MC
Marion Clark — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Jefferson, Pennsylvania
Our Model Tree links this Marion Clark across the 1920 and 1930 US Censuses in Jefferson, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 8-person household.
Age 8
b. ~1912
Female
Daughter
Born: Scotland
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Jefferson, Pennsylvania |
| Surname | Clark |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1911 |
| Naturalization Status | Alien |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | Henderson Township |
| Est. Birth Year | ~1912 |
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 Marion | Age | Birth yr |
|---|---|---|---|---|
| Alexander Clark | Son | — | 12 | ~1908 |
| John Clark | Head | — | 42 | ~1878 |
| Marion Clark | Daughter | — | 8 | ~1912 |
| Harry Clark | Son | — | 3 | ~1917 |
| James Clark | Son | — | 6 | ~1914 |
| Andrew Clark | Son | — | 1 | ~1919 |
| Elizabeth Clark | Spouse | — | 42 | ~1878 |
| George Clark | Son | — | 19 | ~1901 |
Census Appearances
1920
Jefferson, Pennsylvania
Daughter, age 8
Jefferson, Pennsylvania · implied b. ~1912 — 8 household members
| Surname | Clark |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1911 |
| Naturalization Status | Alien |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Jefferson, Pennsylvania
Daughter, age 19
Jefferson, Pennsylvania · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Miriam |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Alien |
| Year of Immigration | 1911 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| 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 Marion Clark across 2 US Census years (1920 and 1930) in Jefferson, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Marion Clark
Daughter · 1920 · age 8 · b. ~1912 · Pennsylvania
★ You are viewing this record
Sibling
James Clark
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alexander Clark
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Clark
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Clark
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Clark
Sibling · 1920 · age 1
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 — Jefferson, Pennsylvania
Open full size
1920 US Federal Census — Jefferson, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1575unit:0356)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Benjamin F Pifer | 70 | Head | Farmer | Pennsylvania |
| 2 | Catherine Pifer | 63 | Wife | — | Pennsylvania |
| 3 | Mary E Pifer | 33 | Daughter | — | Pennsylvania |
| 4 | Paul C Pifer | 24 | Son | Farm Laborer | Pennsylvania |
| 5 | Lydia C Pifer | 63 | Head | Farmer | Pennsylvania |
| 6 | Charles Pifer | 28 | Son | Coal Miner | Pennsylvania |
| 7 | Mary E Pifer | 38 | Daughter | Dress Maker | Pennsylvania |
| 8 | Clifton V Pifer | 26 | Son | Miner | Pennsylvania |
| 9 | Russell G Pifer | 22 | Son | Fireman | Pennsylvania |
| 10 | Hayes D Pifer | 16 | Son | Farm Laborer | Pennsylvania |
| 11 | John Clark | 42 | Head | Fire Boss | Scotland |
| 12 | Elizabeth Clark | 42 | Wife | — | Scotland |
| 13 | George Clark | 19 | Son | Driver | Scotland |
| 14 | Alexander Clark | 12 | Son | — | Scotland |
| 15 | Marion Clark THIS PERSON | 8 | Daughter | — | Scotland |
| 16 | James Clark | 6 | Son | — | Pennsylvania |
| 17 | Harry Clark | 3 | Son | — | Pennsylvania |
| 18 | Andrew Clark | 1 | Son | — | Pennsylvania |
| 19 | John Sandy | 40 | Head | Tumper | South Carolina |
| 20 | Lillie Sandy | 37 | Wife | — | Pennsylvania |
| 21 | John Sandy | 4 | Son | — | South Carolina |
| 22 | April Sandy | 0 | Daughter | — | South Carolina |
| 23 | Arwell Zapall | 32 | Head | Fireman | Pennsylvania |
| 24 | Eunice Zapall | 30 | Wife | — | Pennsylvania |
| 25 | Geraldine Zapall | 2 | Daughter | — | Pennsylvania |
| 26 | Joseph Peti | 35 | Head | Fireman | Hungary |
| 27 | Lizzie Peti | 34 | Wife | — | Hungary |
| 28 | Helen Peti | 6 | Daughter | — | Pennsylvania |
| 29 | Marguerite Peti | 2 | Daughter | — | Pennsylvania |
| 30 | Sally Peti | 0 | Son | — | Pennsylvania |
| 31 | Louis Bako | 32 | Head | Fireman | Hungary |
| 32 | Julia Bako | 32 | Wife | — | Hungary |
| 33 | Lizzie Bako | 3 | Daughter | — | Pennsylvania |
| 34 | Marguerite Bako | 1 | Daughter | — | Pennsylvania |
| 35 | Louis Lazar | 25 | Head | Fireman | Hungary |
| 36 | Emma Lazar | 24 | Wife | — | Hungary |
| 37 | Emma Lazar | 2 | Daughter | — | New Jersey |
| 38 | Michael Lazar | 0 | Son | — | Pennsylvania |
| 39 | Stephen Toth | 46 | Head | Shot Firer | Hungary |
| 40 | Theresa Toth | 40 | Wife | — | Hungary |
| 41 | Annie Toth | 12 | Daughter | — | Pennsylvania |
| 42 | Mary Toth | 8 | Daughter | — | Pennsylvania |
| 43 | Marguerite Toth | 6 | Daughter | — | Pennsylvania |
| 44 | Theodore Toth | 3 | Son | — | Pennsylvania |
| 45 | Solomon Gressman | 38 | Head | Carpenter | Pennsylvania |
| 46 | Lydia Gressman | 66 | Wife | — | Pennsylvania |
| 47 | Philip Gressman | 36 | Son | Farmer | Pennsylvania |
| 48 | Cora Gressman | 25 | Daughter | — | Pennsylvania |
| 49 | Noah Pifer | 65 | Head | Farmer | Pennsylvania |
| 50 | Charlotte Pifer | 67 | Wife | — | 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)