MR
Mary Robertson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Missouri
Our Model Tree links this Mary Robertson across the 1930 and 1940 US Censuses in Jackson-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Missouri |
| Surname | Robertson |
| Given Name | Mary Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H-3 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Kansas City |
| Est. Birth Year | ~1925 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Gloria Robertson | Daughter | — | 9 | ~1931 |
| Mary Robertson | Daughter | — | 15 | ~1925 |
| Delores Robertson | Daughter | — | 21 | ~1919 |
| Doris Robertson | Daughter | — | 19 | ~1921 |
| Henry Robertson | Head | — | 49 | ~1891 |
| Billie Robertson | Son | — | 12 | ~1928 |
| Don Robertson | Son | — | 5 | ~1935 |
| Mary Robertson | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Jackson, Missouri
Daughter, age 6
Jackson, Missouri · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | Mary Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Washington |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Jackson-County, Missouri
Daughter, age 15
Jackson-County, Missouri · implied b. ~1925 — 8 household members
| Surname | Robertson |
| Given Name | Mary Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Kansas City |
| 1935 Residence (County) | Jackson |
| Class of Worker | 0 |
| Highest Grade | H-3 |
| 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 Mary Robertson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Robertson
Daughter · 1940 · age 15 · b. ~1925 · Missouri
★ You are viewing this record
Sibling
Don Robertson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billie Robertson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Robertson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Robertson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gloria Robertson
Sibling · 1940 · age 9
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-t0627-02178-00720)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rose E Seidrent | Seidreut | 52 | Wife | Sales Clerk | Missouri |
| 2 | Charles Seidrent | Seidreut | 17 | Son | Laborer | Missouri |
| 3 | Daughter Beverly | None | F | — | — |
| 4 | John D Miller | 44 | Boarder | General Repair | Missouri |
| 5 | Charlene Shelton | 19 | Cousin | Clerk | Missouri |
| 6 | Zita Kelley | 64 | Sister in law | — | Missouri |
| 7 | Charlie Mitchell | 36 | Head | Photo Engraver | Iowa |
| 8 | Dannie Mitchell | 34 | Wife | — | Missouri |
| 9 | Phyllis Mitchell | 14 | Daughter | — | Missouri |
| 10 | Ruth Ellen Mitchell | 8 | Daughter | — | Missouri |
| 11 | Oscar Shafer | 45 | Head | Salesman | Missouri |
| 12 | Beulah Shafer | 45 | Wife | Clerk | Missouri |
| 13 | Kathryn Shafer | 18 | Daughter | Clerk | Missouri |
| 14 | Virginia Johnson | 16 | Step Daughter | — | New Mexico |
| 15 | Paul Shafer | 16 | Son | Laborer | California |
| 16 | James Johnson | 14 | Son | — | New Mexico |
| 17 | Ruth J Shafer | 11 | Daughter | — | Missouri |
| 18 | Homer D Court | 46 | Head | Automobile Mechanic | Missouri |
| 19 | Cora Court | 77 | Mother | — | Illinois |
| 20 | Charles W Porter | 39 | Head | Pressman | Louisiana |
| 21 | Adelaide Porter | 54 | Wife | — | Missouri |
| 22 | Virginia Porter | 24 | Daughter | Stenographer | Missouri |
| 23 | George Porter | 21 | Son | Auditing Dept | Missouri |
| 24 | Henry H Robertson | 49 | Head | Mail Carrier | Washington |
| 25 | Mary Robertson | 46 | Wife | — | Missouri |
| 26 | Delores Robertson | 21 | Daughter | Comptometer | Missouri |
| 27 | Doris Robertson | 19 | Daughter | Sorter | Missouri |
| 28 | Mary Jean Robertson THIS PERSON | 15 | Daughter | — | Missouri |
| 29 | Billie Robertson | 12 | Son | — | Missouri |
| 30 | Gloria Robertson | 9 | Daughter | — | Missouri |
| 31 | Don Robertson | 5 | Son | — | Missouri |
| 32 | Frank L Wommer | 56 | Head | Car Accountant | Kansas |
| 33 | Margaret A Wommer | 48 | Wife | — | Missouri |
| 34 | Guy Rhodes | 42 | Head | Switchman | Missouri |
| 35 | Flora Rhodes | 35 | Wife | — | Missouri |
| 36 | May Rhodes | 66 | Mother | — | Missouri |
| 37 | Wm Henry Herber | 34 | Head | Accountant | Oklahoma |
| 38 | Zola Herber | 37 | Wife | — | Missouri |
| 39 | Barbara Herber | 11 | Daughter | — | Kansas |
| 40 | Clarence Turner | 42 | Head | Interior Decorator | Missouri |
Related Census Records
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)