JD
John Dolan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Essex, Massachusetts
Our Model Tree links this John Dolan across the 1910 and 1920 US Censuses in Essex, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1903), then head of a 7-person household.
Age 17
b. ~1903
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Essex, Massachusetts |
| Surname | Dolan |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Machinist |
| Industry | Woolen Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Machinist |
| Township / Ward | North Andover Township |
| Est. Birth Year | ~1903 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Dolan | Spouse | — | 47 | ~1873 |
| John Dolan | Son | — | 17 | ~1903 |
| James Dolan | Head | — | 45 | ~1875 |
| Bernard Dolan | Son | — | 12 | ~1908 |
| William Dolan | Son | — | 15 | ~1905 |
| James Dolan | Son | — | 14 | ~1906 |
| Florence Dolan | Daughter | — | 9 | ~1911 |
Census Appearances
1910
Essex, Massachusetts
Son, age 8
Essex, Massachusetts · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dolan |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Essex, Massachusetts
Son, age 17
Essex, Massachusetts · implied b. ~1903 — 7 household members
| Surname | Dolan |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Machinist |
| Industry | Woolen Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 John Dolan across 2 US Census years (1910 and 1920) in Essex, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
John Dolan
Son · 1920 · age 17 · b. ~1903 · Massachusetts
★ You are viewing this record
Sibling
Bernard Dolan
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Dolan
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Dolan
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Dolan
Sibling · 1920 · 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
1920 US Federal Census — Essex, Massachusetts
Open full size
1920 US Federal Census — Essex, Massachusetts
Page Contents
28 people indexed on this census page (ia:1920:14thcensusofpopu696unit:0091)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Margaret Bryson | 38 | Wife | — | Canada |
| 52 | James Leesing | 14 | Son | — | Canada |
| 53 | Henry L. Leesing | 11 | Son | — | Canada |
| 54 | Alexander Davis | 53 | Head | Dresser | Massachusetts |
| 55 | Jane R. Davis | 47 | Wife | — | England |
| 56 | Russell F. Davis | 8 | Son | — | Massachusetts |
| 57 | Angus Mcintosh | 46 | Head | Foreman | Massachusetts |
| 58 | Mary Mcintosh | 46 | Wife | — | Massachusetts |
| 59 | Lyman Mcintosh | 3 | Son | — | Massachusetts |
| 60 | Mary Mcintosh | 1 | Daughter | — | Massachusetts |
| 61 | Mary Mcintosh | 85 | Mother | — | Scotland |
| 62 | Hannah Chalmers | 25 | Cousin | Mender | Scotland |
| 63 | Elizabeth Curry | 34 | Head | Mender | Scotland |
| 64 | Margaret Curry | 11 | Daughter | — | Scotland |
| 65 | Lillias Curry | 6 | Son | — | Scotland |
| 66 | John Fife | 56 | Head | Foreman | Scotland |
| 67 | Agnes Fife | 52 | Wife | — | Scotland |
| 68 | John Fife | 16 | Son | — | Massachusetts |
| 69 | Annie Fife | 14 | Daughter | — | Massachusetts |
| 70 | Ernest Lees | 40 | Head | Laborer | England |
| 71 | Mary Lees | 35 | Wife | — | England |
| 72 | James G. Dolan | 45 | Head | Laborer | Massachusetts |
| 73 | Elizabeth Dolan | 47 | Wife | — | Massachusetts |
| 74 | James T. Dolan | 14 | Son | — | Massachusetts |
| 75 | John J. Dolan THIS PERSON | 17 | Son | Machinist | Massachusetts |
| 76 | William Dolan | 15 | Son | — | Massachusetts |
| 77 | Bernard Dolan | 12 | Son | — | Massachusetts |
| 78 | Florence Dolan | 9 | Daughter | — | 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)