HT
Harry Thompson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Mercer, New Jersey
Our Model Tree links this Harry Thompson across the 1910, 1920, 1930 and 1940 US Censuses in Mercer, New Jersey (XGBoost, ~Confirmed), with identified parents Mary & Michael — first a head (b.~1904), then head of a 3-person household.
Age 26
b. ~1904
Male
Head
Born: New Jersey
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Mercer, New Jersey |
| Surname | Thompson |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 23 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | Grinder |
| Industry | Rubber Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Radio Set | R |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Grinder |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1904 |
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 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Thompson | Head | — | 26 | ~1904 |
| Harry Thompson | Son | — | 1 | ~1929 |
| Julia Thompson | Spouse | — | 24 | ~1906 |
Census Appearances
1910
Mercer, New …
Son, age 7
Mercer, New Jersey · implied b. ~1903 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Ire English |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Mercer, New …
Son, age 16
Mercer, New Jersey · implied b. ~1904 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harry T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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 |
1930
Mercer, New …
Head, age 26
Mercer, New Jersey · implied b. ~1904 — 3 household members
| Surname | Thompson |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 23 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Grinder |
| Industry | Rubber Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Radio Set | R |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Other, age 37
Mercer-County, New Jersey · implied b. ~1903 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harold |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | City of Trenton |
| 1935 Residence (County) | Mercer |
| Occupation | Weaver |
| Industry | Rug Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 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 Harry Thompson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Thompson (~0.92 confidence) and father Michael Thompson (~0.92 confidence) and mother Mary Thompson (~0.92 confidence) and father William Thompson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Thompson
b. ~1863
Source mother
● Household
· direct · ~0.92
Father
Michael Thompson
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Mary Thompson
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
William Thompson
b. ~1883
Source father
● Household
· direct · ~0.92
This person
Anchor record
Harry Thompson
Head · 1930 · age 26 · b. ~1904 · New Jersey
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Mercer, New Jersey
Open full size
1930 US Federal Census — Mercer, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1364:0698)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Bernhardt | 14 | Son | None | New Jersey |
| 2 | Joseph Bernhardt | 12 | Son | None | New Jersey |
| 3 | William Kramer | 75 | Boarder | None | Germany |
| 4 | Cataldo Strippoli | 37 | Head | Truck Driver | Italy |
| 5 | Emma Strippoli | 25 | Wife | None | Italy |
| 6 | Emma Strippoli | 58 | Mother | None | Italy |
| 7 | Joseph Semrad | 24 | Head | Butcher | New Jersey |
| 8 | Mary Semrad | 22 | Wife | None | Hungary |
| 9 | Anton Schagt | 55 | Head | Blacksmith | Hungary |
| 10 | Mary Schagt | 53 | Wife | None | Hungary |
| 11 | Anton Schagt | 25 | Son | None | New Jersey |
| 12 | Paul Chajkovsky | 39 | Head | Wire Drawer | Czechoslovakia |
| 13 | Christina Chajkovsky | 35 | Wife | None | Czechoslovakia |
| 14 | Anna Chajkovsky | 12 | Daughter | None | New Jersey |
| 15 | Christina Chajkovsky | 9 | Daughter | None | New Jersey |
| 16 | Paul Chajkovsky | 6 | Son | None | New Jersey |
| 17 | Stephen Chajkovsky | 5 | Son | None | New Jersey |
| 18 | Emil Gisler | 46 | Head | None | Hungary |
| 19 | Mary Schmidt | 21 | Daughter | Dietician | Hungary |
| 20 | Conrad Hamder | 35 | Head | Meat Market | Hungary |
| 21 | Lena Hamder | 29 | Wife | None | Hungary |
| 22 | Kathryn Hamder | 11 | Daughter | None | Connecticut |
| 23 | Joseph Sereni | 30 | Head | Laborer | Italy |
| 24 | Theresa Sereni | 26 | Wife | None | Italy |
| 25 | Celia Sereni | 7 | Son | None | New Jersey |
| 26 | Leo Sereni | 3 | Son | None | New Jersey |
| 27 | Olga Sereni | 1 | Daughter | None | New Jersey |
| 28 | Harry Thompson THIS PERSON | 26 | Head | Grinder | New Jersey |
| 29 | Julia Thompson | 24 | Wife | None | New Jersey |
| 30 | Harry Thompson | 1 | Son | None | New Jersey |
| 31 | William Meade | 32 | Head | None | New Jersey |
| 32 | Lottie Meade | 49 | Wife | None | New York |
| 33 | Joseph Meade | 43 | Brother | Presser | New Jersey |
| 34 | Evelyn Meade | 32 | Daughter | None | New Jersey |
| 35 | Kathryn Meade | 24 | Daughter | Knit Goods | New Jersey |
| 36 | Andrew Serritelli | 43 | Head | Laborer | Italy |
| 37 | Annie Serritelli | 33 | Wife | None | Italy |
| 38 | Joseph Serritelli | 13 | Son | None | New Jersey |
| 39 | Louis Serritelli | 11 | Son | None | New Jersey |
| 40 | Susie Serritelli | 10 | Daughter | None | New Jersey |
| 41 | John Serritelli | 8 | Son | None | New Jersey |
| 42 | Andrew Serritelli | 7 | Son | None | New Jersey |
| 43 | Anisa Serritelli | 6 | Daughter | None | New Jersey |
| 44 | Annie Serritelli | 3 | Daughter | None | New Jersey |
| 45 | Martha Serritelli | 2 | Son | None | New Jersey |
| 46 | Luigi Serritelli | 1 | Daughter | None | New Jersey |
| 47 | David Beck | 55 | Head | Pipe Shop | England |
| 48 | Katie Beck | 49 | Wife | None | Hungary |
| 49 | Mary Zimmerman | 70 | Head | None | Hungary |
| 50 | Katherine Hassler | 52 | Wife | None | Roumania|Romania |
Pedigree Summary
Harry
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)