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John Mcgovern — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this John Mcgovern across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | McGovern |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1927 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Mcgovern | Daughter | — | 18 | ~1922 |
| Margaret Mcgovern | Daughter | — | 13 | ~1927 |
| Walter Mcgovern | Head | — | 58 | ~1882 |
| Claudia Mcgovern | Spouse | — | 45 | ~1895 |
| Kathryn Mcgovern | Daughter | — | 17 | ~1923 |
| Joseph Mcgovern | Son | — | 10 | ~1930 |
| John Mcgovern | Son | — | 13 | ~1927 |
Census Appearances
1930
Jefferson, Kentucky
Son, age 3
Jefferson, Kentucky · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGovern |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Son, age 13
Jefferson-County, Kentucky · implied b. ~1927 — 7 household members
| Surname | McGovern |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Mcgovern across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcgovern
Son · 1940 · age 13 · b. ~1927 · Kentucky
★ You are viewing this record
Sibling
Margaret Mcgovern
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mcgovern
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Mcgovern
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mcgovern
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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01372-00801)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Wiggins | 10 | Lodger | — | Kentucky |
| 42 | Herbert Ashby | 50 | Head | Policeman | Kentucky |
| 43 | Cora Ashby | 57 | Wife | — | Kentucky |
| 44 | Charles Lea | 42 | Head | Helper | Kentucky |
| 45 | Lillie Lea | 28 | Wife | — | Kentucky |
| 46 | Dorothy Lea | 2 | Daughter | — | Kentucky |
| 47 | James Thurber | 62 | Lodger | — | Kentucky |
| 48 | Frank Freedman | 35 | Head | Inspector | Kentucky |
| 49 | Verna Freedman | 30 | Wife | Salesman | Kentucky |
| 50 | Mary West | 71 | Head | — | Kentucky |
| 51 | Walter Brower | 60 | Son | Actor | Kentucky |
| 52 | Elizabeth Brower | 49 | Daughter | Clerk | Kentucky |
| 53 | Lyda Jean Brower | 16 | Daughter | — | Kentucky |
| 54 | Walter Mcgovern | 58 | Head | Steam Fitter | Kentucky |
| 55 | Claudia Mcgovern | 45 | Wife | — | Kentucky |
| 56 | Mary Helen Mcgovern | 18 | Daughter | — | Kentucky |
| 57 | Kathryn Mcgovern | 17 | Daughter | — | Kentucky |
| 58 | Margaret Mcgovern | 13 | Daughter | — | Kentucky |
| 59 | John Mcgovern THIS PERSON | 13 | Son | — | Kentucky |
| 60 | Joseph Mcgovern | 10 | Son | — | Kentucky |
| 61 | Roy Houck | 50 | Head | Clerical | Indiana |
| 62 | Birdie Lee Houck | 46 | Wife | — | Kentucky |
| 63 | Joan N. Houck | 10 | Daughter | — | Iowa |
| 64 | Extra Line Houck | None | — | — | — |
| 65 | Gomer Henry | 39 | Head | Carpenter | Kentucky |
| 66 | Rose Henry | 38 | Wife | — | Kentucky |
| 67 | Dudley Henry | 18 | Son | Carpenter | Kentucky |
| 68 | Joseph F. Kuerzi | 26 | Head | Mill Worker | Kentucky |
| 69 | Bessie Kuerzi | 22 | Wife | — | Kentucky |
| 70 | Joseph F. Kuerzi | 1 | Son | — | Kentucky |
| 71 | Carl Rateau | 24 | Head | Laborer | Kentucky |
| 72 | Alvie Rateau | 23 | Wife | — | Kentucky |
| 73 | Frank Bedard | 21 | Lodger | Helper | Indiana |
| 74 | William Farmer | 50 | Head | Laborer | Kentucky |
| 75 | Georgia Farmer | 50 | Wife | — | Kentucky |
| 76 | Essie Farmer | 19 | Daughter | Waitress | Kentucky |
| 77 | Charles Farmer | 16 | Son | New Worker | Kentucky |
| 78 | Doris Farmer | 13 | Daughter | — | Kentucky |
| 79 | Louise Farmer | 11 | Daughter | — | Kentucky |
| 80 | Ivana Farmer | 9 | Daughter | — | Kentucky |
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)