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Herbert Davis — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Herbert Davis across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 3-person household.
Age 51
b. ~1879
Male
Head
Born: England
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Davis |
| Given Name | Herbert |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Age at First Marriage | 24 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Carrier |
| Industry | Mail service |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 27 |
| Radio Set | R |
| Veteran | Yes |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Carrier |
| Township / Ward | Chicago |
| Est. Birth Year | ~1879 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Herbert | Age | Birth yr |
|---|---|---|---|---|
| Herbert Davis | Head | — | 51 | ~1879 |
| Florence Davis | Daughter | — | 20 | ~1910 |
| Cecile Davis | Spouse | — | 47 | ~1883 |
Census Appearances
1920
Cook, Illinois
Head, age 42
Cook, Illinois · implied b. ~1878 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Mail Carrier |
| Industry | Government |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Year of Naturalization | 1900 |
| Birthplace (normalized) | england |
1930
Cook, Illinois
Head, age 51
Cook, Illinois · implied b. ~1879 — 3 household members
| Surname | Davis |
| Given Name | Herbert |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Age at First Marriage | 24 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Carrier |
| Industry | Mail service |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 27 |
| Radio Set | R |
| Veteran | Yes |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Cook-County, Illinois
Other, age 62
Cook-County, Illinois · implied b. ~1878 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Herbert H. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | England |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Occupation | Mail Carrier |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2100 |
| Highest Grade | 7 |
| 1935 Residence | Same Place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Herbert Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Herbert Davis
Head · 1930 · age 51 · b. ~1879 · Illinois
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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:illinoiscensus00reel444:0319)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Frank Katsilares | 46 | head | Janitor | Lithuania |
| 52 | Mary Katsilares | 34 | wife | None | Lithuania |
| 53 | Frank Katsilares | 13 | son | None | Illinois |
| 54 | Susan Katsilares | 9 | daughter | None | Illinois |
| 55 | Charles Lehester | 20 | cousin | Janitor Helper | Illinois |
| 56 | Elmer Thilmont | 36 | head | Health Officer | Illinois |
| 57 | Mary Thilmont | 30 | wife | None | Missouri |
| 58 | Dolores Thilmont | 1 | daughter | None | Illinois |
| 59 | Edwina La Violette | 37 | lodger | Saleslady | Illinois |
| 60 | Albert E Coley | 42 | head | None | Illinois |
| 61 | Cora Coley | 41 | wife | None | Illinois |
| 62 | Helen N Coley | 17 | daughter | None | Illinois |
| 63 | Raymond A Coley | 15 | son | None | Illinois |
| 64 | Joseph Boyle | 48 | head | Real Estate | Irish Free State |
| 65 | Elizabeth Boyle | 47 | wife | None | Belgium |
| 66 | Thomas Boyle | 18 | son | None | Illinois |
| 67 | Jane Boyle | 16 | daughter | None | Illinois |
| 68 | Joseph Boyle | 14 | son | None | Illinois |
| 69 | Henry Bobrow | 41 | head | Secretary-Treas | Illinois |
| 70 | Edith Bobrow | 40 | wife | None | Illinois |
| 71 | Phyllis Bobrow | 15 | daughter | None | Illinois |
| 72 | Sam Weiss | 46 | head | Carpenter | Russia |
| 73 | Fanny Weiss | 44 | wife | None | Russia |
| 74 | Elsie Baizer | 19 | daughter | Stenographer | Illinois |
| 75 | Rose Baizer | 18 | daughter | Stenographer | Illinois |
| 76 | Sarah Baizer | 16 | daughter | None | Illinois |
| 77 | Norman Baizer | 11 | son | None | Illinois |
| 78 | Jeanette Baizer | 8 | daughter | None | Illinois |
| 79 | Harry Baizer | 25 | son-in-law | Watch Maker | Russia |
| 80 | Henry Pollack | 34 | head | Tailor | Russia |
| 81 | Mary Pollack | 31 | wife | None | Russia |
| 82 | Bernice Pollack | 8 | daughter | None | Illinois |
| 83 | Melvin H Pollack | 3 | son | None | Illinois |
| 84 | Sarah Krugman | 80 | mother-in-law | None | Russia |
| 85 | George W Cole | 37 | head | Freight Handler | Illinois |
| 86 | Stella Cole | 41 | wife | None | Illinois |
| 87 | Harry E Cole | 9 | son | None | Illinois |
| 88 | Henry Miller | 34 | head | Carpenter | Illinois |
| 89 | Rose Miller | 36 | wife | None | Illinois |
| 90 | Robert Miller | 14 | son | None | Illinois |
| 91 | Marie Miller | 11 | daughter | None | Illinois |
| 92 | James Miller | 6 | son | None | Illinois |
| 93 | Herbert Davis THIS PERSON | 51 | head | Carrier | England |
| 94 | Cecile Davis | 47 | wife | None | Michigan |
| 95 | Florence Davis | 20 | daughter | Cashier | Illinois |
| 96 | Catherine Hough | 45 | head | None | New York |
| 97 | George J Hough | 19 | son | Chauffeur | Illinois |
| 98 | Frederick Hough | 11 | son | None | Illinois |
| 99 | Frank R Harrington | 36 | head | Engineer | Illinois |
| 100 | Thelma Harrington | 35 | wife | None | Mississippi |
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)