PD
Pauline Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Pauline Davis across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Lewis & Marie — first a daughter (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Davis |
| Given Name | Pauline N |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Allegheny |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Packer |
| Industry | Bottling Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 64 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Packer |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Pauline | Age | Birth yr |
|---|---|---|---|---|
| Pauline Davis | Head | — | 71 | ~1869 |
| Pauline Davis | Daughter | — | 23 | ~1917 |
| Frederick Davis | Son | — | 29 | ~1911 |
| Ellwood Davis | Son | — | 20 | ~1920 |
| Edward Davis | Son | — | 33 | ~1907 |
Census Appearances
1920
Allegheny, Pennsylvania
Daughter, age 3
Allegheny, Pennsylvania · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Pearl M. |
| Relationship to Head | Daughter |
| Sex | F |
| 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
Allegheny, Pennsylvania
Daughter, age 12
Allegheny, Pennsylvania · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Pearl M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| 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
Allegheny-County, Pennsylvania
Daughter, age 23
Allegheny-County, Pennsylvania · implied b. ~1917 — 5 household members
| Surname | Davis |
| Given Name | Pauline N |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Allegheny |
| 1935 Residence (County) | Allegheny |
| Occupation | Packer |
| Industry | Bottling Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 64 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Pauline Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lewis Davis (~0.92 confidence) and mother Marie Davis (~0.92 confidence) and mother Pauline Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lewis Davis
b. ~1898
Source father
● Household
· direct · ~0.92
Mother
Marie Davis
b. ~1899
Source mother
● Household
· direct · ~0.92
Mother
Pauline Davis
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Pauline Davis
Daughter · 1940 · age 23 · b. ~1917 · Pennsylvania
★ You are viewing this record
Sibling
Ellwood Davis
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Davis
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Davis
Sibling · 1940 · age 29
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03657-00449)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Patsy Sciullo | 26 | Head | Shipper | Pennsylvania |
| 42 | Marie Sciullo | 26 | Wife | — | Pennsylvania |
| 43 | Pauline D Davis | 71 | Head | — | Maryland |
| 44 | Edward J Davis | 33 | Son | Mill Laborer | Maryland |
| 45 | Frederick J Davis | 29 | Son | Truck Driver | Maryland |
| 46 | Pauline N Davis THIS PERSON | 23 | Daughter | Packer | Pennsylvania |
| 47 | Ellwood J Davis | 20 | Son | Helper In Kitchen | Pennsylvania |
| 48 | Peter Welty | 58 | Head | Fisher | Pennsylvania |
| 49 | Christine Welty | 51 | Wife | — | Pennsylvania |
| 50 | Norman Merkel | 46 | Head | Draftsman | Pennsylvania |
| 51 | Jane (X) Merkel | 44 | Wife | — | Pennsylvania |
| 52 | Mary Jane Merkel | 17 | Daughter | — | Pennsylvania |
| 53 | Norine May Merkel | 13 | Daughter | — | Pennsylvania |
| 54 | Barbara Ann Merkel | 13 | Daughter | — | Pennsylvania |
| 55 | Harold Merkel | 11 | Son | — | Pennsylvania |
| 56 | Mary (X) Briton | 56 | Sister-in-law | Maid | Pennsylvania |
| 57 | John Andrews | 50 | Lodger | Tile Setter | Pennsylvania |
| 58 | George Biggustaff | 58 | Head | Laborer | Pennsylvania |
| 59 | Clara L Biggustaff | 51 | Wife | Laundry | Pennsylvania |
| 60 | Dora Hering | 63 | Sister-in-law | Housework | Pennsylvania |
| 61 | Clifford X Davis | 47 | Head | Presser Clothing | Pennsylvania |
| 62 | Elizabeth Davis | 35 | Wife | Seamstress | Pennsylvania |
| 63 | Christie (X) Simmers | 53 | Head | — | Pennsylvania |
| 64 | Arin Simmers | 25 | Son | Office | Pennsylvania |
| 65 | Elizabeth (X) Eber | 71 | Head | — | Missouri |
| 66 | Catherine (X) Eber | 49 | Daughter | — | Pennsylvania |
| 67 | Fred Eber | 47 | Son | Tinner | Pennsylvania |
| 68 | Amelia Eber | 44 | Daughter | — | Pennsylvania |
| 69 | Martin Eber | 41 | Son | Operator Of Machine | Pennsylvania |
| 70 | Alice Eber | 31 | Daughter-in-law | — | Pennsylvania |
| 71 | Clifford M Eber | 4 | Grandson | — | Pennsylvania |
| 72 | William (X) Michel | 41 | Head | Truck Driver | Pennsylvania |
| 73 | Elizabeth Michel | 36 | Sister | Housework | Pennsylvania |
| 74 | Christine De Santo | 54 | Head | — | Italy |
| 75 | Elizabeth Spardy | 36 | Daughter | — | Ohio |
| 76 | Amos Spardy | 46 | Son-in-law | Inspection Department | Italy |
| 77 | Rita Spardy | 15 | Granddaughter | — | Pennsylvania |
| 78 | Ernest Spardy | 13 | Grandson | — | Pennsylvania |
| 79 | Peter Pollice | 33 | Head | Digging Laborer | Pennsylvania |
| 80 | Mary (X) Pollice | 35 | Wife | — | Pennsylvania |
Pedigree Summary
Pauline + 3 siblings
Gen 1 · 3 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)