MC
Margaret Callahan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Margaret Callahan across the 1900, 1910 and 1920 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1866), then head of a 3-person household.
Age 54
b. ~1866
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Callahan |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1884 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1894 |
| Birthplace (normalized) | ireland |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1866 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Patrick Callahan | Head | — | 55 | ~1865 |
| Mary Callahan | Daughter | — | 24 | ~1896 |
| Margaret Callahan | Spouse | — | 54 | ~1866 |
Census Appearances
1900
Philadelphia, Pennsylvania
Spouse, age 35
Philadelphia, Pennsylvania · implied b. ~1865 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | June |
| Birth Year | 1865 |
| Year of Immigration | 1887 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Philadelphia, Pennsylvania
Spouse, age 42
Philadelphia, Pennsylvania · implied b. ~1868 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 20 |
| Children Born | 0 |
| Children Living | 0 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Philadelphia, Pennsylvania
Spouse, age 54
Philadelphia, Pennsylvania · implied b. ~1866 — 3 household members
| Surname | Callahan |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1884 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1894 |
| Birthplace (normalized) | ireland |
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 Margaret Callahan across 3 US Census years (1900, 1910 and 1920) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Margaret Callahan
Spouse · 1920 · age 54 · b. ~1866 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Philadelphia, Pennsylvania
Open full size
1920 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1644unit:0711)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dawson Addie Dawson | 48 | Wife | None | Pennsylvania |
| 2 | Robert Kempff | 22 | Head | Brakeman | Pennsylvania |
| 3 | Mabel Kempff | 19 | Wife | None | Pennsylvania |
| 4 | John Kempff | 76 | Father-in-law | None | Pennsylvania |
| 5 | Clara Kempff | 52 | Sister-in-law | Proprietory | Pennsylvania |
| 6 | Abraham H Kaitz | 37 | Head | Stationary | Russia |
| 7 | Anna Kaitz | 34 | Wife | None | Pennsylvania |
| 8 | Vincent Kaitz | 2 | Son | None | Pennsylvania |
| 9 | Arthur Conner | 30 | Lodger | Machinist | Pennsylvania |
| 10 | Fred Wilson | 51 | Head | Engineer | Pennsylvania |
| 11 | Thomas Wilson | 36 | Brother | Fireman | Pennsylvania |
| 12 | Emily Wilson | 74 | Mother | None | England |
| 13 | John Shelly | 48 | Head | Musician | Pennsylvania |
| 14 | Clara Shelly | 46 | Wife | None | Pennsylvania |
| 15 | Marion Shelly | 19 | Daughter | Sorting | Pennsylvania |
| 16 | Clara Shelly | 16 | Daughter | None | Pennsylvania |
| 17 | John Shelly | 13 | Son | None | Pennsylvania |
| 18 | Mae Evelyn Shelly | 11 | Daughter | None | Pennsylvania |
| 19 | William Hagman | 43 | Head | Carpenter | Pennsylvania |
| 20 | Margaret Hagman | 34 | Wife | None | Pennsylvania |
| 21 | William Hagman | 9 | Son | None | Pennsylvania |
| 22 | Margaret Hagman | 7 | Daughter | None | Pennsylvania |
| 23 | William Gray | 27 | Lodger | Engraver | Pennsylvania |
| 24 | Thomas Brooker | 53 | Head | Weaver | England |
| 25 | Lena G Brooker | 46 | Wife | None | Pennsylvania |
| 26 | William H Rice | 35 | Brother-in-law | Clerk | New Jersey |
| 27 | Sydney J Rice | 25 | Nephew-in-law | Manager | New Jersey |
| 28 | Charlotte E Rice | 22 | Niece-in-law | Operator | New Jersey |
| 29 | Albert S Henry | 46 | Head | Attorney | Pennsylvania |
| 30 | Matilda C Henry | 41 | Wife | None | Ireland |
| 31 | Florence C Henry | 13 | Daughter | Clerk | Pennsylvania |
| 32 | Annie Summerville | 65 | Aunt | None | Pennsylvania |
| 33 | John R Nixon | 56 | Head | Welder | Pennsylvania |
| 34 | Ida E Nixon | 41 | Wife | None | Pennsylvania |
| 35 | Gladys W Nixon | 17 | Daughter | None | Pennsylvania |
| 36 | Jeanette E Nixon | 5 | Daughter | None | Pennsylvania |
| 37 | Ruth A Nixon | 2 | Daughter | None | Pennsylvania |
| 38 | Otto C Rogge | 50 | Head | Clerk | New York |
| 39 | Matilda Rogge | 48 | Wife | None | Pennsylvania |
| 40 | Carl A Rogge | 20 | Son | Clerk | Pennsylvania |
| 41 | Edna M Rogge | 20 | Daughter-in-law | Stenographer | Pennsylvania |
| 42 | Leonard Kater | 60 | Head | Salesman | Pennsylvania |
| 43 | Lillian Kater | 28 | Wife | None | New York |
| 44 | Leonard F Kater | 2 | Son | None | Pennsylvania |
| 45 | Lillian M Kater | 1 | Daughter | None | Pennsylvania |
| 46 | Patrick Callahan | 55 | Head | Laborer | Ireland |
| 47 | Margaret Callahan THIS PERSON | 54 | Wife | None | Ireland |
| 48 | Mary Callahan | 24 | Daughter | Clerk | Iowa |
| 49 | John F Geib | 40 | Head | Machinist | Pennsylvania |
| 50 | Minnie Geib | 41 | Wife | None | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)