MR
Mary Reynolds — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Mary Reynolds across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 3-person household.
Age 56
b. ~1884
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Reynolds |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1884 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Irene Reynolds | Daughter | — | 20 | ~1920 |
| George Reynolds | Head | — | 54 | ~1886 |
| Mary Reynolds | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Cook, Illinois
Spouse, age 34
Cook, Illinois · implied b. ~1886 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reynolds |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1905 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Cook, Illinois
Spouse, age 46
Cook, Illinois · implied b. ~1884 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reynolds |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Age at First Marriage | 25 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Cook-County, Illinois
Spouse, age 56
Cook-County, Illinois · implied b. ~1884 — 3 household members
| Surname | Reynolds |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Mary Reynolds across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Reynolds
Spouse · 1940 · age 56 · b. ~1884 · 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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00984-00475)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gertrude Lambert | 41 | Wife | — | Illinois |
| 42 | Irene Lambert | 13 | Daughter | — | Illinois |
| 43 | William Lambert | 11 | Son | — | Illinois |
| 44 | Patricia Lambert | 9 | Daughter | — | Illinois |
| 45 | William Thalen | 72 | Father | — | Illinois |
| 46 | William Thalen | 30 | Brother | Operative | Illinois |
| 47 | John Gorski | 53 | Head | Wall Washer | Poland |
| 48 | Gertrude Gorski | 52 | Wife | — | Germany |
| 49 | Raymond Gorski | 25 | Son | Assembler | Illinois |
| 50 | Bernice Gorski | 23 | Daughter | Packer | Illinois |
| 51 | Paul Doest | 50 | Head | Gas Station Attendant | Indiana |
| 52 | Elizabeth Doest | 49 | Wife | — | Ohio |
| 53 | Paul Doest | 20 | Son | Bus Boy | Illinois |
| 54 | Alvin Doest | 19 | Son | — | Illinois |
| 55 | Louis Doest | 9 | Son | — | Illinois |
| 56 | Joseph Tornabene | 43 | Head | Grinder | Italy |
| 57 | Mary Tornabene | 35 | Wife | — | Illinois |
| 58 | Ross Tornabene | 12 | Son | — | Illinois |
| 59 | Agatha Tornabene | 10 | Daughter | — | Illinois |
| 60 | Richard Tornabene | 5 | Son | — | Illinois |
| 61 | William Tornabene | 3 | Son | — | Illinois |
| 62 | Joseph Tornabene | 2 | Son | — | Illinois |
| 63 | Frank Anderson | 80 | Head | — | Sweden |
| 64 | Minnie Anderson | 81 | Wife | — | Sweden |
| 65 | John Sanders | 67 | Head | — | New York |
| 66 | Carrie Sanders | 66 | Wife | — | Illinois |
| 67 | Frank Anderson | 53 | Lodger | Cook | Greece |
| 68 | John Hanket | 45 | Head | Salesman | Illinois |
| 69 | Julia Hanket | 43 | Wife | — | Slovakia |
| 70 | Robert Hanket | 20 | Son | Billing Clerk | Illinois |
| 71 | Anita Hanket | 16 | Daughter | — | Illinois |
| 72 | Frank Connors | 24 | Head | File Clerk | Illinois |
| 73 | Lotus Connors | 26 | Wife | File Clerk | Illinois |
| 74 | Minnie Krumdick | 66 | Mother-in-law | — | Illinois |
| 75 | George C. Reynolds | 54 | Head | Telegrapher | No. Dakota |
| 76 | Mary Reynolds THIS PERSON | 56 | Wife | — | England |
| 77 | Irene Reynolds | 20 | Daughter | — | Illinois |
| 78 | Michael Dziatkovich | 47 | Head | Maintenance Man | Russia |
| 79 | Bessie Dziatkovich | 40 | Wife | — | Poland |
| 80 | Olga Dziatkovich | 23 | Daughter | Saleslady | 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)