JL
Joseph Lewis — 1920 US Census Record
Model Tree available1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Joseph Lewis across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Sarah & David — first a son (b.~1900), then head of a 6-person household.
Age 20
b. ~1900
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Lewis |
| Given Name | Joseph M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| 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 | Oakmont Borough |
| Est. Birth Year | ~1900 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Olive Lewis | Daughter | — | 24 | ~1896 |
| David Lewis | Head | — | 52 | ~1868 |
| Elizabeth Mcmahon | Other | — | 58 | ~1862 |
| Howard Mcmahon | Other | — | 20 | ~1900 |
| Joseph Lewis | Son | — | 20 | ~1900 |
| Sarah Lewis | Spouse | — | 52 | ~1868 |
Census Appearances
1900
Allegheny, Pennsylvania
Son, age
Allegheny, Pennsylvania · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Joseph M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | Jan |
| Birth Year | 1900 |
| 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
Son, age 10
Allegheny, Pennsylvania · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Joseph M |
| 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 | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 20
Allegheny, Pennsylvania · implied b. ~1900 — 6 household members
| Surname | Lewis |
| Given Name | Joseph M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| 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 Joseph Lewis across 3 US Census years (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: mother Sarah Lewis (~0.92 confidence) and father David Lewis (~0.92 confidence) and father David Lewis (~0.92 confidence) and mother Sarah Lewis (~0.92 confidence) and mother Sarah Lewis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Sarah Lewis
b. ~1863
Source mother
● Household
· direct · ~0.92
Father
David Lewis
b. ~1864
Source father
● Household
· direct · ~0.92
Father
David Lewis
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Sarah Lewis
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Sarah Lewis
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Lewis
Son · 1920 · age 20 · b. ~1900 · Pennsylvania
★ You are viewing this record
Sibling
Olive Lewis
Sibling · 1920 · age 24
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 — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1516unit:0271)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | M. Aubrey Smith | 36 | Head | Asst. Supt. | Virginia |
| 52 | Myrtle Smith | 36 | Wife | — | Pennsylvania |
| 53 | M. Aubrey Jr. Smith | 9 | Son | — | Pennsylvania |
| 54 | John W. Smith | 7 | Son | — | Pennsylvania |
| 55 | Hilda Winter | 15 | Servant | Servant | Pennsylvania |
| 56 | Washington L. Kelly | 43 | Head | Salesman | Pennsylvania |
| 57 | Sarah Gilbert Kelly | 44 | Wife | — | Pennsylvania |
| 58 | Gilbert Kelly | 16 | Son | — | Pennsylvania |
| 59 | Mildred Kelly | 15 | Daughter | — | Pennsylvania |
| 60 | John Kelly | 12 | Son | — | Pennsylvania |
| 61 | Jessie Kelly | 9 | Daughter | — | Pennsylvania |
| 62 | David J. Lewis | 52 | Head | Paymaster | Pennsylvania |
| 63 | Sarah H. Lewis | 52 | Wife | — | Pennsylvania |
| 64 | Olive M. Lewis | 24 | Daughter | Bookkeeper | Pennsylvania |
| 65 | Joseph M. Lewis THIS PERSON | 20 | Son | — | Pennsylvania |
| 66 | Elizabeth H. Mcmahon | 58 | Sister-in-law | Forelady | Pennsylvania |
| 67 | Howard C. Mcmahon | 20 | Nephew | Mill Hand | Pennsylvania |
| 68 | William H. Lay | 47 | Head | Clerk | Pennsylvania |
| 69 | Florence Lay | 38 | Wife | — | Kentucky |
| 70 | Helen Scott | 16 | Stepdaughter | — | Pennsylvania |
| 71 | Hugh Elmer Raymond | 33 | Head | Credit Man | Iowa |
| 72 | Grace Raymond | 23 | Wife | — | Pennsylvania |
| 73 | Robert Parke Raymond | 1 | Son | — | Pennsylvania |
| 74 | Robert Bruce Reed | 59 | Head | Contractor | Pennsylvania |
| 75 | Carrie Rose Reed | 50 | Wife | — | Pennsylvania |
| 76 | Edward P. Wright | 28 | Head | Commercial Traveler | Illinois |
| 77 | Sadie M. Wright | 26 | Wife | — | Illinois |
| 78 | Edward Jr. Wright | 4 | Son | — | Iowa |
| 79 | Alice L. Wright | 2 | Daughter | — | Iowa |
| 80 | John William Payne | 41 | Head | District Manager | New York |
| 81 | Elizabeth Gertrude Payne | 33 | Wife | — | New York |
| 82 | Charles Addison Payne | 13 | Son | — | New York |
| 83 | John William Jr. Payne | 3 | Son | — | New York |
| 84 | John P. Haney | 46 | Head | Contractor | New York |
| 85 | Bridget A. Haney | 42 | Wife | — | New York |
| 86 | James Allen Haney | 16 | Son | — | New York |
| 87 | John Harold Haney | 15 | Son | — | New York |
| 88 | Edwin Joseph Haney | 9 | Son | — | New York |
| 89 | Theodore Steiner | 74 | Head | — | Germany |
| 90 | Anna Steiner | 30 | Daughter | — | Pennsylvania |
| 91 | Edward Steiner | 2 | Grandson | — | Pennsylvania |
| 92 | Josephine Steiner | 44 | Daughter | Nurse | Germany |
| 93 | Thomas P. Yeager | 47 | Head | Accountant | Pennsylvania |
| 94 | Eleanor Yeager | 43 | Wife | — | Pennsylvania |
| 95 | Alberta F. Yeager | 18 | Daughter | — | New York |
| 96 | Thomas R. Yeager | 14 | Son | — | Pennsylvania |
| 97 | Horace F. James | 26 | Roomer | Auditor | Pennsylvania |
| 98 | Fredrick Lee | 66 | Head | Foundry Foreman | Germany |
| 99 | Elizabeth Lee | 58 | Wife | — | Pennsylvania |
| 100 | George Lee | 30 | Son | Secretary Treas. | Pennsylvania |
Pedigree Summary
Joseph + 1 sibling
Gen 1 · 5 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)