MS
Mildred Stewart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Grundy-County, Illinois
Our Model Tree links this Mildred Stewart across the 1930 and 1940 US Censuses in Grundy-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Grundy-County, Illinois |
| Surname | Stewart |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Coal City |
| 1935 Residence (County) | Grundy |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | New Worker |
| Township / Ward | Coal City |
| Est. Birth Year | ~1920 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mildred | Age | Birth yr |
|---|---|---|---|---|
| James Stewart | Head | — | 57 | ~1883 |
| Beverly Stewart | Daughter | — | 5 | ~1935 |
| Mildred Stewart | Daughter | — | 20 | ~1920 |
| Edward Stewart | Son | — | 27 | ~1913 |
| Mary Stewart | Spouse | — | 53 | ~1887 |
| James Stewart | Son | — | 29 | ~1911 |
| Thomas Stewart | Son | — | 22 | ~1918 |
| Samuel Stewart | Son | — | 31 | ~1909 |
| Melvin Stewart | Son | — | 18 | ~1922 |
Census Appearances
1930
Grundy, Illinois
Daughter, age 10
Grundy, Illinois · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stewart |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Grundy-County, Illinois
Daughter, age 20
Grundy-County, Illinois · implied b. ~1920 — 9 household members
| Surname | Stewart |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Coal City |
| 1935 Residence (County) | Grundy |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | 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 Mildred Stewart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mildred Stewart
Daughter · 1940 · age 20 · b. ~1920 · Illinois
★ You are viewing this record
Sibling
Melvin Stewart
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Stewart
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Stewart
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Stewart
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Stewart
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Stewart
Sibling · 1940 · age 5
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 — Grundy-County, Illinois
Open full size
1940 US Federal Census — Grundy-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00809-00059)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Vivian Bonn | 12 | Daughter | — | Illinois |
| 2 | Eileen Bonn | 15 | Daughter | — | Illinois |
| 3 | Thelma Bonn | 11 | Daughter | — | Illinois |
| 4 | Norma Jean Bonn | 7 | Daughter | — | Illinois |
| 5 | Gaul R Matteson | 52 | Head | Groundman | Norway |
| 6 | Elsie Matteson | 42 | Wife | — | Illinois |
| 7 | Eugene Matteson | 18 | Son | New Worker | Illinois |
| 8 | Gerald Matteson | 13 | Son | — | Illinois |
| 9 | Dale Matteson | 11 | Son | — | Illinois |
| 10 | Genevieve Matteson | 7 | Daughter | — | Illinois |
| 11 | James R Stewart | 57 | Head | Miner | Illinois |
| 12 | Mary Stewart | 53 | Wife | — | Illinois |
| 13 | James Jr. Stewart | 29 | Son | Butcher | Illinois |
| 14 | Edward Stewart | 27 | Son | Printer | Illinois |
| 15 | Thomas Stewart | 22 | Son | New Worker | Illinois |
| 16 | Mildred Stewart THIS PERSON | 20 | Daughter | New Worker | Illinois |
| 17 | Melvin Stewart | 18 | Son | Clerk | Illinois |
| 18 | Samuel Stewart | 31 | Son | Laborer | Illinois |
| 19 | Beverly Jane Stewart | 5 | Daughter | — | Illinois |
| 20 | Isadore Palpucky | 66 | Head | Fruit Dealer | Russia |
| 21 | Sophie Palpucky | 58 | Wife | — | Russia |
| 22 | Joseph Palpucky | 24 | Son | Clerk | Illinois |
| 23 | Russell Palmer | 45 | Head | Checker | Illinois |
| 24 | Carrie Palmer | 44 | Wife | — | Illinois |
| 25 | Herbert Palmer | 7 | Son | — | Illinois |
| 26 | John Rogers | 47 | Head | Merchant | Illinois |
| 27 | Emma Rogers | 41 | Wife | — | Illinois |
| 28 | Eugene Rogers | 10 | Son | — | Illinois |
| 29 | Augustine Bray | 51 | Head | — | Belgium |
| 30 | Viollette Bray | 28 | Daughter | Mach. Operator | Illinois |
| 31 | Myrtle Bray | 26 | Daughter | Mach. Operator | Illinois |
| 32 | Sarah Ryan | 58 | Head | — | England |
| 33 | John B Ryan | 42 | Son | Shipping Clerk | Illinois |
| 34 | Helen Ryan | 39 | Daughter | Teaching | Illinois |
| 35 | Agnes Ryan | 37 | Daughter | Teaching | Illinois |
| 36 | Francis Ryan | 35 | Son | Clerk | Illinois |
| 37 | Vivian Ryan | 29 | Daughter | Operator | Illinois |
| 38 | Basil Anderson | 24 | Head | Grounder | Illinois |
| 39 | Norma Anderson | 24 | Wife | Mach. Operator | Illinois |
| 40 | Dave Anderson | 57 | Head | Miner | Illinois |
Related Census Records
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)