MS
Marvin Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Marvin Smith across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents Mollie & William — first a son (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Male
Son
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Smith |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Linesman |
| Industry | Auto Manufacturing |
| Class of Worker | PW |
| Income (1939) | 1250 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Linesman |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1907 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marvin | Age | Birth yr |
|---|---|---|---|---|
| Paul Smith | Son | — | 19 | ~1921 |
| Marvin Smith | Son | — | 33 | ~1907 |
| Alma Smith | Daughter | — | 32 | ~1908 |
| Margaret Smith | Other | — | 11 | ~1929 |
| G Smith | Head | — | 60 | ~1880 |
Census Appearances
1920
Wayne, Michigan
Son, age 12
Wayne, Michigan · implied b. ~1908 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Marvin |
| 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
Son, age 22
Wayne, Michigan · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Marvin R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Michigan |
| Occupation | Radio repair |
| Industry | Radio service |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 33
Wayne-County, Michigan · implied b. ~1907 — 5 household members
| Surname | Smith |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | Linesman |
| Industry | Auto Manufacturing |
| Class of Worker | PW |
| Income (1939) | 1250 |
| Highest Grade | H-4 |
| 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 Marvin Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mollie Smith (~0.92 confidence) and father William Smith (~0.92 confidence) and mother Catherine Smith (~0.92 confidence) and father G Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mollie Smith
b. ~1868
Source mother
● Household
· direct · ~0.92
Father
William Smith
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Catherine Smith
b. ~1869
Source mother
● Household
· direct · ~0.92
Father
G Smith
b. ~1880
Source father
● Household
· direct · ~0.92
This person
Anchor record
Marvin Smith
Son · 1940 · age 33 · b. ~1907 · Michigan
★ You are viewing this record
Sibling
Paul Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Smith
Sibling · 1940 · age 32
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-t0627-01890-00702)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry R. Danziger | 33 | Head | Salesman | Michigan |
| 42 | Lewis Danziger | 18 | Son | Salesman | Michigan |
| 43 | William Charmely | 52 | Head | Tool Repairing | Pennsylvania |
| 44 | Bertha Charmely | 40 | Wife | — | Michigan |
| 45 | Harvey Charmely | 19 | Son | — | Michigan |
| 46 | Vivian Charmely | 10 | Daughter | — | Michigan |
| 47 | Edward Greenfield | 51 | Head | Repair Man | Michigan |
| 48 | Ethel Greenfield | 49 | Wife | — | England |
| 50 | Paul R. Coats | 43 | Head | Draftsman | Indiana |
| 51 | Lentha Coats | 44 | Wife | — | Indiana |
| 52 | Robert Coats | 15 | Son | — | Indiana |
| 53 | G. A. Smith | 60 | Head | Musician | Missouri |
| 54 | Paul Smith | 19 | Son | Laborer | Michigan |
| 55 | Alma Smith | 32 | Daughter | Clerk | Missouri |
| 56 | Marvin Smith THIS PERSON | 33 | Son | Linesman | Michigan |
| 57 | Margaret Smith | 11 | Daughter-in-law | — | Michigan |
| 58 | Ralph M. Hardaway | 33 | Head | Service Man | Tennessee |
| 59 | Louise Hardaway | 33 | Wife | — | Tennessee |
| 60 | Joseph Koszegi | 29 | Head | Tool Maker | Hungary |
| 61 | Mary Koszegi | 26 | Wife | Sales Girl | Ohio |
| 62 | J. Ronald Koszegi | 3 | Son | — | Michigan |
| 63 | George Smith | 63 | Head | Attendant | Michigan |
| 64 | Margaret Smith | 53 | Wife | — | Pennsylvania |
| 65 | Vincent Hoerel | 44 | Head | Painter & Decor. | New York |
| 66 | Winifred Hoerel | 50 | Wife | — | Poland |
| 67 | Max Rich | 41 | Head | — | Iowa |
| 68 | Elizabeth Caldwell | 67 | Mother | — | Iowa |
| 69 | Robert Rich | 19 | Son | Office Work | Iowa |
| 70 | John Rich | 16 | Son | — | Iowa |
| 71 | Jean Rich | 14 | Son | — | Iowa |
| 72 | Albert Besancon | 61 | Head | Coal Business | Michigan |
| 73 | Clara Besancon | 56 | Wife | — | Michigan |
| 74 | Grace Besancon | 36 | Daughter | Teacher | Michigan |
| 75 | Gerald Fuller | 43 | Head | R.W. Mail Clerk | Michigan |
| 76 | Beulah Fuller | 42 | Wife | — | Michigan |
| 77 | Herbert Fuller | 18 | Son | Freight Clerk | Michigan |
| 78 | Richard Fuller | 17 | Son | — | Michigan |
| 79 | Francis Fuller | 16 | Son | — | Michigan |
| 80 | Russell Fuller | 13 | Son | — | Michigan |
Pedigree Summary
Marvin + 2 siblings
Gen 1 · 4 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)