MD
Martha Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Macon-County, Missouri
Our Model Tree links this Martha Davis across the 1920, 1930 and 1940 US Censuses in Macon-County, Missouri (XGBoost, ~Confirmed), with identified parents Walter & Wilbur — first a daughter (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Macon-County, Missouri |
| Surname | Davis |
| Given Name | Martha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Macon |
| 1935 Residence (County) | Macon |
| Additional Details | |
| Class of Worker | 12 |
| Highest Grade | Hs 4 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | La Plata City |
| Est. Birth Year | ~1912 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Martha Davis | Daughter | — | 28 | ~1912 |
| Wilbur Davis | Head | — | 55 | ~1885 |
| James Davis | Son | — | 34 | ~1906 |
| Jessie Davis | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Macon, Missouri
Daughter, age 8
Macon, Missouri · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Macon, Missouri
Daughter, age 18
Macon, Missouri · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Martha A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Driver |
| Industry | Truck |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Macon-County, Missouri
Daughter, age 28
Macon-County, Missouri · implied b. ~1912 — 4 household members
| Surname | Davis |
| Given Name | Martha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Macon |
| 1935 Residence (County) | Macon |
| Class of Worker | 12 |
| Highest Grade | Hs 4 |
| 1935 Residence | Missouri |
| 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 Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Davis (~0.92 confidence) and father Wilbur Davis (~0.92 confidence) and father Wilber Davis (~0.92 confidence) and mother Jessie Davis (~0.92 confidence) and mother Jessie Davis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Davis
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Wilbur Davis
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Wilber Davis
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Jessie Davis
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Jessie Davis
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Martha Davis
Daughter · 1940 · age 28 · b. ~1912 · Missouri
★ You are viewing this record
Sibling
James Davis
Sibling · 1940 · age 34
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 — Macon-County, Missouri
Open full size
1940 US Federal Census — Macon-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02126-00796)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fredia Green | 40 | wife | Cashier | Missouri |
| 2 | Sylvia Green | 17 | daughter | — | Missouri |
| 3 | Edward Green | 8 | son | — | Missouri |
| 4 | George Dodson | 71 | Head | Owner | Missouri |
| 5 | Della Dodson | 70 | wife | — | Missouri |
| 6 | Henry O. Newton | 72 | lodger | Medical Doctor | Ohio |
| 7 | Geo. Barnhart | 65 | Head | Labour | Missouri |
| 8 | Mattie Barnhart | 61 | wife | — | Missouri |
| 9 | Georgia Barnhart | 24 | daughter | — | Missouri |
| 10 | V. W. Mchenry | 24 | Head | Operator | Missouri |
| 11 | Orpha Mchenry | 20 | wife | Beauty Operator | Missouri |
| 12 | Janet Mchenry | 2 | daughter | — | Missouri |
| 13 | Florilla Woodward | 60 | mother-in-law | — | Missouri |
| 14 | Edner O. Jones | 58 | Head | Chiropractor Doctor | Missouri |
| 15 | Anna Jones | 58 | wife | — | Missouri |
| 16 | Edwin B. Mahaffey | 56 | Head | Chiropractor Doctor | Kentucky |
| 17 | Kathryn Mahaffey | 53 | wife | Chiropractor Doctor | Illinois |
| 18 | Claude Henry | 41 | Head | Labour | Illinois |
| 19 | Jewell Henry | 44 | wife | — | Missouri |
| 20 | Raymond Henry | 21 | son | Book Keeper | Missouri |
| 21 | Frank Martin | 30 | Head | Sign Painter | Iowa |
| 22 | Mariana Martin | 19 | daughter | — | Missouri |
| 23 | Carl Ott | 36 | Head | Printer | Germany |
| 24 | Iris Ott | 21 | wife | — | Missouri |
| 25 | Leon Ott | 3 | son | 0 | Missouri |
| 26 | William Watson | 69 | Head | Salesman | Indiana |
| 27 | Marie Watson | 65 | wife | — | Indiana |
| 28 | Cliff Mendenhall | 39 | Head | Connection Gang | Iowa |
| 29 | Marie Mendenhall | 35 | wife | — | Missouri |
| 30 | Bob Mendenhall | 12 | son | — | Missouri |
| 31 | Elias B. Elliott | 78 | father-in-law | — | Iowa |
| 32 | John Hayden | 61 | Head | — | Missouri |
| 33 | Sarah Hayden | 63 | wife | — | Missouri |
| 34 | Wilbur Davis | 55 | Head | Deputy Clerk | Missouri |
| 35 | Jessie Davis | 52 | wife | — | Missouri |
| 36 | James Davis | 34 | son | — | Missouri |
| 37 | Martha Davis THIS PERSON | 28 | daughter | — | Missouri |
| 38 | John Desveaux | 47 | Head | Pipe Liner | Missouri |
| 39 | Virginia Desveaux | 45 | wife | — | Missouri |
| 40 | Burton Burkhart | 20 | Head | Auto Mechanic | Missouri |
Related Census Records
Pedigree Summary
Martha + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)