JP
John Pollock — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Pollock across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Andrew & John — first a son (b.~1895), then head of a 7-person household.
Age 45
b. ~1895
Male
Son
Born: SCOTLAND
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | POLLOCK |
| Given Name | JOHN |
| Relationship to Head | SON |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | SCOTLAND |
| 1935 Residence (City) | BRIDGETON |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | UPHOLSTER |
| Industry | ANTIQUE SHOP |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2400 |
| Highest Grade | No 8 |
| 1935 Residence | NEW JERSEY |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Upholster |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1895 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Donald Pollock | Other | — | 6 | ~1934 |
| Jean Pollock | Spouse | — | 67 | ~1873 |
| Catherine Pollock | Other | — | 30 | ~1910 |
| Catherine Pollock | Other | — | 3 | ~1937 |
| William Pollock | Son | — | 37 | ~1903 |
| John Pollock | Head | — | 71 | ~1869 |
| John Pollock | Son | — | 45 | ~1895 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 25
Philadelphia, Pennsylvania · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pollock |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1914 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Bench Hand |
| Industry | Motor Company |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Year of Naturalization | 1919 |
| Birthplace (normalized) | scotland |
1930
Philadelphia, Pennsylvania
Son, age 38
Philadelphia, Pennsylvania · implied b. ~1892 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pollock |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Upholsterer |
| Industry | Furniture Mfg. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Philadelphia-County, Pennsylvania
Son, age 45
Philadelphia-County, Pennsylvania · implied b. ~1895 — 7 household members
| Surname | POLLOCK |
| Given Name | JOHN |
| Relationship to Head | SON |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | SCOTLAND |
| 1935 Residence (City) | BRIDGETON |
| Naturalization Status | Naturalized |
| Occupation | UPHOLSTER |
| Industry | ANTIQUE SHOP |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 2400 |
| Highest Grade | No 8 |
| 1935 Residence | NEW JERSEY |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 John Pollock across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Pollock (~0.92 confidence) and father John Pollock (~0.92 confidence) and father John Pollock (~0.92 confidence) and mother Jane Pollock (~0.92 confidence) and mother Jean Pollock (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Pollock
b. ~1869
Source father
● Household
· direct · ~0.92
Father
John Pollock
b. ~1869
Source father
● Household
· direct · ~0.92
Father
John Pollock
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Jane Pollock
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Jean Pollock
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Pollock
Son · 1940 · age 45 · b. ~1895 · Pennsylvania
★ You are viewing this record
Sibling
William Pollock
Sibling · 1940 · age 37
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03736-00611)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George R. Shadel | 45 | HEAD | Milkman | PENNSYLVANIA |
| 2 | Clara Shadel | 49 | WIFE | — | PENNSYLVANIA |
| 3 | Florence Shadel | 14 | DAUGHTER | — | PENNSYLVANIA |
| 4 | Fred Colvin | 67 | HEAD | Meat Cutter | MARYLAND |
| 5 | Emma Colvin | 81 | WIFE | — | PENNSYLVANIA |
| 6 | Edna Horst | 45 | HEAD | Glacer | PENNSYLVANIA |
| 7 | Alice Horst | 41 | SISTER | Glacer | PENNSYLVANIA |
| 8 | Arthur B. Smyth | 58 | HEAD | Shoe Salesman | NEW JERSEY |
| 9 | Julia M Smyth | 52 | WIFE | — | PENNSYLVANIA |
| 10 | Charlotte Smyth | 15 | DAUGHTER | — | PENNSYLVANIA |
| 11 | Jerimah Campbell | 30 | STEP SON | Wood Worker | PENNSYLVANIA |
| 12 | George Shavey | 24 | HEAD | — | MICHIGAN |
| 13 | Minnie M Shavey | 22 | WIFE | — | MICHIGAN |
| 14 | Thomas Makris | 40 | SON-IN-LAW | Chef | GREECE |
| 15 | Izola Makris | 40 | DAUGHTER | — | ARKANSAS |
| 16 | John Pollock | 71 | HEAD | — | SCOTLAND |
| 17 | Jean Pollock | 67 | WIFE | — | SCOTLAND |
| 18 | John Pollock THIS PERSON | 45 | SON | Upholster | SCOTLAND |
| 19 | William Pollock | 37 | SON | Laborer | SCOTLAND |
| 20 | Catherine Pollock | 30 | DAUGHTER-IN-LAW | — | PENNSYLVANIA |
| 21 | Donald Pollock | 6 | GRAND SON | — | PENNSYLVANIA |
| 22 | Catherine Pollock | 3 | GRAND DAUGHTER | — | PENNSYLVANIA |
| 23 | Vera Costello | 36 | HEAD | Bookkeeper | PENNSYLVANIA |
| 24 | Doris Costello | 19 | DAUGHTER | Waitress | PENNSYLVANIA |
| 25 | Harold Costello | 17 | SON | Printer | PENNSYLVANIA |
| 26 | Left To Many Lines Canceled | None | — | — | — |
| 27 | Edward Braun | 42 | HEAD | Printer | PENNSYLVANIA |
| 28 | Elizabeth Braun | 40 | WIFE | — | PENNSYLVANIA |
| 29 | Elizabeth Braun | 18 | DAUGHTER | Tracer | PENNSYLVANIA |
| 30 | James Tweedley | 56 | HEAD | Machinist | SCOTLAND |
| 31 | Isabella Tweedley | 50 | WIFE | — | SCOTLAND |
| 32 | Jeanie Tweedley | 21 | DAUGHTER | Packer | PENNSYLVANIA |
| 33 | John Tweedley | 19 | SON | — | PENNSYLVANIA |
| 34 | Etta Tweedley | 18 | DAUGHTER | — | PENNSYLVANIA |
| 35 | George May | 63 | HEAD | Fireman | PENNSYLVANIA |
| 36 | Kate May | 71 | WIFE | — | PENNSYLVANIA |
| 37 | Josephine Tasey | 30 | DAUGHTER | — | PENNSYLVANIA |
| 38 | Albert Tasey | 12 | GRAND SON | — | PENNSYLVANIA |
| 39 | Thelma Hox | 56 | HEAD | — | GERMANY |
| 40 | Dorothy Hox | 22 | DAUGHTER | Quill Winder | PENNSYLVANIA |
Pedigree Summary
John + 1 sibling
Gen 1 · 5 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)