WC
William Callahan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this William Callahan across the 1910 and 1920 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 8-person household.
Age 50
b. ~1870
Male
Head
Born: Massachusetts
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Norfolk, Massachusetts |
| Surname | Callahan |
| Given Name | William J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Laster |
| Industry | Shoe factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laster |
| Township / Ward | Holbrook Town |
| Est. Birth Year | ~1870 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Helena Callahan | Daughter | — | 3 | ~1917 |
| Grace Callahan | Daughter | — | 4 | ~1916 |
| Mary Callahan | Daughter | — | 7 | ~1913 |
| Joseph Callahan | Son | — | 5 | ~1915 |
| William Callahan | Son | — | 9 | ~1911 |
| Mary Callahan | Spouse | — | 34 | ~1886 |
| John Callahan | Son | — | 10 | ~1910 |
| William Callahan | Head | — | 50 | ~1870 |
Census Appearances
1910
Norfolk, Massachusetts
Head, age 40
Norfolk, Massachusetts · implied b. ~1870 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | William C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Years Married | 1 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Occupation | Lasher |
| Industry | Shoe Factory |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Norfolk, Massachusetts
Head, age 50
Norfolk, Massachusetts · implied b. ~1870 — 8 household members
| Surname | Callahan |
| Given Name | William J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Occupation | Laster |
| Industry | Shoe factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| 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 William Callahan across 2 US Census years (1910 and 1920) in Norfolk, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
William Callahan
Head · 1920 · age 50 · b. ~1870 · Massachusetts
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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 — Norfolk, Massachusetts
Open full size
1920 US Federal Census — Norfolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu722unit:0711)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William J Callahan THIS PERSON | 50 | Head | Laster | Massachusetts |
| 52 | Mary M Callahan | 34 | Wife | — | Ireland |
| 53 | John Callahan | 10 | Son | — | Massachusetts |
| 54 | William Jr Callahan | 9 | Son | — | Massachusetts |
| 55 | Mary C Callahan | 7 | Daughter | — | Massachusetts |
| 56 | Joseph Callahan | 5 | Son | — | Massachusetts |
| 57 | Grace Callahan | 4 | Daughter | — | Massachusetts |
| 58 | Helena Callahan | 3 | Daughter | — | Massachusetts |
| 59 | Ellen Greaney | 70 | Head | Housework | Ireland |
| 60 | John Greaney | 38 | Boarder | Laborer | Massachusetts |
| 61 | Mary Finnigan | 43 | Head | Stitcher | Massachusetts |
| 62 | Daniel Finnigan | 38 | Brother | Finisher | Massachusetts |
| 63 | Peter M Mccarthy | 59 | Head | Band Maker | Massachusetts |
| 64 | Annie M Mccarthy | 59 | Wife | — | Massachusetts |
| 65 | Alice M Mccarthy | 26 | Daughter | Stitcher | Massachusetts |
| 66 | Irene B Mccarthy | 7 | Daughter | — | Massachusetts |
| 67 | John L Taban | 36 | Head | Edge Setter | Massachusetts |
| 68 | Mary E Taban | 37 | Wife | — | Massachusetts |
| 69 | Marion J Taban | 11 | Daughter | — | Massachusetts |
| 70 | Geraldine Taban | 10 | Daughter | — | Massachusetts |
| 71 | Joseph G Taban | 8 | Son | — | Massachusetts |
| 72 | Alice M Taban | 48 | Sister | Cementer | Massachusetts |
| 73 | Fred M Dolittle | 51 | Head | Lining Cutter | Massachusetts |
| 74 | Nellie C Dolittle | 49 | Wife | — | Massachusetts |
| 75 | Mary L Dolittle | 19 | Daughter | Stenographer | Massachusetts |
| 76 | Arthur E Dolittle | 16 | Son | Finisher | Massachusetts |
| 77 | Charles E Dorman | 33 | Head | Machinist | Massachusetts |
| 78 | Margaret M Dorman | 27 | Wife | — | Ireland |
| 79 | John F Dorman | 6 | Son | — | Massachusetts |
| 80 | Leo E Dorman | 4 | Son | — | Massachusetts |
| 81 | Mary M Dorman | 2 | Daughter | — | Massachusetts |
| 82 | Patrick Moran | 33 | Head | Cutter | Ireland |
| 83 | Annie J Moran | 36 | Wife | — | Ireland |
| 84 | Helen E Moran | 9 | Daughter | — | Massachusetts |
| 85 | Genevieve M Moran | 7 | Daughter | — | Massachusetts |
| 86 | Marjorie A Moran | 5 | Daughter | — | Massachusetts |
| 87 | George H Wallace | 43 | Head | Finisher | Germany |
| 88 | Elida M Wallace | 42 | Wife | — | Canada |
| 89 | Harold G Wallace | 20 | Son | Wheeler | Massachusetts |
| 90 | Ralph L Wallace | 19 | Son | Sole Leather Worker | Massachusetts |
| 91 | Elizabeth M Wallace | 16 | Daughter | — | Massachusetts |
| 92 | David J Wallace | 12 | Son | — | Massachusetts |
| 93 | Edward J Quigley | 37 | Head | Stone Mason | Massachusetts |
| 94 | Katherine M Quigley | 34 | Sister | Teacher | Massachusetts |
| 95 | Cecil R Bennitt | 37 | Head | Sole Cutter | Canada |
| 96 | Bertha M Bennitt | 34 | Wife | — | Massachusetts |
| 97 | Blanche E Bennitt | 12 | Daughter | — | Massachusetts |
| 98 | Robie E Bennitt | 28 | Brother | Grinder | Canada |
| 99 | Beatrice Bennitt | 29 | Wife | — | Canada |
| 100 | Fred L Sears | 40 | Head | Millwright | Massachusetts |
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)