TM
Thomas Maloney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Thomas Maloney across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 5-person household.
Age 44
b. ~1896
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Maloney |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Buyer |
| Industry | Department Store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 180 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Buyer |
| Township / Ward | Chicago |
| Est. Birth Year | ~1896 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Thomas Maloney | Son | — | 8 | ~1932 |
| Catherine Holmes | Other | — | 14 | ~1926 |
| Mary Holmes | Other | — | 16 | ~1924 |
| Mary Maloney | Spouse | — | 42 | ~1898 |
| Thomas Maloney | Head | — | 44 | ~1896 |
Census Appearances
1920
Cook, Illinois
Other, age 24
Cook, Illinois · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maloney |
| Given Name | Thomas |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Salesman |
| Industry | City of Chicago |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | 1913 |
| Birth Country | Ireland |
| Year of Naturalization | 1907 |
| Birthplace (normalized) | ireland |
1930
Cook, Illinois
Head, age 35
Cook, Illinois · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moloney |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1915 |
| Age at First Marriage | 31 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Mechanic |
| Industry | Automobile Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 85.00 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Cook-County, Illinois
Head, age 44
Cook-County, Illinois · implied b. ~1896 — 5 household members
| Surname | Maloney |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Occupation | Buyer |
| Industry | Department Store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 180 |
| Highest Grade | H 4 |
| 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 Thomas Maloney across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Thomas Maloney
Head · 1940 · age 44 · b. ~1896 · 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-t0627-01021-00229)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Mcsheehy | 24 | Head | Sales Man | Illinois |
| 42 | Cora Mcsheehy | 24 | Wife | — | Indiana |
| 43 | Ella Lee | 67 | Head | — | Illinois |
| 44 | Christina Ranney | 65 | Head | — | Illinois |
| 45 | Joseph Clark | 32 | Nephew | Lawyer | Illinois |
| 46 | William Clark | 26 | Nephew | Agent | Illinois |
| 47 | Paul Doty | 54 | Head | Banker | Germany |
| 48 | Lottie Doty | 54 | Wife | — | Illinois |
| 49 | Anne Doty | 25 | Daughter | — | Illinois |
| 50 | Humphrey Tracy | 62 | Head | — | Minnesota |
| 51 | Catherine Tracy | 34 | Daughter | Record Clerk | Illinois |
| 52 | Daniel Tracy | 31 | Son | Clerk | Illinois |
| 53 | Helen Tracy | 33 | Daughter | School Clerk | Illinois |
| 54 | John F. Tracy | 62 | Head | Executive | Illinois |
| 55 | Gertrude Tracy | 52 | Sister | — | Illinois |
| 56 | Madge M. Tracy | 54 | Sister | — | Illinois |
| 57 | John Crawford | 53 | Head | Police Officer | Illinois |
| 58 | Catherine Crawford | 52 | Wife | — | Illinois |
| 59 | Loretta Sullivan | 22 | Daughter | — | Illinois |
| 60 | John Sullivan | 20 | Son | — | Illinois |
| 61 | Thomas Sullivan | 16 | Son | — | Illinois |
| 62 | James M. Mcinerney | 76 | Head | — | Illinois |
| 63 | Ellen S. Mcinerney | 75 | Wife | — | Illinois |
| 64 | Genevieve Mcinerney | 34 | Daughter | Musician | Illinois |
| 65 | Beatrice Mcinerney | 32 | Daughter | School Clerk | Illinois |
| 66 | William Maloney | 33 | Lodger | Stenographer | Iowa |
| 67 | Lloyd Hicks | 62 | Head | Proprietor | Illinois |
| 68 | Ada Hicks | 59 | Wife | — | Ohio |
| 69 | Janice Hicks | 25 | Daughter | Stenographer | Illinois |
| 70 | Gladys Hicks | 21 | Daughter | Accountant | Illinois |
| 71 | Thomas Maloney THIS PERSON | 44 | Head | Buyer | Ireland |
| 72 | Mary Q. Maloney | 42 | Wife | — | Illinois |
| 73 | Thomas Maloney | 8 | Son | — | Illinois |
| 74 | Mary Jane Holmes | 16 | Niece | — | Illinois |
| 75 | Catherine Holmes | 14 | Niece | — | Illinois |
| 76 | John H. Mclaughlin | 63 | Head | Proprietor | Illinois |
| 77 | Catherine Mclaughlin | 63 | Wife | — | Illinois |
| 78 | John H. Jr. Mclaughlin | 30 | Son | Truck Driver | Illinois |
| 79 | Ethel E. Reid | 50 | Head | — | Michigan |
| 80 | Muriel Reid | 25 | Daughter | Designer | 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)