MR
Martha Richardson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cass-County, Missouri
Our Model Tree links this Martha Richardson across the 1930 and 1940 US Censuses in Cass-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 13-person household.
Age 13
b. ~1927
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Missouri |
| Surname | Richardson |
| Given Name | Martha L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | West Line Town |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | West Line Town |
| 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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Moul | Daughter | — | 23 | ~1917 |
| George Richardson | Son | — | 10 | ~1930 |
| Clifford Richardson | Head | — | 43 | ~1897 |
| Ernest Moul | Other | — | 23 | ~1917 |
| Patricia Richardson | Daughter | — | 9 | ~1931 |
| Marcella Richardson | Daughter | — | ~1940 | |
| Clifford Richardson | Son | — | 18 | ~1922 |
| Martha Richardson | Spouse | — | 38 | ~1902 |
| John Richardson | Son | — | 4 | ~1936 |
| Martha Richardson | Daughter | — | 13 | ~1927 |
| Betty Richardson | Daughter | — | 16 | ~1924 |
| Stanley Richardson | Son | — | 21 | ~1919 |
| Mary Richardson | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Cass, Missouri
Daughter, age 3
Cass, Missouri · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Martha L. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Cass-County, Missouri
Daughter, age 13
Cass-County, Missouri · implied b. ~1927 — 13 household members
| Surname | Richardson |
| Given Name | Martha L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | West Line Town |
| 1935 Residence (County) | Cass |
| Highest Grade | No 7 |
| 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 Martha Richardson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Richardson
Daughter · 1940 · age 13 · b. ~1927 · Missouri
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Sibling
Patricia Richardson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Richardson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Richardson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marcella Richardson
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stanley Richardson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Richardson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Richardson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Moul
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clifford Richardson
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 — Cass-County, Missouri
Open full size
1940 US Federal Census — Cass-County, Missouri
Page Contents
31 people indexed on this census page (nara:1940:m-t0627-02095-00536)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jessie D Young | 2 | Son | — | Missouri |
| 2 | Clifford P Richardson | 43 | Head | Laborer | Missouri |
| 3 | Martha I Richardson | 38 | Wife | Housewife | Missouri |
| 4 | Stanley E Richardson | 21 | Son | Laborer | Missouri |
| 5 | Clifford E Richardson | 18 | Son | Laborer | Missouri |
| 6 | Betty A Richardson | 16 | Daughter | — | Missouri |
| 7 | Martha L Richardson THIS PERSON | 13 | Daughter | — | Missouri |
| 8 | George R Richardson | 10 | Son | — | Missouri |
| 9 | Patricia J Richardson | 9 | Daughter | — | Missouri |
| 10 | Mary J Richardson | 6 | Daughter | — | Missouri |
| 11 | John H Richardson | 4 | Son | — | Missouri |
| 12 | Marcella F Richardson | 0 | Daughter | — | Missouri |
| 13 | Ernest A Moul | 23 | Son in law | Teacher | Missouri |
| 14 | Evelyn B Moul | 23 | Daughter | Teacher | Missouri |
| 15 | John F Brown | 29 | Head | Tractor Operator | Missouri |
| 16 | Frances I Brown | 29 | Wife | Housewife | Missouri |
| 17 | Lou A Brown | 8 | Daughter | — | Missouri |
| 18 | Jessie M Brown | 5 | Daughter | — | Missouri |
| 19 | Buford Howard | 51 | Head | Laborer | Kentucky |
| 20 | Nellie T Howard | 51 | Wife | Housewife | Indiana |
| 21 | Charles G Masterson | 54 | Head | Farmer | Missouri |
| 22 | Hazel M Masterson | 48 | Wife | Housewife | Indiana |
| 23 | Oliver E Stephens | 43 | Boarder | Teacher | Missouri |
| 24 | Helen M Wilcox | 22 | Boarder | Teacher | Missouri |
| 25 | John M Tull | 68 | Head | Laborer | Missouri |
| 26 | Dora E Tull | 64 | Wife | Housewife | Indiana |
| 27 | Edward D Kingcade | 40 | Head | Laborer | Missouri |
| 28 | Jessie J Kingcade | 36 | Wife | Housewife | Missouri |
| 29 | Lawrence D Kingcade | 15 | Son | Laborer | Missouri |
| 30 | Ershell O Tull | 51 | Brother in law | Laborer | Missouri |
| 31 | Elizabeth Tull | 41 | Sister in law | Housewife | 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)