TM
Thelma Martin — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Washington, Pennsylvania
Our Model Tree links this Thelma Martin across the 1910 and 1920 US Censuses in Washington, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 10-person household.
Age 13
b. ~1907
Female
Daughter
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Washington, Pennsylvania |
| Surname | Martin |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Canonsburg Borough |
| 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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Irene Martin | Daughter | — | 5 | ~1915 |
| Sarah Martin | Daughter | — | 11 | ~1909 |
| Vera Martin | Daughter | — | 3 | ~1917 |
| Anna Martin | Spouse | — | 37 | ~1883 |
| Raymond Martin | Son | — | 1 | ~1919 |
| Helen Martin | Daughter | — | 1 | ~1919 |
| Herman Martin | Head | — | 36 | ~1884 |
| James Martin | Son | — | 9 | ~1911 |
| Dorothy Martin | Daughter | — | 7 | ~1913 |
| Thelma Martin | Daughter | — | 13 | ~1907 |
Census Appearances
1910
Washington, Pennsylvania
Daughter, age 2
Washington, Pennsylvania · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Thelma G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Washington, Pennsylvania
Daughter, age 13
Washington, Pennsylvania · implied b. ~1907 — 10 household members
| Surname | Martin |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Thelma Martin across 2 US Census years (1910 and 1920) in Washington, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Thelma Martin
Daughter · 1920 · age 13 · b. ~1907 · Pennsylvania
★ You are viewing this record
Sibling
Irene Martin
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Martin
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Martin
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Martin
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Martin
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Martin
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Martin
Sibling · 1920 · age 1
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
1920 US Federal Census — Washington, Pennsylvania
Open full size
1920 US Federal Census — Washington, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1658unit:0228)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lola Kane | 58 | Sister | — | Pennsylvania |
| 52 | Wade Ray Arnold | 51 | Head | Farmer | Pennsylvania |
| 53 | Nancy Arnold | 56 | Wife | — | Pennsylvania |
| 54 | Elizabeth Drake | 60 | Sister | — | Pennsylvania |
| 55 | Alora Vandruff | 57 | Head | — | Pennsylvania |
| 56 | John Emery | 61 | Head | Farmer | Pennsylvania |
| 57 | Helen C Emery | 32 | Daughter | — | Pennsylvania |
| 58 | Leoline Emery | 28 | Daughter | — | Pennsylvania |
| 59 | Gary Dunn | 52 | Head | Teamster | Pennsylvania |
| 60 | Bessie P Dunn | 41 | Wife | — | Pennsylvania |
| 61 | William Dunn | 14 | Son | — | Pennsylvania |
| 62 | James Dunn | 10 | Son | — | Pennsylvania |
| 63 | Anna Dahms | 53 | Head | Housekeeper | England |
| 64 | Woodrow Dahms | 7 | Son | — | Pennsylvania |
| 65 | John Sim | 35 | Head | Trucker | Pennsylvania |
| 66 | Lydia M Sim | 35 | Wife | — | Pennsylvania |
| 67 | Andrew J Marshall | 70 | Head | Laborer | Pennsylvania |
| 68 | James Parks | 69 | Head | — | Vermont |
| 69 | Amelia Parks | 67 | Wife | — | Pennsylvania |
| 70 | Frank S Parks | 53 | Son | Painter | Pennsylvania |
| 71 | Cora Parks | 15 | Granddaughter | — | Pennsylvania |
| 72 | William Dickney | 46 | Head | Agent | Pennsylvania |
| 73 | Carrie Dickney | 46 | Wife | — | Pennsylvania |
| 74 | Gertie Dickney | 16 | Daughter | — | Pennsylvania |
| 75 | Wayne Dickney | 12 | Son | — | Pennsylvania |
| 76 | Homer Dickney | 6 | Son | — | Pennsylvania |
| 77 | John Metz | 67 | Head | — | Germany |
| 78 | Kate R Metz | 61 | Wife | — | Pennsylvania |
| 79 | Lida Metz | 26 | Daughter | — | Pennsylvania |
| 80 | Cora M Weems | 53 | Head | Machinist | Pennsylvania |
| 81 | Mildred Weems | 23 | Daughter | — | Pennsylvania |
| 82 | Elizabeth Weems | 18 | Daughter | — | Pennsylvania |
| 83 | Thelma Weems | 15 | Daughter | — | Pennsylvania |
| 84 | David De Marar | 31 | Head | Plaster | Pennsylvania |
| 85 | Nemo V Regester | 76 | Head | Carpenter | Pennsylvania |
| 86 | Henrietta Regester | 72 | Wife | — | Pennsylvania |
| 87 | Anna J Blazy | 70 | Sister | — | Pennsylvania |
| 88 | Isaac Woodfill | 37 | Head | Painter | Pennsylvania |
| 89 | Mary Woodfill | 36 | Wife | — | Pennsylvania |
| 90 | Helen Woodfill | 14 | Daughter | — | Pennsylvania |
| 91 | Herman Martin | 36 | Head | Teamster | Pennsylvania |
| 92 | Anna Martin | 37 | Wife | — | Pennsylvania |
| 93 | Thelma Martin THIS PERSON | 13 | Daughter | — | Pennsylvania |
| 94 | Sarah Martin | 11 | Daughter | — | Pennsylvania |
| 95 | James Martin | 9 | Son | — | Pennsylvania |
| 96 | Dorothy Martin | 7 | Daughter | — | Pennsylvania |
| 97 | Irene Martin | 5 | Daughter | — | Pennsylvania |
| 98 | Vera Martin | 3 | Daughter | — | Pennsylvania |
| 99 | Helen Martin | 1 | Daughter | — | Pennsylvania |
| 100 | Raymond Martin | 1 | Son | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)