KK
Katherine Kelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Katherine Kelly across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 9-person household.
Age 45
b. ~1895
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Kelly |
| Given Name | Katherine M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Melrose City |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Melrose City |
| Est. Birth Year | ~1895 |
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 |
|---|---|---|---|---|
| Grace Kelly | Daughter | — | 14 | ~1926 |
| Edward Kelly | Head | — | 48 | ~1892 |
| George Kelly | Son | — | 9 | ~1931 |
| Daniel Kelly | Son | — | 24 | ~1916 |
| Edward Kelly | Son | — | 21 | ~1919 |
| William Kelly | Son | — | 7 | ~1933 |
| Marie Kelly | Daughter | — | 11 | ~1929 |
| Katherine Kelly | Spouse | — | 45 | ~1895 |
| John Kelly | Son | — | 18 | ~1922 |
Census Appearances
1930
Middlesex, Massachusetts
Other, age 35
Middlesex, Massachusetts · implied b. ~1895 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Katherine |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 18 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Spouse, age 45
Middlesex-County, Massachusetts · implied b. ~1895 — 9 household members
| Surname | Kelly |
| Given Name | Katherine M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Melrose City |
| Class of Worker | 0 |
| Highest Grade | No 2 |
| 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 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 45 · b. ~1895 · 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
39 people indexed on this census page (nara:1940:m-t0627-01613-00271)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nellie J Moore | 64 | Sister | — | Massachusetts |
| 2 | Alva M Woodside | 39 | Head | Retail Drug Store | Massachusetts |
| 3 | Lillian M Woodside | 32 | Wife | — | Massachusetts |
| 4 | Carol J Woodside | 1 | Daughter | — | Massachusetts |
| 5 | Albert M Fortier | 34 | Head | Retail News Agency | New Hampshire |
| 6 | Marie T Fortier | 35 | Wife | — | Massachusetts |
| 7 | Albert M Jr Fortier | 3 | Son | — | Massachusetts |
| 8 | Mabel F Fitzpatrick | 50 | Head | — | Massachusetts |
| 9 | Robert S Mayer | 33 | Head | Wholesale Coal & Coke | Massachusetts |
| 10 | Ruth R Mayer | 38 | Wife | — | Massachusetts |
| 11 | Martin Karsorian | 70 | Head | Wholesale Dress Factory | Rumania |
| 12 | Agnes E Karsorian | 65 | Wife | — | England |
| 13 | Edna E Karsorian | 31 | Daughter | Insurance Company | Massachusetts |
| 14 | Edward L Kelly | 48 | Head | Telephone Company | Massachusetts |
| 15 | Katherine M Kelly THIS PERSON | 45 | Wife | — | Massachusetts |
| 16 | Daniel E Kelly | 24 | Son | Express Freight Company | Massachusetts |
| 17 | John J Kelly | 18 | Son | — | Massachusetts |
| 18 | Grace F Kelly | 14 | Daughter | — | Massachusetts |
| 19 | Marie Kelly | 11 | Daughter | — | Massachusetts |
| 20 | George V Kelly | 9 | Son | — | Massachusetts |
| 21 | William F Kelly | 7 | Son | — | Massachusetts |
| 22 | Edward L Kelly | 21 | Son | Wholesale Dental Supplies | Massachusetts |
| 23 | Solomon W Dilyock | 54 | Head | Wholesale Bakery | Russia |
| 24 | Bertha Dilyock | 54 | Wife | — | Russia |
| 25 | Natalie Dilyock | 31 | Daughter | Retail Department Store | Massachusetts |
| 26 | Joseph Dilyock | 23 | Son | Gas Station | Massachusetts |
| 27 | Fannie Gittes | 68 | Head | — | Russia |
| 28 | Barney Gittes | 39 | Son | Retail Hardware | Massachusetts |
| 29 | Anne R Gittes | 28 | Daughter | Retail Scrap Dealer | Massachusetts |
| 30 | David Gittes | 44 | Son | Private Homes Contractor | Massachusetts |
| 31 | Doris E Gittes | 38 | Daughter-in-law | — | Massachusetts |
| 32 | Dale Gittes | 10 | Granddaughter | — | Massachusetts |
| 33 | Dawn Gittes | 8 | Granddaughter | — | Massachusetts |
| 34 | Herbert M Davis | 33 | Head | Wholesale Bakers Supplies | Massachusetts |
| 35 | Grace M Davis | 32 | Wife | — | Massachusetts |
| 36 | Claire Davis | 5 | Daughter | — | Massachusetts |
| 37 | Jeremiah F Lucey | 52 | Head | City Public Works Department | England |
| 38 | Grace M Lucey | 51 | Wife | — | Massachusetts |
| 39 | Marion R Lucey | 23 | Daughter | Telephone Company | Massachusetts |
Related Census Records
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)