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Betty Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harris-County, Texas
Our Model Tree links this Betty Martin across the 1930 and 1940 US Censuses in Harris-County, Texas (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harris-County, Texas |
| Surname | Martin |
| Given Name | Betty L. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Houston City |
| Additional Details | |
| Highest Grade | H 4 |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Houston City |
| Est. Birth Year | ~1926 |
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 Betty | Age | Birth yr |
|---|---|---|---|---|
| Fred Martin | Son | — | 3 | ~1937 |
| Betty Martin | Daughter | — | 14 | ~1926 |
| Lester Martin | Son | — | 11 | ~1929 |
| Erma Martin | Daughter | — | 7 | ~1933 |
| Joseph Martin | Head | — | 50 | ~1890 |
| Gertie Martin | Spouse | — | 42 | ~1898 |
| Juanita Martin | Daughter | — | 17 | ~1923 |
| Josephine Martin | Daughter | — | 19 | ~1921 |
| Eugene Martin | Son | — | 12 | ~1928 |
Census Appearances
1930
Harris, Texas
Daughter, age 4
Harris, Texas · implied b. ~1926 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Betty J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Michigan |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Harris-County, Texas
Daughter, age 14
Harris-County, Texas · implied b. ~1926 — 9 household members
| Surname | Martin |
| Given Name | Betty L. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Houston City |
| Highest Grade | H 4 |
| 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 Betty Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Martin
Daughter · 1940 · age 14 · b. ~1926 · Texas
★ You are viewing this record
Sibling
Lester Martin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Juanita Martin
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Erma Martin
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Martin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Martin
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Martin
Sibling · 1940 · age 19
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 — Harris-County, Texas
Open full size
1940 US Federal Census — Harris-County, Texas
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-04200-00525)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lois A. Could | 9 | daughter | — | Texas |
| 2 | Charles J. Could | 5 | son | — | Texas |
| 3 | Walter R. Hughes | 54 | Head | General Superintendent | Texas |
| 4 | Myrtle F. Hughes | 39 | Wife | — | Oklahoma |
| 5 | Jack Bruce | 46 | Head | Maintenance Foreman | Massachusetts |
| 6 | Princess H. Bruce | 31 | Wife | — | Texas |
| 7 | Jerryann Bruce | 5 | daughter | — | Texas |
| 8 | Virginia L. Bruce | 1 | daughter | — | Texas |
| 9 | Charles G. Davis | 40 | Head | Physician | Oregon |
| 10 | Johnnie L. Davis | 40 | Wife | — | Texas |
| 11 | Ernest C. Eaker | 22 | son | Clerk | Texas |
| 12 | Joseph B. Martin | 50 | Head | — | Georgia |
| 13 | Gertie L. Martin | 42 | Wife | — | Texas |
| 14 | Josephine J. Martin | 19 | daughter | Packer | Texas |
| 15 | Juanita G. Martin | 17 | daughter | Operator | Texas |
| 16 | Betty L. Martin THIS PERSON | 14 | daughter | — | Texas |
| 17 | Eugene L. Martin | 12 | son | — | Texas |
| 18 | Lester O. Martin | 11 | son | — | Texas |
| 19 | Erma J. Martin | 7 | daughter | — | Texas |
| 20 | Fred A. Martin | 3 | son | — | Texas |
| 22 | Clarence Charlesworth | 61 | Head | — | Texas |
| 23 | Maude A. Charlesworth | 55 | Wife | Practical Nurse | Texas |
| 24 | Wilhelmina I. Charlesworth | 31 | daughter | — | Texas |
| 25 | Celia Charlesworth | 25 | daughter | Typist | Texas |
| 26 | Russell Charlesworth | 21 | son | Pipe Fitter | Texas |
| 27 | Gladys V. Charlesworth | 18 | daughter | New Worker | Texas |
| 28 | Laurence E. Charlesworth | 6 | Grandson | — | Texas |
| 29 | Richard V. Mayo | 36 | Head | Parts Manager | Texas |
| 30 | Thelma Mayo | 37 | Wife | — | Texas |
| 31 | Richard V. Mayo | 10 | son | — | Texas |
| 32 | Betty C. Mayo | 5 | daughter | — | Texas |
| 33 | William D. Blackburn | 61 | Head | Carpenter | Texas |
| 34 | Mary B. Blackburn | 56 | Wife | — | Texas |
| 35 | William J. Blackburn | 23 | son | Oil Press | Texas |
| 36 | Ralph M. Verlander | 49 | Head | Freight Agent | Louisiana |
| 37 | Genevive Verlander | 47 | Wife | — | Louisiana |
| 38 | Edward V. Verlander | 18 | son | — | Texas |
| 39 | Ivah J. Verlander | 16 | daughter | — | Texas |
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)