MS
Marvin Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Marvin Smith across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 9-person household.
Age 26
b. ~1914
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Smith |
| Given Name | Marvin F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Stock-Packer |
| Industry | Shipping |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1596 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Stock-Packer |
| Township / Ward | Detroit |
| Est. Birth Year | ~1914 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marvin | Age | Birth yr |
|---|---|---|---|---|
| John Smith | Son | — | 23 | ~1917 |
| George Smith | Son | — | 21 | ~1919 |
| Marvin Smith | Son | — | 26 | ~1914 |
| Margery Smith | Daughter | — | 11 | ~1929 |
| Anna Smith | Spouse | — | 52 | ~1888 |
| Robert Smith | Son | — | 22 | ~1918 |
| John Smith | Head | — | 66 | ~1874 |
| Adolph Smith | Son | — | 19 | ~1921 |
| William Smith | Son | — | 15 | ~1925 |
Census Appearances
1930
Wayne, Michigan
Son, age 15
Wayne, Michigan · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Canada-English |
| Mother's Birthplace | Canada-English |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 26
Wayne-County, Michigan · implied b. ~1914 — 9 household members
| Surname | Smith |
| Given Name | Marvin F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Occupation | Stock-Packer |
| Industry | Shipping |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1596 |
| 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 Marvin Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marvin Smith
Son · 1940 · age 26 · b. ~1914 · Michigan
★ You are viewing this record
Sibling
William Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margery Smith
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Smith
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Smith
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smith
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adolph Smith
Sibling · 1940 · age 19
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-t0627-01879-00568)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Sikora | 21 | Son | Truck Driver | Michigan |
| 2 | Theresa Sikora | 11 | Daughter | — | Michigan |
| 3 | August Olsowski | 51 | Head | Box Car Repairman | Germany |
| 4 | Margaret Olsowski | 13 | Daughter | — | Michigan |
| 5 | Eskil Stanson | 76 | Brother-in-law | Laborer | Germany |
| 6 | Clara Stanson | 76 | Sister | — | Germany |
| 7 | Vivian Jaluke | 26 | Maid | Housemaid | Michigan |
| 8 | Stella Studzinski | 47 | Head | — | Poland |
| 9 | Betty Studzinski | 25 | Daughter | Bench Hand | New Jersey |
| 10 | Helen Studzinski | 19 | Daughter | Mangle Feeder | Michigan |
| 11 | Frank Kowalski | 22 | Nephew | Helper | New Jersey |
| 12 | Julius Tremonti | 25 | Head | Truck Driver | Michigan |
| 13 | Jean Tremonti | 24 | Wife | — | Pennsylvania |
| 14 | Peter Rogowski | 47 | Head | Laborer | Poland |
| 15 | Valerie Rogowski | 44 | Wife | Punch Press | Poland |
| 16 | Stephanie Rogowski | 20 | Daughter | — | Michigan |
| 17 | John Draus | 25 | Head | Assembler | Michigan |
| 18 | Helen Draus | 23 | Wife | — | Illinois |
| 19 | Dolores Draus | 2 | Daughter | — | Michigan |
| 20 | Joseph Fatt | 49 | Head | Janitor | Malta |
| 21 | Mary Fatt | 45 | Wife | — | Malta |
| 22 | John Fatt | 16 | Son | — | Michigan |
| 23 | Mary Fatt | 15 | Daughter | — | Malta |
| 24 | Lewis Fatt | 12 | Son | — | Michigan |
| 25 | Joseph Fatt | 10 | Son | — | Michigan |
| 26 | Anthony Koscielniak | 25 | Head | Paint Finish Inspector | Michigan |
| 27 | Elizabeth Koscielniak | 22 | Wife | Cashier | Michigan |
| 28 | John D. Smith | 66 | Head | Cleaning-Labor | Canada-Eng. |
| 29 | Anna Smith | 52 | Wife | — | Michigan |
| 30 | Marvin F. Smith THIS PERSON | 26 | Son | Stock-Packer | Michigan |
| 31 | John D. Smith | 23 | Son | Student-Switchman | Michigan |
| 32 | Robert W. Smith | 22 | Son | Body-Handler | Michigan |
| 33 | George W. Smith | 21 | Son | Splicer'S Helper | Michigan |
| 34 | Adolph R. Smith | 19 | Son | Assembler | Michigan |
| 35 | William C. Smith | 15 | Son | Newsboy | Michigan |
| 36 | Margery B. Smith | 11 | Daughter | — | Michigan |
| 37 | Herman Nartelski | 70 | Head | — | Germany |
| 38 | Johanna Nartelski | 65 | Wife | — | Germany |
| 39 | Rheinhold Nartelski | 35 | Son | Furnace Operator | Michigan |
| 40 | Otto Nartelski | 30 | Son | Waiter | 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)