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William Whalen — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this William Whalen across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 4-person household.
Age 5
b. ~1925
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Whalen |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Germany |
| Additional Details | |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1925 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Whalen | Head | — | 31 | ~1899 |
| Elizabeth Whalen | Spouse | — | 32 | ~1898 |
| Eiline Whalen | Daughter | — | 3 | ~1927 |
| William Whalen | Son | — | 5 | ~1925 |
Census Appearances
1930
Cook, Illinois
Son, age 5
Cook, Illinois · implied b. ~1925 — 4 household members
| Surname | Whalen |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Germany |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 15
Cook-County, Illinois · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| 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 Whalen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Whalen
Son · 1930 · age 5 · b. ~1925 · Illinois
★ You are viewing this record
Sibling
Eiline Whalen
Sibling · 1930 · age 3
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:illinoiscensus00reel461:0747)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Whalen | 31 | Head | Milkman | Illinois |
| 52 | Elizabeth Whalen | 32 | Wife | — | Germany |
| 53 | William Jr Whalen THIS PERSON | 5 | Son | — | Illinois |
| 54 | Eiline Whalen | 3 | Daughter | — | Illinois |
| 55 | Steve Jaraneski | 55 | Head | — | Austria |
| 56 | Walter Jaraneski | 26 | Son | Carpenter | Austria |
| 57 | Emily Jaraneski | 21 | Daughter | — | Austria |
| 58 | Ann Jaraneski | 16 | Daughter | Factory Work | Illinois |
| 59 | Steve Jaraneski | 14 | Son | — | Illinois |
| 60 | Fedor Per John | 31 | Priest | Priest | Czechoslovakia |
| 61 | — | None | — | — | — |
| 62 | Ursula Heelen | 20 | Housekeeper | Housekeeper | Czechoslovakia |
| 63 | — | None | — | — | — |
| 64 | Frank Konowinski | 32 | Head | Shipping R | Illinois |
| 65 | Marie Konowinski | 24 | Wife | Mangler | Wisconsin |
| 66 | Frank Kawalkowski | 41 | Head | Repairing | Poland |
| 67 | Raymer Kawalkowski | 16 | Son | — | Illinois |
| 68 | Anthony Kawalkowski | 14 | Son | — | Illinois |
| 69 | Joseph Kawalkowski | 12 | Son | — | Illinois |
| 70 | Wanda Kawalkowski | 9 | Daughter | — | Illinois |
| 71 | Edwin Kawalkowski | 5 | Son | — | Illinois |
| 72 | Lauraine Kawalkowski | 3 | Daughter | — | Illinois |
| 73 | Arthur Poenity | 37 | Head | Mechanic | Germany |
| 74 | Ida Poenity | 33 | Wife | — | Germany |
| 75 | Edward Reever | 52 | Head | Butcher | Illinois |
| 76 | Virginia Reever | 45 | Wife | — | Illinois |
| 77 | Edward Jr Reever | 21 | Son | Mechanic | Illinois |
| 78 | Stanley Reever | 17 | Son | — | Illinois |
| 79 | Frank Rajczyk | 53 | Head | Meter Tester | Poland |
| 80 | Anna Rajczyk | 54 | Wife | — | England |
| 81 | Frank Rajczyk | 25 | Son | Salesman | Poland |
| 82 | Jacob Bobrow | 43 | Head | Manager | Russia |
| 83 | Reva Bobrow | 46 | Wife | — | Russia |
| 84 | Mayer Bobrow | 21 | Son | Saleslady | Illinois |
| 85 | Joseph Bobrow | 19 | Son | — | Illinois |
| 86 | Minnie Bobrow | 16 | Daughter | — | Illinois |
| 87 | Bernard Bobrow | 10 | Son | — | Illinois |
| 88 | Paul Bobrow | 29 | Border | Lawyer | Russia |
| 89 | Mary Gaydos | 42 | Head | — | Czechoslovakia |
| 90 | Emma Gaydos | 21 | Daughter | Bookkeeper | Illinois |
| 91 | Joseph Gaydos | 18 | Son | Clerk | Illinois |
| 92 | Robert Mattork | 6 | Adopted son | — | Illinois |
| 93 | Frank Cutekon | 30 | Head | Supervisor | Illinois |
| 94 | Georgia Cutekon | 25 | Wife | — | Illinois |
| 95 | Barbara Cutekon | 4 | Daughter | — | Illinois |
| 96 | William W White | 24 | Head | Clerical | Scotland |
| 97 | Jean White | 21 | Wife | Book Keeper | Scotland |
| 98 | Isabell Mc Gown | 57 | Mother in law | — | Scotland |
| 99 | William Mc Gown | 19 | Brother in law | Under Writer | Scotland |
| 100 | — | None | — | — | — |
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)