LK
Lillian King — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Lillian King across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 4-person household.
Age 53
b. ~1887
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | King |
| Given Name | Lillian A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Medford City |
| Est. Birth Year | ~1887 |
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 Lillian | Age | Birth yr |
|---|---|---|---|---|
| Charles King | Head | — | 55 | ~1885 |
| Donald King | Son | — | 18 | ~1922 |
| Clyde Corwin | Other | — | 49 | ~1891 |
| Lillian King | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 35
Middlesex, Massachusetts · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Lillian E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | England |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Spouse, age 45
Middlesex, Massachusetts · implied b. ~1885 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Lillian M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 27 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Spouse, age 53
Middlesex-County, Massachusetts · implied b. ~1887 — 4 household members
| Surname | King |
| Given Name | Lillian A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Highest Grade | H 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 Lillian King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Lillian King
Spouse · 1940 · age 53 · b. ~1887 · 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 — 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-t0627-01612-00676)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James P. Bird | 38 | Head | Dentist | Massachusetts |
| 2 | Beatrice E. Bird | 34 | Wife | — | Massachusetts |
| 3 | Richard J. Bird | 2 | Son | — | — |
| 4 | Grace Ward | 19 | Sister | — | Maine |
| 5 | Frank Carell | 52 | Head | Manager | Italy |
| 6 | Margaret L. Carell | 49 | Wife | — | Massachusetts |
| 7 | Marguerite Carell | 15 | Daughter | — | Massachusetts |
| 8 | Constance Carell | 14 | Daughter | — | Massachusetts |
| 9 | Ruth Carell | 12 | Daughter | — | Massachusetts |
| 10 | Suzanne Carell | 9 | Daughter | — | Massachusetts |
| 11 | Helen G. Hennessey | 48 | Sister in law | Nurse | Massachusetts |
| 12 | Frederick A. Turner | 81 | Head | Rubber Stamps | Vermont |
| 13 | Mary D. Turner | 64 | Wife | — | Canada English |
| 14 | Elizabeth Fulton | 66 | Sister | — | Canada English |
| 15 | Lawrence Mitchell | 56 | Head | Advertising | Massachusetts |
| 16 | Ruth P. Mitchell | 56 | Wife | — | Massachusetts |
| 17 | William Mitchell | 31 | Son | Bank Clerk | Massachusetts |
| 18 | Elizabeth M. Mitchell | 20 | Daughter | — | Massachusetts |
| 19 | Jean A. Mitchell | 14 | Daughter | — | Massachusetts |
| 20 | Guy E. Healey | 66 | Head | Lawyer | Maine |
| 21 | Gledolene Healey | 64 | Wife | — | New York |
| 22 | Grace C. Sheridan | 51 | Lodger | Piano Teacher | Massachusetts |
| 23 | William A. Warner | 76 | Head | — | Canada English |
| 24 | Julie E. Warner | 76 | Wife | — | Canada English |
| 25 | Eva A. Warner | 51 | Daughter | — | Massachusetts |
| 26 | William R. Warner | 44 | Son | Salesman | Massachusetts |
| 27 | Charles O. King | 55 | Head | Metal Broker | Massachusetts |
| 28 | Lillian A. King THIS PERSON | 53 | Wife | — | Massachusetts |
| 29 | Donald C. King | 18 | Son | Usher | Massachusetts |
| 30 | Clyde A. Corwin | 49 | Sister in law | Nurse | Massachusetts |
| 31 | Chapman H. Chamberlain | 49 | Head | Statistician | New Hampshire |
| 32 | Lilla B. Chamberlain | 55 | Wife | — | Massachusetts |
| 33 | Donald B. Woods | 23 | Son | — | Massachusetts |
| 34 | Nethilla C. Bates | 79 | Mother in law | — | Canada English |
| 35 | George W. Jones | 78 | Head | Salesman | Massachusetts |
| 36 | Carrie Belle Jones | 70 | Wife | — | New Hampshire |
| 37 | Frank R. Milliken | 49 | Son in law | Salesman | Massachusetts |
| 38 | Gladys Milliken | 47 | Daughter | — | Massachusetts |
| 39 | Anna Gray | 91 | Sister | Clerk | Massachusetts |
| 40 | Frances Whitcomb | 19 | Grandson | — | 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)