RA
Robert Armstrong — 1930 US Census Record
Model Tree available1930 United States Federal Census · Warren, Pennsylvania
Our Model Tree links this Robert Armstrong across the 1910, 1920 and 1930 US Censuses in Warren, Pennsylvania (XGBoost, ~Confirmed), with identified parents Ernest & Grant — first a son (b.~1908), then head of a 4-person household.
Age 22
b. ~1908
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Warren, Pennsylvania |
| Surname | Armstrong |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Salesman |
| Industry | Furniture |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Salesman |
| Township / Ward | Warren Borough |
| Est. Birth Year | ~1908 |
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 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Grant Armstrong | Head | — | 62 | ~1868 |
| Robert Armstrong | Son | — | 22 | ~1908 |
| Kenneth Armstrong | Son | — | 27 | ~1903 |
| Martha Armstrong | Spouse | — | 58 | ~1872 |
Census Appearances
1910
Warren, Pennsylvania
Son, age 2
Warren, Pennsylvania · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | Robert H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Warren, Pennsylvania
Son, age 12
Warren, Pennsylvania · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Warren, Pennsylvania
Son, age 22
Warren, Pennsylvania · implied b. ~1908 — 4 household members
| Surname | Armstrong |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Furniture |
| Class of Worker | W |
| Can Read/Write | 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 Robert Armstrong across 3 US Census years (1910, 1920 and 1930) in Warren, Pennsylvania, using XGBoost record linkage. Identified parents: father Ernest Armstrong (~0.92 confidence) and father Grant Armstrong (~0.92 confidence) and father Grant Armstrong (~0.92 confidence) and mother Martha Armstrong (~0.92 confidence) and mother Martha Armstrong (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ernest Armstrong
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Grant Armstrong
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Grant Armstrong
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Martha Armstrong
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Martha Armstrong
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Armstrong
Son · 1930 · age 22 · b. ~1908 · Pennsylvania
★ You are viewing this record
Sibling
Kenneth Armstrong
Sibling · 1930 · age 27
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
1930 US Federal Census — Warren, Pennsylvania
Open full size
1930 US Federal Census — Warren, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2154:0188)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gust M. Borg | 44 | Head | Photographer | Sweden |
| 2 | Jennie D. Borg | 46 | Wife | — | Sweden |
| 3 | B. Everett Borg | 21 | Son | — | Pennsylvania |
| 4 | Paul M. Borg | 19 | Son | — | Pennsylvania |
| 5 | Harriet M. Borg | 18 | Daughter | — | Pennsylvania |
| 6 | Axel C. Johnson | 54 | Head | Forgeman | Sweden |
| 7 | Nellie Johnson | 46 | Wife | — | England |
| 8 | Harold C. Johnson | 22 | Son | Laborer | Pennsylvania |
| 9 | Frances E. Johnson | 18 | Daughter | — | Pennsylvania |
| 10 | Robert Johnson | 16 | Son | — | Pennsylvania |
| 11 | Ernest A. Kabenick | 34 | Head | Adv. Manager | Pennsylvania |
| 12 | Gertrude E. Kabenick | 23 | Wife | — | Pennsylvania |
| 13 | Ruth L. Kabenick | 0 | Daughter | — | Pennsylvania |
| 14 | Joseph F. Anderson | 52 | Head | Mail Carrier | Pennsylvania |
| 15 | Rose H. Anderson | 48 | Wife | — | Pennsylvania |
| 16 | Carl H. Braine | 35 | Head | Painter | Pennsylvania |
| 17 | Elsie D. Braine | 36 | Wife | — | Pennsylvania |
| 18 | George J. King | 50 | Head | Driver | Pennsylvania |
| 19 | Florence J. King | 52 | Wife | Eaterer | Pennsylvania |
| 20 | Charles Mazzera | 29 | Roomer | Mechanic | New York |
| 21 | Charles L. Porter | 39 | Head | Attendant | Pennsylvania |
| 22 | Helen A. Porter | 29 | Wife | — | Illinois |
| 23 | Nels J. Shelline | 55 | Head | Stillman | Sweden |
| 24 | Clara B. Shelline | 53 | Wife | — | Sweden |
| 25 | Nels E. Shelline | 26 | Son | Display Manager | Pennsylvania |
| 26 | Elizabeth Andregg | 57 | Head | — | France |
| 27 | Anna E. Andregg | 36 | Daughter | Attendant | Pennsylvania |
| 28 | Clifford C. Andregg | 33 | Son | Manager | Pennsylvania |
| 29 | Helen L. Andregg | 6 | Grand-daughter | — | Pennsylvania |
| 30 | Irwin Zimmerman | 32 | Son-in-law | Laborer | Pennsylvania |
| 31 | Helena M. Zimmerman | 31 | Daughter | — | Pennsylvania |
| 32 | Eliot I. Zimmerman | 9 | Grand-son | — | Pennsylvania |
| 33 | Harold L. Zimmerman | 7 | Grand-son | — | Pennsylvania |
| 34 | Grant Armstrong | 62 | Head | — | Pennsylvania |
| 35 | Martha E. Armstrong | 58 | Wife | — | Pennsylvania |
| 36 | Kenneth W. Armstrong | 27 | Son | Laborer | Pennsylvania |
| 37 | Robert W. Armstrong THIS PERSON | 22 | Son | Salesman | Pennsylvania |
| 38 | John H. Samson | 58 | Head | Janitor | Sweden |
| 39 | Emma E. Samson | 53 | Wife | — | Sweden |
| 40 | Harry E. Samson | 22 | Son | Laborer | Pennsylvania |
| 41 | Milton E. Samson | 20 | Son | Laborer | Pennsylvania |
| 42 | Evelyn Samson | 26 | Daughter | Teacher | Pennsylvania |
| 43 | Edna L. Samson | 24 | Daughter | Clerical Work | Pennsylvania |
| 44 | Everit Samson | 17 | Son | — | Pennsylvania |
| 45 | Charles G. Mathis | 36 | Head | Asst. Mortician | Pennsylvania |
| 46 | Signa C. Mathis | 39 | Wife | — | Pennsylvania |
| 47 | Lillian F. Mathis | 13 | Daughter | — | Pennsylvania |
| 48 | Miriam L. Mathis | 11 | Daughter | — | Pennsylvania |
| 49 | Cyrus O. Wright | 62 | Head | Machine Hand | Pennsylvania |
| 50 | Sarah C. Wright | 56 | Wife | — | Pennsylvania |
Pedigree Summary
Robert + 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 1930 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)