MR
Martha Ross — 1920 US Census Record
Model Tree available1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Martha Ross across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Andrew & Jane — first a spouse (b.~1882), then head of a 5-person household.
Age 38
b. ~1882
Female
Spouse
Born: Pennsylvania
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Ross |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| 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 | City Of Pittsburgh |
| Est. Birth Year | ~1882 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| David Ross | Head | — | 46 | ~1874 |
| Christine Ross | Daughter | — | 2 | ~1918 |
| Martha Ross | Spouse | — | 38 | ~1882 |
| Martha Ross | Daughter | — | 8 | ~1912 |
| Thelma Ross | Daughter | — | 11 | ~1909 |
Census Appearances
1900
Allegheny, Pennsylvania
Daughter, age 21
Allegheny, Pennsylvania · implied b. ~1879 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | Feb |
| Birth Year | 1879 |
| 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 |
1910
Allegheny, Pennsylvania
Spouse, age 29
Allegheny, Pennsylvania · implied b. ~1881 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 4 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Spouse, age 38
Allegheny, Pennsylvania · implied b. ~1882 — 5 household members
| Surname | Ross |
| Given Name | Martha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| 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 Martha Ross across 3 US Census years (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father Andrew Ross (~0.92 confidence) and mother Jane Ross (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Ross
b. ~1859
Source father
● Household
· direct · ~0.92
Mother
Jane Ross
b. ~1860
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Martha Ross
Spouse · 1920 · age 38 · b. ~1882 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1521unit:0369)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Leo Carroll | 20 | Son | Trucking Boy | Pennsylvania |
| 52 | Edmund Carroll | 14 | Son | Errand Boy | Pennsylvania |
| 53 | Solomon Kirchheimer | 53 | Head | Manager | Pennsylvania |
| 54 | Annie Kirchheimer | 59 | Wife | — | Maryland |
| 55 | Edward L. Keenan | 34 | Son-in-law | Pressman | Pennsylvania |
| 56 | Charles B. Hoover | 52 | Brother-in-law | Painter | Maryland |
| 57 | Fred Urier | 47 | Head | Electrician | Pennsylvania |
| 58 | Anna Urier | 44 | Wife | — | Pennsylvania |
| 59 | Fred Urier | 20 | Son | Workman | Pennsylvania |
| 60 | George Miller | 46 | Brother-in-law | — | Pennsylvania |
| 61 | Katherine Miller | 82 | Mother-in-law | — | Germany |
| 62 | Harley Raider | 25 | Head | Moulder | Ohio |
| 63 | Ruth Raider | 20 | Wife | — | Ohio |
| 64 | Loyd Gross | 53 | Head | Clerk | Pennsylvania |
| 65 | Jennie B. Gross | 43 | Wife | — | Pennsylvania |
| 66 | Conrad Oms | 64 | Head | Engineer | Pennsylvania |
| 67 | Harriett Oms | 65 | Wife | — | England |
| 68 | David B. Jones | 40 | Son-in-law | Clerk | Pennsylvania |
| 69 | Florence Jones | 28 | Wife | — | Pennsylvania |
| 70 | Ernest Volkers | 32 | Head | Elevator Man | Pennsylvania |
| 71 | Emma Volkers | 35 | Wife | — | Pennsylvania |
| 72 | Gertrude Volkers | 10 | Daughter | — | Pennsylvania |
| 73 | Bruce Robert Volkers | 2 | Son | — | Pennsylvania |
| 74 | George Smut | 51 | Boarder | Dispatcher | Pennsylvania |
| 75 | David Ross | 46 | Head | Superintendent | Scotland |
| 76 | Martha Ross THIS PERSON | 38 | Wife | — | Pennsylvania |
| 77 | Thelma Ross | 11 | Daughter | — | Pennsylvania |
| 78 | Martha Ross | 8 | Daughter | — | Pennsylvania |
| 79 | Christine Ross | 2 | Daughter | — | Pennsylvania |
| 80 | James S. Hill | 58 | Head | Sta. Engineer | Pennsylvania |
| 81 | Laura Hill | 50 | Wife | — | Pennsylvania |
| 82 | Gladys Belle Hill | 16 | Daughter | — | Pennsylvania |
| 83 | Robert Clyde Hill | 13 | Son | — | Pennsylvania |
| 84 | Frederick Christ | 42 | Head | Motorman | Germany |
| 85 | Harriett Christ | 39 | Wife | — | England |
| 86 | Pauline Christ | 13 | Daughter | Clerk | Pennsylvania |
| 87 | Martha Christ | 11 | Daughter | Clerk | Pennsylvania |
| 88 | Frederick Christ | 7 | Son | — | Pennsylvania |
| 89 | Andrew Christ | 1 | Son | — | Pennsylvania |
| 90 | Albert B. Sheriff | 45 | Head | Clerk | Pennsylvania |
| 91 | Nettie Sheriff | 40 | Wife | — | Pennsylvania |
| 92 | Emma Cook | 45 | Lodger | — | United States |
| 93 | Guy J. Ingold | 40 | Head | Clerk | Pennsylvania |
| 94 | Sarah Ingold | 37 | Wife | — | Pennsylvania |
| 95 | Sidney J. Sheriff | 35 | Head | Clerk | Pennsylvania |
| 96 | Mary B. Sheriff | 38 | Sister | — | Pennsylvania |
| 97 | Bess Sheriff | 28 | Sister | — | Pennsylvania |
| 98 | Solon Crane | 48 | Head | Agent | New York |
| 99 | Sadie Crane | 44 | Wife | — | Pennsylvania |
| 100 | Edgar Crane | 13 | Son | — | New York |
Pedigree Summary
Martha
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)