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Katherine Kelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Katherine Kelly across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 9-person household.
Age 50
b. ~1890
Female
Spouse
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Kelly |
| Given Name | Katherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | S 8 |
| 1935 Residence | Same house |
| Birthplace (normalized) | irish free state |
| Township / Ward | Boston City |
| Est. Birth Year | ~1890 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Katherine | Age | Birth yr |
|---|---|---|---|---|
| Mary Kelly | Daughter | — | 21 | ~1919 |
| William Kelly | Son | — | 27 | ~1913 |
| Joseph Kelly | Son | — | 8 | ~1932 |
| Margaret Kelly | Daughter | — | 19 | ~1921 |
| William Kelly | Head | — | 58 | ~1882 |
| John Kelly | Son | — | 23 | ~1917 |
| Leo Kelly | Son | — | 24 | ~1916 |
| Thomas Kelly | Son | — | 12 | ~1928 |
| Katherine Kelly | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Suffolk, Massachusetts
Spouse, age 40
Suffolk, Massachusetts · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Katherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1904 |
| Age at First Marriage | 34 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | irish free state |
1940
Suffolk-County, Massachusetts
Spouse, age 50
Suffolk-County, Massachusetts · implied b. ~1890 — 9 household members
| Surname | Kelly |
| Given Name | Katherine |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | S 8 |
| 1935 Residence | Same house |
| Birthplace (normalized) | irish free state |
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 Katherine Kelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Katherine Kelly
Spouse · 1940 · age 50 · b. ~1890 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01668-00442)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ellen Kilpatrick | 8 | Daughter | — | Massachusetts |
| 2 | Phillip Kilpatrick | 6 | Son | — | Massachusetts |
| 3 | John Kilpatrick | 4 | Son | — | Massachusetts |
| 4 | Paul Kilpatrick | 3 | Son | — | Massachusetts |
| 5 | Paul F. Meade | 67 | Head | Recreation Attendant | England |
| 6 | Mary Meade | 70 | Sister | — | England |
| 7 | George E. Walker | 45 | Head | Clerk-Shipper | Connecticut |
| 8 | Louise Walker | 38 | Wife | — | Connecticut |
| 9 | Jane Walker | 15 | Daughter | — | Connecticut |
| 10 | Doris Walker | 13 | Daughter | — | Connecticut |
| 11 | Ann Walker | 11 | Daughter | — | Connecticut |
| 12 | George F. Jr. Walker | 7 | Son | — | Connecticut |
| 13 | Catherine Mulliken | 78 | Mother | — | Irish Free State |
| 14 | Gregory Connolly | 53 | Head | Freight Hand | Irish Free State |
| 15 | Mary J. Connolly | 51 | Wife | — | Irish Free State |
| 16 | Rose Connolly | 23 | Daughter | Graduate Nurse | Massachusetts |
| 17 | Mary Connolly | 22 | Daughter | Clerk-Typist | Massachusetts |
| 18 | Gregory Jr. Connolly | 19 | Son | Clerk-File | Massachusetts |
| 19 | Mary Walsh | 33 | Niece | — | Massachusetts |
| 20 | Bernard A. Newcomb | 40 | Head | Shipper | Maine |
| 21 | Mary A. Newcomb | 37 | Wife | — | Massachusetts |
| 22 | Martha Ann Newcomb | 2 | Daughter | — | Massachusetts |
| 23 | William F. Kelly | 58 | Head | Bartender | Irish Free State |
| 24 | Katherine Kelly THIS PERSON | 50 | Wife | — | Irish Free State |
| 25 | William Kelly | 27 | Son | Timekeeper | Massachusetts |
| 26 | Leo J. Kelly | 24 | Son | Constable | Massachusetts |
| 27 | John F. Kelly | 23 | Son | — | Massachusetts |
| 28 | Mary T. Kelly | 21 | Daughter | Telephone Operator | Massachusetts |
| 29 | Margaret Kelly | 19 | Daughter | — | Massachusetts |
| 30 | Thomas Kelly | 12 | Son | — | Massachusetts |
| 31 | Joseph Kelly | 8 | Son | — | Massachusetts |
| 32 | Patrick J. Goode | 62 | Head | Garden Laborer | Irish Free State |
| 33 | Winifred Goode | 50 | Wife | — | Irish Free State |
| 34 | Mary Goode | 20 | Daughter | Clerk-Billing | Massachusetts |
| 35 | Marguerite Goode | 16 | Daughter | — | Massachusetts |
| 36 | Francis Goode | 11 | Son | — | Massachusetts |
| 37 | William Goode | 8 | Son | — | Massachusetts |
| 38 | James Lancaster | 48 | Head | Ropemaker | Irish Free State |
| 39 | Mary E. Lancaster | 48 | Wife | — | Irish Free State |
| 40 | William Lancaster | 19 | Son | Clerk-Typist | 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)