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William Hart — 1920 US Census Record
Model Tree available1920 United States Federal Census · Mercer, New Jersey
Our Model Tree links this William Hart across the 1900, 1910 and 1920 US Censuses in Mercer, New Jersey (XGBoost, ~Confirmed), with identified parents Eva & Eva — first a son (b.~1901), then head of a 5-person household.
Age 19
b. ~1901
Male
Son
Born: New Jersey
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Mercer, New Jersey |
| Surname | Hart |
| Given Name | William F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Part Of Hopewell Twp |
| Est. Birth Year | ~1901 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Emily Hart | Daughter | — | 13 | ~1907 |
| Alvin Hart | Head | — | 37 | ~1883 |
| William Hart | Son | — | 19 | ~1901 |
| Raymond Hart | Son | — | 17 | ~1903 |
| Eva Hart | Spouse | — | 34 | ~1886 |
Census Appearances
1900
Mercer, New …
Son, age
Mercer, New Jersey · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Marital Status | Single |
| Birthplace | New Jersey |
| Birth Month | Jan |
| Birth Year | 1900 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1910
Mercer, New …
Son, age 10
Mercer, New Jersey · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | William E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Mercer, New …
Son, age 19
Mercer, New Jersey · implied b. ~1901 — 5 household members
| Surname | Hart |
| Given Name | William F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| 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 |
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 Mercer, New Jersey, using XGBoost record linkage. Identified parents: mother Eva Hart (~0.92 confidence) and mother Eva Hart (~0.92 confidence) and father Alvin Hart (~0.92 confidence) and father Louis Hart (~0.92 confidence) and father Alvin Hart (~0.92 confidence) and mother Eva Hart (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Eva Hart
b. ~1865
Source mother
● Household
· direct · ~0.92
Mother
Eva Hart
b. ~1866
Source mother
● Household
· direct · ~0.92
Father
Alvin Hart
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Louis Hart
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Alvin Hart
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Eva Hart
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Hart
Son · 1920 · age 19 · b. ~1901 · New Jersey
★ You are viewing this record
Sibling
Emily Hart
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Hart
Sibling · 1920 · age 17
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 — Mercer, New Jersey
Open full size
1920 US Federal Census — Mercer, New Jersey
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1053unit:0657)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mario Polla | 3 | Son | — | New York |
| 2 | Alvin N. Hart | 37 | Head | Farmer | New Jersey |
| 3 | Eva L. Hart | 34 | Wife | — | New Jersey |
| 4 | William F. Hart THIS PERSON | 19 | Son | — | New Jersey |
| 5 | Raymond P. Hart | 17 | Son | Farmer | New Jersey |
| 6 | Emily Hart | 13 | Daughter | — | New Jersey |
| 7 | Joseph H. Thompson | 34 | Head | Farmer | New Jersey |
| 8 | Edith Thompson | 33 | Wife | — | New Jersey |
| 9 | Samuel B. Thompson | 12 | Son | — | New Jersey |
| 10 | Elizabeth A. Thompson | 9 | Daughter | — | New Jersey |
| 11 | Anna G. Thompson | 8 | Daughter | — | New Jersey |
| 12 | Martha A. Thompson | 6 | Daughter | — | New Jersey |
| 13 | Edith M. Thompson | 5 | Daughter | — | New Jersey |
| 14 | Joseph H. Jr. Thompson | 2 | Son | — | New Jersey |
| 15 | William Thompson | 65 | Head | — | England |
| 16 | Elizabeth A. Thompson | 65 | Wife | — | New Jersey |
| 17 | Belinda Heller | 47 | Servant | — | New Jersey |
| 18 | Frank Haucher | 30 | Head | Farmer | Hungary |
| 19 | Mary M. Haucher | 19 | Wife | — | New York |
| 20 | Herbert Lewis | 51 | Head | Farmer | Canada |
| 21 | Lola R. Lewis | 42 | Wife | — | Missouri |
| 22 | Coley De R. Lewis | 18 | Son | — | New York |
| 23 | Henry B. Lewis | 14 | Son | — | New Jersey |
| 24 | H. Glenn Lewis | 12 | Son | — | New Jersey |
| 25 | Walter D. Lewis | 7 | Son | — | New Jersey |
| 26 | William Higgins | 45 | Servant | Labourer | Pennsylvania |
| 27 | Harry Harrington | 48 | Servant | Labourer | New Jersey |
| 28 | Caroline Mcintyre | 19 | Boarder | Teacher | New Jersey |
| 29 | James Lennon | 40 | Head | Farmer | Ireland |
| 30 | Bridget Lennon | 45 | Wife | — | Ireland |
| 31 | James Jr. Lennon | 9 | Son | — | New Jersey |
| 32 | Frances Lennon | 7 | Son | — | New Jersey |
| 33 | Margaret Lennon | 5 | Daughter | — | New Jersey |
| 34 | Harry Lennon | 1 | Son | — | New Jersey |
| 35 | Geo. W. Bartle | 63 | Head | Farm | Pennsylvania |
| 36 | Eliza H. Bartle | 62 | Wife | — | New Jersey |
| 37 | John Holden | 53 | Head | Farmer | New Jersey |
| 38 | Lottie Holden | 59 | Sister | — | New Jersey |
| 39 | Naomi Holden | 91 | Mother | — | New Jersey |
| 40 | Ira Bainbridge | 47 | Head | Farmer | New Jersey |
| 41 | Emma R. Bainbridge | 43 | Wife | — | New Jersey |
| 42 | Rudolph W. Bainbridge | 21 | Son | Farmer | New Jersey |
| 43 | Alvin H. Bainbridge | 19 | Son | Farmer | New Jersey |
| 44 | Walter B. Bainbridge | 15 | Son | — | New Jersey |
| 45 | Arthur B. Bainbridge | 13 | Son | — | New Jersey |
| 46 | Alice D. Bainbridge | 8 | Daughter | — | New Jersey |
| 47 | Virginia S. Titus | 73 | Mother-in-law | — | New Jersey |
| 48 | Frank H. Bainbridge | 25 | Head | Labourer | New Jersey |
| 49 | Margaret S. Bainbridge | 18 | Wife | — | New Jersey |
| 50 | Emma E. Bainbridge | 1 | Daughter | — | New Jersey |
Pedigree Summary
William + 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)