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Ruth Kelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Ruth Kelly across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Kelly |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Everett City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Everett City |
| Est. Birth Year | ~1925 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| James Kelly | Head | — | 53 | ~1887 |
| James Kelly | Son | — | 13 | ~1927 |
| Mary Kelly | Daughter | — | 31 | ~1909 |
| Ruth Kelly | Daughter | — | 15 | ~1925 |
| Thomas Kelly | Other | — | 55 | ~1885 |
| Elizabeth Kelly | Spouse | — | 53 | ~1887 |
| Gertrude Kelly | Daughter | — | 18 | ~1922 |
| Eleanor Kelly | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 5
Middlesex, Massachusetts · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 15
Middlesex-County, Massachusetts · implied b. ~1925 — 8 household members
| Surname | Kelly |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Everett City |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 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 Ruth Kelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Kelly
Daughter · 1940 · age 15 · b. ~1925 · Massachusetts
★ You are viewing this record
Sibling
James Kelly
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Kelly
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Kelly
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Kelly
Sibling · 1940 · age 31
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 — 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-t0627-01604-00267)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Winifred C. Bates | 63 | Head | — | Massachusetts |
| 2 | Edward F. Pleehinger | 80 | Head | Artist | Massachusetts |
| 3 | Jessie B. Pleehinger | 65 | Wife | — | New Hampshire |
| 4 | Maude Ordway | 47 | Roomer | Housekeeper | Massachusetts |
| 5 | Betty M. Ordway | 11 | Roomer | — | Massachusetts |
| 6 | Martin Pleehinger | 72 | Head | Secretary | Massachusetts |
| 7 | Bertha Pleehinger | 64 | Sister | — | Massachusetts |
| 8 | Elizabeth Riley | 66 | Sister-in-law | — | Massachusetts |
| 9 | Emma Conrow | 36 | Head | Practical Nurse | Massachusetts |
| 10 | Mildred Macauley | 45 | Sister | Practical Nurse | Massachusetts |
| 11 | Frank Conrow | 50 | Brother | Machinist | Massachusetts |
| 12 | James B. Kelly | 53 | Head | El Inspector | Massachusetts |
| 13 | Elizabeth Kelly | 53 | Wife | — | Massachusetts |
| 14 | Mary Kelly | 31 | Daughter | Clerk | Massachusetts |
| 15 | Eleanor Kelly | 20 | Daughter | Clerk | Massachusetts |
| 16 | Gertrude Kelly | 18 | Daughter | — | Massachusetts |
| 17 | Ruth Kelly THIS PERSON | 15 | Daughter | — | Massachusetts |
| 18 | James Kelly | 13 | Son | — | Massachusetts |
| 19 | Thomas F. Kelly | 55 | Brother | Laborer | Massachusetts |
| 20 | Charles P. Hanson | 39 | Head | Truck Driver | Massachusetts |
| 21 | Ethel F. Hanson | 36 | Wife | — | Massachusetts |
| 22 | Charles Jr. Hanson | 6 | Son | — | Massachusetts |
| 23 | Louis Hobart | 42 | Head | Stenographer | Maine |
| 24 | Margaret Hobart | 44 | Head | Executive | Maine |
| 25 | Frank E. Jackson | 40 | Head | Supervisor | England |
| 26 | Myrtle Jackson | 40 | Wife | — | Massachusetts |
| 27 | Shirley Jackson | 12 | Daughter | — | Massachusetts |
| 28 | Carolyn Jackson | 12 | Daughter | — | Massachusetts |
| 29 | Helen Locke | 15 | Niece | — | Massachusetts |
| 30 | George B. Smith | 66 | Head | Laundryman | Massachusetts |
| 31 | Louise Smith | 59 | Wife | — | Massachusetts |
| 32 | John Dodwell | 54 | Head | Proprietor | Massachusetts |
| 33 | Lillian Dodwell | 52 | Wife | — | Maine |
| 34 | Sam German | 53 | Head | Proprietor | Russia |
| 35 | Bessie German | 47 | Wife | — | Russia |
| 36 | Bertha German | 16 | Daughter | — | Massachusetts |
| 37 | Hyman German | 14 | Son | — | Massachusetts |
| 38 | John German | 7 | Daughter | — | Massachusetts |
| 39 | David H. Kraenow | 34 | Head | Insurance Salesman | Massachusetts |
| 40 | Ada Kraenow | 31 | Wife | — | Massachusetts |
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)