MJ
Martha James — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Johnson-County, Missouri
Our Model Tree links this Martha James across the 1930 and 1940 US Censuses in Johnson-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 5-person household.
Age 15
b. ~1925
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Johnson-County, Missouri |
| Surname | James |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Holden City |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Holden 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Ethel James | Spouse | — | 49 | ~1891 |
| Edward James | Son | — | 23 | ~1917 |
| Albert James | Head | — | 49 | ~1891 |
| Josephine James | Daughter | — | 19 | ~1921 |
| Martha James | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Johnson, Missouri
Daughter, age 3
Johnson, Missouri · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Martha E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Johnson-County, Missouri
Daughter, age 15
Johnson-County, Missouri · implied b. ~1925 — 5 household members
| Surname | James |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Holden City |
| 1935 Residence (County) | Johnson |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 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 Martha James across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha James
Daughter · 1940 · age 15 · b. ~1925 · Missouri
★ You are viewing this record
Sibling
Josephine James
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward James
Sibling · 1940 · age 23
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 — Johnson-County, Missouri
Open full size
1940 US Federal Census — Johnson-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02120-00228)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Floyd Grover | 27 | Head | Teacher | Missouri |
| 2 | Hilda Grover | 25 | Wife | — | Missouri |
| 3 | Judy Carol Grover | 2 | Daughter | — | Missouri |
| 4 | David Grover | 1 | Son | — | Missouri |
| 5 | Joe Dunham | 62 | Head | — | Missouri |
| 6 | John Eichorn | 77 | Head | — | Pennsylvania |
| 7 | Virginia Eichorn | 67 | Wife | — | West Virginia |
| 8 | Enid Block | 58 | Head | — | Missouri |
| 9 | Velt Redford | 49 | Head | Painter | Missouri |
| 10 | Bernice Redford | 46 | Wife | Reporter | Missouri |
| 11 | George Redford | 17 | Son | Carrier | Missouri |
| 12 | Rosemary Redford | 15 | Daughter | — | Missouri |
| 13 | James Redford | 13 | Son | — | Missouri |
| 14 | James Roberts | 88 | Head | — | Kentucky |
| 15 | Mary Roberts | 81 | Wife | — | Missouri |
| 16 | James Roberts | 58 | Son | Stockman | Missouri |
| 17 | Charles Lancaster | 79 | Head | Stockman | Indiana |
| 18 | Mattie Lancaster | 74 | Wife | — | Missouri |
| 19 | Robert Lewis | 53 | Head | Farmer | Missouri |
| 20 | Grace Lewis | 52 | Wife | — | Missouri |
| 21 | Susan Lewis | 30 | Daughter | — | Missouri |
| 22 | Patricia Lewis | 15 | Daughter | — | Missouri |
| 23 | Elizabeth Farnsworth | 56 | Sister-in-law | Nurse | Missouri |
| 24 | Pearl Wright | 66 | Head | — | Missouri |
| 25 | Russell Dunkin | 36 | Head | Body & Fender Builder | Missouri |
| 26 | Virginia Dunkin | 36 | Wife | — | Missouri |
| 27 | Linda Lou Dunkin | 4 | Daughter | — | Missouri |
| 28 | James Dunkin | 2 | Son | — | Missouri |
| 29 | Enid Block | 58 | Head | — | Missouri |
| 30 | Edward Mooney | 54 | Head | Clerk | Illinois |
| 31 | Sue Mooney | 63 | Wife | — | Illinois |
| 32 | Clyde Cooper | 34 | Head | Teacher & Principle | Missouri |
| 33 | Ruth Cooper | 23 | Wife | — | Missouri |
| 34 | Albert James | 49 | Head | Rural Mail Carrier | Missouri |
| 35 | Ethel James | 49 | Wife | Salesman | Missouri |
| 36 | Edward James | 23 | Son | Salesman | Missouri |
| 37 | Josephine James | 19 | Daughter | — | Missouri |
| 38 | Martha James THIS PERSON | 15 | Daughter | — | Missouri |
| 39 | Lillian Ferguson | 68 | Head | — | Virginia |
| 40 | Joe Rodger Hill | 45 | Lodger | Instructor | 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)