WM
William Mueller — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this William Mueller across the 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 7-person household.
Age 10
b. ~1920
Male
Son
Born: Penna
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Mueller |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | N Ireland |
| Mother's Birthplace | N Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1920 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Mueller | Daughter | — | 3 | ~1927 |
| Catherine Mueller | Daughter | — | 11 | ~1919 |
| Elizabeth Mueller | Other | — | 40 | ~1890 |
| Daniel Mueller | Son | — | 15 | ~1915 |
| Mathias Mueller | Head | — | 40 | ~1890 |
| Stephen Mueller | Son | — | 17 | ~1913 |
| William Mueller | Son | — | 10 | ~1920 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 10
Philadelphia, Pennsylvania · implied b. ~1920 — 7 household members
| Surname | Mueller |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | N Ireland |
| Mother's Birthplace | N Ireland |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Son, age 20
Philadelphia-County, Pennsylvania · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Phila. |
| Occupation | Upholsterer |
| Industry | Awning Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 836 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 · 1930 · age 10 · b. ~1920 · Pennsylvania
★ You are viewing this record
Sibling
Daniel Mueller
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stephen Mueller
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Mueller
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mueller
Sibling · 1930 · 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
1930 US Federal Census — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2124:0064)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Jeremiah Collins | 35 | Son | Retail Merchant | Penna |
| 52 | Josephine Collins | 34 | Daughter | Dressmaker | Penna |
| 53 | Thomas Collins | 32 | Son | Carpenter | Penna |
| 54 | Frances Collins | 25 | Son | Clerk | Penna |
| 55 | Aloysius Freel | 42 | Head | Mechanic | Penna |
| 56 | Agnes Freel | 34 | Wife-H | — | Penna |
| 57 | Margaret Dougherty | 15 | Daughter | — | Penna |
| 58 | Thomas Dougherty | 13 | Step-son | — | Penna |
| 59 | Thomas Dougherty | 2 | Step-son | — | Penna |
| 60 | Joseph De Vecchio | 39 | Head | Fireman | Penna |
| 61 | Margaret De Vecchio | 29 | Wife-H | Finisher | Penna |
| 62 | Margaret De Vecchio | 6 | Daughter | — | Penna |
| 63 | Madeline De Vecchio | 5 | Daughter | — | Penna |
| 64 | William Devlin | 47 | Head | Watchman | N Ireland |
| 65 | Martha Devlin | 45 | Wife-H | — | N Ireland |
| 66 | William Devlin | 12 | Son | — | N Ireland |
| 67 | Thomas Connor | 38 | Head | Stationary Engineer | Rhode Island |
| 68 | Mary Anne Connor | 64 | Mother | Helper | Rhode Island |
| 69 | Edward Connor | 15 | Son | — | Penna |
| 70 | Joseph Elling | 45 | Head | Apprentice | Penna |
| 71 | Eleanor Elling | 33 | Wife-H | Rigger | Penna |
| 72 | Mathias Mueller | 40 | Head | Packer & Man | N Ireland |
| 73 | Elizabeth Mueller | 40 | Wife-H | — | N Ireland |
| 74 | Stephen Mueller | 17 | Son | Stenographer | N Ireland |
| 75 | Daniel Mueller | 15 | Son | Office Boy | N Ireland |
| 76 | Catherine Mueller | 11 | Daughter | — | Penna |
| 77 | William Mueller THIS PERSON | 10 | Son | — | Penna |
| 78 | Evelyn Mueller | 3 | Daughter | — | Penna |
| 79 | Thomas Patcher | 45 | Head | — | Penna |
| 80 | Mary Patcher | 38 | Wife-H | Operator | Penna |
| 81 | Francis Patcher | 15 | Son | — | Penna |
| 82 | Marie Patcher | 12 | Daughter | — | Penna |
| 83 | John Farren | 27 | Head | Sheet Metal | Penna |
| 84 | Elizabeth Farren | 23 | Wife-H | — | Penna |
| 85 | John Farren | 1 | Son | — | Penna |
| 86 | Matthew Black | 23 | Cousin | Lineman | Penna |
| 87 | Adeline Cairns | 17 | Cousin | — | Penna |
| 88 | Louis Mazza | 36 | Head | Laborer | Italy |
| 89 | Laura Mazza | 33 | Wife-H | — | Italy |
| 90 | Rose Mazza | 8 | Daughter | — | Penna |
| 91 | Phillip Mazza | 6 | Son | — | Penna |
| 92 | Louisa Mazza | 4 | Daughter | — | Penna |
| 93 | Joseph Mazza | 1 | Son | — | Penna |
| 94 | William Case | 26 | Head | Sheet Metal | Penna |
| 95 | Isabelle Case | 21 | Wife-H | — | Penna |
| 96 | Margaret Case | 3 | Daughter | — | Penna |
| 97 | Florence Case | 0 | Daughter | — | Penna |
| 98 | Martin Mangola | 24 | Head | Mechanic | Italy |
| 99 | Angeline Mangola | 23 | Wife-H | — | Penna |
| 100 | Martin Jr. Mangola | 2 | Son | — | Penna |
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)