JW
John Whalen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harris-County, Texas
Our Model Tree links this John Whalen across the 1930 and 1940 US Censuses in Harris-County, Texas (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harris-County, Texas |
| Surname | Whalen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Houston |
| 1935 Residence (County) | Harris |
| Additional Details | |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Houston |
| Est. Birth Year | ~1920 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Whalen | Son | — | 20 | ~1920 |
| Ethel Whalen | Spouse | — | 46 | ~1894 |
| Paul Whalen | Son | — | 18 | ~1922 |
| Francis Whalen | Son | — | 24 | ~1916 |
| John Whalen | Head | — | 48 | ~1892 |
| Leo Whalen | Son | — | 22 | ~1918 |
Census Appearances
1930
Harris, Texas
Son, age 9
Harris, Texas · implied b. ~1921 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Whalen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Harris-County, Texas
Son, age 20
Harris-County, Texas · implied b. ~1920 — 6 household members
| Surname | Whalen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Houston |
| 1935 Residence (County) | Harris |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 John Whalen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Whalen
Son · 1940 · age 20 · b. ~1920 · Texas
★ You are viewing this record
Sibling
Leo Whalen
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Whalen
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Whalen
Sibling · 1940 · age 18
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 — Harris-County, Texas
Open full size
1940 US Federal Census — Harris-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04190-00878)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Calvit H. Jr. Could | 3 | Son | — | Texas |
| 2 | Leon E. Could | 2 | Son | — | Texas |
| 3 | Jessie Hackleman | 31 | Housekeeper | Reg Nurse | Texas |
| 4 | Verner E. Baker | 37 | Head | Machinist | Texas |
| 5 | Maudie M. Baker | 32 | Wife | Laundress | Texas |
| 6 | Barbara J. Baker | 3 | Daughter | — | Texas |
| 7 | Pearl M. Votaw | 50 | Mother | — | Texas |
| 8 | Duke A. York | 42 | Head | Equipt Installer | Texas |
| 9 | Sarah E. York | 56 | Wife | — | Mississippi |
| 10 | Wilma E. Crittenden | 35 | Daughter | Secretary | Mississippi |
| 11 | John J. Whalen | 48 | Head | Dist Revenue | Massachusetts |
| 12 | Ethel E. Whalen | 46 | Wife | — | Massachusetts |
| 13 | Francis Whalen | 24 | Son | Mech Engr. | Massachusetts |
| 14 | Leo Ab. Whalen | 22 | Son | — | Massachusetts |
| 15 | John Whalen THIS PERSON | 20 | Son | — | Massachusetts |
| 16 | Paul Whalen | 18 | Son | — | Massachusetts |
| 17 | Alfred H. Luck | 63 | Head | Photographer | Texas |
| 18 | Teresa M. Luck | 60 | Wife | — | Texas |
| 19 | Margaret E. Luck | 36 | Daughter | Saleslady | Texas |
| 20 | Frank S. Bova | 36 | Head | Agent | Texas |
| 21 | Frances M. Bova | 34 | Wife | — | Italy |
| 22 | George T. Mcvay | 46 | Head | Traffic Agent | Texas |
| 23 | Mary M. Mcvay | 45 | Wife | — | Texas |
| 24 | — | None | — | — | — |
| 25 | Gaetano Alessandra | 68 | Head | — | Italy |
| 26 | Maryann Alessandra | 66 | Wife | — | Italy |
| 27 | Matthew Alessandra | 30 | Son | Chemist | Louisiana |
| 28 | Jennie Alessandra | 34 | Daughter | Secretary | Louisiana |
| 29 | Cullen S. Alessandra | 35 | Son | Clerk | Louisiana |
| 30 | Extra Line | None | — | — | — |
| 31 | Extra Line | None | — | — | — |
| 32 | Frances M. Slott | 53 | Head | — | Texas |
| 33 | Rubye E. Slott | 29 | Daughter | Cashier Bkpr. | Texas |
| 34 | James B. Slott | 26 | Son | Meter Worker | Texas |
| 35 | Erwin Pflughaupt | 36 | Head | Jeweler | Texas |
| 36 | Emilie Pflughaupt | 33 | Wife | Prop Cleaning Bus | Mississippi |
| 37 | Margaret Pflughaupt | 11 | Daughter | — | Texas |
| 38 | Ruby Schuetze | 18 | Housekeeper | Housekeeper | Texas |
| 39 | John D. Hochenauer | 35 | Head | Machinist | Colorado |
| 40 | Libbie L. Hochenauer | 31 | Wife | — | Texas |
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)