MS
Margaret Simmons — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kane-County, Illinois
Our Model Tree links this Margaret Simmons across the 1930 and 1940 US Censuses in Kane-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 8-person household.
Age 52
b. ~1888
Female
Spouse
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kane-County, Illinois |
| Surname | Simmons |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Aurora City |
| 1935 Residence (County) | Kane |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | O |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Aurora 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Judith Johnson | Daughter | — | 1 | ~1939 |
| Margaret Johnson | Daughter | — | 22 | ~1918 |
| William Johnson | Son | — | 25 | ~1915 |
| Richard Simmons | Son | — | 12 | ~1928 |
| Margaret Simmons | Spouse | — | 52 | ~1888 |
| John Simmons | Son | — | 18 | ~1922 |
| William Simmons | Head | — | 59 | ~1881 |
| Lester Johnson | Other | — | 30 | ~1910 |
Census Appearances
1930
Kane, Illinois
Spouse, age 40
Kane, Illinois · implied b. ~1890 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmons |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1906 |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Kane-County, Illinois
Spouse, age 52
Kane-County, Illinois · implied b. ~1888 — 8 household members
| Surname | Simmons |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Aurora City |
| 1935 Residence (County) | Kane |
| Naturalization Status | Naturalized |
| Class of Worker | O |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Simmons across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Simmons
Spouse · 1940 · age 52 · b. ~1888 · 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 — Kane-County, Illinois
Open full size
1940 US Federal Census — Kane-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00820-00157)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nicholas B Stark | 54 | Head | — | Illinois |
| 42 | Catherine Stark | 52 | Wife | — | Illinois |
| 43 | Raymond Stark | 18 | Son | Clerk | Illinois |
| 44 | Betty Petewicz | 21 | Daughter | Office Work | Illinois |
| 45 | Ollie Petewicz | 25 | Husband | Machinist | Iowa |
| 46 | Frank Assell | 50 | Head | Outside Work | Illinois |
| 47 | Elizabeth Assell | 48 | Wife | — | Illinois |
| 48 | Leo Assell | 23 | Son | Stenographer | Illinois |
| 49 | Isabel Assell | 20 | Daughter | Stenographer | Illinois |
| 50 | Charles Darby | 44 | Head | Machinist | Illinois |
| 51 | Doris Darby | 43 | Wife | — | Illinois |
| 52 | Northrop Arlene Darby | 19 | Daughter | — | Illinois |
| 53 | Adam Wennenman | 65 | Head | Yardman | Germany |
| 54 | Mary Wennenman | 58 | Wife | — | Illinois |
| 55 | Clement Wennenman | 23 | Son | — | Illinois |
| 56 | Ruth Wennenman | 16 | Daughter | — | Illinois |
| 57 | James Wennenman | 14 | Son | — | Illinois |
| 58 | William Simmons | 59 | Head | Laborer | Scotland |
| 59 | Margaret Simmons THIS PERSON | 52 | Wife | — | Ireland |
| 60 | John Simmons | 18 | Son | — | Illinois |
| 61 | Richard Simmons | 12 | Son | — | Illinois |
| 62 | Margaret Johnson | 22 | Daughter | — | Penn. |
| 63 | Lester Johnson | 30 | Son-in-law | Laborer | Illinois |
| 64 | William Johnson | 25 | Son | — | Illinois |
| 65 | Judith Ann Johnson | 1 | Daughter | — | Illinois |
| 66 | John O Neuhoff | 74 | Head | Pensioned | Hungary |
| 67 | Teresa Neuhoff | 64 | Wife | — | Hungary |
| 68 | Joe Neuhoff | 42 | Son | Machinist | Hungary |
| 69 | Barbara Neuhoff | 32 | Wife | — | Hungary |
| 70 | Elmer Neuhoff | 11 | Son | — | Illinois |
| 71 | John B. Luch | 40 | Head | Blacksmith | Rumania |
| 72 | Valera Luch | 33 | Wife | — | Rumania |
| 73 | Helen Luch | 15 | Daughter | — | Illinois |
| 74 | Phylis Luch | 13 | Daughter | — | Illinois |
| 75 | Anna Luch | 11 | Daughter | — | Illinois |
| 76 | Sherman Fredendall | 39 | Head | Salesman | Illinois |
| 77 | Eleanor Fredendall | 31 | Wife | — | Illinois |
| 78 | Kate Manvielle | 71 | Mother | — | Illinois |
| 79 | Cathryn Jones | 53 | Head | Housework | Illinois |
| 80 | Alfred Jones | 31 | Son | Carpenter | 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)