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Margaret Black — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this Margaret Black across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 5-person household.
Age 55
b. ~1885
Female
Spouse
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | Black |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Owen Twp |
| 1935 Residence (County) | Winnebago |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Owen Twp |
| Est. Birth Year | ~1885 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Jannette Black | Daughter | — | 26 | ~1914 |
| Charles Black | Head | — | 57 | ~1883 |
| Donald Gillespie | Other | — | 24 | ~1916 |
| Margaret Black | Spouse | — | 55 | ~1885 |
| Helen Black | Daughter | — | 22 | ~1918 |
Census Appearances
1920
Winnebago, Illinois
Spouse, age 35
Winnebago, Illinois · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Margaret A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Winnebago, Illinois
Spouse, age 45
Winnebago, Illinois · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 28 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Winnebago-County, Illinois
Spouse, age 55
Winnebago-County, Illinois · implied b. ~1885 — 5 household members
| Surname | Black |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Owen Twp |
| 1935 Residence (County) | Winnebago |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Black across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Black
Spouse · 1940 · age 55 · b. ~1885 · Illinois
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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 — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00912-00182)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Burgess | 38 | Son | Farmer | Illinois |
| 42 | Fred Lohn | 29 | Head | Mechanic | Illinois |
| 43 | Lucille Lohn | 26 | Wife | Saleslady | Illinois |
| 44 | Robert Dibbie | 42 | Head | Farmer | Illinois |
| 45 | Lyle Dibbie | 42 | Wife | — | Illinois |
| 46 | Wayne Dibbie | 21 | Son | Farmer | Illinois |
| 47 | Marian Dibbie | 20 | Daughter | — | Illinois |
| 48 | Carol Dibbie | 13 | Daughter | — | Illinois |
| 49 | Audra Dibbie | 11 | Daughter | — | Illinois |
| 50 | Kay Dibbie | 9 | Daughter | — | Illinois |
| 51 | Roger Dibbie | 6 | Son | — | Illinois |
| 52 | Beth Dibbie | 5 | Daughter | — | Illinois |
| 53 | John Chaney | 66 | Head | Farmer | Ohio |
| 54 | Anna Chaney | 66 | Wife | — | Illinois |
| 55 | Marion Chaney | 92 | Father | — | Ohio |
| 56 | Gladys Lee | 43 | Head | Farmer | Illinois |
| 57 | Frances Lee | 83 | Mother | — | England |
| 58 | Charles Thompson | 45 | Head | Farm Hand | Indiana |
| 59 | Leatha Thompson | 43 | Wife | — | Indiana |
| 60 | James Thompson | 12 | Son | — | Indiana |
| 61 | Donald Thompson | 11 | Son | — | Indiana |
| 62 | Kenneth Thompson | 8 | Son | — | Indiana |
| 63 | Barbara Thompson | 6 | Daughter | — | Indiana |
| 64 | Laverne Thompson | 4 | Son | — | Illinois |
| 65 | Carl Thompson | 1 | Son | — | Illinois |
| 66 | Robert Thompson | 22 | Son | Farm Hand | Illinois |
| 67 | Painter Doris | 21 | Daughter | — | Illinois |
| 68 | Sherry Doris | 1 | Granddaughter | — | Illinois |
| 69 | Ruth Ann Doris | None | Granddaughter | — | Illinois |
| 70 | Floyd Campbell | 43 | Head | Farmer | Illinois |
| 71 | Pauline Campbell | 32 | Wife | — | Tennessee |
| 72 | Eliza Campbell | 77 | Mother | — | Illinois |
| 73 | Charles Black | 57 | Head | Farmer | Illinois |
| 74 | Margaret Black THIS PERSON | 55 | Wife | — | Wisconsin |
| 75 | Jannette Black | 26 | Daughter | Teacher | Illinois |
| 76 | Helen Black | 22 | Daughter | — | Illinois |
| 77 | Donald Gillespie | 24 | Hired Hand | Farm Hand | Illinois |
| 78 | Ray Campbell | 55 | Head | Helper | Illinois |
| 79 | Leta Campbell | 55 | Wife | — | Illinois |
| 80 | Will Miller | 53 | Head | Farmer | 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)