IS
Ida Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ingham-County, Michigan
Our Model Tree links this Ida Smith across the 1920, 1930 and 1940 US Censuses in Ingham-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 3-person household.
Age 50
b. ~1890
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ingham-County, Michigan |
| Surname | Smith |
| Given Name | Ida M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Lansing City |
| 1935 Residence (County) | Ingham |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Michigan |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Lansing City |
| Est. Birth Year | ~1890 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ida | Age | Birth yr |
|---|---|---|---|---|
| Esther Smith | Daughter | — | 23 | ~1917 |
| Lin Smith | Head | — | 47 | ~1893 |
| Ida Smith | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Ingham, Michigan
Spouse, age 30
Ingham, Michigan · implied b. ~1890 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ida M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Ingham, Michigan
Spouse, age 40
Ingham, Michigan · implied b. ~1890 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ida M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 27 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Ingham-County, Michigan
Spouse, age 50
Ingham-County, Michigan · implied b. ~1890 — 3 household members
| Surname | Smith |
| Given Name | Ida M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Lansing City |
| 1935 Residence (County) | Ingham |
| Highest Grade | H-4 |
| 1935 Residence | Michigan |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Ida Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ida Smith
Spouse · 1940 · age 50 · b. ~1890 · 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 — Ingham-County, Michigan
Open full size
1940 US Federal Census — Ingham-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01761-00181)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary L | 19 | Daughter | Typist | Michigan |
| 2 | Lucy M Armbruster | 60 | Head | — | Ohio |
| 3 | Clara E Gable | 39 | Head | Laundress | Michigan |
| 4 | Bernita Schneider | 24 | Partner | Tray Cook | Michigan |
| 5 | Madeline Schneider | 19 | Partner | Nurse-Aid | Michigan |
| 6 | Fred Longyear | 65 | Head | Pattern Maker | Michigan |
| 7 | Liberta J Longyear | 59 | Wife | — | Michigan |
| 8 | Guy Drake | 25 | Son | Engineer | Michigan |
| 9 | Florence Drake | 28 | Daughter | Typist | Michigan |
| 10 | Richard O Beaumont | 70 | Head | — | Michigan |
| 11 | Barbara Beaumont | 67 | Wife | — | Ohio |
| 12 | Irene Beaumont | 45 | Daughter | Clerk | Michigan |
| 13 | Viola Beaumont | 43 | Daughter | Clerk | Michigan |
| 14 | Rollin W Clark | 60 | Head | State Procurement Officer | Michigan |
| 15 | Grace E Clark | 55 | Wife | — | Michigan |
| 16 | Ernest Schimmel | 21 | Lodger | Messenger | Michigan |
| 17 | Carl E Wilcox | 45 | Head | Salesman | Michigan |
| 18 | Marie D Wilcox | 43 | Wife | — | New York |
| 19 | Hazel D Wilcox | 13 | Daughter | Secretary | Michigan |
| 20 | — | None | — | — | — |
| 21 | John H Ehmeyer | 40 | Head | Dental Technician | Michigan |
| 22 | Barbara B Ehmeyer | 39 | Wife | — | Wisconsin |
| 23 | John W Ehmeyer | 7 | Son | — | Illinois |
| 24 | James A Ehmeyer | 2 | Son | — | Michigan |
| 25 | Kenneth Murdock | 34 | Head | Assembly Line | Michigan |
| 26 | Leona Murdock | 29 | Wife | Stenographer | Michigan |
| 27 | Carollynne Murdock | 4 | Daughter | — | Michigan |
| 28 | David Murdock | 0 | Son | — | Michigan |
| 29 | Emma E Miller | 61 | Mother | Housekeeper | Michigan |
| 30 | Howard Miller | 50 | Head | Mechanic | Michigan |
| 31 | Opal Q Miller | 47 | Wife | — | Michigan |
| 32 | Bertha Harmon | 68 | Mother-in-law | — | Ohio |
| 33 | Henry M Sutherland | 53 | Head | — | Michigan |
| 34 | Blanche F Sutherland | 51 | Wife | Bookkeeper | Michigan |
| 35 | Lin B Smith | 47 | Head | Supervisor | New Jersey |
| 36 | Ida M Smith THIS PERSON | 50 | Wife | — | New Jersey |
| 37 | Esther D Smith | 23 | Daughter | Clerk | New Jersey |
| 38 | Richard L Kennett | 27 | Head | Underwriter | Michigan |
| 39 | Irenia M Kennett | 25 | Wife | — | Idaho |
| 40 | Margaret E Stuart | 39 | Head | School Teacher | 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)