JS
James Simpson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Mercer, New Jersey
Our Model Tree links this James Simpson across the 1920, 1930 and 1940 US Censuses in Mercer, New Jersey (XGBoost, ~Confirmed), with identified parents Joseph & Edith — first a son (b.~1908), then head of a 3-person household.
Age 12
b. ~1908
Male
Son
Born: New Jersey
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Mercer, New Jersey |
| Surname | Simpson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| 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 | Trenton City |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Joseph Simpson | Head | — | 39 | ~1881 |
| James Simpson | Son | — | 12 | ~1908 |
| Edith Simpson | Spouse | — | 37 | ~1883 |
Census Appearances
1920
Mercer, New …
Son, age 12
Mercer, New Jersey · implied b. ~1908 — 3 household members
| Surname | Simpson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Son, age 22
Mercer, New Jersey · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sampson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Civil Engineer |
| Industry | State Highway |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Head, age 33
Mercer-County, New Jersey · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sampson |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Occupation | Civil Engineer |
| Industry | Pipe Manufact. |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 2960 |
| Highest Grade | C 4 |
| 1935 Residence | Same Place |
| 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 James Simpson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Simpson (~0.92 confidence) and mother Edith Simpson (~0.92 confidence) and mother Martha Sampson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Simpson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Edith Simpson
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Martha Sampson
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Simpson
Son · 1920 · age 12 · b. ~1908 · New Jersey
★ You are viewing this record
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:1920:14thcensusofpopu1054unit:0369)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frederick Douglas | 50 | Head | Wiredrawer | Prussia |
| 2 | Elizabeth Douglas | 34 | Wife | — | Switzerland |
| 3 | William Douglas | 9 | Daughter | — | New Jersey |
| 4 | Arthur Stevenson | 49 | Head | Repairman | New Jersey |
| 5 | Annie Stevenson | 48 | Wife | — | England |
| 6 | Ethel Stevenson | 19 | Daughter | — | New Jersey |
| 7 | Dorothy Stevenson | 17 | Daughter | — | New Jersey |
| 8 | George Stevenson | 21 | Son in law | Typist | New Jersey |
| 9 | Earl Stevenson | 21 | Son | Wire Worker | New Jersey |
| 10 | Louise Stevenson | 21 | Daughter | — | New Jersey |
| 11 | Joseph Simpson | 39 | Head | Machinist | England |
| 12 | Edith Simpson | 37 | Wife | — | England |
| 13 | James Simpson THIS PERSON | 12 | Son | — | New Jersey |
| 14 | Jacob Hess | 56 | Head | Time Keeper | Rhine Province |
| 15 | Annie Hess | 55 | Wife | — | Rhine Province |
| 16 | Jasper Hess | 21 | Son | Trimmer | New Jersey |
| 17 | Jacob Hess | 16 | Son | Messenger | New Jersey |
| 18 | Ella Hess | 5 | Daughter | — | New Jersey |
| 19 | Christian Hess | 32 | Son | Machinist | Rhine Province |
| 20 | Hannah Rippell | 58 | Head | — | New Jersey |
| 21 | Edith Rippell | 19 | Daughter | Stenographer | New Jersey |
| 22 | Stephen Thornley | 57 | Head | Shoemaker | Baden |
| 23 | Annie Thornley | 55 | Wife | — | Pomerania |
| 24 | Julia Thornley | 28 | Daughter | — | Pomerania |
| 25 | John Agnos | 38 | Head | Blacksmith | Galicia |
| 26 | Agnes Agnos | 35 | Wife | — | Galicia |
| 27 | Mary Agnos | 11 | Daughter | — | New Jersey |
| 28 | John Agnos | 10 | Son | — | New Jersey |
| 29 | Rose Agnos | 7 | Daughter | — | New Jersey |
| 30 | Frank Agnos | 5 | Son | — | New Jersey |
| 31 | Frank Demer | 38 | Head | Rope Maker | Rhine Province |
| 32 | Margaret Demer | 33 | Wife | — | Rhine Province |
| 33 | Margaret Demer | 9 | Daughter | — | New Jersey |
| 34 | William Demer | 34 | Head | Rope Maker | Rhine Province |
| 35 | Elizabeth Demer | 32 | Wife | — | Rhine Province |
| 36 | Elizabeth Demer | 12 | Daughter | — | New Jersey |
| 37 | Joseph Demer | 64 | Head | Rope Maker | Rhine Province |
| 38 | Elizabeth Demer | 64 | Wife | — | Rhine Province |
| 39 | Joseph Mcdermott | 60 | Head | — | New Jersey |
| 40 | Joseph Mcdermott | 25 | Son | Crane Runner | New Jersey |
| 41 | William Mcdermott | 23 | Son | Moulder | New Jersey |
| 42 | Frank Mcdermott | 19 | Son | Riveter | New Jersey |
| 43 | James Mcdermott | 35 | Head | Wire Worker | New Jersey |
| 44 | Mary Mcdermott | 32 | Wife | — | New Jersey |
| 45 | John Bach | 43 | Head | Rope Maker | Baden |
| 46 | Julia Bach | 43 | Wife | — | Baden |
| 47 | John Bach | 18 | Son | Office Boy | New Jersey |
| 48 | William Bach | 12 | Son | — | New Jersey |
| 49 | Edward Bach | 11 | Son | — | New Jersey |
| 50 | Henry Bach | 51 | Son | Conductor | Hesse |
Pedigree Summary
James
Gen 1 · 3 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)