JC
James Callahan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this James Callahan across the 1910 and 1920 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1905), then head of a 9-person household.
Age 15
b. ~1905
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Norfolk, Massachusetts |
| Surname | Callahan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Norwood Town |
| Est. Birth Year | ~1905 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Margaret Callahan | Spouse | — | 47 | ~1873 |
| Margaret Callahan | Daughter | — | 13 | ~1907 |
| Irene Callahan | Daughter | — | 5 | ~1915 |
| Mary Callahan | Daughter | — | 18 | ~1902 |
| James Callahan | Son | — | 15 | ~1905 |
| Joseph Callahan | Son | — | 21 | ~1899 |
| Daniel Callahan | Son | — | 10 | ~1910 |
| Catherine Callahan | Daughter | — | 20 | ~1900 |
| Daniel Callahan | Head | — | 50 | ~1870 |
Census Appearances
1910
Norfolk, Massachusetts
Son, age 5
Norfolk, Massachusetts · implied b. ~1905 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Norfolk, Massachusetts
Son, age 15
Norfolk, Massachusetts · implied b. ~1905 — 9 household members
| Surname | Callahan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 James Callahan across 2 US Census years (1910 and 1920) in Norfolk, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
James Callahan
Son · 1920 · age 15 · b. ~1905 · Massachusetts
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Sibling
Catherine Callahan
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Callahan
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Callahan
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Callahan
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Callahan
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Callahan
Sibling · 1920 · age 18
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
1920 US Federal Census — Norfolk, Massachusetts
Open full size
1920 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu723unit:0207)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Frederick Bartsch | 52 | Head | Superintendent | Massachusetts |
| 52 | Elizabeth W Bartsch | 55 | Wife | — | Massachusetts |
| 53 | Arthur R Mccarthy | 1 | Boarder | — | Massachusetts |
| 54 | Arthur H Smith | 34 | Head | Book Binder | Massachusetts |
| 55 | Freda Smith | 28 | Wife | — | New Hampshire |
| 56 | John William Smith | 6 | Son | — | Massachusetts |
| 57 | Robert S Smith | 4 | Son | — | Massachusetts |
| 58 | Charles C Smith | 55 | Father-in-law | Reporter | New Hampshire |
| 59 | Bertha Smith | 26 | Sister-in-law | Bookkeeper | New Hampshire |
| 60 | Ernest H Grant | 49 | Head | Proprietor | Massachusetts |
| 61 | Ida M Grant | 47 | Wife | — | New York |
| 62 | Lois A Grant | 20 | Daughter | — | Massachusetts |
| 63 | Ernest H Grant | 11 | Son | — | Massachusetts |
| 64 | Almea Bloom | 32 | Servant | Housekeeper | Finland |
| 65 | Andrew E Whitney | 38 | Head | Photographer | Massachusetts |
| 66 | Gertrude Whitney | 42 | Wife | — | Massachusetts |
| 67 | Marjorie D Whitney | 3 | Daughter | — | Massachusetts |
| 68 | Ellen B Whitney | 0 | Daughter | — | Massachusetts |
| 69 | Mary T Kendall | 69 | Mother-in-law | — | New York |
| 70 | Harold E Kendall | 26 | Brother-in-law | — | Wisconsin |
| 71 | Frank E Sullivan | 58 | Head | Master | Massachusetts |
| 72 | Jessie A Sullivan | 57 | Wife | Common School | Nova Scotia |
| 73 | John F Callahan | 56 | Head | — | Maine |
| 74 | Margaret E Callahan | 58 | Wife | Owner | Massachusetts |
| 75 | Michael Dunn | 83 | Father-in-law | — | Ireland |
| 76 | Daniel E Callahan | 50 | Head | — | Ireland |
| 77 | Margaret T Callahan | 47 | Wife | Furniture | Massachusetts |
| 78 | Joseph M Callahan | 21 | Son | — | Massachusetts |
| 79 | Catherine Callahan | 20 | Daughter | — | Massachusetts |
| 80 | Mary Callahan | 18 | Daughter | Stenographer | Massachusetts |
| 81 | James Callahan THIS PERSON | 15 | Son | — | Massachusetts |
| 82 | Margaret Callahan | 13 | Daughter | — | Massachusetts |
| 83 | Daniel E Jr Callahan | 10 | Son | — | Massachusetts |
| 84 | Irene Callahan | 5 | Daughter | — | Massachusetts |
| 85 | James H Partridge | 74 | Head | — | Massachusetts |
| 86 | Elizabeth Partridge | 67 | Wife | — | New York |
| 87 | William John Patterson | 48 | Head | Foreman | Massachusetts |
| 88 | Belle Patterson | 35 | Wife | Inspector | Scotland |
| 89 | Martha Patterson | 50 | Mother-in-law | — | Scotland |
| 90 | Wilfred Hunt | 39 | Head | — | Massachusetts |
| 91 | Ethel Hunt | 41 | Wife | Foreman | England |
| 92 | Jack Hunt | 17 | Son | — | England |
| 93 | Fred Hunt | 13 | Son | — | Massachusetts |
| 94 | Frank Hunt | 2 | Son | — | Massachusetts |
| 95 | John W Chesney | 33 | Head | — | Massachusetts |
| 96 | Florence Chesney | 26 | Wife | Manager | Maine |
| 97 | Mary A Chesney | 4 | Daughter | — | Maine |
| 98 | Frederick Chesney | 3 | Son | — | Maine |
| 99 | Charles S Chesney | 68 | Head | — | Maine |
| 100 | Alice Chesney | 52 | Wife | Foreman | Massachusetts |
Related Census Records
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)