RS
Robert Simpson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Lancaster, Pennsylvania
Our Model Tree links this Robert Simpson across the 1910, 1920 and 1930 US Censuses in Lancaster, Pennsylvania (XGBoost, ~Confirmed), with identified parents Ella & Robert — first a son (b.~1910), then head of a 5-person household.
Age 20
b. ~1910
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lancaster, Pennsylvania |
| Surname | Simpson |
| Given Name | Robert B. |
| 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 | |
| Occupation | Painter |
| Industry | House painting |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Painter |
| Township / Ward | Caernarvon Township |
| Est. Birth Year | ~1910 |
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 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Mary Simpson | Daughter | — | 13 | ~1917 |
| Robert Simpson | Head | — | 58 | ~1872 |
| Robert Simpson | Son | — | 20 | ~1910 |
| George Simpson | Son | — | 24 | ~1906 |
| Ella Simpson | Spouse | — | 53 | ~1877 |
Census Appearances
1910
Lancaster, Pennsylvania
Son, age 1
Lancaster, Pennsylvania · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Lancaster, Pennsylvania
Son, age 10
Lancaster, Pennsylvania · implied b. ~1910 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Robert |
| 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 | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lancaster, Pennsylvania
Son, age 20
Lancaster, Pennsylvania · implied b. ~1910 — 5 household members
| Surname | Simpson |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Painter |
| Industry | House painting |
| 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 Simpson across 3 US Census years (1910, 1920 and 1930) in Lancaster, Pennsylvania, using XGBoost record linkage. Identified parents: mother Ella Simpson (~0.92 confidence) and father Robert Simpson (~0.92 confidence) and father Robert Simpson (~0.92 confidence) and father Robert Simpson (~0.92 confidence) and mother Cora Simpson (~0.92 confidence) and mother Ella Simpson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ella Simpson
b. ~1846
Source mother
● Household
· direct · ~0.92
Father
Robert Simpson
b. ~1849
Source father
● Household
· direct · ~0.92
Father
Robert Simpson
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Robert Simpson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Cora Simpson
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Ella Simpson
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Simpson
Son · 1930 · age 20 · b. ~1910 · Pennsylvania
★ You are viewing this record
Sibling
Mary Simpson
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Simpson
Sibling · 1930 · 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
1930 US Federal Census — Lancaster, Pennsylvania
Open full size
1930 US Federal Census — Lancaster, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2055:1084)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert E. Simpson | 58 | Head | Teacher | Pennsylvania |
| 2 | Ella Simpson | 53 | Wife | — | Pennsylvania |
| 3 | George D. Simpson | 24 | Son | — | Pennsylvania |
| 4 | Robert B. Simpson THIS PERSON | 20 | Son | Painter | Pennsylvania |
| 5 | Mary Simpson | 13 | Daughter | Painter | Pennsylvania |
| 6 | Stuart Parvin | 25 | Head | Pastor | Pennsylvania |
| 7 | Edna Parvin | 23 | Wife | — | Pennsylvania |
| 8 | Margaret Parvin | 3 | Daughter | — | Pennsylvania |
| 9 | Ellsworth Bauman | 45 | Head | Carpenter | Illinois |
| 10 | Margaret Bauman | 45 | Wife | — | Pennsylvania |
| 11 | Elizabeth Bauman | 17 | Daughter | — | Pennsylvania |
| 12 | William Bauman | 12 | Son | — | Pennsylvania |
| 13 | Charles Curley | 73 | Head | Carpenter | Pennsylvania |
| 14 | Hannah Curley | 71 | Wife | — | Pennsylvania |
| 15 | Thamzine Curley | 50 | Daughter | — | Pennsylvania |
| 16 | Ralph Beuley | 40 | Head | Decorator | Pennsylvania |
| 17 | Harriet Beuley | 38 | Wife | — | Pennsylvania |
| 18 | Anna Beuley | 17 | Daughter | Knitter | Pennsylvania |
| 19 | Dorothy Beuley | 15 | Daughter | — | Pennsylvania |
| 20 | George Beuley | 3 | Son | — | Pennsylvania |
| 21 | Lyland Brown | 67 | Head | Laborer | Pennsylvania |
| 22 | Carrie Brown | 66 | Wife | — | England |
| 23 | Emanuel A. Martin | 47 | Head | Fireman | Pennsylvania |
| 24 | Margaret Martin | 49 | Wife | — | Pennsylvania |
| 25 | Joseph Martin | 20 | Son | Laborer | Pennsylvania |
| 26 | Charles Dutterhoffer | 35 | Head | Physician | Pennsylvania |
| 27 | Mary B. Dutterhoffer | 33 | Wife | — | Pennsylvania |
| 28 | Clark E. Dutterhoffer | 5 | Daughter | — | Pennsylvania |
| 29 | Charles W. Dutterhoffer | 1 | Son | — | Pennsylvania |
| 30 | Franna Mayer | 35 | Servant | Servant | Pennsylvania |
| 31 | Lou M. John | 57 | Boarder | Post Mistress | Pennsylvania |
| 32 | Mary L. Rinck | 66 | Head | — | Pennsylvania |
| 33 | Mary M. Graf | 66 | Head | Sales Lady | Pennsylvania |
| 34 | William S. Brown | 40 | Head | Laborer | Pennsylvania |
| 35 | Bessie Brown | 37 | Wife | Seamstress | Pennsylvania |
| 36 | John S. Shirk | 62 | Head | Farmer | Pennsylvania |
| 37 | Margaret Shirk | 57 | Sister | — | Pennsylvania |
| 38 | Luther Boeringer | 41 | Head | Laborer | Pennsylvania |
| 39 | Mamie Boeringer | 41 | Wife | — | Pennsylvania |
| 40 | Rebecca Boeringer | 24 | Daughter | — | Pennsylvania |
| 41 | Mildred Boeringer | 21 | Daughter | Seamstress | Pennsylvania |
| 42 | Catharine Boeringer | 18 | Daughter | Seamstress | Pennsylvania |
| 43 | Luther B. Boeringer | 15 | Son | — | Pennsylvania |
| 44 | James F. Hayman | 71 | Head | Laborer | Pennsylvania |
| 45 | Sarah A. Hayman | 67 | Wife | — | Pennsylvania |
| 46 | Fred Bickham | 48 | Head | Laborer | Pennsylvania |
| 47 | Sue Bickham | 45 | Wife | — | Pennsylvania |
| 48 | Sarah Bickham | 22 | Daughter | Seamstress | Pennsylvania |
| 49 | Daniel W. Evans | 59 | Head | Blacksmith | Pennsylvania |
| 50 | Cella Evans | 50 | Wife | — | Pennsylvania |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 6 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)