RL
Ruby Lee — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Ruby Lee across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 10-person household.
Age 11
b. ~1929
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Lee |
| Given Name | Ruby Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Chi |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1929 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruby | Age | Birth yr |
|---|---|---|---|---|
| Kim Lee | Head | — | 41 | ~1899 |
| Ruby Lee | Daughter | — | 11 | ~1929 |
| Josephine Lee | Daughter | — | 6 | ~1934 |
| Vivian Lee | Daughter | — | 8 | ~1932 |
| Kung Lee | Daughter | — | 14 | ~1926 |
| Leu Shee | Spouse | — | 35 | ~1905 |
| Lloyd Lee | Son | — | 7 | ~1933 |
| Margaret Lee | Daughter | — | 3 | ~1937 |
| Diana Lee | Daughter | — | 9 | ~1931 |
| Arnold Lee | Son | — | 5 | ~1935 |
Census Appearances
1930
Norfolk, Massachusetts
Daughter, age
Norfolk, Massachusetts · implied b. ~1930 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Roberta |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Irish Free State |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 11
Suffolk-County, Massachusetts · implied b. ~1929 — 10 household members
| Surname | Lee |
| Given Name | Ruby Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Chi |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Highest Grade | No 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 Ruby Lee across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruby Lee
Daughter · 1940 · age 11 · b. ~1929 · Massachusetts
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Sibling
Margaret Lee
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vivian Lee
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Lee
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arnold Lee
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kung Lee
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Diana Lee
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Lee
Sibling · 1940 · age 7
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 — 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-t0627-01660-00625)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lee Tai Yee | 39 | Lodger | Cook | China |
| 42 | Ah Sing Hong | 24 | Head | Laborer | China |
| 43 | — | None | — | — | — |
| 44 | — | None | — | — | — |
| 45 | — | None | — | — | — |
| 46 | — | None | — | — | — |
| 47 | — | None | — | — | — |
| 48 | — | None | — | — | — |
| 49 | Shan Goon | 72 | Head | Manager | China |
| 50 | So Kay Goon | 63 | Head | Laundryman | China |
| 51 | May Shee | 49 | Wife | — | China |
| 52 | Alice Goon | 17 | Daughter | — | Massachusetts |
| 53 | Edward Goon | 15 | Son | — | Massachusetts |
| 54 | Henry Goon | 10 | Son | — | Massachusetts |
| 55 | Evelyn Goon | 8 | Daughter | — | Massachusetts |
| 56 | Fat Lee | 54 | Head | Buyer | California |
| 57 | Chin Shee | 53 | Wife | — | China |
| 58 | Boon Poy Lee | 31 | Son | — | China |
| 59 | Hoo Yen | 15 | Son | — | Massachusetts |
| 60 | Yen Hoo Lee | 10 | Grandson | — | China |
| 61 | William Dong | 47 | Head | Laundryman | China |
| 62 | Yen Ying Lee | 42 | Wife | — | New York |
| 63 | Kim Lee | 41 | Head | Manager | China |
| 64 | Leu Shee | 35 | Wife | — | China |
| 65 | Kung Chun Lee | 14 | Daughter | — | China |
| 66 | Ruby Jane Lee THIS PERSON | 11 | Daughter | — | Massachusetts |
| 67 | Diana King Wun Lee | 9 | Daughter | — | Massachusetts |
| 68 | Vivian King Har Lee | 8 | Daughter | — | Massachusetts |
| 69 | Lloyd King Hoy Lee | 7 | Son | — | Massachusetts |
| 70 | Josephine King Wah Lee | 6 | Daughter | — | Massachusetts |
| 71 | Arnold King Bol Lee | 5 | Son | — | Massachusetts |
| 72 | Margaret King Gook Lee | 3 | Daughter | — | Massachusetts |
| 73 | On You Goon | 73 | Head | — | China |
| 74 | Soon Chin | 46 | Head | Cook | China |
| 75 | Lee Shee | 46 | Wife | — | California |
| 76 | Mee Hoo Chin | 20 | Lodger | — | China |
| 77 | Yee Shee | 59 | Head | — | China |
| 78 | Alice Eng | 26 | Daughter | Teacher | Massachusetts |
| 79 | Hinnie Eng | 25 | Daughter | Beautician | Massachusetts |
| 80 | Walter Eng | 19 | Son | — | 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)