RT
Ralph Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Garrett-County, Maryland
Our Model Tree links this Ralph Thomas across the 1920, 1930 and 1940 US Censuses in Garrett-County, Maryland (XGBoost, ~Confirmed), with identified parents Elhriudelhriad & Ephraim — first a son (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Garrett-County, Maryland |
| Surname | Thomas |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | District 4 |
| 1935 Residence (County) | Garrett |
| Additional Details | |
| Occupation | Laborer |
| Industry | Lumber |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 969 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer |
| Township / Ward | District 4 |
| Est. Birth Year | ~1907 |
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 Ralph | Age | Birth yr |
|---|---|---|---|---|
| Ralph Thomas | Son | — | 33 | ~1907 |
| Elhriudelhriad Thomas | Head | — | 76 | ~1864 |
| Minnie Thomas | Spouse | — | 66 | ~1874 |
| Harry Thomas | Son | — | 32 | ~1908 |
Census Appearances
1920
Garrett, Maryland
Son, age 12
Garrett, Maryland · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Garrett, Maryland
Son, age 22
Garrett, Maryland · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer-Roadman |
| Industry | Timber Cutter |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Garrett-County, Maryland
Son, age 33
Garrett-County, Maryland · implied b. ~1907 — 4 household members
| Surname | Thomas |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | District 4 |
| 1935 Residence (County) | Garrett |
| Occupation | Laborer |
| Industry | Lumber |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 969 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Ralph Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Elhriudelhriad Thomas (~0.92 confidence) and father Ephraim Thomas (~0.92 confidence) and mother Minnie Thomas (~0.92 confidence) and mother Minnie Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Elhriudelhriad Thomas
b. ~1864
Source father
● Household
· direct · ~0.92
Father
Ephraim Thomas
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Minnie Thomas
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Minnie Thomas
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Thomas
Son · 1940 · age 33 · b. ~1907 · Maryland
★ You are viewing this record
Sibling
Harry Thomas
Sibling · 1940 · age 32
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 — Garrett-County, Maryland
Open full size
1940 US Federal Census — Garrett-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01550-00085)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles G Nedrow | 22 | Head | Truck Driver | Pennsylvania |
| 42 | Esther Nedrow | 23 | Wife | — | Maryland |
| 43 | Charles L Nedrow | 0 | Son | — | Maryland |
| 44 | Merril Nedrow | 24 | Head | Laborer | Pennsylvania |
| 45 | Ona Nedrow | 20 | Wife | — | Maryland |
| 46 | Elhriud|Elhriad Thomas | 76 | Head | — | Maryland |
| 47 | Minnie Thomas | 66 | Wife | — | Maryland |
| 48 | Ralph Thomas THIS PERSON | 33 | Son | Laborer | Maryland |
| 49 | Harry Thomas | 32 | Son | — | Maryland |
| 50 | Fred B Friend | 43 | Head | Laborer | Maryland |
| 51 | Louise Friend | 48 | Wife | — | Maryland |
| 52 | Mabel Friend | 18 | Daughter | — | Maryland |
| 53 | Goldie Friend | 16 | Daughter | — | Maryland |
| 54 | John Friend | 14 | Son | — | Maryland |
| 55 | Orville Myers | 51 | Head | Farmer | Maryland |
| 56 | Martha Myers | 51 | Wife | — | Maryland |
| 57 | Roy M Myers | 30 | Son | Laborer | Maryland |
| 58 | Flodel Myers | 20 | Son | Laborer | Maryland |
| 59 | Bruce A Myers | 19 | Son | — | Maryland |
| 60 | Mary L Glover | 24 | Daughter | — | Maryland |
| 61 | Charles E Glover | 0 | Son | — | Maryland |
| 62 | William Umbel | 28 | Head | Farmer | Maryland |
| 63 | Lerna Umbel | 27 | Wife | — | West Virginia |
| 64 | Ward W Umbel | 1 | Son | — | Maryland |
| 65 | Ida B Umbel | 71 | Mother | — | Maryland |
| 66 | Maurice Eckenroad | 32 | Head | Laborer | Maryland |
| 67 | Abbie Eckenroad | 28 | Wife | — | Maryland |
| 68 | Martha Eckenroad | 7 | Daughter | — | Maryland |
| 69 | Elmer Eckenroad | 6 | Son | — | Maryland |
| 70 | Leroy Eckenroad | 4 | Son | — | Maryland |
| 71 | Playford Eckenroad | 2 | Son | — | Maryland |
| 72 | Emerson Thomas | 34 | Head | Mechanic | Maryland |
| 73 | Anna G Thomas | 33 | Wife | — | Pennsylvania |
| 74 | Betty Thomas | 14 | Daughter | — | Pennsylvania |
| 75 | Emerson Thomas | 11 | Son | — | Pennsylvania |
| 76 | Renella Thomas | 6 | Daughter | — | Maryland |
| 77 | George Thomas | 40 | Head | Farmer | Maryland |
| 78 | Sarah E Thomas | 31 | Wife | — | Pennsylvania |
| 79 | Samuel Thomas | 13 | Son | — | Pennsylvania |
| 80 | Burgett Thomas | 12 | Son | — | Pennsylvania |
Pedigree Summary
Ralph + 1 sibling
Gen 1 · 4 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)