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James Clarke — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this James Clarke across the 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 8-person household.
Age 55
b. ~1865
Male
Head
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Clarke |
| Given Name | James J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1876 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Horseshoeing |
| Industry | Own Shop |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Ireland |
| Year of Naturalization | 1881 |
| Birthplace (normalized) | ireland |
| Occupation | Horseshoeing |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1865 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Clarke | Son | — | 25 | ~1895 |
| Paul Clarke | Son | — | 22 | ~1898 |
| Dorothy Clarke | Daughter | — | 18 | ~1902 |
| Sarah Malone | Other | — | 70 | ~1850 |
| Francis Clarke | Son | — | 15 | ~1905 |
| Anna Clarke | Daughter | — | 20 | ~1900 |
| Mary Clarke | Spouse | — | 45 | ~1875 |
| James Clarke | Head | — | 55 | ~1865 |
Census Appearances
1920
Philadelphia, Pennsylvania
Head, age 55
Philadelphia, Pennsylvania · implied b. ~1865 — 8 household members
| Surname | Clarke |
| Given Name | James J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1876 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Horseshoeing |
| Industry | Own Shop |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Ireland |
| Year of Naturalization | 1881 |
| Birthplace (normalized) | ireland |
1930
Philadelphia, Pennsylvania
Head, age 66
Philadelphia, Pennsylvania · implied b. ~1864 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1884 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Clerk |
| Industry | Grain Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 James Clarke across 2 US Census years (1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
James Clarke
Head · 1920 · age 55 · b. ~1865 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Philadelphia, Pennsylvania
Open full size
1920 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1644unit:0780)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Loughran | 35 | Daughter | — | Pennsylvania |
| 2 | Helen Loughran | 30 | Daughter | School Teacher | Pennsylvania |
| 3 | Margaret Loughran | 23 | Daughter | School Teacher | Pennsylvania |
| 4 | Bernard J. Kiernan | 58 | Head | Bookkeeper | Pennsylvania |
| 5 | Frances H. Kiernan | 48 | Wife | — | Pennsylvania |
| 6 | Joseph R. Kiernan | 29 | Son | Operator | Pennsylvania |
| 7 | Mary M. Kiernan | 21 | Daughter | Stenographer | Pennsylvania |
| 8 | Gertrude L. Kiernan | 16 | Daughter | — | Pennsylvania |
| 9 | Herbert Martin | 24 | Roomer | Fractional Book | New York |
| 10 | James J. Clarke THIS PERSON | 55 | Head | Horseshoeing | Ireland |
| 11 | Mary R. Clarke | 45 | Wife | — | Pennsylvania |
| 12 | James J. Clarke | 25 | Son | — | Pennsylvania |
| 13 | Paul A. Clarke | 22 | Son | Demonstrator | Pennsylvania |
| 14 | Anna M. Clarke | 20 | Daughter | Stenographer | Pennsylvania |
| 15 | Dorothy A. Clarke | 18 | Daughter | — | Pennsylvania |
| 16 | Francis J. Clarke | 15 | Son | — | Pennsylvania |
| 17 | Sarah J. Malone | 70 | Mother-in-law | — | Pennsylvania |
| 18 | Joseph P. Barnes | 77 | Head | — | Pennsylvania |
| 19 | Louise Barnes | 66 | Wife | — | Maryland |
| 20 | Cathryn Barnes | 32 | Daughter | — | Pennsylvania |
| 21 | Joseph P. Jr. Barnes | 30 | Son | Book Binder | Pennsylvania |
| 22 | Hettie A. Bargest | 79 | Boarder | Gilling Novelty | Pennsylvania |
| 23 | Anna Baker | 28 | Boarder | Paper Maker | Pennsylvania |
| 24 | John D. Higgins | 52 | Head | Marine Ins. | New York |
| 25 | Lucy M. Higgins | 50 | Wife | — | Pennsylvania |
| 26 | John Higgins | 24 | Son | Salesman | Pennsylvania |
| 27 | Harriet Higgins | 20 | Daughter | Stenographer | Pennsylvania |
| 28 | Anastasia Higgins | 18 | Daughter | — | Pennsylvania |
| 29 | Martin Higgins | 15 | Son | — | Pennsylvania |
| 30 | Margaret Higgins | 14 | Daughter | — | Pennsylvania |
| 31 | Joseph Higgins | 13 | Son | — | Pennsylvania |
| 32 | Cecelia Higgins | 12 | Daughter | — | Pennsylvania |
| 33 | Charles Baumann | 60 | Head | Bricklayer | Pennsylvania |
| 34 | Elizabeth M. Baumann | 47 | Wife | — | New Jersey |
| 35 | Mary E. Baumann | 15 | Daughter | — | Pennsylvania |
| 36 | Mary Malley | 62 | Head | — | Ireland |
| 37 | Nora A. Malley | 30 | Daughter | Clerk | Pennsylvania |
| 38 | Sadye Malley | 26 | Daughter | Phone Opr. | Pennsylvania |
| 39 | Lillian A. Malley | 22 | Daughter | Phone Opr. | Pennsylvania |
| 40 | Agnes Campbell | 26 | Boarder | Saleslady | Pennsylvania |
| 41 | Dalton Pfleiger | 46 | Head | Supt. | Pennsylvania |
| 42 | Lila Pfleiger | 39 | Wife | — | Pennsylvania |
| 43 | Harold Pfleiger | 18 | Son | Draftsman | Pennsylvania |
| 44 | Maynard Pfleiger | 11 | Son | — | Pennsylvania |
| 45 | Rosa Fox | 64 | Head | — | Pennsylvania |
| 46 | Ella Fox | 40 | Daughter | Bander | Pennsylvania |
| 47 | Martin H. Fox | 11 | Grandson | — | Pennsylvania |
| 48 | Lottie Helwig | 42 | Head | Dressmaker | Pennsylvania |
| 49 | Elizabeth Helwig | 14 | Daughter | — | Pennsylvania |
| 50 | Kathryn Helwig | 11 | Daughter | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)