MG
Margaret Grant — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Will-County, Illinois
Our Model Tree links this Margaret Grant across the 1920, 1930 and 1940 US Censuses in Will-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 2-person household.
Age 52
b. ~1888
Female
Head
Born: Illinois
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Will-County, Illinois |
| Surname | Grant |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Joliet city |
| 1935 Residence (County) | Will |
| Additional Details | |
| Occupation | Semi-skilled laborer |
| Industry | Laundry |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 200 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Semi-Skilled Laborer |
| Township / Ward | Joliet City |
| Est. Birth Year | ~1888 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Grant | Head | — | 52 | ~1888 |
| Evelyn Grant | Daughter | — | 25 | ~1915 |
Census Appearances
1920
Will, Illinois
Spouse, age 31
Will, Illinois · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Will, Illinois
Spouse, age 41
Will, Illinois · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Will-County, Illinois
Head, age 52
Will-County, Illinois · implied b. ~1888 — 2 household members
| Surname | Grant |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Joliet city |
| 1935 Residence (County) | Will |
| Occupation | Semi-skilled laborer |
| Industry | Laundry |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 200 |
| Highest Grade | Hs 1 |
| 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 Grant across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Grant
Head · 1940 · age 52 · b. ~1888 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Will-County, Illinois
Open full size
1940 US Federal Census — Will-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00907-00924)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Freda Sanders | 72 | Head | — | Lithuania |
| 42 | Albert Sanders | 33 | Son | Salesman | Illinois |
| 43 | Harry Sanders | 30 | Son | Salesman | Illinois |
| 44 | John Magim | 46 | Head | Bartender | Nebraska |
| 45 | Louise Magim | 40 | Wife | Glove Buyer | Iowa |
| 46 | Fred Larsen | 49 | Head | Switchman | Illinois |
| 47 | Mary Larsen | 41 | Wife | Hostess | Austria |
| 48 | George Guy | 30 | Head | Manager | Indiana |
| 49 | Olive Guy | 24 | Wife | — | Illinois |
| 50 | George Jr. Guy | 5 | Son | — | Indiana |
| 51 | Albert Guy | 3 | Son | — | Indiana |
| 52 | Guy Speicher | 53 | Head | Manager | Illinois |
| 53 | Pearl Speicher | 48 | Wife | — | Illinois |
| 54 | Lorraine Speicher | 22 | Daughter | Office Clerk | Illinois |
| 55 | James Speicher | 18 | Son | Apprentice | Illinois |
| 56 | William Speicher | 11 | Son | — | Illinois |
| 57 | Alma Sippel | 44 | Head | Beauty Operator | Illinois |
| 58 | Frances Sippel | 22 | Daughter | — | Illinois |
| 59 | Myrtle Bell | 59 | Head | Telephone Operator | Illinois |
| 60 | James Z. Argoudelis | 49 | Head | Baker | Greece |
| 61 | Alexandria Argoudelis | 31 | Wife | — | Turkey |
| 62 | Zane Argoudelis | 12 | Son | — | Illinois |
| 63 | Frank Argoudelis | 10 | Son | — | Illinois |
| 64 | Margaret Grant THIS PERSON | 52 | Head | Semi-Skilled Laborer | Illinois |
| 65 | Evelyn Grant | 25 | Daughter | — | Illinois |
| 66 | Arthur Nelson | 51 | Head | Reporter | Illinois |
| 67 | Ella Nelson | 52 | Wife | — | Illinois |
| 68 | Mary Norr | 76 | Mother | — | Denmark |
| 69 | Robert Barrowman | 24 | Head | Detective | Illinois |
| 70 | Mary Barrowman | 22 | Wife | — | Illinois |
| 71 | Patricia Mae Barrowman | 2 | Daughter | — | Illinois |
| 72 | James Mcandrew | 67 | Head | — | Illinois |
| 73 | Mary Mcandrew | 57 | Wife | Household Aid | Illinois |
| 74 | Robert Pyle | 21 | Head | Lineman | Illinois |
| 75 | Miriam Pyle | 21 | Wife | — | Ohio |
| 76 | Inex Pyle | 51 | Mother | — | Illinois |
| 77 | Matthew Pragatus | 51 | Head | Moulder | Turkey |
| 78 | Anastasia Pragatus | 38 | Wife | — | Turkey |
| 79 | Christos Pragatus | 9 | Son | — | Illinois |
| 80 | Ekaterina Pragatus | 8 | Daughter | — | 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)