MS
Madeline Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Clair-County, Michigan
Our Model Tree links this Madeline Smith across the 1930 and 1940 US Censuses in St.-Clair-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 9-person household.
Age 41
b. ~1899
Female
Spouse
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Michigan |
| Surname | Smith |
| Given Name | Madeline E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Marine City |
| 1935 Residence (County) | St. Clair |
| Additional Details | |
| Occupation | H |
| Industry | 5 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | H |
| Township / Ward | Marine City |
| Est. Birth Year | ~1899 |
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 Madeline | Age | Birth yr |
|---|---|---|---|---|
| Walter Smith | Son | — | 17 | ~1923 |
| Madeline Smith | Spouse | — | 41 | ~1899 |
| Russell Smith | Son | — | 19 | ~1921 |
| Thomas Smith | Son | — | 14 | ~1926 |
| John Smith | Son | — | 6 | ~1934 |
| Joseph Smith | Head | — | 45 | ~1895 |
| Lawrence Smith | Son | — | 12 | ~1928 |
| Richard Smith | Son | — | 3 | ~1937 |
| Alfred Smith | Son | — | 8 | ~1932 |
Census Appearances
1930
St Clair, …
Spouse, age 31
St Clair, Michigan · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Madeline |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 20 |
| Father's Birthplace | Canada Eng |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
St.-Clair-County, Michigan
Spouse, age 41
St.-Clair-County, Michigan · implied b. ~1899 — 9 household members
| Surname | Smith |
| Given Name | Madeline E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Marine City |
| 1935 Residence (County) | St. Clair |
| Occupation | H |
| Industry | 5 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Madeline Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Madeline Smith
Spouse · 1940 · age 41 · b. ~1899 · Michigan
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Clair-County, Michigan
Open full size
1940 US Federal Census — St.-Clair-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01815-00718)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Agnes M Kramer | 32 | Wife | H | Michigan |
| 42 | James W Kramer | 2 | son | — | — |
| 43 | Albert F Kramer | 0 | son | — | — |
| 44 | Rene C Liebaert | 43 | Head | Molder | Belgium |
| 45 | Leona A C Liebaert | 36 | wife | H | Michigan |
| 46 | Maurice C Liebaert | 18 | son | New Worker | Michigan |
| 47 | Linus R Liebaert | 11 | son | S | Michigan |
| 48 | Joseph H Smith | 45 | Head | Carpenter | Michigan |
| 49 | Madeline E Smith THIS PERSON | 41 | Wife | H | Maine |
| 50 | Russell J Smith | 19 | son | Coal Passer | Michigan |
| 51 | Walter R Smith | 17 | son | S | Michigan |
| 52 | Thomas H Smith | 14 | son | S | Michigan |
| 53 | Lawrence S Smith | 12 | son | — | Michigan |
| 54 | Alfred G Smith | 8 | son | — | Michigan |
| 55 | John L Smith | 6 | son | — | — |
| 56 | Richard F Smith | 3 | son | — | — |
| 57 | Adelaide Pennery | 83 | Head | U | Germany |
| 58 | Allen W Dubuge | 23 | Head | Oiler | Michigan |
| 59 | Elizabeth R Dubuge | 22 | wife | H | Michigan |
| 60 | Mary L Dubuge | 1 | daughter | — | — |
| 61 | Nora L Dubuge | 0 | daughter | — | — |
| 62 | Robert J Ab Hansen | 29 | head | Stereotype | Michigan |
| 63 | Mildred A Hansen | 28 | wife | H | Michigan |
| 64 | Robert J Hansen | 5 | son | — | — |
| 65 | Everett W Arnold | 31 | Head | Trimmer | Michigan |
| 66 | Anne K Arnold | 32 | wife | New Worker | Ohio |
| 67 | Anna Furlaw | 67 | Head | U | Canada |
| 68 | John H Ingram | 74 | Head | U | Canada |
| 69 | Mary C Ingram | 71 | wife | U | Michigan |
| 70 | Mary Miller | 73 | Head | U | Michigan |
| 71 | James H Ab Young | 40 | Head | Immigration Officer | Massachusetts |
| 72 | Margaret K Young | 42 | wife | H | Michigan |
| 73 | Alice Young | 18 | daughter | Laborer | Michigan |
| 74 | Shirley J Young | 15 | daughter | S | Michigan |
| 75 | Wanda M Young | 13 | daughter | — | Michigan |
| 76 | James L Young | 13 | son | — | Michigan |
| 77 | Elizabeth N Young | 10 | daughter | — | Michigan |
| 78 | Vernon E Smith | 31 | Head | Machinist | Michigan |
| 79 | Elaine M Smith | 27 | wife | Telephone Operator | Michigan |
| 80 | Ralph L Smith | 9 | son | — | 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)