BM
Betty Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fayette-County, Pennsylvania
Our Model Tree links this Betty Martin across the 1920, 1930 and 1940 US Censuses in Fayette-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents William & Anna — first a daughter (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fayette-County, Pennsylvania |
| Surname | Martin |
| Given Name | Betty R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Dunbar Boro |
| 1935 Residence (County) | Fayette |
| Additional Details | |
| Occupation | Typist |
| Industry | Attorney's Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 236 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Typist |
| Township / Ward | Dunbar Boro |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Betty Martin | Daughter | — | 21 | ~1919 |
| George Martin | Head | — | 52 | ~1888 |
| Zella Martin | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Fayette, Pennsylvania
Daughter, age
Fayette, Pennsylvania · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Betty |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Naturalization Status | Naturalized |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Fayette, Pennsylvania
Daughter, age 10
Fayette, Pennsylvania · implied b. ~1920 — 5 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 | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Fayette-County, Pennsylvania
Daughter, age 21
Fayette-County, Pennsylvania · implied b. ~1919 — 3 household members
| Surname | Martin |
| Given Name | Betty R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Dunbar Boro |
| 1935 Residence (County) | Fayette |
| Occupation | Typist |
| Industry | Attorney's Office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 236 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Martin (~0.92 confidence) and mother Anna Martin (~0.92 confidence) and father George Martin (~0.92 confidence) and mother Zella Martin (~0.92 confidence) and father John Martin (~0.92 confidence) and mother Lella Martin (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Martin
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Anna Martin
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
George Martin
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Zella Martin
b. ~1892
Source mother
● Household
· direct · ~0.92
Father
John Martin
b. ~1898
Source father
● Household
· direct · ~0.92
Mother
Lella Martin
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Betty Martin
Daughter · 1940 · age 21 · b. ~1919 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Fayette-County, Pennsylvania
Open full size
1940 US Federal Census — Fayette-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03503-00472)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lonnie L. Williams | 53 | Head | — | Pennsylvania |
| 2 | Ruth E. Williams | 21 | Daughter | New Worker | Pennsylvania |
| 3 | Martha J. Williams | 19 | Daughter | Typist | Pennsylvania |
| 4 | William M. Lanigan | 48 | Head | Conductor | Pennsylvania |
| 5 | Bessie A. Lanigan | 44 | Wife | — | Virginia |
| 6 | Cleo E. Lanigan | 20 | Daughter | — | West Virginia |
| 7 | Dorothy E. Lanigan | 15 | Daughter | — | Pennsylvania |
| 8 | William M. Jr. Lanigan | 10 | Son | — | Pennsylvania |
| 9 | Mildred E. Bellas | 24 | Daughter | — | Pennsylvania |
| 10 | Connie L. Bellas | 2 | Granddaughter | — | Pennsylvania |
| 11 | George E. Martin | 52 | Head | Billing Clerk | Pennsylvania |
| 12 | Zella I. Martin | 48 | Wife | Secretary | Pennsylvania |
| 13 | Betty R. Martin THIS PERSON | 21 | Daughter | Typist | Pennsylvania |
| 14 | James Deblasio | 50 | Head | Partner | Italy |
| 15 | Irene Deblasio | 50 | Wife | — | Italy |
| 16 | Silvio H. Deblasio | 20 | Son | — | Pennsylvania |
| 17 | Dante Deblasio | 18 | Son | — | Pennsylvania |
| 18 | Lucia Lizza | 73 | Mother-in-law | — | Italy |
| 19 | Clarence P. Martin | 41 | Head | Carpenter | Pennsylvania |
| 20 | Thelma E. Martin | 42 | Wife | — | Pennsylvania |
| 21 | James W. Martin | 12 | Son | — | Pennsylvania |
| 22 | Alvin J. Daugherty | 30 | Head | Laborer | Pennsylvania |
| 23 | Rowena M. Daugherty | 30 | Wife | — | Pennsylvania |
| 24 | Beverly A. Daugherty | 9 | Daughter | — | Pennsylvania |
| 25 | Charles A. Daugherty | 6 | Son | — | Pennsylvania |
| 26 | Edith E. Daugherty | 5 | Daughter | — | Pennsylvania |
| 27 | Ruth L. Daugherty | 2 | Daughter | — | Pennsylvania |
| 28 | Linda J. Daugherty | 0 | Daughter | — | Pennsylvania |
| 29 | Ellen Heskett | 52 | Mother | — | Pennsylvania |
| 30 | Frank E. Heskett | 18 | Brother | — | Pennsylvania |
| 31 | Margaret R. Duncan | 67 | Head | — | Pennsylvania |
| 32 | William R. Duncan | 34 | Son | Teller | Pennsylvania |
| 33 | Mary M. Miller | 62 | Head | New Worker | Pennsylvania |
| 34 | Leo Lingenfelter | 25 | Head | Laborer | Pennsylvania |
| 35 | Elva E. Lingenfelter | 23 | Wife | — | Pennsylvania |
| 36 | Mary A. Lingenfelter | 5 | Daughter | — | Pennsylvania |
| 37 | Catherine A. Lingenfelter | 1 | Daughter | — | Pennsylvania |
| 38 | George E. Hasson | 26 | Head | Delivery Man | Pennsylvania |
| 39 | Mary A. Hasson | 24 | Wife | — | Pennsylvania |
| 40 | George E. Jr. Hasson | 2 | Son | — | Pennsylvania |
Pedigree Summary
Betty
Gen 1 · 6 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)