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Mary Murdock — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Mary Murdock across the 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 5-person household.
Age 47
b. ~1883
Female
Spouse
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Murdock |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 27 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Glassport Borough |
| Est. Birth Year | ~1883 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| William Murdock | Head | — | 60 | ~1870 |
| Margaret Murdock | Daughter | — | 18 | ~1912 |
| Mary Murdock | Spouse | — | 47 | ~1883 |
| Florence Murdock | Daughter | — | 15 | ~1915 |
| William Murdock | Son | — | 10 | ~1920 |
Census Appearances
1930
Allegheny, Pennsylvania
Spouse, age 47
Allegheny, Pennsylvania · implied b. ~1883 — 5 household members
| Surname | Murdock |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 27 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Spouse, age 57
Allegheny-County, Pennsylvania · implied b. ~1883 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murdoch |
| Given Name | Margaret T. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | O'Hara |
| Highest Grade | No 8 |
| 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 Mary Murdock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Murdock
Spouse · 1930 · age 47 · b. ~1883 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
49 people indexed on this census page (ia:1930:fifteenthcensus00reel1964:0258)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Robert J. Folley | 12 | Son | — | Pennsylvania |
| 52 | Helen M. Folley | 5 | Daughter | — | Pennsylvania |
| 53 | Dorothea S. Folley | 4 | Daughter | — | Pennsylvania |
| 54 | John Callahan | 41 | Head | Engineer | Pennsylvania |
| 55 | James G. Callahan | 38 | Brother | Laborer | Pennsylvania |
| 56 | Margaret B. Callahan | 36 | Sister | — | Pennsylvania |
| 57 | Lawrence H. Callahan | 34 | Brother | Yard Master | Pennsylvania |
| 58 | Alice J. Callahan | 31 | Sister | — | Pennsylvania |
| 59 | Thomas E. Finnegan | 67 | Head | Attorney At Law | Pennsylvania |
| 60 | Robert R. Finnegan | 24 | Son | — | Pennsylvania |
| 61 | Thomas M. Finnegan | 19 | Son | — | Pennsylvania |
| 62 | Rankin Belle Finnegan | 69 | Sister | — | Pennsylvania |
| 63 | William J. Shaw | 56 | Head | Captain | Pennsylvania |
| 64 | Margaret G. Shaw | 55 | Wife | — | Pennsylvania |
| 65 | William J. Shaw | 27 | Son | Salesman | Pennsylvania |
| 66 | Robert H. Shaw | 25 | Son | Clerk | Pennsylvania |
| 67 | Charles C. Shaw | 18 | Son | — | Pennsylvania |
| 68 | B. Carl Brosy | 44 | Head | Machinist | Pennsylvania |
| 69 | Ada C. Brosy | 42 | Wife | — | England |
| 70 | Carl J. Brosy | 17 | Son | — | Pennsylvania |
| 71 | Dorothy P. Brosy | 15 | Daughter | — | Pennsylvania |
| 72 | S. C. Clifford Brosy | 13 | Son | — | Pennsylvania |
| 73 | John S. Sr. Davis | 34 | Head | Hardware | Pennsylvania |
| 74 | Sara A. Davis | 33 | Wife | — | Pennsylvania |
| 75 | Margaret J. Davis | 5 | Daughter | — | Pennsylvania |
| 76 | John S. Jr. Davis | 2 | Son | — | Pennsylvania |
| 77 | Frederick H. Allshouse | 55 | Head | Foreman | Pennsylvania |
| 78 | Julie C. Allshouse | 47 | Wife | — | Maryland |
| 79 | Margaret M. Allshouse | 13 | Daughter | — | Pennsylvania |
| 80 | Julia Byrne | 92 | Mother-in-law | — | Ireland |
| 81 | Thomas F. Soles | 46 | Head | Attorney At Law | Pennsylvania |
| 82 | Teresa C. Soles | 39 | Wife | — | Pennsylvania |
| 83 | Dorothy J. Soles | 9 | Daughter | — | Pennsylvania |
| 84 | John J. Soles | 7 | Son | — | Pennsylvania |
| 85 | William E. Mcdonell | 60 | Head | Roller | Pennsylvania |
| 86 | Marie M. Mcdonell | 53 | Wife | — | Pennsylvania |
| 87 | Beatrice Mcdonell | 30 | Daughter | — | Pennsylvania |
| 88 | William H. Murdock | 60 | Head | Laborer | England |
| 89 | Mary E. Murdock THIS PERSON | 47 | Wife | — | Pennsylvania |
| 90 | Margaret M. Murdock | 18 | Daughter | Puncher | Pennsylvania |
| 91 | William O. Murdock | 10 | Son | — | Pennsylvania |
| 92 | Florence M. Murdock | 15 | Daughter | — | Pennsylvania |
| 93 | Robert C. Rumgay | 36 | Head | Truck Driver | Pennsylvania |
| 94 | Celia M. Rumgay | 35 | Wife | — | Pennsylvania |
| 95 | Robert G. Rumgay | 12 | Son | — | Pennsylvania |
| 96 | John L. Rumgay | 7 | Son | — | Pennsylvania |
| 97 | Marjorie J. Rumgay | 5 | Daughter | — | Pennsylvania |
| 98 | William Price | 45 | Head | Time Keeper | Pennsylvania |
| 99 | Ruth T. Price | 45 | Wife | — | Pennsylvania |
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)