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Louis Davis — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Louis Davis across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a son (b.~1903), then head of a 8-person household.
Age 27
b. ~1903
Male
Son
Born: New York
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Davis |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 24 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Russia |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Cigar Store |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Proprietor |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1903 |
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 1930 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Joseph Davis | Head | — | 57 | ~1873 |
| Beatrice Davis | Other | — | 23 | ~1907 |
| Morris Davis | Son | — | 24 | ~1906 |
| Sarah Davis | Spouse | — | 57 | ~1873 |
| Millard Davis | Son | — | 21 | ~1909 |
| Pauline Davis | Daughter | — | 33 | ~1897 |
| Louis Davis | Son | — | 27 | ~1903 |
| Freda Davis | Daughter | — | 31 | ~1899 |
Census Appearances
1930
Cook, Illinois
Son, age 27
Cook, Illinois · implied b. ~1903 — 8 household members
| Surname | Davis |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 24 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Russia |
| Occupation | Proprietor |
| Industry | Cigar Store |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Cook-County, Illinois
Head, age 36
Cook-County, Illinois · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davies |
| Given Name | Louis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Chicago - City |
| 1935 Residence (County) | Cook |
| Occupation | Furnit. Salesm. |
| Industry | Wholesale Furn |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 26 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Louis Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Davis
Son · 1930 · age 27 · b. ~1903 · Illinois
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Sibling
Pauline Davis
Sibling · 1930 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Millard Davis
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Morris Davis
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Freda Davis
Sibling · 1930 · age 31
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
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel469:0293)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward Edwards | 44 | Head | Painter | Norway |
| 2 | Violette Edwards | 44 | Wife | — | Norway |
| 3 | Bernice J. Edwards | 14 | Daughter | — | Illinois |
| 4 | Harry Linsky | 33 | Head | Sailor | Russia |
| 5 | Beatrice Linsky | 32 | Wife | — | Illinois |
| 6 | Bernard Linsky | 8 | Son | — | Illinois |
| 7 | Leonard Linsky | 7 | Son | — | Illinois |
| 8 | Edward Halbach | 37 | Head | Layout Man | Illinois |
| 9 | Sylvia Halbach | 27 | Wife | — | Illinois |
| 10 | Mildred Halbach | 3 | Daughter | — | Illinois |
| 11 | Muriel Halbach | 2 | Daughter | — | Illinois |
| 12 | Edward Halbach | 0 | Son | — | Illinois |
| 13 | Edward Timm | 33 | Head | Clerk | Illinois |
| 14 | Ethel Timm | 30 | Wife | — | Illinois |
| 15 | Ludwig Andersen | 37 | Head | Linotype Oper. | Denmark |
| 16 | Gerda Andersen | 30 | Wife | — | Denmark |
| 17 | Alexander Andersen | 12 | Son | — | Illinois |
| 18 | Karen E. Andersen | 9 | Daughter | — | Illinois |
| 19 | Mansfield Walker | 52 | Head | Plumber | Illinois |
| 20 | Anna M. Walker | 47 | Wife | — | Illinois |
| 21 | Frank Chesser | 33 | Head | Traveling Salesman | Alabama |
| 22 | Hazel M. Chesser | 32 | Wife | Stenographer | Illinois |
| 23 | Frank Chesser | 10 | Son | — | Mississippi |
| 24 | Nell Cary Chesser | 54 | Mother-in-law | — | Norway |
| 25 | Morris Kadans | 54 | Head | Director | Russia |
| 26 | Ida Kadans | 52 | Wife | — | Russia |
| 27 | Ethel Kadans | 28 | Daughter | Stenographer | Illinois |
| 28 | Joseph Davis | 57 | Head | Tailor | Poland |
| 29 | Sarah Davis | 57 | Wife | — | Russia |
| 30 | Pauline Davis | 33 | Daughter | — | New York |
| 31 | Freda Davis | 31 | Daughter | Stenographer | Connecticut |
| 32 | Louis Davis THIS PERSON | 27 | Son | Proprietor | New York |
| 33 | Morris Davis | 24 | Son | Asst. Proprietor | New York |
| 34 | Millard Davis | 21 | Son | — | New York |
| 35 | Beatrice Davis | 23 | Daughter-in-law | Stenographer | Illinois |
| 36 | Thomas Soiland | 61 | Head | Machine Operator | Norway |
| 37 | Line Soiland | 60 | Wife | — | Norway |
| 38 | Tollef Tollefsen | 32 | Boarder | Carpenter | Norway |
| 39 | Rees Jensen | 34 | Boarder | Machinist | Norway |
| 40 | Adolph Petersen | 24 | Boarder | Wiring | Norway |
| 41 | James Gallo | 42 | Head | Conductor | Italy |
| 42 | Jennie Gallo | 36 | Wife | — | Italy |
| 43 | Mary J. Gallo | 2 | Daughter | — | Illinois |
| 44 | Joseph Dyre | 50 | Head | Watchman | Ireland Free State |
| 45 | Catherine Dyre | 40 | Wife | — | Ireland Free State |
| 46 | Joseph Dyre | 14 | Son | — | Illinois |
| 47 | Thomas A. Dyre | 12 | Son | — | Illinois |
| 48 | Fred Pike | 44 | Head | Mechanic | Canada English |
| 49 | Elizabeth Pike | 44 | Wife | — | Illinois |
| 50 | Mathilda Buesing | 64 | Head | Dressmaker | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)