RT
Robert Todd — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Pennsylvania
Our Model Tree links this Robert Todd across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Pennsylvania |
| Surname | Todd |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Oliver Township |
| Additional Details | |
| Occupation | Farm hand |
| Industry | Private farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Farm Hand |
| Township / Ward | Oliver Township |
| Est. Birth Year | ~1920 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| John Todd | Head | — | 43 | ~1897 |
| Edna Todd | Spouse | — | 46 | ~1894 |
| Vera Todd | Daughter | — | 2 | ~1938 |
| Ellen Todd | Daughter | — | 16 | ~1924 |
| Janice Todd | Daughter | — | 5 | ~1935 |
| Blaine Todd | Son | — | 8 | ~1932 |
| Andrew Todd | Son | — | 19 | ~1921 |
| Robert Todd | Son | — | 20 | ~1920 |
| Janet Todd | Daughter | — | 11 | ~1929 |
Census Appearances
1920
Jefferson, Pennsylvania
Son, age
Jefferson, Pennsylvania · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Todd |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Jefferson, Pennsylvania
Son, age 10
Jefferson, Pennsylvania · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Todd |
| Given Name | Robert O |
| Relationship to Head | Son |
| Sex | M |
| 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
Jefferson-County, Pennsylvania
Son, age 20
Jefferson-County, Pennsylvania · implied b. ~1920 — 9 household members
| Surname | Todd |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Oliver Township |
| Occupation | Farm hand |
| Industry | Private farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 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 Robert Todd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Todd (~0.92 confidence) and father John Todd (~0.92 confidence) and mother Edna Todd (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Todd
b. ~1897
Source father
● Household
· direct · ~0.92
Father
John Todd
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Edna Todd
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Todd
Son · 1940 · age 20 · b. ~1920 · Pennsylvania
★ You are viewing this record
Sibling
Vera Todd
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Todd
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blaine Todd
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Todd
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janice Todd
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Todd
Sibling · 1940 · age 16
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 — Jefferson-County, Pennsylvania
Open full size
1940 US Federal Census — Jefferson-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03519-00587)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Albert Glontz | 62 | Lodger | Laborer | Pennsylvania |
| 42 | Zaird Harges | 28 | Head | Truck Driver | Pennsylvania |
| 43 | Isabell Harges | 23 | Wife | — | Pennsylvania |
| 44 | Jack Lee Harges | 1 | Son | — | Pennsylvania |
| 45 | Charles Clontz | 59 | Head | Laborer | Pennsylvania |
| 46 | Helen Clontz | 50 | Wife | — | Pennsylvania |
| 47 | Fred Clontz | 13 | Son | — | Pennsylvania |
| 48 | William Moore | 56 | Head | — | Pennsylvania |
| 49 | Twila Moore | 49 | Wife | — | Pennsylvania |
| 50 | Robert Moore | 20 | Son | Teacher | Pennsylvania |
| 51 | Theodore Moore | 13 | Son | — | Pennsylvania |
| 52 | Alexander Wedding | 78 | Head | Farmer | Pennsylvania |
| 53 | Margaret Wedding | 74 | Wife | — | Pennsylvania |
| 54 | Blanche Meredith | 51 | Head | — | Pennsylvania |
| 55 | Margaret Meredith | 60 | Wife | Laborer | Pennsylvania |
| 56 | Ellen Hetrick | 73 | Head | — | Pennsylvania |
| 57 | Viola Hetrick | 33 | Daughter | — | Pennsylvania |
| 58 | Delbert Hetrick | 14 | Grandson | — | Pennsylvania |
| 59 | John H. Todd | 43 | Head | Farmer | Pennsylvania |
| 60 | Edna Todd | 46 | Wife | — | Pennsylvania |
| 61 | Robert Todd THIS PERSON | 20 | Son | Farm Hand | Pennsylvania |
| 62 | Andrew Todd | 19 | Son | Farm Hand | Pennsylvania |
| 63 | Ellen Todd | 16 | Daughter | — | Pennsylvania |
| 64 | Janet Todd | 11 | Daughter | — | Pennsylvania |
| 65 | Blaine Todd | 8 | Son | — | Pennsylvania |
| 66 | Janice Todd | 5 | Daughter | — | Pennsylvania |
| 67 | Vera Todd | 2 | Daughter | — | Pennsylvania |
| 68 | Jacob Wyant | 69 | Head | Farmer | Pennsylvania |
| 69 | Rachel Wyant | 62 | Wife | — | Pennsylvania |
| 70 | Clyde Wyant | 28 | Son | Laborer | Pennsylvania |
| 71 | Vancie Wyant | 28 | Daughter in law | — | Pennsylvania |
| 72 | Leroy H. Startzell | 45 | Head | Farmer | Pennsylvania |
| 73 | Lulu Startzell | 47 | Wife | — | Pennsylvania |
| 74 | Charles Freysinger | 47 | Head | Welder | Pennsylvania |
| 75 | Elizabeth Freysinger | 57 | Wife | — | Pennsylvania |
| 76 | Louise Freysinger | 19 | Daughter | New Worker | Pennsylvania |
| 77 | Frank Mattern | 69 | Head | Farmer | Pennsylvania |
| 78 | Mary V. Mattern | 67 | Wife | — | Pennsylvania |
| 79 | Lyle Mortimer | 37 | Head | Miner | Pennsylvania |
| 80 | Sarah Mortimer | 31 | Wife | — | Pennsylvania |
Pedigree Summary
Robert + 6 siblings
Gen 1 · 3 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)