MS
Mary Stanley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Mary Stanley across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 3-person household.
Age 46
b. ~1894
Female
Spouse
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Stanley |
| Given Name | Mary P |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Chicago |
| Est. Birth Year | ~1894 |
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 |
|---|---|---|---|---|
| Margaret Stanley | Daughter | — | 19 | ~1921 |
| Charles Stanley | Head | — | 46 | ~1894 |
| Mary Stanley | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Cook, Illinois
Spouse, age 26
Cook, Illinois · implied b. ~1894 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stanley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1912 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1919 |
| Birthplace (normalized) | ireland |
1930
Cook, Illinois
Other, age 36
Cook, Illinois · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stanley |
| Given Name | Mary |
| Relationship to Head | Wife H |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Age at First Marriage | 25 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Cook-County, Illinois
Spouse, age 46
Cook-County, Illinois · implied b. ~1894 — 3 household members
| Surname | Stanley |
| Given Name | Mary P |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 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 Mary Stanley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Stanley
Spouse · 1940 · age 46 · b. ~1894 · 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 — 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-t0627-00929-00487)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles J Stanley | 46 | Head | Owner | Illinois |
| 2 | Mary P Stanley THIS PERSON | 46 | Wife | — | Ireland |
| 3 | Margaret S Stanley | 19 | Daughter | — | Illinois |
| 4 | Ralph A Cooper | 52 | Head | Brakeman | Illinois |
| 5 | Lois A Cooper | 23 | Wife | — | Illinois |
| 6 | Ralph P Cooper | 1 | Son | — | Illinois |
| 7 | Guy A Cooper | 25 | Brother | Brake Man | Illinois |
| 8 | Melba L Cooper | 32 | Sister-in-law | Stewardess | Iowa |
| 9 | William A Thom | 46 | Head | Motormen | Wisconsin |
| 10 | Valda Thom | 37 | Wife | — | Iowa |
| 11 | Anne L Sanders | 52 | Head | Teacher | Missouri |
| 12 | James R Loughrey | 29 | Head | Hotel Clerk | Illinois |
| 13 | Ramona M Loughrey | 29 | Wife | — | Illinois |
| 14 | Mary S Loughrey | 3 | Daughter | — | Illinois |
| 15 | Elaine R Loughrey | 2 | Daughter | — | Illinois |
| 16 | Emma R Wolf | 54 | Mother-in-law | Sales Lady | Illinois |
| 17 | Arthur P Rackerby | 47 | Head | Attorney | Illinois |
| 18 | Ruth A Rackerby | 46 | Wife | — | Illinois |
| 19 | Betty J Winters | 20 | Neice | Picker | Ohio |
| 20 | Alfred D Foote | 72 | Head | — | North Carolina |
| 21 | Carrie W Foote | 62 | Wife | — | Texas |
| 22 | Robert A Marshall | 45 | Head | Salesman | Illinois |
| 23 | Jessie M Marshall | 43 | Wife | — | Illinois |
| 24 | Max E Freeman | 22 | Step-son | Salesman | Illinois |
| 25 | William G Wetzel | 68 | Head | Accountant | Indiana |
| 26 | Carrie C Wetzel | 58 | Wife | — | Illinois |
| 27 | Ruth Wetzel | 22 | Daughter | Secretary | Illinois |
| 28 | Jane Uening | 75 | Head | — | Indiana |
| 29 | Oscar J Deis | 56 | Head | Teacher | Ohio |
| 30 | Blanca M Deis | 62 | Wife | — | Ohio |
| 31 | Oppie I King | 49 | Head | Organizer | Missouri |
| 32 | Isla D King | 47 | Wife | — | Kansas |
| 33 | Jean I King | 17 | Son | — | Missouri |
| 34 | James C King | 15 | Son | — | Missouri |
| 35 | Benjamin J Hapsteder | 68 | Head | — | Ohio |
| 36 | Josephine Hapsteder | 69 | Wife | — | Indiana |
| 37 | George A Mcmillen | 49 | Head | Accountant | Illinois |
| 38 | Lucy M Mcmillen | 45 | Wife | — | Michigan |
| 39 | David Daiches | 27 | Head | Teacher | England |
| 40 | Isobel J Daiches | 31 | Wife | — | Scotland |
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)