ML
Martha Lee — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Smith-County, Texas
Our Model Tree links this Martha Lee across the 1930 and 1940 US Censuses in Smith-County, Texas (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 11-person household.
Age 17
b. ~1923
Female
Daughter
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Smith-County, Texas |
| Surname | Lee |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Tyler City |
| 1935 Residence (County) | Smith |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Tyler City |
| Est. Birth Year | ~1923 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Lee | Daughter | — | 14 | ~1926 |
| Beatrice Lee | Spouse | — | 44 | ~1896 |
| Lois Lee | Daughter | — | 19 | ~1921 |
| Sidney Lee | Head | — | 50 | ~1890 |
| Geneva Lee | Daughter | — | 12 | ~1928 |
| John Lee | Son | — | 10 | ~1930 |
| Freddie Lee | Daughter | — | 9 | ~1931 |
| Janice Lee | Son | — | 16 | ~1924 |
| Sidney Lee | Son | — | 7 | ~1933 |
| Martha Lee | Daughter | — | 17 | ~1923 |
| Mary Lee | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Smith, Texas
Daughter, age 8
Smith, Texas · implied b. ~1922 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lee |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Read/Write | No |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Smith-County, Texas
Daughter, age 17
Smith-County, Texas · implied b. ~1923 — 11 household members
| Surname | Lee |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Tyler City |
| 1935 Residence (County) | Smith |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Martha Lee across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Lee
Daughter · 1940 · age 17 · b. ~1923 · Texas
★ You are viewing this record
Sibling
John Lee
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Lee
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janice Lee
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sidney Lee
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geneva Lee
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Lee
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Freddie Lee
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lee
Sibling · 1940 · age 17
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 — Smith-County, Texas
Open full size
1940 US Federal Census — Smith-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04137-00485)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lucendy Garrett | 11 | Daughter | — | Texas |
| 42 | William Garrett | 9 | Son | — | Texas |
| 43 | Bell M. Garrett | 3 | Daughter | — | Texas |
| 44 | Boneta F. Garrett | 0 | Daughter | — | Texas |
| 45 | Sidney Lee | 50 | Head | Minister | Texas |
| 46 | Beatrice Lee | 44 | Wife | — | Texas |
| 47 | Martha Lee THIS PERSON | 17 | Daughter | — | Texas |
| 48 | Mary Lee | 17 | Daughter | — | Texas |
| 49 | Janice Lee | 16 | Son | — | Texas |
| 50 | Gertrude Lee | 14 | Daughter | — | Texas |
| 51 | Geneva Lee | 12 | Daughter | — | Texas |
| 52 | John Lee | 10 | Son | — | Texas |
| 53 | Freddie D. Lee | 9 | Daughter | — | Texas |
| 54 | Sidney Jr. Lee | 7 | Son | — | Texas |
| 55 | Lois D. Lee | 19 | Daughter | — | Texas |
| 56 | Charlie Johnson | 34 | Head | Laborer | Texas |
| 57 | Mary Johnson | 33 | Wife | — | Texas |
| 58 | Walter Albudy | 37 | Lodger | Clerk | Burner | Texas |
| 59 | Will Washington | 31 | Lodger | Laborer | Texas |
| 60 | Mary Mcfadden | 55 | Head | — | Texas |
| 61 | Nautheriel Biggs | 30 | Sister | Housework | Texas |
| 62 | Mabel Taylor | 20 | Lodger | Operator | Texas |
| 63 | Moses Benson | 25 | Lodger | Operator | Texas |
| 64 | Burl Williams | 31 | Head | Cook | Texas |
| 65 | Bonnie Williams | 25 | Wife | — | Texas |
| 66 | Buster Morris | 31 | Lodger | Cook | Texas |
| 67 | Bonnie Morris | 22 | Lodger | — | Texas |
| 68 | Holmon Kelly | 23 | Lodger | Laborer | Texas |
| 69 | Zesta Kelly | 21 | Lodger | Maid | Texas |
| 70 | George E. Kelly | 0 | Lodger | — | Texas |
| 71 | Richard Williams | 28 | Head | Cook | Texas |
| 72 | Preston Taylor | 21 | Lodger | Laborer | Texas |
| 73 | Rosie Taylor | 23 | Lodger | Maid | Texas |
| 74 | Waford Brown | 25 | Lodger | Laborer | Texas |
| 75 | Ida Brown | 23 | Lodger | Maid | Texas |
| 76 | Waford Jr. Brown | 1 | Lodger | — | Texas |
| 77 | Unna L. Wady | 21 | Lodger | Maid | Texas |
| 78 | Charles E. Newton | 43 | Head | Salesman | Texas |
| 79 | Aillen Newton | 43 | Wife | — | Texas |
| 80 | Charles Newton | 7 | Son | — | Texas |
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)