JB
James Byrne — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this James Byrne across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 10-person household.
Age 46
b. ~1894
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Byrne |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Machinist |
| Industry | Zenith Carburetor |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1632 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Machinist |
| Township / Ward | Detroit |
| Est. Birth Year | ~1894 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Katherine Byrne | Daughter | — | 11 | ~1929 |
| Dorothy Byrne | Daughter | — | 19 | ~1921 |
| Isabella Kennedy | Daughter | — | 23 | ~1917 |
| William Byrne | Son | — | 22 | ~1918 |
| Virginia Byrne | Daughter | — | 17 | ~1923 |
| Leonard Kennedy | Other | — | 25 | ~1915 |
| Edward Kennedy | Other | — | ~1940 | |
| Julia Byrne | Daughter | — | 13 | ~1927 |
| Raymond Byrne | Son | — | 20 | ~1920 |
| James Byrne | Head | — | 46 | ~1894 |
Census Appearances
1930
Wayne, Michigan
Head, age 37
Wayne, Michigan · implied b. ~1893 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrne |
| Given Name | James G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | N. Ireland |
| Mother's Birthplace | N. Ireland |
| Occupation | Machine oper. |
| Industry | Carburetor factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Wayne-County, Michigan
Head, age 46
Wayne-County, Michigan · implied b. ~1894 — 10 household members
| Surname | Byrne |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Occupation | Machinist |
| Industry | Zenith Carburetor |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1632 |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Byrne across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Byrne
Head · 1940 · age 46 · b. ~1894 · Michigan
★ 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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01880-00266)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Richards | 64 | Head | Engineer | Mass |
| 2 | Louise Richards | 60 | Wife | — | Ont |
| 3 | Audrey Richards | 23 | Daughter | Attendant | Michigan |
| 4 | Margaret Richards | 21 | Daughter | Saleslady | Michigan |
| 5 | Charles Jr. Richards | 17 | Son | Student | Michigan |
| 6 | Lyle Vaughan | 23 | Head | Shipping Clerk | Canada |
| 7 | Clara Vaughan | 29 | Wife | — | Canada |
| 8 | Donald Vaughan | 9 | Son | — | Canada |
| 9 | June Vaughan | 8 | Daughter | — | Canada |
| 10 | Kenneth Vaughan | 3 | Son | — | Michigan |
| 11 | Howard Mellott | 31 | Head | Shipping Clerk | Ohio |
| 12 | Emma Mellott | 34 | Wife | — | Canada |
| 13 | Volney Cottrell | 49 | Head | Draftsman | Michigan |
| 14 | Lillian Cottrell | 45 | Wife | — | Michigan |
| 15 | Roberta Cottrell | 18 | Daughter | Student | Michigan |
| 16 | Barbara Cottrell | 16 | Daughter | Student | Michigan |
| 17 | Frank Volscho | 36 | Head | Carpenter | Pennsylvania |
| 18 | Anna Volscho | 36 | Wife | — | Pennsylvania |
| 19 | Edward Volscho | 11 | Son | — | Pennsylvania |
| 20 | Robert Volscho | 10 | Son | — | Pennsylvania |
| 21 | Mary Ann Volscho | 8 | Daughter | — | Pennsylvania |
| 22 | Leroy Volscho | 5 | Son | — | Michigan |
| 23 | Dorothy Volscho | 2 | Daughter | — | Michigan |
| 24 | Rose Marie Volscho | 1 | Daughter | — | Michigan |
| 25 | George Thompson | 52 | Head | Maintenance Man | Scotland |
| 26 | Margaret Thompson | 48 | Wife | — | Scotland |
| 27 | Margaret Ann Thompson | 11 | Daughter | — | Michigan |
| 28 | James Byrne THIS PERSON | 46 | Head | Machinist | Pennsylvania |
| 29 | William Byrne | 22 | Son | Machinist | Pennsylvania |
| 30 | Raymond Byrne | 20 | Son | Inspector | Pennsylvania |
| 31 | Dorothy Byrne | 19 | Daughter | Sewing Project | Pennsylvania |
| 32 | Virginia Byrne | 17 | Daughter | Student | Penn |
| 33 | Julia Byrne | 13 | Daughter | — | Penn |
| 34 | Katherine Byrne | 11 | Daughter | — | Michigan |
| 35 | Leonard G. Kennedy | 25 | Son-in-law | Office Clerk | Canada |
| 36 | Isabella Kennedy | 23 | Daughter | — | Penn |
| 37 | Edward Joseph Kennedy | 0 | Grandson | — | Michigan |
| 38 | William Greer | 42 | Head | Shipping Clerk | Scotland |
| 39 | Sadie Greer | 42 | Wife | — | Scotland |
| 40 | Margaret Mae Greer | 11 | Daughter | — | Michigan |
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)