RD
Ralph Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dauphin-County, Pennsylvania
Our Model Tree links this Ralph Davis across the 1920, 1930 and 1940 US Censuses in Dauphin-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dauphin-County, Pennsylvania |
| Surname | Davis |
| Given Name | Ralph M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Middletown Borough |
| 1935 Residence (County) | Dauphin |
| Additional Details | |
| Occupation | Cophanger |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Cophanger |
| Township / Ward | Middletown Borough |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Mary Davis | Daughter | — | 18 | ~1922 |
| Leona Davis | Daughter | — | 21 | ~1919 |
| George Davis | Head | — | 55 | ~1885 |
| George Davis | Son | — | 28 | ~1912 |
| Ralph Davis | Son | — | 23 | ~1917 |
| Mary Davis | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Dauphin, Pennsylvania
Son, age 3
Dauphin, Pennsylvania · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Ralph M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Dauphin, Pennsylvania
Son, age 13
Dauphin, Pennsylvania · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Ralph M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Dauphin-County, Pennsylvania
Son, age 23
Dauphin-County, Pennsylvania · implied b. ~1917 — 6 household members
| Surname | Davis |
| Given Name | Ralph M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Middletown Borough |
| 1935 Residence (County) | Dauphin |
| Occupation | Cophanger |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Ralph Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Davis (~0.92 confidence) and father George Davis (~0.92 confidence) and father George Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence) and mother May Davis (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Davis
b. ~1885
Source father
● Household
· direct · ~0.92
Father
George Davis
b. ~1885
Source father
● Household
· direct · ~0.92
Father
George Davis
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
May Davis
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Davis
Son · 1940 · age 23 · b. ~1917 · Pennsylvania
★ You are viewing this record
Sibling
Mary Davis
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Davis
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leona Davis
Sibling · 1940 · age 21
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 — Dauphin-County, Pennsylvania
Open full size
1940 US Federal Census — Dauphin-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03484-00179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leonard S. Singer | 16 | Son | — | Pennsylvania |
| 42 | John M. Oriold | 55 | Head | Tailor | Yugoslavia |
| 43 | Flora Oriold | 53 | Wife | — | Yugoslavia |
| 44 | Adam M. Oriold | 27 | Son | Tailor | Pennsylvania |
| 45 | John A. Oriold | 29 | Son | Tailor | Pennsylvania |
| 46 | Josephine W. Oriold | 25 | Daughter-in-law | — | Pennsylvania |
| 47 | Harry E. Gracey | 58 | Head | Laborer | Pennsylvania |
| 48 | Alexander F. Gladfelter | 29 | Head | Cutter-Cutter | Pennsylvania |
| 49 | Romaine M. Gladfelter | 28 | Wife | Seamstress | Pennsylvania |
| 50 | Patricia A. Gladfelter | 8 | Daughter | — | Pennsylvania |
| 51 | Carl E. Sohn | 44 | Head | Carpenter | Pennsylvania |
| 52 | Susan J. Sohn | 41 | Wife | Brusher | Pennsylvania |
| 53 | Donald H. Sohn | 20 | Son | Laborer | Pennsylvania |
| 54 | Betty J. Sohn | 19 | Daughter | Wrapper | Pennsylvania |
| 55 | Robert K. Sohn | 16 | Son | — | Pennsylvania |
| 56 | Solomon P. Garver | 55 | Head | Clerk | Pennsylvania |
| 57 | Lillian M. Garver | 53 | Wife | — | Pennsylvania |
| 58 | Alice L. Garver | 31 | Daughter | Elementary Teacher | Pennsylvania |
| 59 | Robert C. Stone | 42 | Head | Truck Master | Pennsylvania |
| 60 | Gertrude M. Stone | 38 | Wife | — | Pennsylvania |
| 61 | Robert C. Jr. Stone | 20 | Son | Helper | Pennsylvania |
| 62 | Bernard W. Stone | 18 | Son | Clerk | Pennsylvania |
| 63 | Elizabeth G. Stone | 15 | Daughter | — | Pennsylvania |
| 64 | Margaret Stone | 13 | Daughter | — | Pennsylvania |
| 65 | Richard D. Stone | 11 | Son | — | Pennsylvania |
| 66 | Eileen F. Stone | 9 | Daughter | — | Pennsylvania |
| 67 | Charles A. Stone | 7 | Son | — | Pennsylvania |
| 68 | Ellsworth Diehl | 34 | Head | Clerk | Pennsylvania |
| 69 | Maud A. Diehl | 32 | Wife | Stenographer | Pennsylvania |
| 70 | Patricia E. Diehl | 4 | Daughter | — | Pennsylvania |
| 71 | Donald L. Diehl | 1 | Son | — | Pennsylvania |
| 72 | James S. Myers | 47 | Head | Aircraft Mechanic | Pennsylvania |
| 73 | Virginia C. Myers | 42 | Wife | — | Pennsylvania |
| 74 | Francis E. Myers | 18 | Son | Attendant | Pennsylvania |
| 75 | George W. Davis | 55 | Head | Meter Button Maker | Pennsylvania |
| 76 | Mary D. Davis | 46 | Wife | Seamstress | Pennsylvania |
| 77 | George W. Davis | 28 | Son | Teacher | Pennsylvania |
| 78 | Ralph M. Davis THIS PERSON | 23 | Son | Cophanger | Pennsylvania |
| 79 | Leona J. Davis | 21 | Daughter | Knitter | Pennsylvania |
| 80 | Mary E. Davis | 18 | Daughter | Nursemaid | Pennsylvania |
Pedigree Summary
Ralph + 3 siblings
Gen 1 · 6 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)