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Alfred Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cass-County, Illinois
Our Model Tree links this Alfred Davis across the 1930 and 1940 US Censuses in Cass-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Illinois |
| Surname | Davis |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Bluff Springs Township |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Bluff Springs Township |
| Est. Birth Year | ~1929 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Helen Davis | Spouse | — | 29 | ~1911 |
| Ray Davis | Head | — | 43 | ~1897 |
| Franklin Davis | Son | — | 10 | ~1930 |
| Marland Davis | Son | — | 17 | ~1923 |
| Alfred Davis | Son | — | 11 | ~1929 |
| Charles Davis | Son | — | 12 | ~1928 |
| Alberta Davis | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Cass, Illinois
Son, age
Cass, Illinois · implied b. ~1930 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Alfred |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cass-County, Illinois
Son, age 11
Cass-County, Illinois · implied b. ~1929 — 7 household members
| Surname | Davis |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Bluff Springs Township |
| 1935 Residence (County) | Cass |
| Highest Grade | No 4 |
| 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 Alfred Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alfred Davis
Son · 1940 · age 11 · b. ~1929 · Illinois
★ You are viewing this record
Sibling
Charles Davis
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Franklin Davis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marland Davis
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alberta Davis
Sibling · 1940 · age 16
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, Illinois
Open full size
1940 US Federal Census — Cass-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00764-00292)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Naomi Friedler | 15 | Daughter | — | Illinois |
| 2 | Kenneth Friedler | 15 | Son | — | Illinois |
| 3 | Thomas Morrison | 34 | Head | Farmer | Illinois |
| 4 | Margaret Morrison | 34 | Wife | — | Illinois |
| 5 | John E. Wagner | 67 | Head | Farmer | Illinois |
| 6 | Caroline Wagner | 58 | Wife | — | Illinois |
| 7 | Fred Kruse | 45 | Head | Farmer | Illinois |
| 8 | Ethel Kruse | 42 | Wife | — | Illinois |
| 9 | Alfred Kruse | 19 | Son | Farmer | Illinois |
| 10 | Dorothy J. Kruse | 16 | Daughter | — | Illinois |
| 11 | Lewis Sweatman | 47 | Head | Farmer | Illinois |
| 12 | Lela Sweatman | 48 | Wife | — | Illinois |
| 13 | Alberta Sweatman | 20 | Daughter | — | Illinois |
| 14 | Leland Sweatman | 12 | Son | — | Illinois |
| 15 | Jess Watts | 26 | Head | Operator | Illinois |
| 16 | Dorothy Watts | 25 | Wife | — | Illinois |
| 17 | Edna Stillwell | 35 | Cook | Cook | Illinois |
| 18 | Jack Lindle | 24 | Waiter | Waiter | Illinois |
| 19 | Pat Johnson | 24 | Waiter | Waiter | Illinois |
| 20 | John Reece | 38 | Waiter | Waiter | Illinois |
| 21 | Harold Sharon | 25 | Porter | Porter | Illinois |
| 22 | Barbara Kennedy | 30 | Cigarette Girl | Cigarette Girl | Illinois |
| 23 | Arthur Prief | 27 | Reception Manager | Reception Manager | Illinois |
| 24 | Alois Staley | 24 | Reception Manager | Reception Manager | Illinois |
| 25 | Wilber Jackson | 57 | Fair Tender | Fair Tender | Illinois |
| 26 | Robert Dunbar | 25 | Bar Tender | Bar Tender | Illinois |
| 27 | Sheldon Davis | 35 | Bar Tender | Bar Tender | Illinois |
| 28 | John Mathews | 71 | Head | Farmer | Iowa |
| 29 | Nettie Mathews | 62 | Wife | — | Illinois |
| 30 | Robert Mathews | 22 | Son | Laborer | Illinois |
| 31 | John F. Carle | 20 | Head | Laborer | Illinois |
| 32 | Hazel Carle | 18 | Wife | — | Illinois |
| 33 | Ray Davis | 43 | Head | Laborer | Illinois |
| 34 | Helen Davis | 29 | Wife | — | Illinois |
| 35 | Marland Davis | 17 | Son | — | Illinois |
| 36 | Alberta Davis | 16 | Daughter | — | Illinois |
| 37 | Charles Davis | 12 | Son | — | Illinois |
| 38 | Alfred Davis THIS PERSON | 11 | Son | — | Illinois |
| 39 | Franklin Davis | 10 | Son | — | Illinois |
| 40 | Alfred Mathews | 32 | Head | Laborer | Illinois |
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)