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James Sweeney — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this James Sweeney across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents James & Alice — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Sweeney |
| Given Name | James R. |
| Relationship to Head | HEAD |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Laborer |
| Industry | W.P.A. Project |
| Class of Worker | GW |
| Hours Worked | 22 |
| Income (1939) | 732 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Laborer |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1909 |
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 |
|---|---|---|---|---|
| Virginia Sweeney | Daughter | — | 1 | ~1939 |
| James Sweeney | Head | — | 31 | ~1909 |
| Margaret Sweeney | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Wayne, Michigan
Son, age 12
Wayne, Michigan · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | James R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Wayne, Michigan
Other, age 23
Wayne, Michigan · implied b. ~1907 — 21 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sweeney |
| Given Name | James F. |
| Relationship to Head | Roomer |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 21 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Foreman |
| Industry | Auto Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Head, age 31
Wayne-County, Michigan · implied b. ~1909 — 3 household members
| Surname | Sweeney |
| Given Name | James R. |
| Relationship to Head | HEAD |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | Laborer |
| Industry | W.P.A. Project |
| Class of Worker | GW |
| Hours Worked | 22 |
| Income (1939) | 732 |
| 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 Sweeney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Sweeney (~0.92 confidence) and mother Alice Sweeney (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Sweeney
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Alice Sweeney
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Sweeney
Head · 1940 · age 31 · b. ~1909 · 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-t0627-01848-00249)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George C. Seibold | 47 | HEAD | Laborer | Wisconsin |
| 2 | Isabelle Seibold | 47 | Wife | — | Wisconsin |
| 3 | Ramona Seibold | 22 | Daughter | Clerk | Wisconsin |
| 4 | George Jr. Seibold | 20 | Son | Helper | Wisconsin |
| 5 | Carl G. Seibold | 18 | Daughter | New Worker | Wisconsin |
| 6 | James R. Sweeney THIS PERSON | 31 | HEAD | Laborer | Michigan |
| 7 | Margaret V. Sweeney | 23 | Wife | — | Michigan |
| 8 | Virginia L. Sweeney | 1 | Daughter | — | Michigan |
| 9 | Fredrick Babcock | 63 | HEAD | Engineer | Michigan |
| 10 | Clara D. Babcock | 53 | Wife | — | Michigan |
| 11 | Donald Babcock | 21 | Son | Stationary Engineer | Michigan |
| 12 | Mary Ann Babcock | 3 | Daughter | — | Michigan |
| 13 | John Grima | 34 | HEAD | Laborer | Malta |
| 14 | Florence A. Grima | 24 | Wife | — | Mass. |
| 15 | Jacqueline Carter | 7 | Step-daughter | — | Michigan |
| 16 | Beverly Carter | 6 | Step-daughter | — | Michigan |
| 17 | — | None | — | — | — |
| 18 | Alexander Henderson | 28 | HEAD | Driver Truck | English |
| 19 | Constance Henderson | 27 | Wife | — | New Jersey |
| 20 | Donald A. Henderson | 5 | Son | — | Michigan |
| 21 | Harold Smith | 38 | Lodger | Laborer Digging | Michigan |
| 22 | Peter N. Kasper | 39 | HEAD | Cook | Greece |
| 23 | Olga G. Kasper | 31 | Wife | — | Greece |
| 24 | Alexander Kasper | 11 | Son | — | Michigan |
| 25 | Alford Farrish | 33 | HEAD | Truck Driver | Michigan |
| 26 | Louise D. Farrish | 32 | Wife | — | Illinois |
| 27 | Barbara Farrish | 0 | Daughter | — | Michigan |
| 28 | Marie Hraber | 46 | HEAD | — | Austria |
| 29 | Anne Hraber | 22 | Daughter | Saleswoman | Illinois |
| 30 | Laura Hraber | 13 | Daughter | — | Michigan |
| 31 | Ruth Hraber | 10 | Daughter | — | Michigan |
| 32 | Harry G. Brooker | 36 | HEAD | Truck Driver | English |
| 33 | Geraldine Brooker | 27 | Wife | — | Illinois |
| 34 | Priscilla M. Brooker | 0 | Daughter | — | Michigan |
| 35 | Thomas F. Garrity | 57 | HEAD | Bricklayer | Maryland |
| 36 | Ida Garrity | 52 | Wife | — | English |
| 37 | Joseph L.D. Baker | 32 | HEAD | Laborer | West Virginia |
| 38 | Ethel Baker | 31 | Wife | — | English |
| 39 | Doralie Baker | 8 | Daughter | — | Michigan |
| 40 | Charles Baker | 4 | Son | — | Michigan |
Pedigree Summary
James
Gen 1 · 2 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)