RM
Robert Marshall — 1920 US Census Record
Model Tree available1920 United States Federal Census · Montgomery, Pennsylvania
Our Model Tree links this Robert Marshall across the 1900, 1910 and 1920 US Censuses in Montgomery, Pennsylvania (XGBoost, ~Confirmed), with identified parents Ernest & James — first a head (b.~1894), then head of a 4-person household.
Age 26
b. ~1894
Male
Head
Born: Pennsylvania
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Montgomery, Pennsylvania |
| Surname | Marshall |
| Given Name | Robert P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Mechanical Engineer |
| Industry | Locomotive Works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | pennsylvania |
| Occupation | Mechanical Engineer |
| Township / Ward | Cheltenham Township Part Of |
| Est. Birth Year | ~1894 |
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 1920 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Marshall | Head | — | 26 | ~1894 |
| Esther Anderson | Other | — | 22 | ~1898 |
| Robert Marshall | Son | — | 1 | ~1919 |
| Alice Marshall | Spouse | — | 24 | ~1896 |
Census Appearances
1900
Montgomery, Pennsylvania
Son, age 8
Montgomery, Pennsylvania · implied b. ~1892 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Birth Month | Dec |
| Birth Year | 1892 |
| 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
Montgomery, Pennsylvania
Son, age 17
Montgomery, Pennsylvania · implied b. ~1893 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | Robert P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Montgomery, Pennsylvania
Head, age 26
Montgomery, Pennsylvania · implied b. ~1894 — 4 household members
| Surname | Marshall |
| Given Name | Robert P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Mechanical Engineer |
| Industry | Locomotive Works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Year of Naturalization | R |
| 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 Marshall across 3 US Census years (1900, 1910 and 1920) in Montgomery, Pennsylvania, using XGBoost record linkage. Identified parents: father Ernest Marshall (~0.92 confidence) and father James Marshall (~0.92 confidence) and mother Alice Marshall (~0.92 confidence) and mother Phoebe Marshall (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ernest Marshall
b. ~1853
Source father
● Household
· direct · ~0.92
Father
James Marshall
b. ~1853
Source father
● Household
· direct · ~0.92
Mother
Alice Marshall
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Phoebe Marshall
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Marshall
Head · 1920 · age 26 · b. ~1894 · 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 — Montgomery, Pennsylvania
Open full size
1920 US Federal Census — Montgomery, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1604unit:0311)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lloyd H. Schultz | 26 | Head | Commercial Traveler | Pennsylvania |
| 2 | Sarah Linda Schultz | 23 | Wife | — | Pennsylvania |
| 3 | Jacob Needles | 49 | Head | Manufacturer | Russia |
| 4 | Etta Needles | 47 | Wife | — | Michigan |
| 5 | Howard G. Needles | 22 | Son | Foreman | Pennsylvania |
| 6 | Edna F. Needles | 20 | Daughter | Student | Pennsylvania |
| 7 | Rose Routledge | 50 | Sister | — | Michigan |
| 8 | George C. Williams | 78 | Head | Retired | Maryland |
| 9 | Sarah C. Williams | 75 | Sister | — | Maryland |
| 10 | Mary W. Williams | 46 | Daughter | — | Pennsylvania |
| 11 | Julia Thill | 59 | Servant | — | Virginia |
| 12 | Charles Walker | 61 | Head | — | England |
| 13 | Ruby D. Walker | 29 | Daughter | Teacher | Pennsylvania |
| 14 | Edith A. Walker | 27 | Daughter | Teacher | Pennsylvania |
| 15 | John H. Mccandless | 38 | Head | Traveling Agent | Pennsylvania |
| 16 | Rita C. Mccandless | 34 | Wife | — | New Jersey |
| 17 | Edward P. Mccandless | 11 | Son | — | Pennsylvania |
| 18 | Helen Mccandless | 8 | Daughter | — | Pennsylvania |
| 19 | Janet Mccandless | 6 | Daughter | — | Pennsylvania |
| 20 | Emma L. Rech | 61 | Head | — | Pennsylvania |
| 21 | George D. Rech | 25 | Son | Clerk | Pennsylvania |
| 22 | Philip P. Rech | 22 | Son | Secretary | Pennsylvania |
| 23 | William P. Rech | 38 | Son | Draft Clerk | Pennsylvania |
| 24 | Sarah Rech | 35 | Wife | — | Pennsylvania |
| 25 | William H. Rech | 11 | Son | — | Pennsylvania |
| 26 | Ellen Fallon | 43 | Servant | Servant | Ireland |
| 27 | Frank Brown | 55 | Head | Salesman | Pennsylvania |
| 28 | Mary C. Brown | 51 | Wife | — | Pennsylvania |
| 29 | Frank J. Jr. Brown | 23 | Son | Clerk | Pennsylvania |
| 30 | Howard W. Brown | 20 | Son | — | Pennsylvania |
| 31 | Gertrude L. Brown | 11 | Daughter | — | Pennsylvania |
| 32 | Douglas Macdonald | 54 | Head | Salesman | Pennsylvania |
| 33 | Mabel H. Macdonald | 42 | Wife | — | Pennsylvania |
| 34 | William Austin | 33 | Son-in-law | Civil Engineer | Pennsylvania |
| 35 | Helen Austin | 28 | Wife | — | Pennsylvania |
| 36 | Helen Barton | 12 | Granddaughter | — | Pennsylvania |
| 37 | Eugene Wester | 30 | Boarder | Agent | Germany |
| 38 | Edith Macneil | 15 | Boarder | — | Pennsylvania |
| 39 | Ruth Macneil | 10 | Boarder | — | Pennsylvania |
| 40 | Robert P. Marshall THIS PERSON | 26 | Head | Mechanical Engineer | Pennsylvania |
| 41 | Alice D. Marshall | 24 | Wife | — | Pennsylvania |
| 42 | Robert D. Marshall | 1 | Son | — | Pennsylvania |
| 43 | Esther Anderson | 22 | Servant | Servant | Maryland |
| 44 | George A. Munson | 48 | Head | — | Maryland |
| 45 | Alice A. Munson | 13 | Daughter | — | Maryland |
| 46 | Eugene A. Schmidlin | 27 | Servant | Servant | France |
| 47 | Grant Pfizenmaier | 30 | Head | Accountant | Pennsylvania |
| 48 | Nellie Pfizenmaier | 39 | Sister | Private Secretary | Pennsylvania |
| 49 | Ada Pfizenmaier | 38 | Sister | — | Pennsylvania |
| 50 | Gertrude Pfizenmaier | 33 | Sister | — | Pennsylvania |
Pedigree Summary
Robert
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 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)