TC
Thomas Clark — 1920 US Census Record
Model Tree available1920 United States Federal Census · Niagara, New York
Our Model Tree links this Thomas Clark across the 1900, 1910 and 1920 US Censuses in Niagara, New York (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1900), then head of a 8-person household.
Age 20
b. ~1900
Male
Son
Born: New York
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Niagara, New York |
| Surname | Clark |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Watermaker |
| Industry | City |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Watermaker |
| Township / Ward | City Of Niagara Falls |
| Est. Birth Year | ~1900 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Julia Clark | Daughter | — | 21 | ~1899 |
| Leola Clark | Daughter | — | 24 | ~1896 |
| James Clark | Head | — | 40 | ~1880 |
| John Clark | Other | — | 67 | ~1853 |
| Catherine Mcfangle | Other | — | 52 | ~1868 |
| Catherine James | Other | — | 71 | ~1849 |
| Thomas Clark | Son | — | 20 | ~1900 |
| Mary Clark | Spouse | — | 50 | ~1870 |
Census Appearances
1900
Niagara, New …
Son, age 2
Niagara, New York · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Thomas |
| Relationship to Head | son |
| Sex | m |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Birth Month | Apr |
| Birth Year | 1898 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1910
Niagara, New …
Son, age 11
Niagara, New York · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Niagara, New …
Son, age 20
Niagara, New York · implied b. ~1900 — 8 household members
| Surname | Clark |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Watermaker |
| Industry | City |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Thomas Clark across 3 US Census years (1900, 1910 and 1920) in Niagara, New York, using XGBoost record linkage. Identified parents: father James Clark (~0.92 confidence) and father James Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence) and father James Clark (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Clark
b. ~1856
Source father
● Household
· direct · ~0.92
Father
James Clark
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
James Clark
b. ~1880
Source father
● Household
· direct · ~0.92
This person
Anchor record
Thomas Clark
Son · 1920 · age 20 · b. ~1900 · New York
★ You are viewing this record
Sibling
Leola Clark
Sibling · 1920 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Clark
Sibling · 1920 · age 21
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 — Niagara, New York
Open full size
1920 US Federal Census — Niagara, New York
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1241unit:0621)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Clark | 40 | Head | Machinist | New York |
| 2 | Mary Clark | 50 | Wife | — | New York |
| 3 | Leola Clark | 24 | Daughter | Teacher | New York |
| 4 | Julia Clark | 21 | Daughter | Bookkeeper | New York |
| 5 | Thomas Clark THIS PERSON | 20 | Son | Watermaker | New York |
| 6 | Catherine Mcfangle | 52 | Sister-in-law | — | New York |
| 7 | Catherine James | 71 | Mother-in-law | — | New York |
| 8 | John Clark | 67 | Father | Custom | New York |
| 9 | — | None | — | — | — |
| 10 | — | None | — | — | — |
| 11 | May Elizabeth | 13 | Daughter | — | England |
| 12 | Francis | 24 | Son | — | England |
| 13 | Albert Winford | 24 | Head | — | Canada |
| 14 | Daisy B. Winford | 21 | Wife | — | New York |
| 15 | Lois Winford | 27 | Wife | — | Canada |
| 16 | Gordon Winford | 0 | Son | — | New York |
| 17 | William Mcmullen | 33 | Roomer | Motorman | New York |
| 18 | Daniel James Wall | 25 | Head | Driller | Michigan |
| 19 | Margaret Wall | 26 | Wife | — | New York |
| 20 | — | None | — | — | — |
| 21 | — | None | — | — | — |
| 22 | — | None | — | — | — |
| 23 | — | None | — | — | — |
| 24 | — | None | — | — | — |
| 25 | — | None | — | — | — |
| 26 | James Macleage | 46 | Head | Laborer | Canada |
| 27 | Jennie Macleage | 40 | Wife | — | Massachusetts |
| 28 | Stanley Macleage | 21 | Son | Soldier | Massachusetts |
| 29 | Norman Macleage | 15 | Son | Laborer | Massachusetts |
| 30 | James Macleage | 7 | Son | — | Massachusetts |
| 31 | George Macleage | 7 | Son | — | New York |
| 32 | Valentine Sergey | 25 | Roomer | Engineer | Pennsylvania |
| 33 | Charles Sergey | 26 | Roomer | Laborer | Pennsylvania |
| 34 | Joseph Sergey | 24 | Roomer | Laborer | Pennsylvania |
| 35 | John Wells | 25 | Roomer | Laborer | Ireland |
| 36 | Timothy O'Brien | 27 | Roomer | Laborer | Ireland |
| 37 | — | None | — | — | — |
| 38 | — | None | — | — | — |
| 39 | — | None | — | — | — |
| 40 | David C. Edwards | 61 | Head | Prop. | New Jersey |
| 41 | Fannie Edwards | 60 | Wife | — | New York |
| 42 | Blanche Campbell | 36 | Roomer | Clerk | Pennsylvania |
| 43 | Marie Brabant | 35 | Roomer | Stenographer | France |
| 44 | John Hall | 62 | Head | Prop. | New York |
| 45 | Rose Hall | 54 | Wife | — | New York |
| 46 | Mildred Phelps | 21 | Daughter | — | New York |
| 47 | William Walters | 29 | Roomer | Photographer | Russia |
| 48 | Charles Mullen | 25 | Roomer | Laborer | Pennsylvania |
| 49 | Alice Mullen | 26 | Roomer | Laborer | Pennsylvania |
| 50 | Robert Playnelle | 17 | Roomer | Laborer | New York |
Related Census Records
Pedigree Summary
Thomas + 2 siblings
Gen 1 · 6 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)