RE
Robert Erickson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Sangamon, Illinois
Our Model Tree links this Robert Erickson across the 1910 and 1920 US Censuses in Sangamon, Illinois (XGBoost, ~Confirmed) — first a son (b.~1908), then head of a 7-person household.
Age 12
b. ~1908
Male
Son
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Sangamon, Illinois |
| Surname | Erickson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | City Of Springfield |
| 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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Alma Erickson | Spouse | — | 41 | ~1879 |
| Charles Erickson | Head | — | 44 | ~1876 |
| Robert Erickson | Son | — | 12 | ~1908 |
| Earl Erickson | Son | — | 5 | ~1915 |
| Alva Erickson | Son | — | 8 | ~1912 |
| William Erickson | Son | — | 15 | ~1905 |
| Charles Erickson | Son | — | 19 | ~1901 |
Census Appearances
1910
Sangamon, Illinois
Son, age 3
Sangamon, Illinois · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Erickson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Sangamon, Illinois
Son, age 12
Sangamon, Illinois · implied b. ~1908 — 7 household members
| Surname | Erickson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 2 US Census years (1910 and 1920) in Sangamon, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Erickson
Son · 1920 · age 12 · b. ~1908 · Illinois
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Sibling
William Erickson
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alva Erickson
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Erickson
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Erickson
Sibling · 1920 · age 19
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
1920 US Federal Census — Sangamon, Illinois
Open full size
1920 US Federal Census — Sangamon, Illinois
Page Contents
47 people indexed on this census page (ia:1920:14thcensusofpopu406unit:0916)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles E Erickson | 44 | Head | Machinist | Illinois |
| 2 | Alma L Erickson | 41 | Wife | — | Illinois |
| 3 | Charles Erickson | 19 | Son | Machinist | Illinois |
| 4 | William Erickson | 15 | Son | Clerk-Helper | Illinois |
| 5 | Robert Erickson THIS PERSON | 12 | Son | — | Illinois |
| 6 | Alva Erickson | 8 | Son | — | Illinois |
| 7 | Earl Erickson | 5 | Son | — | Illinois |
| 8 | Orie A Lantz | 47 | Head | Sta Engineer | Illinois |
| 9 | Flora Lantz | 45 | Wife | — | Illinois |
| 10 | Carroll Lantz | 10 | Son | — | Illinois |
| 11 | Alva N Roberts | 38 | Head | Watch Maker | Illinois |
| 12 | Maud D Roberts | 31 | Wife | — | Illinois |
| 13 | Aster L Roberts | 8 | Son | — | Illinois |
| 14 | William Dwyer | 48 | Head | Polisher | Indiana |
| 15 | Carrie Dwyer | 37 | Wife | — | Illinois |
| 16 | Fred Isadorf | 56 | Head | Stem Winder | Illinois |
| 17 | Mary Isadorf | 57 | Wife | — | Illinois |
| 18 | Agatha Brunger | 56 | Head | — | Illinois |
| 19 | Clara M Brunger | 25 | Daughter | Stenographer | Illinois |
| 20 | Benjamin Serauer | 48 | Head | Bookkeeper | Wisconsin |
| 21 | Catherine Serauer | 38 | Wife | — | Iowa |
| 22 | Charles E Schuler | 34 | Head | Watch Maker | Illinois |
| 23 | Mabel Schuler | 29 | Wife | — | Illinois |
| 24 | Julius S Clark | 67 | Head | Fireman | Ohio |
| 25 | Carrie D Clark | 57 | Wife | — | Illinois |
| 26 | Orville S Taylor | 53 | Head | Grocer | Illinois |
| 27 | Jennie Taylor | 42 | Wife | — | Illinois |
| 28 | J Orville Jr Taylor | 15 | Son | — | Illinois |
| 29 | Mabel L Taylor | 11 | Daughter | — | Illinois |
| 30 | Norman W Taylor | 4 | Son | — | Illinois |
| 31 | James G Brown | 38 | Head | Sta Engr | Illinois |
| 32 | Mollie P Brown | 37 | Wife | Suit Clerk | Illinois |
| 33 | Peter Jarman | 26 | Head | Machinist | Illinois |
| 34 | Helen Jarman | 22 | Wife | — | Illinois |
| 35 | Harold E Jarman | 1 | Son | — | Illinois |
| 36 | Dorothy Jarman | 0 | Daughter | — | Illinois |
| 37 | Willard A Baker | 34 | Head | Auto Mechanic | Iowa |
| 38 | Silvia G Baker | 34 | Wife | — | Ohio |
| 39 | Hilda Baker | 10 | Daughter | — | Illinois |
| 40 | Freda Baker | 8 | Daughter | — | Illinois |
| 41 | Margaret Baker | 5 | Daughter | — | Illinois |
| 42 | Wilbur Jr Baker | 4 | Son | — | Illinois |
| 43 | Ruth V Baker | 2 | Daughter | — | Illinois |
| 44 | William H Lanzly | 23 | Head | Machinist | Indiana |
| 45 | Mae Lanzly | 18 | Wife | Clerical Wk | Illinois |
| 46 | Cecelia Liebert | 48 | Head | — | Bohemia |
| 47 | William R Liebert | 21 | Son | Digger | Illinois |
Related Census Records
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)