 22 | ~1918 |
| Mark Donahue | Son | — | 25 | ~1915 |
| Estelle Donahue | Spouse | — | 52 | ~1888 |
Census Appearances
1920
St Louis, …
Son, age 2
St Louis, Missouri · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donahue |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Son, age 12
St Louis, Missouri · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donahue |
| Given Name | John Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Son, age 22
St.-Louis-County, Missouri · implied b. ~1918 — 5 household members
| Surname | Donahue |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | University City |
| 1935 Residence (County) | St. Louis County |
| Occupation | salesman |
| Industry | bottling beverages |
| Class of Worker | PW |
| Hours Worked | 47 |
| Income (1939) | 480 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Donahue across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Donahue (~0.92 confidence) and father Mark Donahue (~0.92 confidence) and mother Estell Donahue (~0.92 confidence) and mother Estelle Donahue (~0.92 confidence) and father Morris Donahue (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Donahue
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Mark Donahue
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Estell Donahue
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Estelle Donahue
b. ~1888
Source mother
● Household
· direct · ~0.92
Father
Morris Donahue
b. ~1889
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Donahue
Son · 1940 · age 22 · b. ~1918 · Missouri
★ You are viewing this record
Sibling
Mark Donahue
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joanne Donahue
Sibling · 1940 · age 13
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 — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02148-00814)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry M. Truman | 51 | Head | Jobber | Poland |
| 42 | Hazel Truman | 45 | Wife | — | Illinois |
| 43 | William D. Truman | 18 | Son | Stock Clerk | Missouri |
| 44 | Perry June Truman | 10 | Son | — | Missouri |
| 45 | Sidney Miller | 27 | Head | Manager | Missouri |
| 46 | Florence Miller | 29 | Wife | — | Missouri |
| 47 | Marlene Miller | 6 | Daughter | — | Missouri |
| 48 | Mark Donahue | 57 | Head | Salesman | Missouri |
| 49 | Estelle Donahue | 52 | Wife | — | Illinois |
| 50 | Mark Jr. Donahue | 25 | Son | Filling Clerk | Missouri |
| 51 | John Donahue THIS PERSON | 22 | Son | Salesman | Missouri |
| 52 | Joanne Donahue | 13 | Daughter | — | Missouri |
| 53 | Sam Handweiser | 41 | Head | Manager | Russia |
| 54 | Molly Handweiser | 37 | Wife | — | Russia |
| 55 | Jerome Handweiser | 15 | Son | — | Missouri |
| 56 | Lena Birman | 66 | Mother-in-law | — | Russia |
| 57 | Max Grosman | 67 | Head | Junk Man | Russia |
| 58 | Esther Grosman | 58 | Wife | — | Russia |
| 59 | Devera Grosman | 22 | Daughter | Saleslady | Missouri |
| 60 | Lenore Grosman | 20 | Daughter | Stenographer | Missouri |
| 61 | Beatrice Grosman | 18 | Daughter | — | Missouri |
| 62 | Morris Molotasky | 58 | Head | Proprietor | Russia |
| 63 | Ida Molotasky | 55 | Wife | — | Russia |
| 64 | Sarah Molotasky | 30 | Daughter | Saleslady | At sea |
| 65 | Sol Molotasky | 28 | Son | Grocery Clerk | Missouri |
| 66 | Manuel Horwitz | 36 | Head | Salesman | Russia |
| 67 | Ruth Horwitz | 35 | Wife | — | Russia |
| 68 | Harold Horwitz | 13 | Son | — | Missouri |
| 69 | Roland Horwitz | 11 | Son | — | Missouri |
| 70 | Abe Hoffman | 41 | Head | Salesman | Missouri |
| 71 | Jennie Hoffman | 43 | Sister | Bookkeeper | Missouri |
| 72 | Ben Gaylor | 45 | Head | Salesman | Missouri |
| 73 | Betty Gaylor | 43 | Wife | — | Missouri |
| 74 | Lillian Gaylor | 25 | Daughter | Model | Missouri |
| 75 | Ruth Gaylor | 18 | Daughter | Stenographer | Missouri |
| 76 | Shirley J. Gaylor | 5 | Daughter | — | Missouri |
| 77 | Harry Shoes | 65 | Head | Stock Clerk | Roumania |
| 78 | Yetta Shoes | 62 | Wife | — | Roumania |
| 79 | Mary Shoes | 32 | Daughter | Saleslady Assistant | Missouri |
| 80 | Sarah Shoes | 30 | Daughter | Buyer | Missouri |
Pedigree Summary
John + 2 siblings
Gen 1 · 5 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)