HK
Helen Kelley — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Helen Kelley across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Matthew — first a daughter (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Kelley |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 1800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Teacher |
| Township / Ward | Medford City |
| Est. Birth Year | ~1907 |
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 |
|---|---|---|---|---|
| Matthew Kelley | Head | — | 65 | ~1875 |
| Helen Kelley | Daughter | — | 33 | ~1907 |
| Edward Johnston | Other | — | 53 | ~1887 |
| Margaret Johnston | Other | — | 59 | ~1881 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 13
Middlesex, Massachusetts · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Rhode Island |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 23
Middlesex, Massachusetts · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelley |
| Given Name | Helen M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Teacher |
| Industry | School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 33
Middlesex-County, Massachusetts · implied b. ~1907 — 4 household members
| Surname | Kelley |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 1800 |
| Highest Grade | Hs 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 Kelley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Kelley (~0.92 confidence) and father Matthew Kelley (~0.92 confidence) and father Matthew Kelley (~0.92 confidence) and mother Elizabeth Kelley (~0.92 confidence) and mother Elizabeth Johnston (~0.84 confidence). The pedigree spans 2 generations with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.9
Father
John Kelley
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Matthew Kelley
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Matthew Kelley
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Kelley
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Johnston
b. ~1843
Source mother>mother
● Household
· direct · ~0.84
This person
Anchor record
Helen Kelley
Daughter · 1940 · age 33 · b. ~1907 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01611-00305)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hawkins, Alice C. Hawkins | 51 | — | Saleslady | Massachusetts |
| 2 | Lane, Joseph P. Hawkins | 59 | boarder | Fireman | Massachusetts |
| 3 | Lane, Anne M. Hawkins | 56 | boarder | — | Massachusetts |
| 4 | Carl F. Stead | 27 | head | Milkman | Massachusetts |
| 5 | Bina R. Stead | 25 | wife | — | Massachusetts |
| 6 | Robert C. Stead | 2 | son | — | Massachusetts |
| 7 | Dominic W. Padula | 26 | head | Truck-Driver | Massachusetts |
| 8 | Jeanette Padula | 27 | wife | — | Massachusetts |
| 9 | Nancy J. Padula | 4 | daughter | — | Massachusetts |
| 10 | William A. Padula | 2 | son | — | Massachusetts |
| 11 | Henry S. Padula | 0 | son | — | Massachusetts |
| 12 | Edith M. Peak | 32 | sister-in-law | Practical Nurse | Massachusetts |
| 13 | Thomas A. Brown | 41 | head | Projectionist | Canada English |
| 14 | Cora B. Brown | 46 | wife | — | Canada English |
| 15 | Jean E. Brown | 12 | daughter | — | Canada English |
| 16 | Ruby A. Brown | 10 | daughter | — | Massachusetts |
| 17 | Annie M. Kenney | 64 | head | — | Irish Free State |
| 18 | Frederick Kenney | 31 | son | Chauffeur | Massachusetts |
| 19 | Robert A. Fone | 44 | head | Machinist | Massachusetts |
| 20 | Edith M. Fone | 43 | wife | — | Canada English |
| 21 | Donald Fone | 17 | son | — | Massachusetts |
| 22 | Stanley Fone | 7 | son | — | Massachusetts |
| 23 | Robert F. Fone | 25 | son | Mail Clerk | Massachusetts |
| 24 | Doris E. Fone | 25 | daughter-in-law | Registered Nurse | Massachusetts |
| 25 | James H. Johnston | 60 | head | Mason Lumber | Rhode Island |
| 26 | Anna M. Johnston | 61 | wife | — | Massachusetts |
| 27 | Loretta A. Johnston | 28 | daughter | Teacher | Massachusetts |
| 28 | James J. Johnston | 27 | son | Salesman | Massachusetts |
| 29 | Matthew J. Kelley | 65 | head | Janitor | Massachusetts |
| 30 | Helen Kelley THIS PERSON | 33 | daughter | Teacher | Massachusetts |
| 31 | Edward M. Johnston | 53 | brother-in-law | Laborer | Massachusetts |
| 32 | Margaret E. Johnston | 59 | sister-in-law | — | Rhode Island |
| 33 | James Donahue | 62 | head | Laborer | Irish Free State |
| 34 | Elizabeth Donahue | 62 | wife | — | Irish Free State |
| 35 | Elizabeth A. Donahue | 27 | daughter | Clerk | Massachusetts |
| 36 | Mary Nolan | 81 | boarder | — | Irish Free State |
| 37 | Addison M. Taylor | 36 | head | Salesman | Canada English |
| 38 | Elizabeth A. Taylor | 32 | wife | — | Belgium |
| 39 | Thomas R. Taylor | 7 | son | — | Massachusetts |
| 40 | Louise Masset | 57 | mother-in-law | — | Belgium |
Pedigree Summary
Helen
Gen 1 · 4 parents
~0.92
Gen 2 · 1 grandparents
~0.84
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)