JF
John Fritz — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Luzerne-County, Pennsylvania
Our Model Tree links this John Fritz across the 1930 and 1940 US Censuses in Luzerne-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 12-person household.
Age 10
b. ~1930
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Luzerne-County, Pennsylvania |
| Surname | Fritz |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Ashley Borough |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Ashley Borough |
| Est. Birth Year | ~1930 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Catherine Fritz | Daughter | — | 16 | ~1924 |
| Catherine Fritz | Spouse | — | 47 | ~1893 |
| Bessie Fritz | Daughter | — | 11 | ~1929 |
| William Fritz | Son | — | 17 | ~1923 |
| John Fritz | Son | — | 10 | ~1930 |
| Eugene Fritz | Son | — | 14 | ~1926 |
| Robert Fritz | Son | — | 8 | ~1932 |
| Nathan Fritz | Son | — | 20 | ~1920 |
| Nathan Fritz | Head | — | 53 | ~1887 |
| Thomas Fritz | Son | — | 3 | ~1937 |
| Ronald Fritz | Son | — | 6 | ~1934 |
| Edward Fritz | Son | — | 19 | ~1921 |
Census Appearances
1930
Luzerne, Pennsylvania
Son, age
Luzerne, Pennsylvania · implied b. ~1930 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fritz |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Luzerne-County, Pennsylvania
Son, age 10
Luzerne-County, Pennsylvania · implied b. ~1930 — 12 household members
| Surname | Fritz |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Ashley Borough |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Fritz across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Fritz
Son · 1940 · age 10 · b. ~1930 · Pennsylvania
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Sibling
Ronald Fritz
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Fritz
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nathan Fritz
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Fritz
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Fritz
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Fritz
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Fritz
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Fritz
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bessie Fritz
Sibling · 1940 · age 11
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 — Luzerne-County, Pennsylvania
Open full size
1940 US Federal Census — Luzerne-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03549-00021)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Blainy Bradley | 3 | Grand son | — | Pennsylvania |
| 42 | Walter West | 58 | Head | Foreman | Pennsylvania |
| 43 | Anna West | 54 | Wife | — | Pennsylvania |
| 44 | Mary West | 25 | Daughter | Bookkeeper | Pennsylvania |
| 45 | Ambrose West | 24 | Son | Parts Man | Pennsylvania |
| 46 | Ruth West | 22 | Daughter | Bookkeeper | Pennsylvania |
| 47 | Louisa Scott | 52 | Head | — | England |
| 48 | Jesse Morton Scott | 19 | Son | — | England |
| 49 | Byron D. Jones | 61 | Head | Minister | Pennsylvania |
| 50 | Rebecca Jones | 57 | Wife | — | Pennsylvania |
| 51 | Harriette Jones | 17 | Daughter | — | Pennsylvania |
| 52 | Meshach Evans | 50 | Head | Miner | Wales |
| 53 | Elizabeth Evans | 45 | Wife | — | Wales |
| 54 | Thomas Evans | 24 | Son | Brakeman | Wales |
| 55 | Samuel D. Jones | 28 | Head | Clerk | Pennsylvania |
| 56 | Regina Jones | 25 | Wife | — | Pennsylvania |
| 57 | Samuel Jones | 5 | Son | — | Pennsylvania |
| 58 | Paul Jones | 4 | Son | — | Pennsylvania |
| 59 | Morgan Jones | 65 | Head | Molder | Pennsylvania |
| 60 | Blanche Jones | 61 | Wife | — | Pennsylvania |
| 61 | Morgan Jr. Jones | 18 | Son | — | Pennsylvania |
| 62 | Ida Kloss | 64 | In law | Laborer | Pennsylvania |
| 63 | Nathan D. Fritz | 53 | Head | Machinist Helper | Pennsylvania |
| 64 | Catherine M. Fritz | 47 | Wife | — | Pennsylvania |
| 65 | Nathan Jr. Fritz | 20 | Son | Laborer | Pennsylvania |
| 66 | Edward Fritz | 19 | Son | New Worker | Pennsylvania |
| 67 | William Fritz | 17 | Son | New Worker | Pennsylvania |
| 68 | Catherine Fritz | 16 | Daughter | — | Pennsylvania |
| 69 | Eugene Fritz | 14 | Son | — | Pennsylvania |
| 70 | Bessie Fritz | 11 | Daughter | — | Pennsylvania |
| 71 | John Fritz THIS PERSON | 10 | Son | — | Pennsylvania |
| 72 | Robert Fritz | 8 | Son | — | Pennsylvania |
| 73 | Ronald Fritz | 6 | Son | — | Pennsylvania |
| 74 | Thomas Fritz | 3 | Son | — | Pennsylvania |
| 75 | George Lutz | 37 | Head | Baker | Pennsylvania |
| 76 | Alice Lutz | 36 | Wife | Instructor | Pennsylvania |
| 77 | George Jr. Lutz | 8 | Son | — | Pennsylvania |
| 78 | George G.C. Cartwright | 42 | Head | Saw Mill Hand | New Jersey |
| 79 | Elmira Cartwright | 35 | Wife | — | Pennsylvania |
| 80 | George Cartwright | 18 | Son | Clerk | Pennsylvania |
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)