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John Ritter — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this John Ritter across the 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 6-person household.
Age 13
b. ~1927
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Ritter |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hamilton Twp |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Hamilton Twp |
| Est. Birth Year | ~1927 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Louis Ritter | Son | — | 15 | ~1925 |
| John Ritter | Son | — | 13 | ~1927 |
| Julia Ritter | Daughter | — | 25 | ~1915 |
| Julia Ritter | Head | — | 50 | ~1890 |
| Edward Ritter | Son | — | 12 | ~1928 |
| Catherine Ritter | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Mercer, New …
Son, age 3
Mercer, New Jersey · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ritter |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| 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 |
1940
Mercer-County, New …
Son, age 13
Mercer-County, New Jersey · implied b. ~1927 — 6 household members
| Surname | Ritter |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hamilton Twp |
| 1935 Residence (County) | Mercer |
| Highest Grade | 7 |
| 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 John Ritter across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Ritter
Son · 1940 · age 13 · b. ~1927 · New Jersey
★ You are viewing this record
Sibling
Edward Ritter
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Ritter
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Ritter
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Ritter
Sibling · 1940 · age 15
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
1940 US Federal Census — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02356-00713)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ada Scholer | 36 | wife | — | New Jersey |
| 2 | Lucile Scholer | 15 | daughter | — | New Jersey |
| 3 | Eileen Scholer | 11 | daughter | — | New Jersey |
| 4 | Rose Marie Scholer | 5 | daughter | — | New Jersey |
| 5 | Louise Johnston | 51 | head | Matron | Germany |
| 6 | Mary Johnston | 23 | daughter | Sales Dept | New Jersey |
| 7 | Anthony Thomas | 40 | head | Mgr | New Jersey |
| 8 | Ellen Thomas | 40 | wife | — | New Jersey |
| 9 | Anthony Jr Thomas | 22 | son | Asst Produce | New Jersey |
| 10 | Ch Gloria Thomas | 13 | daughter | — | New Jersey |
| 11 | Joyce Thomas | 8 | daughter | — | New Jersey |
| 12 | Thomas Carey | 67 | brother in law | — | New Jersey |
| 13 | Catherine Carey | 62 | sister in law | — | New Jersey |
| 14 | Hugh Brenner | 40 | head | Die Maker | New Jersey |
| 15 | Mary Brenner | 41 | wife | — | Penn |
| 16 | Doris Brenner | 12 | daughter | — | New Jersey |
| 17 | James Brenner | 8 | son | — | New Jersey |
| 18 | Robert Baremore | 48 | head | Producer | New Jersey |
| 19 | Susie E Baremore | 46 | sister | Clerk | New Jersey |
| 20 | Jennie Baremore | 74 | mother | — | New Jersey |
| 21 | Wesley Baremore | 17 | son | — | New Jersey |
| 22 | Frank Rue | 31 | head | Machine | New Jersey |
| 23 | Doris Rue | 27 | wife | — | New Jersey |
| 24 | Julia Ritter | 50 | head | — | New Jersey |
| 25 | Julia Ritter | 25 | daughter | — | New Jersey |
| 26 | Louis Ritter | 15 | son | — | New Jersey |
| 27 | John Ritter THIS PERSON | 13 | son | — | New Jersey |
| 28 | Edward Ritter | 12 | son | — | New Jersey |
| 29 | Catherine Ritter | 9 | daughter | — | New Jersey |
| 30 | Theodore Tomlinson | 34 | head | Bookkeeper | New Jersey |
| 31 | Elsie C Tomlinson | 32 | wife | — | New Jersey |
| 32 | Cornelia Wiedemann | 58 | mother in law | Stenographer | Michigan |
| 33 | Herbert Yates | 45 | head | Contractor | New Jersey |
| 34 | Nellie Yates | 46 | wife | — | New Jersey |
| 35 | William Yates | 21 | son | Watchman | New Jersey |
| 36 | Murray Yates | 18 | son | — | New Jersey |
| 37 | John J Ross | 72 | head | Retail Candy | New Jersey |
| 38 | Lewis Schultz | 54 | head | Glazier | New Jersey |
| 39 | Richard Schultz | 25 | son | Inspector | New Jersey |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)