RM
Ruth Marshall — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lucas-County, Iowa
Our Model Tree links this Ruth Marshall across the 1930 and 1940 US Censuses in Lucas-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 11-person household.
Age 13
b. ~1927
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Iowa |
| Surname | Marshall |
| Given Name | Ruth A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lucas |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Lincoln Township |
| Est. Birth Year | ~1927 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Henry Fry | Other | — | 31 | ~1909 |
| Ruth Marshall | Spouse | — | 43 | ~1897 |
| Adam Marshall | Head | — | 47 | ~1893 |
| Alice Fry | Daughter | — | 24 | ~1916 |
| Adam Marshall | Son | — | 15 | ~1925 |
| Adam Marshall | Other | — | 78 | ~1862 |
| Connie Marshall | Daughter | — | 6 | ~1934 |
| Ruth Marshall | Daughter | — | 13 | ~1927 |
| Margaret Marshall | Daughter | — | 19 | ~1921 |
| Betty Marshall | Daughter | — | 17 | ~1923 |
| Francis Fry | Other | — | 2 | ~1938 |
Census Appearances
1930
Lucas, Iowa
Daughter, age 3
Lucas, Iowa · implied b. ~1927 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | Ruth Arlene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Lucas-County, Iowa
Daughter, age 13
Lucas-County, Iowa · implied b. ~1927 — 11 household members
| Surname | Marshall |
| Given Name | Ruth A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lucas |
| Highest Grade | No 6 |
| 1935 Residence | Iowa |
| 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 Ruth Marshall across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Marshall
Daughter · 1940 · age 13 · b. ~1927 · Iowa
★ You are viewing this record
Sibling
Connie Marshall
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Marshall
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Marshall
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adam Marshall
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Fry
Sibling · 1940 · age 24
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 — Lucas-County, Iowa
Open full size
1940 US Federal Census — Lucas-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01178-00648)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sam H. Vinstrom | 56 | Head | Farmer | Iowa |
| 2 | Georgia Vinstrom | 54 | Wife | — | Iowa |
| 3 | Frank Gardner | 60 | Lodger | — | Iowa |
| 4 | Edward R. Williams | 44 | Head | Blaster | Iowa |
| 5 | Dulia A. Williams | 44 | Wife | — | Minnesota |
| 6 | Edward Jr Williams | 9 | Son | — | Minnesota |
| 7 | Dulia G. Williams | 7 | Daughter | — | Minnesota |
| 8 | Joseph Betkenburg | 25 | Step son | Farm Laborer | Minnesota |
| 9 | Adam Marshall | 47 | Head | Miner | Pennsylvania |
| 10 | Ruth Marshall | 43 | Wife | — | Iowa |
| 11 | Margaret L. Marshall | 19 | Daughter | — | Iowa |
| 12 | Betty J. Marshall | 17 | Daughter | — | Iowa |
| 13 | Adam Jr Marshall | 15 | Son | — | Iowa |
| 14 | Ruth A. Marshall THIS PERSON | 13 | Daughter | — | Iowa |
| 15 | Connie J. Marshall | 6 | Daughter | — | Iowa |
| 16 | Henry Fry | 31 | Son-in-law | Miner | Iowa |
| 17 | Alice Fry | 24 | Daughter | — | Iowa |
| 18 | Francis L. Fry | 2 | Grand-daughter | — | Iowa |
| 19 | Adam Sr Marshall | 78 | Father | — | England |
| 20 | Thomas H. Wright | 58 | Head | Farmer | Iowa |
| 21 | Florabella Wright | 63 | Wife | — | Iowa |
| 22 | Herman Threlkeld | 59 | Head | Farmer | Iowa |
| 23 | Grace E. Threlkeld | 52 | Wife | — | Iowa |
| 24 | John Reagan | 55 | Lodger | Farm Laborer | Iowa |
| 25 | Raymond Moore | 31 | Head | Trucker | Iowa |
| 26 | Margaret Moore | 31 | Wife | — | Iowa |
| 27 | Barbara J. Moore | 2 | Daughter | — | Iowa |
| 28 | Isadore Bryan | 79 | Head | — | Iowa |
| 29 | Lee Hutchinson | 15 | Grand-son | — | Iowa |
| 30 | Isaac Webber | 66 | Lodger | Farm Laborer | Iowa |
| 31 | Emma S. Larson | 67 | Head | Farmer | Sweden |
| 32 | Ellen G. Larson | 46 | Daughter | — | Iowa |
| 33 | Anna N. Larson | 44 | Daughter | — | Iowa |
| 34 | J. Edwin Larson | 38 | Head | Farmer | Iowa |
| 35 | Edith C. Larson | 41 | Wife | — | Iowa |
| 36 | Edward N. Larson | 14 | Son | — | Iowa |
| 37 | Gertrude M. Larson | 11 | Daughter | — | Iowa |
| 38 | Edwin Mckinley | 36 | Head | Foreman | Iowa |
| 39 | Mary L. Mckinley | 24 | Wife | — | Iowa |
| 40 | Betty L. Mckinley | 11 | Daughter | — | Iowa |
Related Census Records
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)