DC
David Clark — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this David Clark across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1872), then head of a 4-person household.
Age 48
b. ~1872
Male
Head
Born: Pennsylvania
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Clark |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Clerk |
| Industry | Shipping |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Clerk |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1872 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| David Clark | Son | — | 16 | ~1904 |
| Edward Clark | Son | — | 7 | ~1913 |
| Mabel Clark | Daughter | — | 18 | ~1902 |
| David Clark | Head | — | 48 | ~1872 |
Census Appearances
1910
Philadelphia, Pennsylvania
Head, age 37
Philadelphia, Pennsylvania · implied b. ~1873 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | David R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 10 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Shipping Clerk |
| Industry | Clothing Store |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Head, age 48
Philadelphia, Pennsylvania · implied b. ~1872 — 4 household members
| Surname | Clark |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | Shipping |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Other, age 58
Philadelphia, Pennsylvania · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | David S |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Industry | Retired |
| Can Read/Write | Yes |
| 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 David Clark across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
David Clark
Head · 1920 · age 48 · b. ~1872 · 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:1920:14thcensusofpopu1626unit:0544)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Howard G Ribble | 31 | Head | Finisher | Pennsylvania |
| 2 | Lillian L Ribble | 29 | Wife | Knitter | Pennsylvania |
| 3 | Isabelle F Scott | 40 | Head | Finisher | Pennsylvania |
| 4 | Katherine Scott | 24 | Niece | Looper | Pennsylvania |
| 5 | George C Rhoads | 23 | Head | Weaver | Pennsylvania |
| 6 | Gladys Rhoads | 20 | Wife | — | Pennsylvania |
| 7 | Geo C Jr Rhoads | 2 | Son | — | Pennsylvania |
| 8 | Norman G Rhoads | 0 | Son | — | Pennsylvania |
| 9 | Margaret O'Donnell | 49 | Head | — | Pennsylvania |
| 10 | Bernard O'Donnell | 29 | Son | Assistant | Pennsylvania |
| 11 | Margaret Cunningham | 67 | Boarder | — | Pennsylvania |
| 12 | Samuel Smith | 56 | Head | Weaver | England |
| 13 | Annie Smith | 52 | Wife | — | England |
| 14 | Sarah Fox | 27 | Daughter | Topper | Pennsylvania |
| 15 | Harry Fox | 30 | Son-in-law | Weaver | Pennsylvania |
| 16 | Richard Maas | 56 | Head | Weaver | Belgium |
| 17 | Cecelia Maas | 49 | Wife | — | France |
| 18 | David Clark THIS PERSON | 48 | Head | Clerk | Pennsylvania |
| 19 | Mabel Clark | 18 | Daughter | — | Pennsylvania |
| 20 | David Jr Clark | 16 | Son | Helper | Pennsylvania |
| 21 | Edward Clark | 7 | Son | — | Pennsylvania |
| 22 | John Henry | 27 | Head | Loom Fixer | Pennsylvania |
| 23 | Mary Henry | 24 | Wife | — | Pennsylvania |
| 24 | Edward Henry | 2 | Son | — | Pennsylvania |
| 25 | Frank Minder | 35 | Head | Weaver | Pennsylvania |
| 26 | Mary Minder | 29 | Wife | — | Pennsylvania |
| 27 | Caroline Minder | 7 | Daughter | — | Pennsylvania |
| 28 | Adele Minder | 5 | Daughter | — | Pennsylvania |
| 29 | James Malarky | 50 | Head | Shear Hand | Pennsylvania |
| 30 | Rose Malarky | 21 | Wife | — | Pennsylvania |
| 31 | James Malarky | 4 | Son | — | Pennsylvania |
| 32 | Grace Malarky | 2 | Daughter | — | Pennsylvania |
| 33 | Laura Free | 42 | Head | Weaver | Pennsylvania |
| 34 | Emma Free | 22 | Daughter | Weaver | Pennsylvania |
| 35 | Walter Free | 15 | Son | — | Pennsylvania |
| 36 | John Mccaffrey | 54 | Head | Dyer | Scotland |
| 37 | Mary Mccaffrey | 48 | Wife | — | Scotland |
| 38 | Thomas Mccaffrey | 21 | Son | Knitter | New Jersey |
| 39 | Morris Mccaffrey | 14 | Son | Operator | Pennsylvania |
| 40 | Joseph Deviney | 30 | Head | Brakeman | Pennsylvania |
| 41 | Nellie Deviney | 23 | Wife | — | Pennsylvania |
| 42 | Gertrude Deviney | 6 | Daughter | — | Pennsylvania |
| 43 | Joseph Deviney | 4 | Son | — | Pennsylvania |
| 44 | James Deviney | 1 | Son | — | Pennsylvania |
| 45 | Howard Smith | 36 | Head | Weaver | England |
| 46 | Alice Smith | 35 | Wife | — | Pennsylvania |
| 47 | Florence Smith | 12 | Daughter | — | Pennsylvania |
| 48 | Alice Smith | 8 | Daughter | — | Pennsylvania |
| 49 | Dorothy Smith | 6 | Daughter | — | Pennsylvania |
| 50 | Elmer Smith | 4 | Son | — | 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)