ML
Mildred Lee — 1940 US Census Record
Model Tree available1940 United States Federal Census · Nassau-County, New York
Our Model Tree links this Mildred Lee across the 1920, 1930 and 1940 US Censuses in Nassau-County, New York (XGBoost, ~Confirmed), with identified parents John & Louis — first a daughter (b.~1916), then head of a 4-person household.
Age 24
b. ~1916
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Nassau-County, New York |
| Surname | Lee |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Port Washington |
| 1935 Residence (County) | Nassau |
| Additional Details | |
| Industry | At Home |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Port Washington |
| Est. Birth Year | ~1916 |
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 Mildred | Age | Birth yr |
|---|---|---|---|---|
| Anne Lee | Daughter | — | 33 | ~1907 |
| Mildred Lee | Daughter | — | 24 | ~1916 |
| Anne Lee | Head | — | 58 | ~1882 |
| Katherine Lee | Daughter | — | 35 | ~1905 |
Census Appearances
1920
Kings, New …
Daughter, age 2
Kings, New York · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Mildred |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Queens, New …
Daughter, age 13
Queens, New York · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Mildred L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Nassau-County, New …
Daughter, age 24
Nassau-County, New York · implied b. ~1916 — 4 household members
| Surname | Lee |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Port Washington |
| 1935 Residence (County) | Nassau |
| Industry | At Home |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Mildred Lee across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father John Lee (~0.92 confidence) and father Louis Lee (~0.92 confidence) and mother Anne Lee (~0.92 confidence) and mother Gertrude Lee (~0.92 confidence) and mother Matilda Lee (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lee
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Louis Lee
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Anne Lee
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Gertrude Lee
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Matilda Lee
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mildred Lee
Daughter · 1940 · age 24 · b. ~1916 · New York
★ You are viewing this record
Sibling
Katherine Lee
Sibling · 1940 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anne Lee
Sibling · 1940 · age 33
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 — Nassau-County, New York
Open full size
1940 US Federal Census — Nassau-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02692-00844)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Blanche Hall | 35 | Head | — | New York |
| 42 | Allyce Hall | 13 | Daughter | — | New York |
| 43 | Arnold Jr Hall | 11 | Son | — | New York |
| 44 | Phillip T Hall | 4 | Son | — | New York |
| 45 | Kenneth Barton | 38 | Head | Embalmer + Funeral Director | Pennsylvania |
| 46 | Ruth Barton | 37 | Wife | Secretary | Pennsylvania |
| 47 | Rose Forgione | 35 | Head | — | New Hampshire |
| 48 | Lewis Forgione | 13 | Son | — | New York |
| 49 | Rose Forgione | 11 | Daughter | — | New York |
| 50 | John W. Tunn | 28 | Head | Claims Clerk | New York |
| 51 | Genevieve Tunn | 23 | Wife | — | New York |
| 52 | Mary Abbott | 60 | Head | — | Scotland |
| 53 | Norma E Abbott | 33 | Daughter | Elementary Teacher | Massachusetts |
| 54 | Wilberta Kaltroff | 40 | Head | U. S. Physician | Arkansas |
| 55 | Irene Maher | 30 | Lodger | Physical Educator | New York |
| 56 | Thomas Andon | 45 | Head | Proprietor | Albania |
| 57 | Anna Andon | 40 | Wife | — | Austria |
| 58 | Peter Andon | 20 | Son | Kitchen Man | New York |
| 59 | Eugenia Andon | 9 | Daughter | — | New York |
| 60 | Gong Lee | 34 | Partner | Partner | China |
| 61 | Eng Lee | 48 | Partner | Partner | China |
| 62 | Wu Lee | 53 | Partner | Partner | China |
| 63 | Anne Lee | 58 | Head | — | Italy |
| 64 | Katherine Lee | 35 | Daughter | Secretary | New York |
| 65 | Anne Lee | 33 | Daughter | Secretary | New York |
| 66 | Mildred Lee THIS PERSON | 24 | Daughter | — | New York |
| 67 | Edna Fitzpatrick | 35 | Head | House Work | New York |
| 68 | James Fitzpatrick | 13 | Son | — | New York |
| 69 | Robert Fitzpatrick | 12 | Son | — | New York |
| 70 | William Williams | 46 | Head | Ticket Examiner | New York |
| 71 | Rosanne Williams | 40 | Wife | — | New York |
| 72 | Frank Cyr | 32 | Head | Laborer | Massachusetts |
| 73 | Gertrude Cyr | 27 | Wife | — | New York |
| 74 | Frank Cyr | 1 | Son | — | New York |
| 75 | Edward De Meo | 29 | Head | Dispatcher | New York |
| 76 | Edna De Meo | 23 | Wife | — | New York |
| 77 | Sylvia De Meo | 1 | Daughter | — | New York |
| 78 | William Purdy | 40 | Head | Boat Builder | New York |
| 79 | Ruth Purdy | 39 | Wife | — | Michigan |
| 80 | Adolph Fiedler | 34 | Head | Taxi Driver | New York |
Pedigree Summary
Mildred + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)