JD
John Dennis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Dennis across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 6-person household.
Age 13
b. ~1927
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Dennis |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Van Buren |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Van Buren |
| Est. Birth Year | ~1927 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Carl Dennis | Head | — | 43 | ~1897 |
| Richard Dennis | Son | — | 6 | ~1934 |
| Ruth Dennis | Spouse | — | 38 | ~1902 |
| John Dennis | Son | — | 13 | ~1927 |
| Ben Dennis | Son | — | 12 | ~1928 |
| Robert Dennis | Son | — | 4 | ~1936 |
Census Appearances
1930
Wayne, Michigan
Son, age 2
Wayne, Michigan · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dennis |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Rumania |
| Mother's Birthplace | Rumania |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 13
Wayne-County, Michigan · implied b. ~1927 — 6 household members
| Surname | Dennis |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Van Buren |
| 1935 Residence (County) | Wayne |
| Highest Grade | 6 |
| 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 John Dennis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Dennis
Son · 1940 · age 13 · b. ~1927 · Michigan
★ You are viewing this record
Sibling
Robert Dennis
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Dennis
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ben Dennis
Sibling · 1940 · age 12
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
40 people indexed on this census page (nara:1940:m-t0627-01836-00612)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Genevieve Olney | 7 | Daughter | — | Michigan |
| 42 | William Olney | 5 | Son | — | Michigan |
| 43 | Wilbur Olney | 4 | Son | — | Michigan |
| 44 | Phillip Olney | 3 | Son | — | Michigan |
| 45 | Mabel R. Olney | 2 | Daughter | — | Michigan |
| 46 | Rosa L. Olney | 0 | Daughter | — | Michigan |
| 47 | Michael J. Osak | 27 | Head | Punch Press Operator | Michigan |
| 48 | Helen A. Osak | 20 | Wife | — | Michigan |
| 49 | Frances Osak | 1 | Daughter | — | Michigan |
| 50 | Mike Osak | 56 | Head | General Farming | Poland |
| 51 | Josephine A. Osak | 55 | Wife | — | Poland |
| 52 | William Osak | 24 | Son | Laborer | Michigan |
| 53 | Eugene Osak | 22 | Son | — | Michigan |
| 54 | Lillian Osak | 19 | Daughter | — | Michigan |
| 55 | Josephine Osak | 17 | Daughter | — | Michigan |
| 56 | Virginia Osak | 11 | Daughter | — | Michigan |
| 57 | Herman Longe | 35 | Head | Caretaker | Arkansas |
| 58 | Edythe A. Longe | 32 | Wife | — | Minnesota |
| 59 | Ronald Longe | 5 | Son | — | Michigan |
| 60 | Robert Longe | 4 | Son | — | Michigan |
| 61 | Carl Dennis | 43 | Head | General Farming | Ohio |
| 62 | Ruth D. Dennis | 38 | Wife | — | Indiana |
| 63 | John Dennis THIS PERSON | 13 | Son | — | Michigan |
| 64 | Ben Dennis | 12 | Son | — | Michigan |
| 65 | Richard Dennis | 6 | Son | — | Michigan |
| 66 | Robert Dennis | 4 | Son | — | Michigan |
| 67 | David O. Mcmullen | 46 | Head | River Pilot | Michigan |
| 68 | Velma Mcmullen | 42 | Wife | — | Michigan |
| 69 | David O. Mcmullen | 3 | Son | — | Michigan |
| 70 | Hannah Waters | 67 | Head | — | Michigan |
| 71 | Walter Waters | 65 | Brother | — | Michigan |
| 72 | Ernest Blonck | 53 | Head | General Farming | Michigan |
| 73 | Mina E. Blonck | 53 | Wife | — | Michigan |
| 74 | Harold Blonck | 15 | Son | — | Michigan |
| 75 | George Cokins | 25 | Head | General Farming | Michigan |
| 76 | Carrie A. Cokins | 59 | Wife | — | Michigan |
| 77 | Charles A. Richards | 49 | Head | General Farming | Michigan |
| 78 | Clara Richards | 42 | Wife | — | Michigan |
| 79 | Fred Minard | 66 | Head | General Farming | Michigan |
| 80 | Maria S. Minard | 53 | Sister | — | 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)