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James Donahue — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this James Donahue across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents James & Catherine — first a head (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Donahue |
| Given Name | James J. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Manager bowling alley |
| Industry | Recreation Bowling Alley |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1040 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Manager Bowling Alley |
| Township / Ward | Los Angeles City |
| 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 James | Age | Birth yr |
|---|---|---|---|---|
| James Donahue | Head | — | 32 | ~1908 |
| Richard Donahue | Son | — | 6 | ~1934 |
| Jane Donahue | Daughter | — | 4 | ~1936 |
| James Donahue | Son | — | 8 | ~1932 |
| Ione Donahue | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Los Angeles, …
Son, age 12
Los Angeles, California · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donohue |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Los Angeles, …
Son, age 22
Los Angeles, California · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donahue |
| Given Name | James Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Salesman |
| Industry | Wholesale Clothing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Los-Angeles-County, California
Head, age 32
Los-Angeles-County, California · implied b. ~1908 — 5 household members
| Surname | Donahue |
| Given Name | James J. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Manager bowling alley |
| Industry | Recreation Bowling Alley |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1040 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Donahue across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Donohue (~0.92 confidence) and mother Catherine Donohue (~0.92 confidence) and father James Donahue (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Donohue
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Catherine Donohue
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
James Donahue
b. ~1882
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Donahue
Head · 1940 · age 32 · b. ~1908 · California
★ 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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00402-00534)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jessie Holmes Gay | 61 | Foster mother | Music Teacher | Pennsylvania |
| 2 | Nellie H. Van Slingerland | 59 | Head | Music Teacher | Michigan |
| 3 | Nobuteru Sumida | 67 | Partner | Servant | Japan |
| 4 | Reinhold Kay | 32 | Head | Main Repairer | No. Dakota |
| 5 | Virginia Kay | 22 | Wife | Telephone Operator | New York |
| 6 | Mildred Mc Carthy | 42 | Mother-in-law | Practical Nurse | New York |
| 7 | Roy D. Mc Callum | 71 | Head | — | New York |
| 8 | Mary Janet Mc Callum | 27 | Daughter | — | California |
| 9 | George T. Brown | 72 | Head | — | Kentucky |
| 10 | Ivan H. Brown | 46 | Son | Electrical Surveyor | Kentucky |
| 11 | Addie Sue Brown | 30 | Daughter-in-law | — | Oklahoma |
| 12 | Herman Oppenheimer | 52 | Head | — | Illinois |
| 13 | Clara Oppenheimer | 52 | Wife | — | Nebraska |
| 14 | Wm H. Carter | 59 | Head | Proprietor | Iowa |
| 15 | Mary E. Carter | 47 | Wife | — | Illinois |
| 16 | Fred W. Weimer | 44 | Lodger | Salesman | Ohio |
| 17 | Joseph Berry | 52 | Lodger | Plumber | Illinois |
| 18 | Mabel J. Matlock | 47 | Head | — | Canada |
| 19 | Edward Matlock | 26 | Son | Parking Attendant | California |
| 20 | Elsie Harnipe | 17 | Daughter | New Worker | Oregon |
| 21 | George E. Harlow | 40 | Head | Musical Instrument Mechanic | Illinois |
| 22 | Irene M. Harlow | 31 | Wife | — | Illinois |
| 23 | Fred Harlow | 7 | Son | — | California |
| 24 | James J. Jr. Donahue THIS PERSON | 32 | Head | Manager Bowling Alley | New Jersey |
| 25 | Ione B. Donahue | 29 | Wife | Saleslady | Kansas |
| 26 | James K. Donahue | 8 | Son | — | California |
| 27 | Richard Donahue | 6 | Son | — | California |
| 28 | Jane F. Donahue | 4 | Daughter | — | California |
| 29 | Earl P. Styvaert | 32 | Head | Insurance Agent | Illinois |
| 30 | Audrey Styvaert | 31 | Wife | — | Kansas |
| 31 | Audrey Marie Styvaert | 5 | Daughter | — | California |
| 32 | Philip Jambas | 56 | Head | Shoe Repairer | Turkey |
| 33 | Yerania Jambas | 44 | Wife | — | Turkey |
| 34 | Harold P. Jambas | 5 | Son | — | California |
| 35 | Ruth L. Purisiris | 40 | Head | Telephone Operator | Alabama |
| 36 | Charlotte Purisiris | 14 | Daughter | — | California |
| 37 | Betty Sue Purisiris | 13 | Daughter | — | California |
| 38 | Joanne Purisiris | 10 | Daughter | — | California |
| 39 | Ada C. Dodson | 69 | Head | — | Illinois |
| 40 | Harrie Knox | 64 | Lodger | Stationary Engineer | Pennsylvania |
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)