TR
Thomas Reilly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Madison-County, Illinois
Our Model Tree links this Thomas Reilly across the 1920, 1930 and 1940 US Censuses in Madison-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 5-person household.
Age 61
b. ~1879
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Illinois |
| Surname | Reilly |
| Given Name | Thomas P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Edwardsville City |
| 1935 Residence (County) | Madison |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | detective |
| Industry | Steam railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1620 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Detective |
| Township / Ward | Edwardsville City |
| Est. Birth Year | ~1879 |
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 |
|---|---|---|---|---|
| Benny Isselhardt | Other | — | 24 | ~1916 |
| Virgil Abel | Other | — | 19 | ~1921 |
| Judith Isselhardt | Daughter | — | 22 | ~1918 |
| Bertha Reilly | Spouse | — | 63 | ~1877 |
| Thomas Reilly | Head | — | 61 | ~1879 |
Census Appearances
1920
Madison, Illinois
Head, age 40
Madison, Illinois · implied b. ~1880 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reilly |
| Given Name | Thomas P |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Insurance Agent |
| Industry | Metropolitan |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Year of Naturalization | 1894 |
| Birthplace (normalized) | england |
1930
Madison, Illinois
Head, age 51
Madison, Illinois · implied b. ~1879 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reilly |
| Given Name | Thomas P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1885 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Chief Police |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 3500 |
| Radio Set | R |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Madison-County, Illinois
Head, age 61
Madison-County, Illinois · implied b. ~1879 — 5 household members
| Surname | Reilly |
| Given Name | Thomas P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Edwardsville City |
| 1935 Residence (County) | Madison |
| Naturalization Status | Naturalized |
| Occupation | detective |
| Industry | Steam railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1620 |
| Highest Grade | No 7 |
| 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 Thomas Reilly 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 Reilly
Head · 1940 · age 61 · b. ~1879 · 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 — Madison-County, Illinois
Open full size
1940 US Federal Census — Madison-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00849-00417)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mae (X) Agles | 45 | Wife | H | Missouri |
| 2 | Marion J. Agles | 18 | Son | Laborer | Illinois |
| 3 | Edward P. Agles | 16 | Son | S | Illinois |
| 4 | Billy M. Agles | 6 | Son | — | Illinois |
| 5 | Thomas R. Walton | 72 | Head | Foreman | England |
| 6 | Ella (X) Walton | 72 | Wife | H | Illinois |
| 7 | Thomas W. Moran | 18 | Grandson | S | Missouri |
| 8 | James B. Moran | 16 | Grandson | S | Illinois |
| 9 | Erwin Langendorf | 36 | Head | Laborer | Illinois |
| 10 | Emma (X) Langendorf | 30 | Wife | H | Illinois |
| 11 | Gerald Langendorf | 10 | Son | — | Illinois |
| 12 | Henry Hommert | 57 | Head | Maintenance Engineer | Illinois |
| 13 | Selma (X) Hommert | 41 | Wife | Attendant | Illinois |
| 14 | Alvin Hommert | 21 | Son | Attendant | Illinois |
| 15 | Thelma Hommert | 16 | Daughter | S | Illinois |
| 16 | Ray Usinger | 44 | Head | Electrician | Missouri |
| 17 | Viola (X) Usinger | 44 | Wife | H | Illinois |
| 18 | Marian A. Usinger | 18 | Daughter | S | Illinois |
| 19 | Thomas P. Reilly THIS PERSON | 61 | Head | Detective | England |
| 20 | Bertha (X) Reilly | 63 | Wife | H | Illinois |
| 21 | Virgil Abel | 19 | Grandson | S | Missouri |
| 22 | Benny Isselhardt | 24 | Law | Tester | Illinois |
| 23 | Judith Isselhardt | 22 | Daughter | H | Illinois |
| 24 | Theodore Sankey | 55 | Head | Laborer | Illinois |
| 25 | Maybelle Sankey | 55 | Wife | H | Illinois |
| 26 | Gladys Sankey | 27 | Daughter | Typist | Missouri |
| 27 | Joseph Sr. Nowak | 62 | Head | Miner | Czechoslovakia |
| 28 | Marie Nowak | 59 | Wife | H | Czechoslovakia |
| 29 | Joseph Jr. Nowak | 36 | Son | Clerk | Illinois |
| 30 | Leonard Schaiper | 43 | Head | Operating Engineer | Illinois |
| 31 | Gilda (X) Schaiper | 40 | Wife | H | Illinois |
| 32 | Leroy Schaiper | 17 | Son | S | Illinois |
| 33 | Herman (X) Piffel | 60 | Head | Laborer | Illinois |
| 34 | Lena Piffel | 55 | Wife | H | Missouri |
| 35 | Arthur Piffel | 24 | Son | Musician | Illinois |
| 36 | James Yates | 46 | Lodger | Laborer | Alabama |
| 37 | Clarence Herder | 47 | Head | Brick Layer | Illinois |
| 38 | Josephine (X) Herder | 47 | Wife | H | Illinois |
| 39 | Gladys Herder | 20 | Daughter | Stenographer | Illinois |
| 40 | Joseph C. Wetzel | 40 | Head | Secretary | 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)