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William Whalen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clinton-County, Iowa
Our Model Tree links this William Whalen across the 1930 and 1940 US Censuses in Clinton-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clinton-County, Iowa |
| Surname | Whalen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Clinton City |
| 1935 Residence (County) | Clinton |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Clinton City |
| Est. Birth Year | ~1923 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Catherine Whalen | Spouse | — | 46 | ~1894 |
| William Whalen | Son | — | 17 | ~1923 |
| Robert Whalen | Son | — | 19 | ~1921 |
| Joseph Whalen | Head | — | 43 | ~1897 |
| Joseph Whalen | Son | — | 21 | ~1919 |
| James Whalen | Son | — | 7 | ~1933 |
| Rosemary Whalen | Daughter | — | 15 | ~1925 |
| Marbeth Schrader | Daughter | — | 23 | ~1917 |
Census Appearances
1930
Clinton, Iowa
Son, age 7
Clinton, Iowa · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Whalen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Clinton-County, Iowa
Son, age 17
Clinton-County, Iowa · implied b. ~1923 — 8 household members
| Surname | Whalen |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Clinton City |
| 1935 Residence (County) | Clinton |
| Class of Worker | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 · 1940 · age 17 · b. ~1923 · Iowa
★ You are viewing this record
Sibling
Joseph Whalen
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marbeth Schrader
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosemary Whalen
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Whalen
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Whalen
Sibling · 1940 · age 19
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
1940 US Federal Census — Clinton-County, Iowa
Open full size
1940 US Federal Census — Clinton-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01150-00520)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lola B Davis | 38 | Daughter | Saleslady | Iowa |
| 2 | Maurice A Britt | 62 | Head | Brakeman | Illinois |
| 3 | Stella R Britt | 62 | Wife | — | Iowa |
| 4 | John J Britt | 27 | Son | Asst Accountant | Iowa |
| 5 | Patricia R Britt | 24 | Daughter | Stenographer | Iowa |
| 6 | James E Britt | 22 | Son | Salesman | Iowa |
| 7 | Gilbert H Jensen | 31 | Head | Salesman | Iowa |
| 8 | Beulah M Jensen | 30 | Wife | — | Iowa |
| 9 | Beverly J Jensen | 10 | Daughter | — | Iowa |
| 10 | David E Jensen | 6 | Son | — | Iowa |
| 11 | Harry B Kimball | 58 | Head | Machinist | Texas |
| 12 | Ailene K Kimball | 49 | Wife | — | Iowa |
| 13 | Betty M Kimball | 22 | Daughter | Secretary | Iowa |
| 14 | Frank H Kimball | 20 | Son | News Walker | Iowa |
| 15 | Pearl E Chatterson | 47 | Head | Supervisor | Iowa |
| 16 | Robert B Chatterson | 17 | Son | Cafeteria Helper | Iowa |
| 17 | Richard H Chatterson | 15 | Son | — | Iowa |
| 18 | Vacant | None | — | — | — |
| 19 | Dalla M Nunnally | 46 | Head | Candy Packer | Illinois |
| 20 | Fred W Wilson | 70 | Father | Camp Cook | Illinois |
| 21 | Nellie E Wilson | 70 | Mother | — | Illinois |
| 22 | John H Schneiders | 50 | Head | Butcher | Iowa |
| 23 | Francis J Schneiders | 21 | Son | Electrician Helper | Iowa |
| 24 | Virgil R Schneiders | 19 | Son | Garage Worker | Iowa |
| 25 | Harold P Schneiders | 17 | Son | News Walker | Iowa |
| 26 | Anna Smick | 89 | Head | — | Illinois |
| 27 | William T Todtz | 49 | Head | Boilermaker | Iowa |
| 28 | Olga E Todtz | 51 | Wife | — | Illinois |
| 29 | William T Jr Todtz | 14 | Son | — | Iowa |
| 30 | Joseph B Whalen | 43 | Head | Locomotive Fireman | Iowa |
| 31 | Catherine V Whalen | 46 | Wife | — | Iowa |
| 32 | Joseph B Jr Whalen | 21 | Son | Truck Driver | Iowa |
| 33 | Robert F Whalen | 19 | Son | Salesman | Iowa |
| 34 | William Whalen THIS PERSON | 17 | Son | — | Iowa |
| 35 | Rosemary Whalen | 15 | Daughter | — | Iowa |
| 36 | James E Whalen | 7 | Son | — | Iowa |
| 37 | Marbeth C Schrader | 23 | Daughter | — | Iowa |
| 38 | Error | None | — | — | — |
| 39 | Clarence W Devine | 38 | Head | Steam Fitter | Illinois |
| 40 | Helen I Devine | 37 | Wife | Bookkeeper | 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)