HJ
Helen Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Plymouth-County, Massachusetts
Our Model Tree links this Helen Jones across the 1910, 1920, 1930 and 1940 US Censuses in Plymouth-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Thomas & William — first a daughter (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Plymouth-County, Massachusetts |
| Surname | Jones |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Marshfield (Town) |
| 1935 Residence (County) | Plymouth |
| Additional Details | |
| Occupation | Teacher |
| Industry | Grammar School |
| Class of Worker | GW |
| Hours Worked | 30 |
| Income (1939) | 1300 |
| Highest Grade | C-4 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Teacher |
| Township / Ward | Marshfield Town |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Jones | Daughter | — | 32 | ~1908 |
| Marion Jones | Daughter | — | 38 | ~1902 |
| William Jones | Head | — | 67 | ~1873 |
| Elizabeth Jones | Spouse | — | 66 | ~1874 |
Census Appearances
1910
Plymouth, Massachusetts
Daughter, age 2
Plymouth, Massachusetts · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Plymouth, Massachusetts
Daughter, age 12
Plymouth, Massachusetts · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Plymouth, Massachusetts
Daughter, age 22
Plymouth, Massachusetts · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Helen F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Teacher |
| Industry | School Public |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Plymouth-County, Massachusetts
Daughter, age 32
Plymouth-County, Massachusetts · implied b. ~1908 — 4 household members
| Surname | Jones |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Marshfield (Town) |
| 1935 Residence (County) | Plymouth |
| Occupation | Teacher |
| Industry | Grammar School |
| Class of Worker | GW |
| Hours Worked | 30 |
| Income (1939) | 1300 |
| Highest Grade | C-4 |
| 1935 Residence | Same house |
| 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 Jones across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Jones (~0.92 confidence) and father William Jones (~0.92 confidence) and father William Jones (~0.92 confidence) and mother Elizabeth Jones (~0.92 confidence) and mother Elizabeth Jones (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Jones
b. ~1873
Source father
● Household
· direct · ~0.92
Father
William Jones
b. ~1873
Source father
● Household
· direct · ~0.92
Father
William Jones
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Jones
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Jones
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Jones
Daughter · 1940 · age 32 · b. ~1908 · Massachusetts
★ You are viewing this record
Sibling
Marion Jones
Sibling · 1940 · age 38
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
1940 US Federal Census — Plymouth-County, Massachusetts
Open full size
1940 US Federal Census — Plymouth-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01638-00727)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gilbert Osborne | 22 | Son | Driver | Massachusetts |
| 42 | Myron Jr. Osborne | 18 | Son | Caddy | Massachusetts |
| 43 | Leonard Taylor | 66 | Head | Carpenter | Massachusetts |
| 44 | Ella B. Taylor | 61 | Wife | — | Massachusetts |
| 45 | Burton J. Taylor | 26 | Son | Carpenter | Massachusetts |
| 46 | Lilla W. Hobakae | 65 | Head | — | Massachusetts |
| 47 | C. Leslie Baker | 63 | Brother | — | Massachusetts |
| 48 | Clarence Rodgers | 54 | Head | Laborer | Massachusetts |
| 49 | Joseph Robbins | 62 | Head | Laborer | Portugal |
| 50 | Annie W. Williamson | 68 | Head | — | Massachusetts |
| 51 | Arthur H. Chandler | 48 | Head | Manager | Massachusetts |
| 52 | Glendora Chandler | 47 | Wife | — | Massachusetts |
| 53 | Russell W. Chandler | 20 | Son | Sales And Service | Massachusetts |
| 54 | Mary Levellio | 43 | Head | — | Massachusetts |
| 55 | Joseph Levellio | 21 | Son | Laborer | Massachusetts |
| 56 | John Lopes | 45 | Boarder | Laborer | Portugal |
| 57 | George Lane | 40 | Head | Laborer | Massachusetts |
| 58 | Margaret Lane | 35 | Wife | — | Massachusetts |
| 59 | George Jr. Lane | 12 | Son | — | Massachusetts |
| 60 | Gustavis Lane | 8 | Son | — | Massachusetts |
| 61 | Gustavis Lane | 45 | Brother | Electrician | Massachusetts |
| 62 | Wilfred Bonney | 32 | Head | Laborer | Massachusetts |
| 63 | Gladys Bonney | 28 | Wife | — | Massachusetts |
| 64 | Wilfred Jr. Bonney | 10 | Son | — | New Hampshire |
| 65 | Jacqueline Bonney | 9 | Daughter | — | Massachusetts |
| 66 | Priscilla Bonney | 7 | Daughter | — | Massachusetts |
| 67 | Ethel Bonney | 5 | Daughter | — | Massachusetts |
| 68 | Albert Bonney | 3 | Son | — | Massachusetts |
| 69 | Robert Bonney | 0 | Son | — | Massachusetts |
| 70 | William H. Jones | 67 | Head | — | Massachusetts |
| 71 | Elizabeth W. Jones | 66 | Wife | — | Massachusetts |
| 72 | Marion E. Jones | 38 | Daughter | — | Massachusetts |
| 73 | Helen L. Jones THIS PERSON | 32 | Daughter | Teacher | Massachusetts |
| 74 | Albert A. Dennis | 52 | Head | Farmer | Massachusetts |
| 75 | Mabel O. Dennis | 57 | Wife | — | New York |
| 76 | William A. Chase | 62 | Head | Meat Cutter | Massachusetts |
| 77 | Mary Chase | 49 | Wife | — | Massachusetts |
| 78 | Wilfred Bonney | 69 | Head | Cobbler | Massachusetts |
| 79 | Allerton S. Barstow | 62 | Head | Postmaster | Massachusetts |
| 80 | Eleanor B. Barstow | 39 | Daughter | — | Massachusetts |
Related Census Records
Pedigree Summary
Helen + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)