RE
Robert Erickson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Summit-County, Ohio
Our Model Tree links this Robert Erickson across the 1920, 1930 and 1940 US Censuses in Summit-County, Ohio (XGBoost, ~Confirmed), with identified parents Amos & Isaac — first a son (b.~1920), then head of a 4-person household.
Age 20
b. ~1920
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Summit-County, Ohio |
| Surname | Erickson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Greene Twp |
| 1935 Residence (County) | Summit |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Dairy Co. |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 706 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Truck Driver |
| Township / Ward | Greene Twp |
| Est. Birth Year | ~1920 |
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 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Wilfred Erickson | Son | — | 22 | ~1918 |
| Ethel Erickson | Spouse | — | 44 | ~1896 |
| Robert Erickson | Son | — | 20 | ~1920 |
| Isaac Erickson | Head | — | 47 | ~1893 |
Census Appearances
1920
Summit, Ohio
Son, age 1
Summit, Ohio · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Erickson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Summit, Ohio
Son, age 11
Summit, Ohio · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Erickson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Summit-County, Ohio
Son, age 20
Summit-County, Ohio · implied b. ~1920 — 4 household members
| Surname | Erickson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Greene Twp |
| 1935 Residence (County) | Summit |
| Occupation | Truck Driver |
| Industry | Dairy Co. |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 706 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Erickson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Amos Erickson (~0.92 confidence) and father Isaac Erickson (~0.92 confidence) and father Ivor Erickson (~0.92 confidence) and mother Elva Erickson (~0.92 confidence) and mother Esther Erickson (~0.92 confidence) and mother Ethel Erickson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Amos Erickson
b. ~1894
Source father
● Household
· direct · ~0.92
Father
Isaac Erickson
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Ivor Erickson
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Elva Erickson
b. ~1898
Source mother
● Household
· direct · ~0.92
Mother
Esther Erickson
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Ethel Erickson
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Erickson
Son · 1940 · age 20 · b. ~1920 · Ohio
★ You are viewing this record
Sibling
Wilfred Erickson
Sibling · 1940 · age 22
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
1940 US Federal Census — Summit-County, Ohio
Open full size
1940 US Federal Census — Summit-County, Ohio
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03153-00696)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Lockhart | 13 | Daughter | — | Ohio |
| 42 | Robert Lockhart | 11 | Son | — | Ohio |
| 43 | Fred Lockhart | 8 | Son | — | Ohio |
| 44 | Isaac Erickson | 47 | Head | Farmer | Ohio |
| 45 | Ethel Erickson | 44 | Wife | — | Ohio |
| 46 | Wilfred Erickson | 22 | Son | Collector | Ohio |
| 47 | Robert Erickson THIS PERSON | 20 | Son | Truck Driver | Ohio |
| 48 | Dan H. Miller | 32 | Head | Farmer | Ohio |
| 49 | Bernice Miller | 25 | Wife | — | Ohio |
| 50 | Donna J. Miller | 5 | Daughter | — | Ohio |
| 51 | Roger D. Miller | 4 | Son | — | Ohio |
| 52 | Howard Brenneman | 61 | Head | Farmer | Penna |
| 53 | Catherine Brenneman | 65 | Wife | — | Maryland |
| 54 | Clara Brenneman | 40 | Daughter | Bus Driver | Maryland |
| 55 | Mary Brenneman | 28 | Daughter | — | Ohio |
| 56 | Charles Brenneman | 23 | Son | — | Ohio |
| 57 | Mary D. Smith | 42 | Head | — | Pennsylvania |
| 58 | Mike Smith | 26 | Son | Laborer | Ohio |
| 59 | Julia Smith | 18 | Daughter | — | Ohio |
| 60 | Helen Smith | 16 | Daughter | — | Ohio |
| 61 | Ruth Smith | 14 | Daughter | — | Ohio |
| 62 | Mary Stragowsky | 24 | Daughter | — | Ohio |
| 63 | Stanley Stragowsky | 15 | Son | — | Ohio |
| 64 | Casper Kramer | 56 | Lodger | Laborer | Pennsylvania |
| 65 | Leo Dalton | 49 | Lodger | Laborer | Pennsylvania |
| 66 | George Ellenbrook | 30 | Head | Laborer | Ohio |
| 67 | Grace Ellenbrook | 21 | Wife | — | Ohio |
| 68 | John Ellenbrook | 58 | Head | Farmer | Germany |
| 69 | Anna Ellenbrook | 51 | Wife | — | Ohio |
| 70 | Henry Ellenbrook | 19 | Son | Laborer | Ohio |
| 71 | Elizabeth Ellenbrook | 16 | Daughter | — | Ohio |
| 72 | Alfred Ellenbrook | 14 | Son | — | Ohio |
| 73 | Jennie Russell | 38 | Head | Mill Man | Germany |
| 74 | Mamie Russell | 42 | Wife | — | Penna |
| 75 | James R. Russell | 2 | Son | — | Ohio |
| 76 | Ursula L. Russell | 1 | Daughter | — | Ohio |
| 77 | Lutty Marks | 51 | Head | Mill Man | Penna |
| 78 | Sadie M. Marks | 52 | Wife | — | Penna |
Pedigree Summary
Robert + 1 sibling
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 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)