HJ
Helen James — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Helen James across the 1920, 1930 and 1940 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Edward & James — first a daughter (b.~1910), then head of a 5-person household.
Age 20
b. ~1910
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | James |
| Given Name | Helen M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Teacher |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1910 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Marion James | Spouse | — | 53 | ~1877 |
| Catherine James | Daughter | — | 18 | ~1912 |
| Helen James | Daughter | — | 20 | ~1910 |
| James James | Head | — | 53 | ~1877 |
| William James | Son | — | 22 | ~1908 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 9
Middlesex, Massachusetts · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 20
Middlesex, Massachusetts · implied b. ~1910 — 5 household members
| Surname | James |
| Given Name | Helen M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 29
Middlesex-County, Massachusetts · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Helena |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville City |
| 1935 Residence (County) | Middlesex |
| Occupation | counter girl |
| Industry | restaurant |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 300 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| 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 Helen James across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward James (~0.50 confidence) and father James James (~0.92 confidence) and father John Jane (~0.44 confidence) and mother Dorothy Jane (~0.44 confidence) and mother Gertrude James (~0.92 confidence) and mother Marion James (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.69
Father
Edward James
b. ~1913
Source father
● Household
· direct · ~0.5
Father
James James
b. ~1877
Source father
● Household
· direct · ~0.92
Father
John Jane
b. ~1887
Source father>father
● Household
· direct · ~0.44
Mother
Dorothy Jane
b. ~1887
Source father>mother
● Household
· direct · ~0.44
Mother
Gertrude James
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Marion James
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen James
Daughter · 1930 · age 20 · b. ~1910 · Massachusetts
★ You are viewing this record
Sibling
Catherine James
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William James
Sibling · 1930 · age 22
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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
44 people indexed on this census page (ia:1930:massachusettscensus00reel920:0848)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Annie M Flynn | 60 | Head | — | Massachusetts |
| 52 | Mary E Flynn | 57 | Sister | Inspector | Massachusetts |
| 53 | Sarah Moriarty | 56 | Lodger | Winder | Massachusetts |
| 54 | Charles Myers | 30 | Head | Fireman | Massachusetts |
| 55 | Loretta M Myers | 26 | Wife | — | Massachusetts |
| 56 | William H Murray | 60 | Head | Engineer | Irish Free State |
| 57 | Mary E Murray | 60 | Wife | — | Irish Free State |
| 58 | James Murray | 30 | Son | — | Massachusetts |
| 59 | William J Murray | 23 | Son | Beam Fixer | Massachusetts |
| 60 | David H Regan | 38 | Head | Foreman | Massachusetts |
| 61 | Margaret V Regan | 34 | Wife | — | Massachusetts |
| 62 | Richard J Regan | 5 | Son | — | Massachusetts |
| 63 | Mary E Regan | 3 | Daughter | — | Massachusetts |
| 64 | Arthur F Regan | 1 | Son | — | Massachusetts |
| 65 | William J Callahan | 33 | Head | Fireman | Massachusetts |
| 66 | Mary E Callahan | 33 | Wife | — | Massachusetts |
| 67 | Ruth Callahan | 3 | Daughter | — | Massachusetts |
| 68 | Richard Regan | 60 | Father-in-law | Watchman | Irish Free State |
| 69 | Hannah Regan | 60 | Mother-in-law | — | Irish Free State |
| 70 | Mary M Murphy | 51 | Head | — | England |
| 71 | Edward P Murphy | 26 | Son | Civil Engineer | Massachusetts |
| 72 | Alice F Murphy | 20 | Daughter | Stenographer | Massachusetts |
| 73 | Leo P Murphy | 16 | Son | — | Massachusetts |
| 74 | Rita Murphy | 15 | Daughter | — | Massachusetts |
| 75 | Pauline Murphy | 10 | Daughter | — | Massachusetts |
| 76 | Vincent Murphy | 8 | Son | — | Massachusetts |
| 77 | Richard O'Shea | 51 | Head | Machinist | Irish Free State |
| 78 | Alice O'Shea | 48 | Wife | Winder | Massachusetts |
| 79 | Pauline O'Shea | 19 | Daughter | — | Maine |
| 80 | Samuel O'Shea | 18 | Son | — | Maine |
| 81 | Daniel Campbell | 53 | Head | Roller Repairer | New York |
| 82 | Marion Campbell | 56 | Wife | — | New York |
| 83 | Marion Campbell | 19 | Daughter | — | Massachusetts |
| 84 | Daniel Campbell | 13 | Son | — | Massachusetts |
| 85 | James James | 53 | Head | Roller Repairer | Massachusetts |
| 86 | Marion E James | 53 | Wife | — | Massachusetts |
| 87 | William J James | 22 | Son | — | England |
| 88 | Helen M James THIS PERSON | 20 | Daughter | Teacher | Massachusetts |
| 89 | Catherine James | 18 | Daughter | Winder | England |
| 90 | Charles O'Brien | 63 | Head | Collector | Massachusetts |
| 91 | Annie O'Brien | 60 | Sister | — | Massachusetts |
| 92 | Nora O'Brien | 57 | Sister | — | Massachusetts |
| 93 | Ellen Buckley | 58 | Servant | Maid | Irish Free State |
| 94 | Mary Healey | 65 | Servant | Maid | Irish Free State |
Pedigree Summary
Helen + 2 siblings
Gen 1 · 4 parents
~0.81
Gen 2 · 2 grandparents
~0.44
Max depth 4 (1900–1950 window)
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)