JD
James Doherty — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this James Doherty across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 3-person household.
Age 49
b. ~1881
Male
Head
Born: Ireland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Doherty |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Cutter |
| Industry | Garments |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 55 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Cutter |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1881 |
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 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Doherty | Son | — | 20 | ~1910 |
| Julia Doherty | Other | — | 42 | ~1888 |
| James Doherty | Head | — | 49 | ~1881 |
Census Appearances
1910
Suffolk, Massachusetts
Other, age 25
Suffolk, Massachusetts · implied b. ~1885 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doherty |
| Given Name | James |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1905 |
| Naturalization Status | Alien |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Middlesex, Massachusetts
Other, age 34
Middlesex, Massachusetts · implied b. ~1886 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doherty |
| Given Name | James |
| Relationship to Head | Cousin |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1904 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Crane man |
| Industry | U.S. Arsenal |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | ireland |
1930
Middlesex, Massachusetts
Head, age 49
Middlesex, Massachusetts · implied b. ~1881 — 3 household members
| Surname | Doherty |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Single |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Cutter |
| Industry | Garments |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 55 |
| Radio Set | R |
| Birth Country | Ireland |
| 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 James Doherty across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Doherty
Head · 1930 · age 49 · b. ~1881 · Massachusetts
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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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
30 people indexed on this census page (ia:1930:massachusettscensus00reel916:0058)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Riley Gordon | 25 | Lodger | Printer | Canada-English |
| 52 | Mary | 21 | Lodger | Stenographer | Canada-English |
| 53 | Imogene Goodwin | 75 | Head | Librarian | Ohio |
| 54 | Patrick Harrigan | 55 | Head | Butcher | Ireland |
| 55 | Mary E Harrigan | 55 | Wife | — | Ireland |
| 56 | Agnes Harrigan | 29 | Daughter | Printer | Massachusetts |
| 57 | Gertrude Harrigan | 25 | Daughter | Clerk | Massachusetts |
| 58 | James Harrigan | 23 | Son | Operator | Massachusetts |
| 59 | Annie Tierney | 71 | Head | — | Massachusetts |
| 60 | James Doherty THIS PERSON | 49 | Head | Cutter | Ireland |
| 61 | Julia Doherty | 42 | Sister | — | Ireland |
| 62 | James Doherty | 20 | Son | — | Massachusetts |
| 63 | Martin Swanger | 36 | Head | Butcher | Pennsylvania |
| 64 | Esther Swanger | 20 | Wife | — | Massachusetts |
| 65 | James J Ruen | 35 | Head | Truck Driver | Rhode Island |
| 66 | Etta Ruen | 31 | Wife | — | England |
| 67 | James Ruen | 3 | Son | — | Massachusetts |
| 68 | Mary During | 53 | Head | — | England |
| 69 | Gertrude During | 25 | Daughter | Inspector | England |
| 70 | David Lambert | 57 | Head | Painter | Massachusetts |
| 71 | Emma Lambert | 51 | Wife | — | Massachusetts |
| 72 | Fred Lambert | 23 | Son | — | Massachusetts |
| 73 | Margaret Lambert | 17 | Daughter | — | Massachusetts |
| 74 | Leo Reid | 52 | Head | Salesman | Ireland |
| 75 | Katherine Reid | 42 | Wife | — | England |
| 76 | Pearl Pagel | 57 | Head | Carpenter | Canada-English |
| 77 | Jessie Pagel | 51 | Wife | — | Canada-English |
| 78 | Francis Pagel | 13 | Son | — | Massachusetts |
| 79 | Bessie George | 24 | Lodger | Saleswoman | Canada-English |
| 80 | Fred Limberg | 27 | Lodger | Machinist | Sweden |
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)