ED
Ernest Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Monroe-County, New York
Our Model Tree links this Ernest Davis across the 1920, 1930 and 1940 US Censuses in Monroe-County, New York (XGBoost, ~Confirmed), with identified parents Alice & Earnest — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, New York |
| Surname | Davis |
| Given Name | Ernest A. jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Rochester |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Machine operator |
| Industry | Auto parts mfg. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 725 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Machine Operator |
| Township / Ward | Rochester |
| Est. Birth Year | ~1919 |
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 1940 census.
| Name | Relation to head | Relative to Ernest | Age | Birth yr |
|---|---|---|---|---|
| Ernest Davis | Head | — | 56 | ~1884 |
| Ernest Davis | Son | — | 21 | ~1919 |
| Alice Davis | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Monroe, New …
Son, age 1
Monroe, New York · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Earnest Q. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Monroe, New …
Son, age 11
Monroe, New York · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Ernest Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Monroe-County, New …
Son, age 21
Monroe-County, New York · implied b. ~1919 — 3 household members
| Surname | Davis |
| Given Name | Ernest A. jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Rochester |
| 1935 Residence (County) | Monroe |
| Occupation | Machine operator |
| Industry | Auto parts mfg. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 725 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| 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 Ernest Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Alice Davis (~0.92 confidence) and father Earnest Davis (~0.92 confidence) and father Ernest Davis (~0.92 confidence) and mother Alice Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Alice Davis
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Earnest Davis
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Ernest Davis
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Alice Davis
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ernest Davis
Son · 1940 · age 21 · b. ~1919 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Monroe-County, New York
Open full size
1940 US Federal Census — Monroe-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02844-00524)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ralph M. Terwilliger | 55 | Head | Store Clerk | New York |
| 2 | Dora A. Terwilliger | 50 | Wife | Saleslady | New York |
| 3 | Livingston A. Terwilliger | 71 | Brother | — | New York |
| 4 | Aldora E. De Puy | 74 | Sister | — | New York |
| 5 | Michael J. Darcy | 58 | Head | City Fireman | Irish Free State |
| 6 | Nellie H. Darcy | 56 | Wife | — | Irish Free State |
| 7 | Andrew J. Darcy | 26 | Son | Office Clerk | New York |
| 8 | Arthur J. Hess | 49 | Head | Laborer | England |
| 9 | Florence J. Hess | 54 | Wife | — | England |
| 10 | Florence P. Hess | 23 | Daughter | Office Clerk | England |
| 11 | Earnest C. Hess | 11 | Son | — | New York |
| 12 | Estal E. Davies | 63 | Lodger | — | England |
| 13 | Frances B. Hersting | 60 | Head | — | New York |
| 14 | Gertrude A. Hersting | 35 | Daughter | Office Clerk | New York |
| 15 | Ruth A. Hersting | 32 | Daughter | Office Clerk | New York |
| 16 | Victor J. Thibault | 45 | Head | Photo. Tester | New York |
| 17 | Irene B. Thibault | 47 | Wife | — | New York |
| 18 | Donald F. Thibault | 15 | Son | — | New York |
| 19 | Thomas N. Davis | 64 | Head | Laborer | England |
| 20 | Violet B. Davis | 54 | Wife | — | England |
| 21 | William E. Schoendern | 42 | Head | Lithographer | New York |
| 22 | Frieda A. Schoendern | 40 | Wife | — | New York |
| 23 | Robert A. Garback | 15 | Foster-child | — | New York |
| 24 | Lawrence H. Riley | 35 | Head | Office Clerk | New York |
| 25 | Stella M. Riley | 34 | Wife | — | Illinois |
| 26 | Noreen M. Riley | 10 | Daughter | — | New York |
| 27 | Ronald J. Riley | 1 | Son | — | New York |
| 28 | Nora J. Mahoney | 61 | Mother-in-law | — | Irish Free State |
| 29 | William J. Ryan | 64 | Head | Finisher | Canada-Eng. |
| 30 | Charlotte M. Ryan | 62 | Wife | — | New York |
| 31 | Thomas C. Ryan | 30 | Son | Buffer | New York |
| 32 | Edward J. Sullivan | 44 | Head | Tool Maker | New York |
| 33 | Josephine F. Sullivan | 37 | Wife | — | New York |
| 34 | Edward J. Jr. Sullivan | 5 | Son | — | New York |
| 35 | James R. Sullivan | 1 | Son | — | New York |
| 36 | Mary E. Sullivan | 65 | Mother | — | New York |
| 37 | Loretta A. Muehlhauser | 47 | Head | — | New York |
| 38 | Ernest A. Davis | 56 | Head | Payroll Clerk | New York |
| 39 | Alice E. Davis | 52 | Wife | — | New York |
| 40 | Ernest A. Jr. Davis THIS PERSON | 21 | Son | Machine Operator | New York |
Pedigree Summary
Ernest
Gen 1 · 4 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)