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Ida Ross — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sanilac-County, Michigan
Our Model Tree links this Ida Ross across the 1920, 1930 and 1940 US Censuses in Sanilac-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1878), then head of a 4-person household.
Age 62
b. ~1878
Female
Spouse
Born: Canada
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sanilac-County, Michigan |
| Surname | Ross |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Canada |
| 1935 Residence (City) | FLYNN TWP. |
| 1935 Residence (County) | SANILAC |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
| Township / Ward | Flynn Twp |
| Est. Birth Year | ~1878 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ida | Age | Birth yr |
|---|---|---|---|---|
| Marine Munn | Other | — | 19 | ~1921 |
| Charles Ross | Head | — | 38 | ~1902 |
| Morris Ross | Son | — | 24 | ~1916 |
| Ida Ross | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Sanilac, Michigan
Spouse, age 42
Sanilac, Michigan · implied b. ~1878 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Canada |
| Year of Immigration | 1887 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | canada |
1930
Sanilac, Michigan
Spouse, age 51
Sanilac, Michigan · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Canada |
| Naturalization Status | Naturalized |
| Year of Immigration | 1888 |
| Age at First Marriage | 33 |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Occupation | Farm laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
1940
Sanilac-County, Michigan
Spouse, age 62
Sanilac-County, Michigan · implied b. ~1878 — 4 household members
| Surname | Ross |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Canada |
| 1935 Residence (City) | FLYNN TWP. |
| 1935 Residence (County) | SANILAC |
| Naturalization Status | Naturalized |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
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 Ross across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ida Ross
Spouse · 1940 · age 62 · b. ~1878 · 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 — Sanilac-County, Michigan
Open full size
1940 US Federal Census — Sanilac-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01818-00332)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Evelyn Salsbury | 27 | Wife | — | Michigan |
| 42 | Allen Salsbury | 31 | Head | Farmer | Michigan |
| 43 | Winnie Salsbury | 28 | Wife | — | Canada |
| 44 | Ida Mae Salsbury | 7 | Daughter | — | Michigan |
| 45 | Edward Salsbury | 64 | Father | Farmer | Canada |
| 46 | Russell G. Wallis | 26 | Head | Farmer | Michigan |
| 47 | Gladys Wallis | 24 | Wife | — | Michigan |
| 48 | Vane Lamphere | 35 | Head | Farmer | Michigan |
| 49 | Amelia Lamphere | 36 | Wife | — | Michigan |
| 50 | Levonna Lamphere | 11 | Daughter | — | Michigan |
| 51 | Dona Mae Lamphere | 9 | Daughter | — | Michigan |
| 52 | Dudley Slate | 65 | Head | Farmer | Illinois |
| 53 | Ruth Slate | 44 | Wife | — | Massachusetts |
| 54 | Clayton Chase | 19 | Step-son | Farmer | Massachusetts |
| 55 | Charles F. Ross | 38 | Head | Farmer | Canada |
| 56 | Ida Ross THIS PERSON | 62 | Wife | — | Canada |
| 57 | Morris Ross | 24 | Son | Farmer | Michigan |
| 58 | Marine Munn | 19 | Niece | Teacher | Michigan |
| 59 | Ernest M. Potter | 60 | Head | Farmer | Michigan |
| 60 | Gertrude Potter | 54 | Wife | — | Michigan |
| 61 | Herbert A. Potter | 27 | Son | Truck Driver | Canada |
| 62 | Verna Potter | 23 | Daughter-in-law | — | Michigan |
| 63 | Donald Mcleish | 24 | Hired Hand | Laborer | Michigan |
| 64 | Patricia Ann Potter | 1 | Granddaughter | — | Michigan |
| 65 | Herbert J. Potter | 0 | Grandson | — | Michigan |
| 66 | Lela Dafre | 19 | Hired Servant | Servant | Michigan |
| 67 | Thomas Mahaffy | 69 | Head | Farmer | Ireland |
| 68 | Minnie Hart | 74 | Sister | — | Ireland |
| 69 | Martin Mahaffy | 47 | Head | Farmer | Michigan |
| 70 | Irene Mahaffy | 47 | Wife | — | Michigan |
| 71 | Helen Mahaffy | 9 | Daughter | — | Michigan |
| 72 | Wilton Hazen | 25 | Hired Hand | Laborer | Michigan |
| 73 | Loran O'Marrow | 28 | Head | Farmer | Michigan |
| 74 | John O'Marrow | 51 | Father | Farmer | Canada |
| 75 | Lizzie O'Marrow | 48 | Mother | — | Michigan |
| 76 | Clarence O'Marrow | 26 | Brother | Farmer | Michigan |
| 77 | Lacroix O'Marrow | 22 | Brother | Farmer | Michigan |
| 78 | Jack Davis | 35 | Hired Hand | Laborer | Michigan |
| 79 | Floyd Miles | 51 | Head | Farmer | Michigan |
| 80 | Lillian Miles | 52 | Wife | — | 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)