WM
William Mueller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Warren-County, New Jersey
Our Model Tree links this William Mueller across the 1930 and 1940 US Censuses in Warren-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 6-person household.
Age 15
b. ~1925
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Warren-County, New Jersey |
| Surname | Mueller |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Franklin Twp |
| 1935 Residence (County) | Warren |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Franklin Twp |
| Est. Birth Year | ~1925 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Stella Mueller | Spouse | — | 34 | ~1906 |
| William Mueller | Son | — | 15 | ~1925 |
| William Mueller | Head | — | 35 | ~1905 |
| Gertrude Mueller | Daughter | — | 12 | ~1928 |
| Arlene Mueller | Daughter | — | 9 | ~1931 |
| Arthur Mueller | Son | — | 6 | ~1934 |
Census Appearances
1930
Warren, New …
Son, age 5
Warren, New Jersey · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Warren-County, New …
Son, age 15
Warren-County, New Jersey · implied b. ~1925 — 6 household members
| Surname | Mueller |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Franklin Twp |
| 1935 Residence (County) | Warren |
| Hours Worked | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| 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 Mueller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mueller
Son · 1940 · age 15 · b. ~1925 · New Jersey
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Sibling
Gertrude Mueller
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arlene Mueller
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Mueller
Sibling · 1940 · age 6
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 — Warren-County, New Jersey
Open full size
1940 US Federal Census — Warren-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02391-00216)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Van Syckle | 29 | Head | Laborer | New Jersey |
| 2 | Sarah Van Syckle | 23 | Wife | — | New Jersey |
| 3 | Grace Van Syckle | 3 | Daughter | — | New Jersey |
| 4 | Bertha Van Syckle | 1 | Daughter | — | New Jersey |
| 5 | Clyde C. Rush | 50 | Head | Truck Driver | New Jersey |
| 6 | Mary Rush | 47 | Wife | — | New Jersey |
| 7 | William Rush | 24 | Son | Farm Worker | New Jersey |
| 8 | Gladys Rush | 13 | Daughter | — | New Jersey |
| 9 | Frederick Bane | 34 | Head | Laborer | Germany |
| 10 | Lola Bane | 40 | Wife | — | New Jersey |
| 11 | John Graham | 68 | Head | Farm Operator | Massachusetts |
| 12 | Hazel Graham | 64 | Wife | — | Canada-English |
| 13 | Charles Oscar Lippert | 62 | Head | Farm Operator | New York |
| 14 | Julia F. Lippert | 60 | Brother | Farm Operator | New York |
| 15 | Arthur Mueller | 27 | Head | Repairman | New Jersey |
| 16 | Mary Mueller | 29 | Wife | — | New Jersey |
| 17 | Shirley Ann Mueller | 2 | Daughter | — | New Jersey |
| 18 | Donald Mueller | 0 | Son | — | New Jersey |
| 19 | Gertrude Mueller | 61 | Mother | — | Germany |
| 20 | William Mueller | 35 | Head | Stone Drier Operator | New Jersey |
| 21 | Stella Mueller | 34 | Wife | — | New Jersey |
| 22 | William Jr. Mueller THIS PERSON | 15 | Son | — | New Jersey |
| 23 | Gertrude Mueller | 12 | Daughter | — | New Jersey |
| 24 | Arlene Mueller | 9 | Daughter | — | New Jersey |
| 25 | Arthur R. Mueller | 6 | Son | — | New Jersey |
| 26 | Roland Mueller | 33 | Head | Steel Worker | New Jersey |
| 27 | Elizabeth Mueller | 42 | Wife | — | Germany |
| 28 | John Mueller | 17 | Son | — | New Jersey |
| 29 | Emil F. Feillach | 28 | Head | Electric Welder | Pennsylvania |
| 30 | Mildred Feillach | 27 | Wife | — | Pennsylvania |
| 31 | Shirley Feillach | 10 | Daughter | — | Pennsylvania |
| 32 | Robert Feillach | 8 | Son | — | Pennsylvania |
| 33 | Wayne Feillach | 1 | Son | — | New Jersey |
| 34 | Leroy Packard | 49 | Head | Laboratory Worker | Massachusetts |
| 35 | Ruby Packard | 47 | Wife | — | Pennsylvania |
| 36 | Anna Packard | 18 | Daughter | — | Pennsylvania |
| 37 | Leroy Jr. Packard | 15 | Son | — | Pennsylvania |
| 38 | Francis Packard | 13 | Son | — | Pennsylvania |
| 39 | Louise Johnston | 56 | Head | Farm Operator | New Jersey |
| 40 | Robert Miller | 9 | Boarder | — | 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)