JW
James Wagner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Linn-County, Iowa
Our Model Tree links this James Wagner across the 1920, 1930 and 1940 US Censuses in Linn-County, Iowa (XGBoost, ~Confirmed), with identified parents William & Wm — first a son (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Linn-County, Iowa |
| Surname | Wagner |
| Given Name | James L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Cedar Rapids |
| 1935 Residence (County) | Linn |
| Additional Details | |
| Occupation | Usher |
| Industry | Theatre |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 90 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Usher |
| Township / Ward | Cedar Rapids |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Wagner | Head | — | 43 | ~1897 |
| James Wagner | Son | — | 20 | ~1920 |
| Margaret Humphry | Other | — | 32 | ~1908 |
| Wm Wagner | Son | — | 27 | ~1913 |
| Ed Wagner | Son | — | 13 | ~1927 |
| John Wagner | Son | — | 22 | ~1918 |
Census Appearances
1920
Linn, Iowa
Son, age
Linn, Iowa · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | James L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Texas |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Linn, Iowa
Son, age 10
Linn, Iowa · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | James L |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Texas |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Linn-County, Iowa
Son, age 20
Linn-County, Iowa · implied b. ~1920 — 6 household members
| Surname | Wagner |
| Given Name | James L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Cedar Rapids |
| 1935 Residence (County) | Linn |
| Occupation | Usher |
| Industry | Theatre |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 90 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 James Wagner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Wagner (~0.92 confidence) and father Wm Wagner (~0.92 confidence) and mother Elizabeth Wagner (~0.92 confidence) and mother Elizabeth Wagner (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Wagner
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Wm Wagner
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Wagner
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Wagner
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Wagner
Son · 1940 · age 20 · b. ~1920 · Iowa
★ You are viewing this record
Sibling
Wm Wagner
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Wagner
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ed Wagner
Sibling · 1940 · age 13
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 — Linn-County, Iowa
Open full size
1940 US Federal Census — Linn-County, Iowa
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-01175-01133)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary T. Risacher | 40 | Head | Nurse And Technician | Illinois |
| 44 | Mary S. Dandrow | 43 | Head | Teacher | Iowa |
| 45 | Jane L. Martin | 46 | Lodger | Nurse | Kansas |
| 47 | John H. Krause | 29 | Head | Salesman | Illinois |
| 48 | Ava M. Krause | 28 | Wife | — | Kentucky |
| 49 | Patricia Krause | 2 | Daughter | — | Washington |
| 50 | Dixie Krause | 0 | Daughter | — | Washington |
| 51 | John R. Hayes | 66 | Head | Road Master | Iowa |
| 52 | Amelia Hayes | 61 | Wife | — | Iowa |
| 53 | Geo. O. Greenway | 42 | Head | Field Man | Iowa |
| 54 | Lillie Greenway | 42 | Wife | — | Iowa |
| 55 | Geo. R. Greenway | 12 | Son | — | Nebraska |
| 56 | May Speedling | 62 | Head | — | Pennsylvania |
| 57 | Talma Fehleisen | 42 | Daughter | New Worker | Iowa |
| 58 | Barbara Fehleisen | 15 | Granddaughter | — | Iowa |
| 59 | Peggy Fehleisen | 12 | Granddaughter | — | Iowa |
| 60 | Chas. E. Ferris | 52 | Head | Hoisting Engineer | Iowa |
| 61 | Bess Ferris | 56 | Wife | — | Iowa |
| 62 | Mary C. Ferris | 18 | Daughter | — | Iowa |
| 63 | Ralph C. Guy | 22 | Head | Traveling Salesman | Iowa |
| 64 | Betty Guy | 18 | Wife | Elevator Girl | Wisconsin |
| 65 | Terry L. Guy | 0 | Son | — | Iowa |
| 67 | Fred. G. Murray | 66 | Head | Doctor | Iowa |
| 68 | Jeanette Murray | 65 | Wife | — | Iowa |
| 69 | Winifred Murray | 21 | Daughter | — | Hawaii |
| 70 | Jane Libia | 47 | Head | Teacher | Iowa |
| 71 | Rebecca Libia | 74 | Mother | — | North Ireland |
| 72 | Christian A. Ness | 53 | Head | Building Carpenter | Norway |
| 73 | Ellen Ness | 47 | Wife | — | Iowa |
| 74 | Elizabeth Wagner | 43 | Head | — | Texas |
| 75 | Wm. E. Wagner | 27 | Son | Fountain Manager | Iowa |
| 76 | John H. Wagner | 22 | Son | Salesman | Iowa |
| 77 | James L. Wagner THIS PERSON | 20 | Son | Usher | Iowa |
| 78 | Ed. G. Wagner | 13 | Son | — | Iowa |
| 79 | Margaret Humphry | 32 | Sister | Stenographer | Missouri |
Pedigree Summary
James + 3 siblings
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)