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Robert Weaver — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marshall-County, Iowa
Our Model Tree links this Robert Weaver across the 1920, 1930 and 1940 US Censuses in Marshall-County, Iowa (XGBoost, ~Confirmed), with identified parents Salamon & Solomon — first a son (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Iowa |
| Surname | Weaver |
| Given Name | Robert T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Greencastle Township |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Greencastle Township |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Weaver | Son | — | 22 | ~1918 |
| Richard Weaver | Son | — | 15 | ~1925 |
| Pearl Weaver | Spouse | — | 48 | ~1892 |
| Darlene Weaver | Daughter | — | 8 | ~1932 |
| Doris Weaver | Daughter | — | 20 | ~1920 |
| Arthur Weaver | Son | — | 19 | ~1921 |
| Solomon Weaver | Head | — | 45 | ~1895 |
Census Appearances
1920
Marshall, Iowa
Son, age 1
Marshall, Iowa · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Weaver |
| Given Name | Robert J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Marshall, Iowa
Son, age 11
Marshall, Iowa · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Weaver |
| Given Name | Robert T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Marshall-County, Iowa
Son, age 22
Marshall-County, Iowa · implied b. ~1918 — 7 household members
| Surname | Weaver |
| Given Name | Robert T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Greencastle Township |
| 1935 Residence (County) | Marshall |
| Highest Grade | Hs 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 Robert Weaver across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Salamon Weaver (~0.92 confidence) and father Solomon Weaver (~0.92 confidence) and father Talmon Weaver (~0.92 confidence) and mother Pearl Weaver (~0.92 confidence) and mother Pearl Weaver (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Salamon Weaver
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Solomon Weaver
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Talmon Weaver
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Pearl Weaver
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Pearl Weaver
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Weaver
Son · 1940 · age 22 · b. ~1918 · Iowa
★ You are viewing this record
Sibling
Arthur Weaver
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Darlene Weaver
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Weaver
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Weaver
Sibling · 1940 · age 15
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 — Marshall-County, Iowa
Open full size
1940 US Federal Census — Marshall-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01182-00084)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Larry Curtis Gould | 9 | Son | — | Iowa |
| 2 | Donald J. Gould | 5 | Son | — | Iowa |
| 3 | George T. Strand | 65 | Head | Farmer | Iowa |
| 4 | William A. Walkup | 83 | Head | — | Iowa |
| 5 | Lee Walkup | 52 | Son | Laborer | Iowa |
| 6 | Laura K. Hill | 51 | Head | — | Iowa |
| 7 | Harry O. Parmenter | 55 | Brother | — | Iowa |
| 8 | Ray H. Sutherland | 62 | Head | — | Iowa |
| 9 | Maude B. Sutherland | 61 | Wife | — | Iowa |
| 10 | Jack M. Sutherland | 26 | Son | Farmer | Iowa |
| 11 | John Ray Van De Venter | 51 | Head | Proprietor | Iowa |
| 12 | Nell M. Van De Venter | 56 | Wife | — | Iowa |
| 13 | Solomon S. Weaver | 45 | Head | Farmer | Iowa |
| 14 | Pearl Weaver | 48 | Wife | — | Iowa |
| 15 | Robert T. Weaver THIS PERSON | 22 | Son | — | Iowa |
| 16 | Doris P. Weaver | 20 | Daughter | — | Iowa |
| 17 | Arthur W. Weaver | 19 | Son | Farmer | Iowa |
| 18 | Richard D. Weaver | 15 | Son | — | Iowa |
| 19 | Darlene M. Weaver | 8 | Daughter | — | Iowa |
| 20 | T. Myron Sawyer | 48 | Head | Farmer | Iowa |
| 21 | Eunice M. Sawyer | 48 | Wife | — | Iowa |
| 22 | Robert A. Sawyer | 18 | Son | Farmer | Iowa |
| 23 | Charlotte A. Sawyer | 11 | Daughter | — | Iowa |
| 24 | Mary E. Sawyer | 10 | Daughter | — | Iowa |
| 25 | Arthur John Gummert | 32 | Head | Farmer | Iowa |
| 26 | Frances M. Gummert | 25 | Wife | — | Iowa |
| 27 | Paul Arthur Gummert | 6 | Son | — | Iowa |
| 28 | Dallas D. Gummert | 3 | Son | — | Iowa |
| 29 | Leslie L. Gummert | 2 | Son | — | Iowa |
| 30 | Carl F. Gummert | 39 | Brother | Farmer | Iowa |
| 31 | F. William Hartwig | 30 | Head | Farmer | Iowa |
| 32 | Marjorie Ruth Hartwig | 28 | Wife | — | Iowa |
| 33 | Donald W. Hartwig | 6 | Son | — | Iowa |
| 34 | Joan Ruth Hartwig | 3 | Daughter | — | Iowa |
| 35 | Kenneth L. Hartwig | 1 | Son | — | Iowa |
| 36 | Howard C. Theen | 34 | Head | Trucking | Iowa |
| 37 | M. Louise Theen | 33 | Wife | — | Virginia |
| 38 | Betty Lou Theen | 8 | Daughter | — | Iowa |
| 39 | Carol Ann Theen | 5 | Daughter | — | Iowa |
| 40 | George A. Brown | 63 | Head | Farmer | Iowa |
Pedigree Summary
Robert + 4 siblings
Gen 1 · 5 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)