WH
William Hart — 1920 US Census Record
Model Tree available1920 United States Federal Census · Worcester, Massachusetts
Our Model Tree links this William Hart across the 1900, 1910 and 1920 US Censuses in Worcester, Massachusetts (XGBoost, ~Confirmed), with identified parents Chas & Charles — first a son (b.~1895), then head of a 8-person household.
Age 25
b. ~1895
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Worcester, Massachusetts |
| Surname | Hart |
| Given Name | William J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Installer |
| Industry | Telephone Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Installer |
| Township / Ward | City Of Worcester |
| Est. Birth Year | ~1895 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Grace Hart | Daughter | — | 23 | ~1897 |
| Elizabeth Hart | Daughter | — | 32 | ~1888 |
| Charles Hart | Head | — | 64 | ~1856 |
| Thomas Hart | Son | — | 18 | ~1902 |
| William Hart | Son | — | 25 | ~1895 |
| Edward Hart | Son | — | 16 | ~1904 |
| Charles Hart | Son | — | 27 | ~1893 |
| Ellen Hart | Spouse | — | 56 | ~1864 |
Census Appearances
1900
Worcester, Massachusetts
Son, age 6
Worcester, Massachusetts · implied b. ~1894 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | May |
| Birth Year | 1894 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | At school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Worcester, Massachusetts
Son, age 15
Worcester, Massachusetts · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Apprentice |
| Industry | Plumber |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Worcester, Massachusetts
Son, age 25
Worcester, Massachusetts · implied b. ~1895 — 8 household members
| Surname | Hart |
| Given Name | William J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Installer |
| Industry | Telephone Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 William Hart across 3 US Census years (1900, 1910 and 1920) in Worcester, Massachusetts, using XGBoost record linkage. Identified parents: father Chas Hart (~0.92 confidence) and father Charles Hart (~0.92 confidence) and father Charles Hart (~0.92 confidence) and mother Delia Hart (~0.92 confidence) and mother Julia Hart (~0.92 confidence) and mother Ellen Hart (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Chas Hart
b. ~1855
Source father
● Household
· direct · ~0.92
Father
Charles Hart
b. ~1856
Source father
● Household
· direct · ~0.92
Father
Charles Hart
b. ~1856
Source father
● Household
· direct · ~0.92
Mother
Delia Hart
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Julia Hart
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Ellen Hart
b. ~1864
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Hart
Son · 1920 · age 25 · b. ~1895 · Massachusetts
★ You are viewing this record
Sibling
Edward Hart
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Hart
Sibling · 1920 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Hart
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Hart
Sibling · 1920 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Hart
Sibling · 1920 · age 18
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 — Worcester, Massachusetts
Open full size
1920 US Federal Census — Worcester, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu750unit:0071)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Pelletier Genevieve O'Sullivan | 27 | Wife | — | Canada |
| 52 | Albertine O'Sullivan | 3 | daughter | — | Massachusetts |
| 53 | Raymond O'Sullivan | 1 | son | — | Massachusetts |
| 54 | Gilbert O'Sullivan | 28 | brother | Mechanic | Massachusetts |
| 55 | Mary Flynn | 47 | Head | None | Massachusetts |
| 56 | Florence Flynn | 37 | sister | Mechanic | Massachusetts |
| 57 | Edward Flynn | 32 | brother | Clerk | Massachusetts |
| 58 | Frank Flynn | 30 | brother | Manager | Massachusetts |
| 59 | Casper Swenson | 34 | Head | Operator | Sweden |
| 60 | Bertha Swenson | 25 | wife | None | Sweden |
| 61 | Arthur W Swenson | 4 | son | — | Massachusetts |
| 62 | Edna E Swenson | 2 | daughter | — | Massachusetts |
| 63 | Grace S Swenson | 0 | daughter | — | Massachusetts |
| 64 | William C Dillon | 29 | Head | Plumber | New York |
| 65 | Annie Dillon | 31 | wife | None | Massachusetts |
| 66 | James W Whitehead | 28 | Head | Draftsman | New Hampshire |
| 67 | Lilla G Whitehead | 29 | wife | None | Vermont |
| 68 | Pearlie E Frestie | 50 | Sister in law | Dressmaker | Vermont |
| 69 | Jason E Raymond | 65 | Head | Mechanic | New Hampshire |
| 70 | Elizabeth Raymond | 55 | wife | None | Vermont |
| 71 | Mabel Markum | 19 | daughter | None | Massachusetts |
| 72 | George Markum | 27 | son in law | Laborer | Lithuania |
| 73 | John J Lennon | 40 | Head | Watchman | Ireland |
| 74 | Catherine J Lennon | 34 | wife | None | Ireland |
| 75 | Annie J Lennon | 15 | daughter | Spinner | Massachusetts |
| 76 | John J Lennon | 12 | son | — | Massachusetts |
| 77 | Mary Lennon | 8 | daughter | — | Massachusetts |
| 78 | James F Lennon | 5 | son | — | Massachusetts |
| 79 | Catherine B Lennon | 1 | daughter | — | Massachusetts |
| 80 | Frank Cavanaugh | 37 | Head | Mechanic | Ireland |
| 81 | Ellen Cavanaugh | 37 | wife | None | Ireland |
| 82 | Clara G Cavanaugh | 10 | daughter | — | Massachusetts |
| 83 | Carl F Cavanaugh | 9 | son | — | Massachusetts |
| 84 | Mary E Cavanaugh | 5 | daughter | — | Massachusetts |
| 85 | Charles E Hart | 64 | Head | Mechanic | Ireland |
| 86 | Ellen E Hart | 56 | wife | None | Massachusetts |
| 87 | Elizabeth Hart | 32 | daughter | Stenographer | Massachusetts |
| 88 | Charles F Hart | 27 | son | Clerk | Massachusetts |
| 89 | William J Hart THIS PERSON | 25 | son | Installer | Massachusetts |
| 90 | Grace M Hart | 23 | daughter | Stenographer | Massachusetts |
| 91 | Thomas Hart | 18 | son | None | Massachusetts |
| 92 | Edward Hart | 16 | son | None | Massachusetts |
| 93 | Hugh O'Rourke | 52 | Head | Blacksmith | Ireland |
| 94 | Michael A O'Rourke | 48 | brother | Moulder | Ireland |
| 95 | Mary O'Rourke | 57 | sister | Teacher | Ireland |
| 96 | Nellie O'Rourke | 50 | sister | None | Ireland |
| 97 | Edward O'Rourke | 47 | brother | Policeman | Massachusetts |
| 98 | Margaret O'Rourke | 43 | sister | Operator | Massachusetts |
| 99 | Joseph F Mckeon | 30 | Head | Deputy Col | Massachusetts |
| 100 | <End> | None | — | — | — |
Related Census Records
Pedigree Summary
William + 5 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)