RS
Roger Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kent-County, Michigan
Our Model Tree links this Roger Smith across the 1930 and 1940 US Censuses in Kent-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 7-person household.
Age 10
b. ~1930
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kent-County, Michigan |
| Surname | Smith |
| Given Name | Roger |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Grandville City |
| 1935 Residence (County) | Kent |
| Additional Details | |
| Highest Grade | G 6 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Grandville City |
| Est. Birth Year | ~1930 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Roger | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Smith | Daughter | — | 19 | ~1921 |
| Roger Smith | Son | — | 10 | ~1930 |
| Frances Smith | Daughter | — | 15 | ~1925 |
| Ralph Smith | Son | — | 23 | ~1917 |
| Bernard Smith | Son | — | 25 | ~1915 |
| Harold Smith | Son | — | 12 | ~1928 |
| Anna Smith | Head | — | 49 | ~1891 |
Census Appearances
1930
Kent, Michigan
Son, age
Kent, Michigan · implied b. ~1930 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Roger E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Kent-County, Michigan
Son, age 10
Kent-County, Michigan · implied b. ~1930 — 7 household members
| Surname | Smith |
| Given Name | Roger |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Grandville City |
| 1935 Residence (County) | Kent |
| Highest Grade | G 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 Roger Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Roger Smith
Son · 1940 · age 10 · b. ~1930 · Michigan
★ You are viewing this record
Sibling
Gertrude Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Smith
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Smith
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Smith
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Smith
Sibling · 1940 · age 15
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 — Kent-County, Michigan
Open full size
1940 US Federal Census — Kent-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01774-00961)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Virginia Cheyne | 12 | Daughter | — | Michigan |
| 2 | John Cheyne | 57 | Head | Carpenter | Michigan |
| 3 | John Jr Cheyne | 26 | Son | Buffer | Michigan |
| 4 | Earl Cheyne | 19 | Son | Time Keeper | Montana |
| 5 | John Oly | 27 | Head | Tool & Die Maker | Michigan |
| 6 | Ruth Oly | 24 | Wife | — | Michigan |
| 7 | Joan Oly | 4 | Daughter | — | Michigan |
| 8 | Kay Oly | 2 | Daughter | — | Michigan |
| 9 | Richard Oly | 0 | Son | — | Michigan |
| 10 | Neal Hopkins | 53 | Head | Overseer | Indiana |
| 11 | Chella Hopkins | 49 | Wife | — | Indiana |
| 12 | William Hopkins | 17 | Son | — | Missouri |
| 13 | Frederic Roush | 68 | Head | Inspector | Michigan |
| 14 | Isabel Roush | 55 | Wife | — | Michigan |
| 15 | Marvin Jr Buck | 11 | Nephew | — | Michigan |
| 16 | Elizabeth Roush | 77 | Mother | — | Ohio |
| 17 | Charles Bragg | 60 | Cousin | — | Michigan |
| 18 | Henry Merritt | 46 | Head | Painter | Michigan |
| 19 | Berle Merritt | 43 | Wife | — | Illinois |
| 20 | Henry Merritt | 21 | Son | Buffer | Michigan |
| 21 | Glenn Merritt | 20 | Son | Buffer | Michigan |
| 22 | Martha Merritt | 19 | Daughter | — | Michigan |
| 23 | Edna Merritt | 17 | Daughter | — | Michigan |
| 24 | Lyle Merritt | 16 | Son | — | Michigan |
| 25 | Eugene Merritt | 15 | Son | — | Michigan |
| 26 | Misinformed | None | — | — | — |
| 27 | Sylvia Winks | 78 | Head | — | Illinois |
| 28 | Jason De Ryke | 69 | Head | Blacksmith | Michigan |
| 29 | Helen De Ryke | 68 | Wife | — | Michigan |
| 30 | Anna Smith | 49 | Head | — | Michigan |
| 31 | Bernard Smith | 25 | Son | Clerk | Michigan |
| 32 | Ralph Smith | 23 | Son | Sprayer | Michigan |
| 33 | Gertrude Smith | 19 | Daughter | House Work | Michigan |
| 34 | Frances Smith | 15 | Daughter | — | Michigan |
| 35 | Harold Smith | 12 | Son | — | Michigan |
| 36 | Roger Smith THIS PERSON | 10 | Son | — | Michigan |
| 37 | Arnold Brouer | 43 | Head | — | Michigan |
| 38 | Helen Brouer | 42 | Wife | — | Michigan |
| 39 | Minder Brouer | 17 | Son | — | Michigan |
| 40 | Lucile Brouer | 17 | Daughter | — | Michigan |
Related Census Records
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)