RG
Robert Gardner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Erie-County, Pennsylvania
Our Model Tree links this Robert Gardner across the 1920, 1930 and 1940 US Censuses in Erie-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Mary & Mary — first a son (b.~1911), then head of a 3-person household.
Age 29
b. ~1911
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, Pennsylvania |
| Surname | Gardner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Millcreek RD# |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Occupation | Laborer apprentice |
| Industry | Stove Manufacture |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 16 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer Apprentice |
| Township / Ward | Millcreek Rd |
| Est. Birth Year | ~1911 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Edward Gardner | Head | — | 59 | ~1881 |
| Mary Gardner | Spouse | — | 60 | ~1880 |
| Robert Gardner | Son | — | 29 | ~1911 |
Census Appearances
1920
Erie, Pennsylvania
Son, age 6
Erie, Pennsylvania · implied b. ~1914 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Kansas |
| 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
Erie, Pennsylvania
Son, age 18
Erie, Pennsylvania · implied b. ~1912 — 31 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Grocery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Erie-County, Pennsylvania
Son, age 29
Erie-County, Pennsylvania · implied b. ~1911 — 3 household members
| Surname | Gardner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Millcreek RD# |
| 1935 Residence (County) | Erie |
| Occupation | Laborer apprentice |
| Industry | Stove Manufacture |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 16 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Gardner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Gardner (~0.92 confidence) and mother Mary Gardner (~0.92 confidence) and father Edward Gardner (~0.92 confidence) and father Edward Gardner (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Gardner
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Mary Gardner
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Edward Gardner
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Edward Gardner
b. ~1881
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Gardner
Son · 1940 · age 29 · b. ~1911 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Erie-County, Pennsylvania
Open full size
1940 US Federal Census — Erie-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03501-00091)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Franklin Spangler | 66 | Head | — | Pennsylvania |
| 42 | Elizabeth Spangler | 67 | Wife | — | Pennsylvania |
| 43 | Lawrence Ward | 76 | Head | — | Pennsylvania |
| 44 | Mary Ward | 73 | Wife | — | Pennsylvania |
| 45 | Road David | 43 | Head | Laborer | Pennsylvania |
| 46 | Louise David | 41 | Wife | — | Pennsylvania |
| 47 | Paul David | 21 | Son | Attendant | Pennsylvania |
| 48 | Richard David | 16 | Son | — | Pennsylvania |
| 49 | Ida David | 74 | Mother | — | Pennsylvania |
| 50 | Chester Trimmer | 32 | Head | Clerk | Pennsylvania |
| 51 | Catherine Trimmer | 29 | Wife | — | Pennsylvania |
| 52 | William Trimmer | 12 | Son | — | Pennsylvania |
| 53 | Richard Trimmer | 10 | Son | — | Pennsylvania |
| 54 | Amos Woodell | 39 | Head | Salesman | Pennsylvania |
| 55 | Elsie Woodell | 31 | Wife | — | Pennsylvania |
| 56 | Robert Woodell | 10 | Son | — | Pennsylvania |
| 57 | Jacqueline Woodell | 8 | Daughter | — | Pennsylvania |
| 58 | Joanne Woodell | 5 | Daughter | — | Pennsylvania |
| 59 | Arthur Woodell | 5 | Son | — | Pennsylvania |
| 60 | Edward Gardner | 59 | Head | Laborer | Kansas |
| 61 | Mary Gardner | 60 | Wife | — | Pennsylvania |
| 62 | Robert Gardner THIS PERSON | 29 | Son | Laborer Apprentice | Pennsylvania |
| 63 | Jack Rehoff | 24 | Head | Core Maker | Pennsylvania |
| 64 | Ruth Rehoff | 20 | Wife | Seamstress | Pennsylvania |
| 65 | Joseph Henry | 29 | Head | Chipper | Pennsylvania |
| 66 | Helen Henry | 30 | Wife | — | Pennsylvania |
| 67 | Robert Henry | 12 | Son | — | Pennsylvania |
| 68 | Dolores Henry | 10 | Daughter | — | Pennsylvania |
| 69 | Quentin Bender | 32 | Head | Simonizer | Pennsylvania |
| 70 | Glenola Bender | 29 | Wife | — | Pennsylvania |
| 71 | Quentin Bender | 6 | Son | — | Pennsylvania |
| 72 | Kathryn Long | 39 | Cousin | — | Pennsylvania |
| 73 | Kenneth Murray | 32 | Head | Laborer | Pennsylvania |
| 74 | Arlie Murray | 31 | Wife | — | Pennsylvania |
| 75 | Donald Murray | 8 | Son | — | Pennsylvania |
| 76 | Harry Murray | 4 | Son | — | Pennsylvania |
| 77 | Lois Murray | 1 | Daughter | — | Pennsylvania |
| 78 | Laura Bender | 59 | Head | — | Pennsylvania |
| 79 | Harold Bender | 38 | Son | Laborer | Pennsylvania |
| 80 | John Bender | 19 | Son | Laborer | 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 1940 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)