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James Brennan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this James Brennan across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 11-person household.
Age 42
b. ~1898
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Brennan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Electrician |
| Industry | Passenger transportation Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2427 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Electrician |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1898 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Joan Brennan | Daughter | — | 9 | ~1931 |
| Jean Brennan | Daughter | — | 15 | ~1925 |
| Dorothy Brennan | Daughter | — | 12 | ~1928 |
| Rita Brennan | Daughter | — | 13 | ~1927 |
| James Brennan | Head | — | 42 | ~1898 |
| Thomas Sexton | Other | — | 38 | ~1902 |
| Barbie Brennan | Son | — | 4 | ~1936 |
| Thomas Brennan | Son | — | 6 | ~1934 |
| William Brennan | Son | — | 11 | ~1929 |
| James Brennan | Son | — | 8 | ~1932 |
| Catherine Brennan | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Wayne, Michigan
Head, age 32
Wayne, Michigan · implied b. ~1898 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 24 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Canada English |
| Occupation | Yard Clerk |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Head, age 42
Wayne-County, Michigan · implied b. ~1898 — 11 household members
| Surname | Brennan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | Electrician |
| Industry | Passenger transportation Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2427 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Brennan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Brennan
Head · 1940 · age 42 · b. ~1898 · Michigan
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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-t0627-01867-00392)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gerard Meloche | 1 | Son | — | Michigan |
| 42 | Maxine Meloche | 48 | Head | Fireman | Canada French |
| 43 | Eva Meloche | 46 | Wife | — | Canada French |
| 44 | Norman Meloche | 24 | Son | Mill Wright | Canada French |
| 45 | Murray Meloche | 23 | Son | Machine Oiler | Canada French |
| 46 | Earl Meloche | 20 | Son | Electrician Helper | Michigan |
| 47 | Thomas Meloche | 17 | Son | — | Michigan |
| 48 | Clarance Meloche | 9 | Son | — | Michigan |
| 49 | Josephine Meloche | 3 | Daughter | — | Michigan |
| 50 | Margaret Curran | 71 | Head | — | Canada English |
| 51 | Viola Curran | 48 | Wife | Bonded Cashier | Michigan |
| 52 | Irene Curran | 40 | Daughter | Stenographer | Michigan |
| 53 | Angela Curran | 32 | Daughter | Teacher | Michigan |
| 54 | Fred Curran | 30 | Son | Cement Mixer | Michigan |
| 55 | Joseph Curran | 29 | Son | Stock Chaser | Michigan |
| 56 | William Hedilsby | 46 | Head | Yard Clerk | Michigan |
| 57 | Eva Hedilsby | 47 | Wife | — | Wisconsin |
| 58 | Lillian Hedilsby | 19 | Son | New Worker | Michigan |
| 59 | Raymond Hedilsby | 16 | Son | — | Michigan |
| 60 | Robert Hedilsby | 11 | Son | — | Michigan |
| 61 | James Brennan THIS PERSON | 42 | Head | Electrician | Michigan |
| 62 | Catherine Brennan | 39 | Wife | — | Michigan |
| 63 | Jean Brennan | 15 | Daughter | — | Michigan |
| 64 | Rita Brennan | 13 | Daughter | — | Michigan |
| 65 | Dorothy Brennan | 12 | Daughter | — | Michigan |
| 66 | William Brennan | 11 | Son | — | Michigan |
| 67 | Joan Brennan | 9 | Daughter | — | Michigan |
| 68 | James Brennan | 8 | Son | — | Michigan |
| 69 | Thomas Brennan | 6 | Son | — | Michigan |
| 70 | Barbie Brennan | 4 | Son | — | Michigan |
| 71 | Thomas Sexton | 38 | Lodger | Proprietor Salesman | Michigan |
| 72 | Ella Coon | 46 | Head | — | Michigan |
| 73 | Joseph Coon | 19 | Son | — | Michigan |
| 74 | Dorothy Coon | 12 | Daughter | — | Michigan |
| 75 | Phyllis Coon | 11 | Daughter | — | Michigan |
| 76 | Margaret Claycomb | 43 | Lodger | Food Handler | Michigan |
| 77 | Herbert Laffey | 37 | Head | Truck Driver | Michigan |
| 78 | Margarita Laffey | 23 | Wife | — | New York |
| 79 | Nancy Laffey | 2 | Daughter | — | Michigan |
| 80 | Milton Hopper | 26 | Head | Roofing Supplies Staker | Tennessee |
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)