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Bertha Clark — 1920 US Census Record
Model Tree available1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Bertha Clark across the 1900, 1910 and 1920 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed), with identified parents Chas & Charles — first a daughter (b.~1892), then head of a 5-person household.
Age 28
b. ~1892
Female
Daughter
Born: New Jersey
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Clark |
| Given Name | Bertha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Phila Pa |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1892 |
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 1920 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Eugene Clark | Son | — | — | |
| Frances Clark | Daughter | — | 30 | ~1890 |
| Bertha Clark | Head | — | 59 | ~1861 |
| Anna Fassett | Other | — | 43 | ~1877 |
| Bertha Clark | Daughter | — | 28 | ~1892 |
Census Appearances
1900
Philadelphia, Pennsylvania
Daughter, age 9
Philadelphia, Pennsylvania · implied b. ~1891 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Birth Month | Mar |
| Birth Year | 1891 |
| Father's Birthplace | Penna |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1910
Philadelphia, Pennsylvania
Daughter, age 18
Philadelphia, Pennsylvania · implied b. ~1892 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Philadelphia, Pennsylvania
Daughter, age 28
Philadelphia, Pennsylvania · implied b. ~1892 — 5 household members
| Surname | Clark |
| Given Name | Bertha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Phila Pa |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Bertha Clark across 3 US Census years (1900, 1910 and 1920) in Philadelphia, Pennsylvania, using XGBoost record linkage. Identified parents: father Chas Clark (~0.92 confidence) and father Charles Clark (~0.92 confidence) and mother Bertha Clark (~0.92 confidence) and mother Bertha Clark (~0.92 confidence) and mother Bertha Clark (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Chas Clark
b. ~1846
Source father
● Household
· direct · ~0.92
Father
Charles Clark
b. ~1847
Source father
● Household
· direct · ~0.92
Mother
Bertha Clark
b. ~1852
Source mother
● Household
· direct · ~0.92
Mother
Bertha Clark
b. ~1860
Source mother
● Household
· direct · ~0.92
Mother
Bertha Clark
b. ~1861
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Bertha Clark
Daughter · 1920 · age 28 · b. ~1892 · Pennsylvania
★ You are viewing this record
Sibling
Frances Clark
Sibling · 1920 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Clark
Sibling · 1920 · age
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
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:1920:14thcensusofpopu1619unit:0287)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Thomas M Giles | 58 | Head | Waiter | England |
| 52 | Martha Giles | 59 | Wife | None | England |
| 53 | Louisa Giles | 27 | daughter | Sewing | England |
| 54 | — | None | — | — | — |
| 55 | Samuel W Lewis | 34 | Head | Wholesale Drugs | Phila |
| 56 | Bertha Lewis | 33 | wife | Janitress | Phila |
| 57 | Margaret Lewis | 9 | daughter | None | Phila Pa |
| 58 | Hathier Lewis | 6 | daughter | None | Phila Pa |
| 59 | Mary Mckee | 37 | head | Janitress | Penna |
| 60 | John Murray | 42 | lodger | Painter | Penna |
| 61 | Samuel Foster | 36 | head | Baker | Florida |
| 62 | Sallie Foster | 32 | wife | None | Florida |
| 63 | Mary Lou Foster | 9 | son | None | Florida |
| 64 | Daniel Foster | 7 | son | None | Florida |
| 65 | Dorothy Foster | 4 | daughter | None | Florida |
| 66 | Mildred Foster | 1 | daughter | None | Phila Pa |
| 67 | Julius Alexander | 42 | Cousin | Laborer | Florida |
| 68 | — | None | — | — | — |
| 69 | — | None | — | — | — |
| 70 | Charles Chamberlain | 29 | head | Chauffeur | New Jersey |
| 71 | Elisabeth Chamberlain | 25 | wife | None | Penna |
| 72 | Dorothy Chamberlain | 1 | daughter | None | Penna |
| 73 | Victor Cuaran | 32 | head | Chauffeur | France |
| 74 | Yvonne Cuaran | 23 | wife | None | Phila Pa |
| 75 | Marguerite Cuaran | 5 | daughter | None | Penna |
| 76 | Henri Cuaran | 2 | son | None | Penna |
| 77 | Jesse Deavor | 21 | roomer | Chauffeur | Maryland |
| 78 | Edward Baraby | 26 | head | Chauffeur | Penna |
| 79 | Tessie Baraby | 26 | wife | None | New York |
| 80 | Ernest Baraby | 3 | son | None | Penna |
| 81 | Ruth E. Baraby | 1 | daughter | None | Penna |
| 82 | Samuel Baraby | 27 | brother | Chauffeur | Penna |
| 83 | Fred Baraby | 20 | brother | Chauffeur | Penna |
| 84 | Robert H Matthews | 35 | head | Chauffeur | England |
| 85 | Matilda Matthews | 25 | wife | None | Ireland |
| 86 | Robert B. Jr. Matthews | 8 | son | None | Phila Pa |
| 87 | Geo. John Matthews | 1 | son | None | Phila Pa |
| 88 | Bertha A. Clark | 59 | head | None | New Jersey |
| 89 | Eugene Clark | None | son | — | — |
| 90 | Frances Clark | 30 | daughter | — | Phila Pa |
| 91 | Bertha Clark THIS PERSON | 28 | daughter | — | New Jersey |
| 92 | Anna Fassett | 43 | servant | Cook | Penna |
| 93 | Charles Schoefer | 51 | head | Mechanical Engineer | Pennsylvania |
| 94 | Ethel W. Schoefer | 47 | wife | None | Pennsylvania |
| 95 | Leah Price | 45 | servant | Housework | Pennsylvania |
| 96 | Clinton Woodruff | 50 | head | Lawyer | Phila Pa |
| 97 | Walter Hopkinson | 38 | son in law | Social Agent | Penna |
| 98 | Anna F.W. Hopkinson | 27 | daughter | None | Phila Pa |
| 99 | Elisabeth B. Hopkinson | 3 | grand daughter | None | Phila Pa |
| 100 | Subie Nelson | 39 | servant | Waitress | Maryland |
Pedigree Summary
Bertha + 2 siblings
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 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)