JD
James Dennis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this James Dennis across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Dennis |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Wyandotte City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | press operator |
| Industry | auto factory |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 617 |
| Highest Grade | H-3 |
| 1935 Residence | Same house |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Press Operator |
| Township / Ward | Wyandotte City |
| Est. Birth Year | ~1919 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Dennis | Son | — | 21 | ~1919 |
| Anthony Dennis | Head | — | 72 | ~1868 |
| Erven Marks | Other | — | 21 | ~1919 |
| Patricia Marks | Daughter | — | ~1940 | |
| Martin Dennis | Son | — | 23 | ~1917 |
| Elizabeth Marks | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Wayne, Michigan
Son, age 11
Wayne, Michigan · implied b. ~1919 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dennis |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Washington |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 21
Wayne-County, Michigan · implied b. ~1919 — 6 household members
| Surname | Dennis |
| Given Name | James |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Wyandotte City |
| 1935 Residence (County) | Wayne |
| Occupation | press operator |
| Industry | auto factory |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 617 |
| Highest Grade | H-3 |
| 1935 Residence | Same house |
| 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 Dennis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Dennis
Son · 1940 · age 21 · b. ~1919 · Michigan
★ You are viewing this record
Sibling
Elizabeth Marks
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Marks
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Dennis
Sibling · 1940 · age 23
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01837-00326)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Harkabuzik | 28 | head | Rotary Shear Helper | Pennsylvania |
| 2 | Mary Harkabuzik | 25 | wife | — | Michigan |
| 3 | Raymond Harkabuzik | 3 | son | — | Michigan |
| 4 | Anthony Dennis | 72 | head | — | Hungary |
| 5 | Martin Dennis | 23 | son | Furnace Man | Michigan |
| 6 | James Dennis THIS PERSON | 21 | son | Press Operator | Michigan |
| 7 | Erven Marks | 21 | son-in-law | Laborer | Canada-English |
| 8 | Elizabeth Marks | 18 | daughter | — | Michigan |
| 9 | Patricia Marks | 0 | daughter | — | Michigan |
| 10 | Albert Polak | 48 | head | Pickler | Poland |
| 11 | Mary Polak | 56 | wife | — | Poland |
| 12 | Victoria Polak | 20 | daughter | — | Michigan |
| 13 | Edward Polak | 16 | son | — | Michigan |
| 14 | Joseph Polak | 14 | son | — | Michigan |
| 15 | Stanley Kaminski | 27 | step-son | Fireman | Ohio |
| 16 | Henry Borowicz | 22 | head | Baker | Poland |
| 17 | Sophie Borowicz | 24 | wife | — | Michigan |
| 18 | Joan Borowicz | 2 | daughter | — | Michigan |
| 19 | Stanley Borowicz | 29 | brother | Bartender | Michigan |
| 20 | Conrad Affholter | 59 | head | Maintenance Painter | Michigan |
| 21 | Clara Affholter | 59 | wife | — | Michigan |
| 22 | Joseph Affholter | 24 | son | Skin Mill Feeder | Michigan |
| 23 | Theresa Affholter | 19 | daughter | — | Michigan |
| 24 | Gerald Affholter | 17 | son | — | Michigan |
| 25 | Robert Affholter | 15 | son | — | Michigan |
| 26 | Fern Taylor | 35 | head | — | Ohio |
| 27 | June Taylor | 11 | daughter | — | Ohio |
| 28 | Patricia Taylor | 9 | daughter | — | Pennsylvania |
| 29 | Robert Taylor | 7 | son | — | Michigan |
| 30 | Harriet Mcdonough | 18 | sister | — | Ohio |
| 31 | Marian Baczewski | 25 | head | Molder | Michigan |
| 32 | Dorothy Baczewski | 20 | wife | — | New York |
| 33 | Nancy Baczewski | 1 | daughter | — | Michigan |
| 34 | Frank Kolasinski | 59 | head | Pick Worker | Poland |
| 35 | Rose Kolasinski | 53 | wife | — | Poland |
| 36 | Martin Kolasinski | 23 | son | Rim Maker | Michigan |
| 37 | Thomas Kolasinski | 20 | son | Rim Maker | Michigan |
| 38 | Edward Kolasinski | 18 | son | New Worker | Michigan |
| 39 | Harriet Kolasinski | 16 | 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)