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John Scanlon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Missouri
Our Model Tree links this John Scanlon across the 1930 and 1940 US Censuses in Jackson-County, Missouri (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 11-person household.
Age 16
b. ~1924
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Missouri |
| Surname | Scanlon |
| Given Name | John C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Kansas City |
| Est. Birth Year | ~1924 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Scanlon | Son | — | 16 | ~1924 |
| Robert Scanlon | Son | — | 14 | ~1926 |
| Margaret Scanlon | Spouse | — | 44 | ~1896 |
| Teresa Scanlon | Daughter | — | 9 | ~1931 |
| Patricia Scanlon | Daughter | — | 7 | ~1933 |
| Anna Scanlon | Daughter | — | 10 | ~1930 |
| Margaret Scanlon | Daughter | — | 18 | ~1922 |
| Edward Scanlon | Son | — | 12 | ~1928 |
| Bernard Scanlon | Head | — | 45 | ~1895 |
| Bernard Scanlon | Son | — | 21 | ~1919 |
| Larry Scanlon | Son | — | 5 | ~1935 |
Census Appearances
1930
Jackson, Missouri
Son, age 6
Jackson, Missouri · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Scanlon |
| Given Name | John C. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Jackson-County, Missouri
Son, age 16
Jackson-County, Missouri · implied b. ~1924 — 11 household members
| Surname | Scanlon |
| Given Name | John C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Jackson |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Scanlon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Scanlon
Son · 1940 · age 16 · b. ~1924 · Missouri
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Sibling
Patricia Scanlon
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Scanlon
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Larry Scanlon
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Scanlon
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Scanlon
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Scanlon
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Teresa Scanlon
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Scanlon
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 — Jackson-County, Missouri
Open full size
1940 US Federal Census — Jackson-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02179-00165)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gerald J. Huff | 9 | Son | — | Missouri |
| 2 | Ira Farrell | 48 | Head | Solicitor | Missouri |
| 3 | Laura A. Farrell | 41 | Wife | — | Missouri |
| 4 | Marjory J. Farrell | 21 | Daughter | — | Missouri |
| 5 | Christina Nelson | 53 | Head | Freight Clerk | Missouri |
| 6 | Robert W. Nelson | 50 | Brother | Assistant Custodian | Missouri |
| 7 | Christina Nelson | 76 | Mother | — | Sweden |
| 8 | James G. Hemphill | 86 | Head | Packer | Northern Ireland |
| 9 | Alice B. Hemphill | 81 | Wife | — | Illinois |
| 10 | William Ebert | 44 | Head | Stock Clerk | Kansas |
| 11 | Martha K. Ebert | 42 | Wife | — | Missouri |
| 12 | E. Louis Harkins | 64 | Head | Assistant Custodian Clerk | Kansas |
| 13 | Joseph A. Harkins | 27 | Son | Public Relations | Missouri |
| 14 | Tom W. Cox | 61 | Head | Branch Manager | Missouri |
| 15 | Grace Cox | 53 | Wife | — | Missouri |
| 16 | Dorothy Hawthorn | 25 | Lodger | Manicurist | Missouri |
| 17 | William S. Mcclanahan | 54 | Head | Broker | New York |
| 18 | Lula E. Mcclanahan | 60 | Wife | Housekeeper | Missouri |
| 19 | Robert E. Hedrick | 22 | Son-in-law | Electro Welder | Missouri |
| 20 | Roberta N. Hedrick | 22 | Daughter | Stenographer | Missouri |
| 21 | Bernard A. Scanlon | 45 | Head | Coats Inspector | Iowa |
| 22 | Margaret M. Scanlon | 44 | Wife | — | Iowa |
| 23 | Bernard Jr. Scanlon | 21 | Son | Boilermaker | Missouri |
| 24 | Margaret M. Scanlon | 18 | Daughter | New Worker | Missouri |
| 25 | John C. Scanlon THIS PERSON | 16 | Son | — | Missouri |
| 26 | Robert G. Scanlon | 14 | Son | — | Missouri |
| 27 | Edward J. Scanlon | 12 | Son | — | Missouri |
| 28 | Anna M. Scanlon | 10 | Daughter | — | Missouri |
| 29 | Teresa C. Scanlon | 9 | Daughter | — | Missouri |
| 30 | Patricia Scanlon | 7 | Daughter | — | Missouri |
| 31 | Larry E. Scanlon | 5 | Son | — | Missouri |
| 32 | Louis Kalmus | 23 | Head | Truck Driver | Texas |
| 33 | Beatrice E. Kalmus | 22 | Wife | — | Missouri |
| 34 | James L. Kalmus | 3 | Son | — | Missouri |
| 35 | William G. Kalmus | 2 | Son | — | Missouri |
| 36 | J. J. O'Malley | 41 | Head | Barber | Iowa |
| 37 | Bernice O'Malley | 37 | Wife | — | Iowa |
| 38 | James S. O'Malley | 18 | Son | Usher | Iowa |
| 39 | Elenora O'Malley | 17 | Daughter | — | Iowa |
| 40 | John S. Whitney | 32 | Head | Chemist | Missouri |
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)