MC
Mary Callahan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Mary Callahan across the 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 24-person household.
Age 40
b. ~1890
Female
Spouse
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Callahan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1890 |
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.
24 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Rose Brick | Daughter | — | 21 | ~1909 |
| Shirley Taylor | Daughter | — | 6 | ~1924 |
| James Peshman | Daughter | — | ~1930 | |
| Catherine Callahan | Daughter | — | 12 | ~1918 |
| Lily Sacks | Daughter | — | 7 | ~1923 |
| Alice Peshman | Daughter | — | 8 | ~1922 |
| Rosalie Lazal | Daughter | — | 7 | ~1923 |
| Eva Lazal | Head | — | 35 | ~1895 |
| Jessie Jackson | Other | — | 18 | ~1912 |
| Minnie Cohen | Other | — | 66 | ~1864 |
| Nathan Sacks | Other | — | 36 | ~1894 |
| Earl Taylor | Other | — | 32 | ~1898 |
| Sophia Cohen | Other | — | 23 | ~1907 |
| Edward Callahan | Other | — | 40 | ~1890 |
| Joseph Peshman | Other | — | 30 | ~1900 |
| Martin Brick | Other | — | 23 | ~1907 |
| Edward Callahan | Son | — | 15 | ~1915 |
| Earl Callahan | Son | — | 11 | ~1919 |
| George Lazal | Son | — | 11 | ~1919 |
| Martin Peshman | Son | — | 2 | ~1928 |
| Anna Peshman | Spouse | — | 32 | ~1898 |
| Gertrude Taylor | Spouse | — | 28 | ~1902 |
| Mary Callahan | Spouse | — | 40 | ~1890 |
| Ida Sacks | Spouse | — | 36 | ~1894 |
Census Appearances
1920
Philadelphia, Pennsylvania
Spouse, age 31
Philadelphia, Pennsylvania · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Spouse, age 40
Philadelphia, Pennsylvania · implied b. ~1890 — 24 household members
| Surname | Callahan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| 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 Callahan across 2 US Census years (1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Mary Callahan
Spouse · 1930 · age 40 · b. ~1890 · 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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2134:1004)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Unterberger | 20 | Son | Tailor | Pennsylvania |
| 52 | Mary Unterberger | 18 | Daughter | Clerk | Pennsylvania |
| 53 | Paul Unterberger | 12 | Son | — | Pennsylvania |
| 54 | Freda Unterberger | 8 | Daughter | — | Pennsylvania |
| 55 | Albert Brower | 26 | Head | Chauffeur | Pennsylvania |
| 56 | Lillian Brower | 27 | Wife | Knitter | Pennsylvania |
| 57 | Albert Jr. Brower | 2 | Son | — | Pennsylvania |
| 58 | Emma Brower | 65 | Mother | — | Pennsylvania |
| 59 | Mollie Surmankin | 50 | Head | — | Russia |
| 60 | Kathrine Surmankin | 25 | Daughter | — | Russia |
| 61 | Robert Surmankin | 26 | Son | Expert | Russia |
| 62 | Eva Surmankin | 20 | Daughter | Accountant | Pennsylvania |
| 63 | Isah Surmankin | 16 | Daughter | Looper | Pennsylvania |
| 64 | Joseph Surmankin | 13 | Son | — | Pennsylvania |
| 65 | Milton Surmankin | 11 | Son | — | Pennsylvania |
| 66 | Eva Lazal | 35 | Head | — | Roumania |
| 67 | George Lazal | 11 | Son | — | Pennsylvania |
| 68 | Rosalie Lazal | 7 | Daughter | — | Pennsylvania |
| 69 | Minnie Cohen | 66 | Mother | — | Roumania |
| 70 | Sophia Cohen | 23 | Sister | Operator | Roumania |
| 71 | Nathan Sacks | 36 | R | Operator | Russia |
| 72 | Ida Sacks | 36 | Wife | — | Russia |
| 73 | Lily Sacks | 7 | Daughter | — | Pennsylvania |
| 74 | Martin Brick | 23 | Son-in-law | Molder | Pennsylvania |
| 75 | Rose Brick | 21 | Daughter | — | Russia |
| 76 | Earl Taylor | 32 | R | Capper | Pennsylvania |
| 77 | Gertrude Taylor | 28 | Wife | Chauffeur | Pennsylvania |
| 78 | Shirley Taylor | 6 | Daughter | — | Pennsylvania |
| 79 | Edward Callahan | 40 | R | Helper | Pennsylvania |
| 80 | Mary Callahan THIS PERSON | 40 | Wife | — | Pennsylvania |
| 81 | Edward Jr. Callahan | 15 | Son | — | Pennsylvania |
| 82 | Catherine Callahan | 12 | Daughter | — | Pennsylvania |
| 83 | Earl Callahan | 11 | Son | — | Pennsylvania |
| 84 | Joseph Peshman | 30 | R | Buyer | Austria |
| 85 | Anna Peshman | 32 | Wife | — | Pennsylvania |
| 86 | Alice Peshman | 8 | Daughter | — | Pennsylvania |
| 87 | Martin Peshman | 2 | Son | — | Pennsylvania |
| 88 | James Peshman | 0 | Daughter | — | Pennsylvania |
| 89 | Jessie Jackson | 18 | Boarder | Private | South Carolina |
| 90 | Frank Moffey | 43 | Head | Flagman | Pennsylvania |
| 91 | Louisa Moffey | 35 | Wife | — | Germany |
| 92 | Christian Spreman | 21 | Boarder | Mechanic | Germany |
| 93 | Fritz Simon | 21 | Boarder | Mechanic | Germany |
| 94 | John Cross | 32 | R | Tailor | Pennsylvania |
| 95 | Clara Cross | 33 | Wife | — | Pennsylvania |
| 96 | Matilda Schroth | 35 | Mother-in-law | Demonstrator | Pennsylvania |
| 97 | Mary John | 65 | Mother-in-law | — | Pennsylvania |
| 98 | Joseph Leonard | 60 | Head | — | Pennsylvania |
| 99 | Carl Lutz | 28 | R | Salesman | Pennsylvania |
| 100 | Florence Lutz | 34 | 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)