EP
Elizabeth Porter — 1940 US Census Record
Model Tree available1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this Elizabeth Porter across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | Porter |
| Given Name | Elizabeth Ann |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford |
| 1935 Residence (County) | Winnebago |
| Additional Details | |
| Occupation | Office Work |
| Industry | Mfg. Glue & Cement |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 266 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Office Work |
| Township / Ward | Rockford |
| Est. Birth Year | ~1918 |
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 Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Porter | Daughter | — | 22 | ~1918 |
| John Porter | Head | — | 52 | ~1888 |
| Elizabeth Porter | Spouse | — | 52 | ~1888 |
| Doralyn Franklin | Other | — | 84 | ~1856 |
Census Appearances
1920
Winnebago, Illinois
Daughter, age 2
Winnebago, Illinois · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Porter |
| Given Name | Elizabeth Ann |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Winnebago, Illinois
Daughter, age 12
Winnebago, Illinois · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Porter |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Winnebago-County, Illinois
Daughter, age 22
Winnebago-County, Illinois · implied b. ~1918 — 4 household members
| Surname | Porter |
| Given Name | Elizabeth Ann |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford |
| 1935 Residence (County) | Winnebago |
| Occupation | Office Work |
| Industry | Mfg. Glue & Cement |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 266 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Elizabeth Porter across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Porter (~0.92 confidence) and father John Porter (~0.92 confidence) and mother Elizabeth Porter (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Porter
b. ~1888
Source father
● Household
· direct · ~0.92
Father
John Porter
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Porter
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elizabeth Porter
Daughter · 1940 · age 22 · b. ~1918 · Illinois
★ 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 — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00913-00179)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Pierce Sarah W. Cortil | 96 | Mother | — | Massachusetts |
| 2 | Elizabeth Storey | 67 | Head | — | Illinois |
| 3 | Mary Mcewen | 27 | Lodger | Free Lancing | Minnesota |
| 4 | J. Frank Van Voorhis | 74 | Head | Medical Doctor | Illinois |
| 5 | Ella May Van Voorhis | 71 | Wife | — | Illinois |
| 6 | Rayal Short | 48 | Head | Manager | Davenport, Ia |
| 7 | Eda Short | 42 | Wife | — | Illinois |
| 8 | John R. Porter | 52 | Head | Medical Doctor | Illinois |
| 9 | Elizabeth Porter | 52 | Wife | — | Illinois |
| 10 | Elizabeth Ann Porter THIS PERSON | 22 | Daughter | Office Work | Illinois |
| 11 | Doralyn E. Franklin | 84 | Mother in law | — | Indiana |
| 12 | Abel G. Dryhurst | 73 | Head | — | New York |
| 13 | Rowland Dryhurst | 50 | Son | Proprietor | Illinois |
| 14 | Mildred Dryhurst | 48 | Daughter in law | — | Maryland |
| 15 | William Ridgeway | 32 | Head | Engineer | Illinois |
| 16 | S. Mayme Ridgeway | 31 | Wife | — | Illinois |
| 17 | Frank Ridgeway | 7 | Son | — | Illinois |
| 18 | George Ridgeway | 3 | Son | — | — |
| 19 | Howard Young | 39 | Head | Information Clerk | Illinois |
| 20 | Mary Young | 37 | Wife | Bookkeeper | Scotland |
| 21 | Virginia Young | 17 | Daughter | — | Illinois |
| 22 | William Caldwell | 53 | Head | Salesman | Illinois |
| 23 | Dorothy Caldwell | 50 | Wife | — | Wisconsin |
| 24 | Dorland Caldwell | 18 | Daughter | — | Illinois |
| 25 | Jeanette Caldwell | 14 | Daughter | — | Illinois |
| 26 | George Wallin | 48 | Head | Care Taker | Sweden |
| 27 | Adeline Wallin | 42 | Wife | — | Illinois |
| 28 | Iner Wallin | 42 | Brother | Care Taker | Sweden |
| 29 | Willard Boehm | 20 | Lodger | Bellman | Illinois |
| 30 | Philip Matthem | 32 | Head | Executive | Wisconsin |
| 31 | Jean Matthem | 30 | Wife | — | Illinois |
| 32 | Philip Matthem | 8 | Son | — | Illinois |
| 33 | Patrick Matthem | 6 | Son | — | — |
| 34 | Elviera Young | 19 | Maid | Maid | Wisconsin |
| 35 | Fred A. Oldenburg | 46 | Head | — | Illinois |
| 36 | Goldie Oldenburg | 41 | Wife | Probation Officer | Illinois |
| 37 | John Oldenburg | 10 | Son | — | Illinois |
| 38 | Charles E. Kraus | 35 | Head | Research Engineer | Michigan |
| 39 | Margaret Kraus | 31 | Wife | — | Wisconsin |
| 40 | James Kraus | 3 | Son | — | — |
Related Census Records
Pedigree Summary
Elizabeth
Gen 1 · 3 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)