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Alma Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Macon-County, Illinois
Our Model Tree links this Alma Davis across the 1930 and 1940 US Censuses in Macon-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1907), then head of a 8-person household.
Age 33
b. ~1907
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Macon-County, Illinois |
| Surname | Davis |
| Given Name | Alma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Decatur city |
| 1935 Residence (County) | Macon |
| Additional Details | |
| Occupation | Machine Oper. |
| Industry | Auto Factory |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 128 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Machine Oper. |
| Township / Ward | Decatur City |
| Est. Birth Year | ~1907 |
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 Alma | Age | Birth yr |
|---|---|---|---|---|
| Paul Davis | Son | — | 10 | ~1930 |
| Aletha Davis | Daughter | — | 8 | ~1932 |
| Alma Davis | Spouse | — | 33 | ~1907 |
| Donna Davis | Daughter | — | ~1940 | |
| Paul Davis | Head | — | 31 | ~1909 |
| Beverly Davis | Daughter | — | 9 | ~1931 |
| Delmar Davis | Son | — | 4 | ~1936 |
| Coral Davis | Daughter | — | 2 | ~1938 |
Census Appearances
1930
Macon, Illinois
Daughter, age 23
Macon, Illinois · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Alma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Machine Operator |
| Industry | Garment Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Macon-County, Illinois
Spouse, age 33
Macon-County, Illinois · implied b. ~1907 — 8 household members
| Surname | Davis |
| Given Name | Alma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Decatur city |
| 1935 Residence (County) | Macon |
| Occupation | Machine Oper. |
| Industry | Auto Factory |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 128 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Alma Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Alma Davis
Spouse · 1940 · age 33 · b. ~1907 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Macon-County, Illinois
Open full size
1940 US Federal Census — Macon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00843-00738)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Olah Jackson | 15 | Daughter | — | Illinois |
| 2 | Delores Jackson | 11 | Daughter | — | Illinois |
| 3 | Earl Jackson | 9 | Son | — | Illinois |
| 4 | Emma Jackson | 7 | Daughter | — | Illinois |
| 5 | Gloria Jackson | 5 | Daughter | — | Illinois |
| 6 | — | None | — | — | — |
| 7 | Willie Kinder | 38 | Head | Truck Driver | Tennessee |
| 8 | Angella Kinder | 28 | Wife | — | Kentucky |
| 9 | Burdine Kinder | 10 | Daughter | — | Illinois |
| 10 | Paul Davis | 31 | Head | Laborer | Illinois |
| 11 | Alma Davis THIS PERSON | 33 | Wife | Machine Oper. | Illinois |
| 12 | Paul, Jr Davis | 10 | Son | — | Michigan |
| 13 | Beverly Davis | 9 | Daughter | — | Illinois |
| 14 | Aletha Davis | 8 | Daughter | — | Illinois |
| 15 | Delmar Davis | 4 | Son | — | Illinois |
| 16 | Coral Davis | 2 | Daughter | — | Illinois |
| 17 | Donna Davis | 0 | Daughter | — | Illinois |
| 18 | Oscar Anderson | 48 | Head | Tile Layer | Illinois |
| 19 | Tessie Anderson | 34 | Wife | — | Kentucky |
| 20 | Martha Anderson | 2 | Daughter | — | Illinois |
| 21 | Paul De Vore | 26 | Head | Loader | Illinois |
| 22 | Elsie De Vore | 20 | Wife | — | Illinois |
| 23 | Ernest E De Vore | 2 | Son | — | Illinois |
| 24 | Paul S De Vore | 0 | Son | — | Illinois |
| 25 | Jesse Pierce | 49 | Head | Boiler-Maker Helper | — |
| 26 | Dessie Pierce | 48 | Wife | — | Virginia |
| 27 | Eufa Pierce | 21 | Son | Salesman | Illinois |
| 28 | Thomas Witcher | 68 | Head | — | Illinois |
| 29 | Elizabeth Witcher | 64 | Wife | — | Illinois |
| 30 | Raymond Witcher | 36 | Son | Laborer | Illinois |
| 31 | Valentine Witcher | 28 | Son | Baker | Illinois |
| 32 | James D Respress | 51 | Head | Machine Oper. | Kentucky |
| 33 | Meda Respress | 43 | Wife | — | Kentucky |
| 34 | Virgil Robinson | 17 | Step-son | Ice Worker | Illinois |
| 35 | Ralph Clark | 43 | Head | Laborer | Indiana |
| 36 | Leila Clark | 40 | Wife | — | Ohio |
| 37 | Robert R Clark | 20 | Son | — | Indiana |
| 38 | Mary Elizabeth Clark | 16 | Daughter | Servant | Indiana |
| 39 | Opal Leoline Clark | 15 | Daughter | — | Indiana |
| 40 | Genevieve Clark | 13 | Daughter | — | Indiana |
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)