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Mary Walsh — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Mary Walsh across the 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 10-person household.
Age 5
b. ~1925
Female
Daughter
Born: Penna
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Walsh |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Northern Ireland |
| Additional Details | |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Township / Ward | City Of Philadelphia |
| 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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Cecelia Walsh | Daughter | — | 16 | ~1914 |
| Margaret Walsh | Daughter | — | 11 | ~1919 |
| Gertrude Walsh | Daughter | — | 1 | ~1929 |
| Mary Walsh | Daughter | — | 5 | ~1925 |
| Elizabeth Walsh | Daughter | — | 17 | ~1913 |
| Cecelia Walsh | Head | — | 37 | ~1893 |
| Gertrude Walsh | Other | — | 19 | ~1911 |
| Edward Walsh | Son | — | 19 | ~1911 |
| Michael Walsh | Son | — | 9 | ~1921 |
| Thomas Walsh | Son | — | 13 | ~1917 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 5
Philadelphia, Pennsylvania · implied b. ~1925 — 10 household members
| Surname | Walsh |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Northern Ireland |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Daughter, age 15
Philadelphia-County, Pennsylvania · implied b. ~1925 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walsh |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Phila. |
| 1935 Residence (County) | Phila. |
| Occupation | none |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Mary Walsh across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Walsh
Daughter · 1930 · age 5 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
Margaret Walsh
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Walsh
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Walsh
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Walsh
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Walsh
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Walsh
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Walsh
Sibling · 1930 · age 9
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
49 people indexed on this census page (ia:1930:fifteenthcensus00reel2134:0351)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Molyneaux | 25 | Boarder | — | New York |
| 52 | Cecelia Walsh | 37 | Head | — | Northern Ireland |
| 53 | Edward J Walsh | 19 | Son | Salesman | Penna |
| 54 | Gertrude Walsh | 19 | Daughter-in-law | — | Penna |
| 55 | Gertrude E Walsh | 1 | Daughter | — | Penna |
| 56 | Elizabeth M Walsh | 17 | Daughter | Packer | Penna |
| 57 | Cecelia Walsh | 16 | Daughter | Laundry Dipper | Penna |
| 58 | Thomas Walsh | 13 | Son | — | Penna |
| 59 | Margaret Walsh | 11 | Daughter | — | Penna |
| 60 | Michael Walsh | 9 | Son | — | Penna |
| 61 | Mary Walsh THIS PERSON | 5 | Daughter | — | Penna |
| 62 | Jennie Brooks | 52 | Head | — | Penna |
| 63 | Wm Brooks | 33 | Son | Driver | Penna |
| 64 | James Brooks | 21 | Son | Helper | Penna |
| 65 | Morris Brooks | 18 | Son | Helper | Penna |
| 66 | Mary Brooks | 11 | Daughter | — | Penna |
| 67 | Margaret Priscilla | 22 | Daughter | Labalady | Penna |
| 68 | Margaret Priscilla | 2 | Granddaughter | — | Penna |
| 69 | Jennie Priscilla | 0 | Granddaughter | — | Penna |
| 70 | Hudson Bennett | 79 | Roomer | — | New Jersey |
| 71 | John | 52 | Boarder | Gardner | Penna |
| 72 | Harvey H Hopkins | 59 | Head | Towerman | Penna |
| 73 | Mary F Hopkins | 59 | Wife | — | Penna |
| 74 | Dominick Buggy | 45 | Head | Officer | Virginia |
| 75 | Dominick Jr Buggy | 26 | Son | Office Manager | Penna |
| 76 | Russell Buggy | 21 | Son | Painter | Penna |
| 77 | Elmer H Dietrich | 39 | Head | Salesman | Penna |
| 78 | Theresa Dietrich | 36 | Wife | — | Penna |
| 79 | Marion Dietrich | 16 | Daughter | Saleslady | Penna |
| 80 | Charles Dietrich | 6 | Son | — | Penna |
| 81 | Justine N Schmidt | 57 | Head | Guard | Penna |
| 82 | Frank King | 35 | Head | Forecast | New Jersey |
| 83 | Katherine King | 31 | Wife | — | New Jersey |
| 84 | Melba King | 11 | Daughter | — | Penna |
| 85 | Francis King | 10 | Son | — | Penna |
| 86 | Wm J Forkert | 42 | Head | Shoemaker | Penna |
| 87 | Elizabeth M Forkert | 41 | Wife | — | Penna |
| 88 | Wm G Forkert | 19 | Son | Salesman | Penna |
| 89 | Elwood Forkert | 16 | Son | — | Penna |
| 90 | Warren P Forkert | 13 | Son | — | Penna |
| 91 | Gottlieb Erchert | 63 | Head | Shoemaker | Germany |
| 92 | Elizabeth Erchert | 59 | Wife | — | Penna |
| 93 | Elmer Erchert | 29 | Son | Plasterer | Penna |
| 94 | James Zimmerman | 47 | Head | Inspector | Northern Ireland |
| 95 | Mary Zimmerman | 42 | Wife | — | Irish Free State |
| 96 | James Jr Zimmerman | 8 | Son | — | Penna |
| 97 | Isaac Aramonah | 28 | Boarder | Clerk | Northern Ireland |
| 98 | Earl Pole | 31 | Head | Clerk | Penna |
| 99 | Eleanor Pole | 30 | Wife | — | Penna |
Related Census Records
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)