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William Healy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this William Healy across the 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1912), then head of a 7-person household.
Age 18
b. ~1912
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Healy |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1912 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Healy | Son | — | 18 | ~1912 |
| Ellen Healy | Other | — | 43 | ~1887 |
| John Healy | Son | — | 14 | ~1916 |
| Mary Healy | Daughter | — | 21 | ~1909 |
| Helen Healy | Daughter | — | 21 | ~1909 |
| Walter Healy | Son | — | 22 | ~1908 |
| William Healy | Head | — | 50 | ~1880 |
Census Appearances
1920
Cook, Illinois
Son, age 7
Cook, Illinois · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Healy |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 18
Cook, Illinois · implied b. ~1912 — 7 household members
| Surname | Healy |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 William Healy across 2 US Census years (1920 and 1930) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
William Healy
Son · 1930 · age 18 · b. ~1912 · Illinois
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Sibling
John Healy
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Healy
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Healy
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Healy
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel426:0101)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Daniel (Cont) Rach | 19 | Son | — | Wisconsin |
| 2 | Rosemary Rach | 17 | Daughter | — | Wisconsin |
| 3 | Catherine Rach | 15 | Daughter | — | Wisconsin |
| 4 | William Rach | 13 | Son | — | Illinois |
| 5 | James J. Thotall | 34 | Head | Agent | Illinois |
| 6 | Florence Thotall | 32 | Wife-H | — | Illinois |
| 7 | Rosemary Thotall | 5 | Daughter | — | Illinois |
| 8 | Mary Roach | 60 | Mother-in-law | Forelady | Illinois |
| 9 | John Wigghert | 52 | Head | Manager | Maryland |
| 10 | Ann Wigghert | 52 | Wife-H | — | Illinois |
| 11 | Dorothy Ad. Wigghert | 15 | Daughter | — | Illinois |
| 12 | Henrietta Pusey | 44 | Lodger-sister | — | Illinois |
| 13 | Harry Roehrig | 47 | Head | District Mgr. | Illinois |
| 14 | Mabel Roehrig | 44 | Wife-H | — | Illinois |
| 15 | Harry Jr. Roehrig | 20 | Son | — | Illinois |
| 16 | Jane Roehrig | 16 | Daughter | — | Illinois |
| 17 | Alf. C. Ryan | 44 | Head | Real Estate | Illinois |
| 18 | Edna Ryan | 44 | Wife-H | — | Illinois |
| 19 | Betty Ryan | 18 | Daughter | — | Illinois |
| 20 | Jean Ryan | 15 | Daughter | — | Illinois |
| 21 | Dorothy Ryan | 13 | Daughter | — | Illinois |
| 22 | William J. Healy | 50 | Head | Salesman | Illinois |
| 23 | Ellen Healy | 43 | Wife-H | — | Illinois |
| 24 | Walter J. Healy | 22 | Son | — | Illinois |
| 25 | Mary Healy | 21 | Daughter | — | Illinois |
| 26 | Helen Healy | 21 | Daughter | — | Illinois |
| 27 | William Jr. Healy THIS PERSON | 18 | Son | — | Illinois |
| 28 | John Healy | 14 | Son | — | Illinois |
| 29 | Charles J. Reuter | 48 | Head | Proprietor | Germany |
| 30 | Ellen Reuter | 45 | Wife-H | — | New York |
| 31 | Florence Reuter | 20 | Son | Helper | Illinois |
| 32 | Mary Reuter | 18 | Daughter | — | Illinois |
| 33 | Myrtle Els | 18 | Step-daughter | — | Pennsylvania |
| 34 | Joseph Russell | 54 | Head | Physician | Iowa |
| 35 | Edna Russell | 57 | Wife-H | — | Iowa |
| 36 | Irene Brunswick | 24 | Servant | Servant | Iowa |
| 37 | Margaret Gorman | 42 | Head | — | Illinois |
| 38 | Gilbert Gorman | 19 | Daughter | Stenographer | Illinois |
| 39 | Margaret A. Gorman | 17 | Daughter | — | Illinois |
| 40 | Donald Merleves | 29 | Head | Clerk | Illinois |
| 41 | Frances Merleves | 31 | Wife-H | Waitress | Illinois |
| 42 | Joseph Kane | 28 | Head | Manager | Illinois |
| 43 | Beryl Kane | 26 | Wife-H | — | Illinois |
| 44 | Joseph Kane | 7 | Son | — | Illinois |
| 45 | Mary B. Kane | 5 | Daughter | — | Illinois |
| 46 | Patricia Kane | 3 | Daughter | — | Illinois |
| 47 | Maurice Kane | 1 | Son | — | Illinois |
| 48 | Edna Chathams | 51 | Mother-in-law | Nurse | Ohio |
| 49 | Irene Skerry | 68 | Head | — | Lithuania |
| 50 | Gusta Skerry | 48 | Sister | — | Austria |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)