MK
Margaret Kane — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Whiteside-County, Illinois
Our Model Tree links this Margaret Kane across the 1930 and 1940 US Censuses in Whiteside-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Whiteside-County, Illinois |
| Surname | Kane |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Hopkins Twp |
| 1935 Residence (County) | Whiteside |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Hopkins Twp |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| James Kane | Head | — | 53 | ~1887 |
| Joseph Kane | Son | — | 25 | ~1915 |
| Frank Kane | Son | — | 17 | ~1923 |
| John Kane | Son | — | 23 | ~1917 |
| Margaret Kane | Daughter | — | 14 | ~1926 |
| Rita Kane | Daughter | — | 19 | ~1921 |
| John Kane | Daughter | — | 9 | ~1931 |
| Mary Kane | Daughter | — | 22 | ~1918 |
| Marie Kane | Spouse | — | 47 | ~1893 |
| Charles Kane | Son | — | 21 | ~1919 |
Census Appearances
1930
Whiteside, Illinois
Daughter, age 4
Whiteside, Illinois · implied b. ~1926 — 26 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kane |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | New York |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Whiteside-County, Illinois
Daughter, age 14
Whiteside-County, Illinois · implied b. ~1926 — 10 household members
| Surname | Kane |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Hopkins Twp |
| 1935 Residence (County) | Whiteside |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Margaret Kane across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Kane
Daughter · 1940 · age 14 · b. ~1926 · Illinois
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Sibling
Frank Kane
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Kane
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Kane
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kane
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Kane
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Kane
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kane
Sibling · 1940 · age 23
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 — Whiteside-County, Illinois
Open full size
1940 US Federal Census — Whiteside-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00905-00483)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edwin Lauts | 15 | Son | — | Illinois |
| 2 | Donald Lauts | 8 | Son | — | Illinois |
| 3 | James Kane | 53 | Head | Farming | Illinois |
| 4 | Marie Kane | 47 | Wife | — | Illinois |
| 5 | Joseph Kane | 25 | Son | Book Keeper | Illinois |
| 6 | John Kane | 23 | Son | Steel Worker | Illinois |
| 7 | Mary Kane | 22 | Daughter | Book-Keeper | Illinois |
| 8 | Charles Kane | 21 | Son | Farm | Illinois |
| 9 | Rita Kane | 19 | Daughter | — | Illinois |
| 10 | Frank Kane | 17 | Son | — | Illinois |
| 11 | Margaret Kane THIS PERSON | 14 | Daughter | — | Illinois |
| 12 | John Kane | 9 | Daughter | — | Illinois |
| 13 | George Seidel | 36 | Head | Farming | Illinois |
| 14 | Martha Eilers | 54 | Head | — | Illinois |
| 15 | Lester Eilers | 15 | Son | — | Illinois |
| 16 | Adeline Eilers | 12 | Daughter | — | Illinois |
| 17 | Edward Knalson | 53 | Head | Farming | Illinois |
| 18 | Alice Knalson | 47 | Wife | — | Illinois |
| 19 | Elwin Knalson | 22 | Son | Farming | Illinois |
| 20 | Lois Knalson | 11 | Daughter | — | Illinois |
| 21 | Johannes Reins | 61 | Head | Farming | Germany |
| 22 | Anna Reins | 53 | Wife | — | Germany |
| 23 | Mabel Reins | 16 | Daughter | — | Illinois |
| 24 | Dettmer Biller | 38 | Head | Farming | Germany |
| 25 | Frieda Biller | 26 | Wife | — | Illinois |
| 26 | Etta May Biller | 6 | Daughter | — | Illinois |
| 27 | Lyle Biller | 4 | Son | — | Illinois |
| 28 | Johann Biller | 2 | Son | — | Illinois |
| 29 | George Reins | 48 | Head | Farming | Illinois |
| 30 | Johanna Reins | 43 | Wife | — | Illinois |
| 31 | Wayne Reins | 18 | Son | Farming | Illinois |
| 32 | Bernice Reins | 16 | Daughter | — | Illinois |
| 33 | Harold Reins | 12 | Son | — | Illinois |
| 34 | Joanne Reins | 7 | Daughter | — | Illinois |
| 35 | Arthur Oltmanns | 49 | Head | Farming | Iowa |
| 36 | Mary Oltmanns | 45 | Wife | — | Iowa |
| 37 | Elizabeth Oltmanns | 17 | Daughter | — | Illinois |
| 38 | Doris Oltmanns | 13 | Daughter | — | Illinois |
| 39 | Harriet Oltmanns | 10 | Daughter | — | Illinois |
| 40 | Loren Oltmanns | 9 | Son | — | Illinois |
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)