RL
Robert Lynch — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Robert Lynch across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 5-person household.
Age 46
b. ~1874
Male
Head
Born: Pennsylvania
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Lynch |
| Given Name | Robert M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Occupation | Foreman |
| Industry | Steel Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Foreman |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1874 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Mary Lynch | Daughter | — | 19 | ~1901 |
| Barbara Lynch | Daughter | — | 18 | ~1902 |
| Robert Lynch | Head | — | 46 | ~1874 |
| Robert Lynch | Son | — | 16 | ~1904 |
| Nannie Lynch | Spouse | — | 44 | ~1876 |
Census Appearances
1900
Allegheny, Pennsylvania
Other, age 27
Allegheny, Pennsylvania · implied b. ~1873 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Robert |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | May |
| Birth Year | 1873 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Day Labor |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Allegheny, Pennsylvania
Head, age 35
Allegheny, Pennsylvania · implied b. ~1875 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Robert R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 15 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Hammerman |
| Industry | Steel works |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Head, age 46
Allegheny, Pennsylvania · implied b. ~1874 — 5 household members
| Surname | Lynch |
| Given Name | Robert M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Kentucky |
| Occupation | Foreman |
| Industry | Steel Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| 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 Lynch across 3 US Census years (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Robert Lynch
Head · 1920 · age 46 · b. ~1874 · Pennsylvania
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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:1920:14thcensusofpopu1522unit:0348)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William H. Young | 66 | Head | Laborer | Pennsylvania |
| 2 | Mary E. Young | 61 | Wife | — | Pennsylvania |
| 3 | William E. Young | 30 | Head | Helper | Pennsylvania |
| 4 | Edith Young | 34 | Wife | — | Pennsylvania |
| 5 | Mary E. Robison | 28 | Sister | — | Pennsylvania |
| 6 | John E. Elk | 40 | Head | Laborer | Pennsylvania |
| 7 | Elizabeth Elk | 27 | Wife | — | Pennsylvania |
| 8 | Edwina Elk | 9 | Daughter | — | Pennsylvania |
| 9 | Monroe Elk | 7 | Son | — | Pennsylvania |
| 10 | Robert Elk | 5 | Son | — | Pennsylvania |
| 11 | Frank Elk | 1 | Son | — | Pennsylvania |
| 12 | Jacob Mast | 64 | Father-in-law | Laborer | Ohio |
| 13 | Alfred E. Krause | 25 | Head | Machinist | Pennsylvania |
| 14 | Geraldine Krause | 25 | Wife | — | New York |
| 15 | Mary Liles | 60 | Head | — | Pennsylvania |
| 16 | Mabel Liles | 23 | Daughter | Feeder | Pennsylvania |
| 17 | Isabella Liles | 21 | Daughter | Clerk | Pennsylvania |
| 18 | Robert M. Lynch THIS PERSON | 46 | Head | Foreman | Pennsylvania |
| 19 | Nannie Lynch | 44 | Wife | — | Pennsylvania |
| 20 | Mary E. Lynch | 19 | Daughter | Clerk | Pennsylvania |
| 21 | Barbara R. Lynch | 18 | Daughter | Operator | Pennsylvania |
| 22 | Robert Lynch | 16 | Son | — | Pennsylvania |
| 23 | Jane Wilson | 62 | Head | — | Ireland |
| 24 | George H. Wilson | 37 | Son | Mechanic | Ireland |
| 25 | William J. Wilson | 34 | Son | Laborer | Ireland |
| 26 | Robert H. Wilson | 23 | Son | Truck | Ireland |
| 27 | Joseph L. Wilson | 20 | Son | — | Ireland |
| 28 | Joseph Challinor | 37 | Head | Salesman | Pennsylvania |
| 29 | Jennie Challinor | 34 | Wife | — | England |
| 30 | Joseph Challinor | 12 | Son | — | Pennsylvania |
| 31 | Mary Challinor | 11 | Daughter | — | Pennsylvania |
| 32 | Robert Challinor | 2 | Son | — | Pennsylvania |
| 33 | Margaret Hart | 28 | Boarder | Clerk | England |
| 34 | George H. Hart | 30 | Head | Storekeeper | Wales |
| 35 | Marie Hart | 30 | Wife | — | Pennsylvania |
| 36 | Lillian Hart | 11 | Daughter | — | Pennsylvania |
| 37 | Helen Hart | 10 | Daughter | — | Pennsylvania |
| 38 | Harry Hart | 7 | Son | — | Pennsylvania |
| 39 | James D. Rumbaugh | 56 | Head | Salesman | Pennsylvania |
| 40 | Cora M. Rumbaugh | 47 | Wife | — | Pennsylvania |
| 41 | Luke R. Rumbaugh | 23 | Son | Steamfitter | Pennsylvania |
| 42 | Robert D. Rumbaugh | 21 | Son | Steamfitter | Pennsylvania |
| 43 | James D. Rumbaugh | 19 | Son | — | Pennsylvania |
| 44 | Donald Rumbaugh | 17 | Son | Agent | Minnesota |
| 45 | Hugh M. Rumbaugh | 14 | Son | — | Minnesota |
| 46 | Elizabeth Rumbaugh | 10 | Daughter | — | Minnesota |
| 47 | Marjorie Rumbaugh | 7 | Daughter | — | Minnesota |
| 48 | Helmuth Klaus | 28 | Head | Clerk | Pennsylvania |
| 49 | Mayme Klaus | 26 | Wife | — | Pennsylvania |
| 50 | Mildred Klaus | 6 | Daughter | — | 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)