HP
Harold Parker — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Missouri
Our Model Tree links this Harold Parker across the 1930 and 1940 US Censuses in Jackson-County, Missouri (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 9-person household.
Age 23
b. ~1917
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Missouri |
| Surname | Parker |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Hours Worked | 47 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Kansas City |
| Est. Birth Year | ~1917 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| William Parker | Son | — | 15 | ~1925 |
| Mary Parker | Spouse | — | 50 | ~1890 |
| Olin Parker | Son | — | 25 | ~1915 |
| Bernadine Parker | Daughter | — | 18 | ~1922 |
| Lewis Parker | Son | — | 21 | ~1919 |
| Harold Parker | Son | — | 23 | ~1917 |
| Gladys Parker | Daughter | — | 18 | ~1922 |
| Lettie Parker | Daughter | — | 15 | ~1925 |
| Roy Parker | Head | — | 50 | ~1890 |
Census Appearances
1930
Jackson, Missouri
Son, age 14
Jackson, Missouri · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Jackson-County, Missouri
Son, age 23
Jackson-County, Missouri · implied b. ~1917 — 9 household members
| Surname | Parker |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Jackson |
| Hours Worked | 47 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 Harold Parker across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Harold Parker
Son · 1940 · age 23 · b. ~1917 · Missouri
★ You are viewing this record
Sibling
William Parker
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernadine Parker
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lewis Parker
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lettie Parker
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olin Parker
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Parker
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-t0627-02175-00016)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elethe Vann | 36 | Head | — | Louisiana |
| 2 | Bertha Vann | 17 | Daughter | — | Missouri |
| 3 | Lucille Hammonds | 30 | Lodger | Maid | Missouri |
| 4 | Harry Julkowski | 55 | Head | Cobbler | Poland |
| 5 | Sophie Julkowski | 53 | Wife | — | Poland |
| 6 | Hattie Julkowski | 25 | Daughter | Manager | Poland |
| 7 | Mary Glassman | 69 | Head | — | Germany |
| 8 | Roy Newkirk | 66 | Head | Repair Shop | Iowa |
| 9 | Newkirk | None | Wife | — | — |
| 10 | Roy Parker | 50 | Head | Baker | Missouri |
| 11 | Mary Parker | 50 | Wife | — | Missouri |
| 12 | Olin Parker | 25 | Son | — | Missouri |
| 13 | Harold Parker THIS PERSON | 23 | Son | — | Missouri |
| 14 | Lewis Parker | 21 | Son | — | Missouri |
| 15 | Gladys Parker | 18 | Daughter | — | Missouri |
| 16 | Bernadine Parker | 18 | Daughter | — | Missouri |
| 17 | William Parker | 15 | Son | — | Missouri |
| 18 | Lettie Parker | 15 | Daughter | — | Missouri |
| 19 | Pascal Craig | 38 | Head | Yard Man | Missouri |
| 20 | Doris Craig | 36 | Wife | — | Missouri |
| 21 | Freddie Craig | 16 | Daughter | — | Missouri |
| 22 | Pauline M Craig | 14 | Daughter | — | Missouri |
| 23 | Betty Craig | 7 | Daughter | — | Missouri |
| 24 | Art G Simmons | 74 | Head | — | Indiana |
| 25 | Agusta Simmons | 61 | Wife | — | Minnesota |
| 26 | Era Mae Simmons | 23 | Daughter | Checker | Missouri |
| 27 | David Simmons | 19 | Son | Baker Apprentice | Missouri |
| 28 | John S Perrine | 55 | Head | Asst | Wisconsin |
| 29 | Birdie Perrine | 56 | Wife | — | Tennessee |
| 30 | Cecil Simpson | 40 | Head | Labor | Missouri |
| 31 | Marie Simpson | 35 | Wife | — | Missouri |
| 32 | Arthur Gene Simpson | 16 | Son | — | Missouri |
| 33 | Kelley Crockett | 50 | Head | Labor | Missouri |
| 34 | Mary Crockett | 45 | Wife | — | Missouri |
| 35 | Joseph Crockett | 15 | Son | — | Missouri |
| 36 | Virgil Cramer | 34 | Head | Sheet Metal Worker | Missouri |
| 37 | Flossie Cramer | 27 | Wife | — | Missouri |
| 38 | Virgil E Cramer | 11 | Son | — | Missouri |
| 39 | Walter D Jagers | 37 | Head | Labor | Missouri |
| 40 | Myrtle M Jagers | 37 | Wife | — | 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)