RJ
Ruth Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Keokuk-County, Iowa
Our Model Tree links this Ruth Jones across the 1920, 1930 and 1940 US Censuses in Keokuk-County, Iowa (XGBoost, ~Confirmed), with identified parents Elizabeth & Elizabeth — first a daughter (b.~1915), then head of a 5-person household.
Age 25
b. ~1915
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Keokuk-County, Iowa |
| Surname | Jones |
| Given Name | Ruth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Sigourney city |
| 1935 Residence (County) | Keokuk county |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Soil Cons. |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 236 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Stenographer |
| Township / Ward | Sigourney City |
| Est. Birth Year | ~1915 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Margaret Blair | Daughter | — | 29 | ~1911 |
| Ruth Jones | Daughter | — | 25 | ~1915 |
| Elizabeth Jones | Head | — | 60 | ~1880 |
| Michael Blair | Other | — | 1 | ~1939 |
| Jerry Blair | Other | — | 5 | ~1935 |
Census Appearances
1920
Keokuk, Iowa
Daughter, age 4
Keokuk, Iowa · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Ruth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Keokuk, Iowa
Daughter, age 14
Keokuk, Iowa · implied b. ~1916 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Age at First Marriage | 14 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Keokuk-County, Iowa
Daughter, age 25
Keokuk-County, Iowa · implied b. ~1915 — 5 household members
| Surname | Jones |
| Given Name | Ruth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Sigourney city |
| 1935 Residence (County) | Keokuk county |
| Occupation | Stenographer |
| Industry | Soil Cons. |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 236 |
| Highest Grade | H 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 Ruth Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Elizabeth Jones (~0.92 confidence) and mother Elizabeth Jones (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Elizabeth Jones
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Jones
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Jones
Daughter · 1940 · age 25 · b. ~1915 · Iowa
★ You are viewing this record
Sibling
Margaret Blair
Sibling · 1940 · age 29
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 — Keokuk-County, Iowa
Open full size
1940 US Federal Census — Keokuk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01172-00987)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Della O. Heater | 55 | Head | Housewife | Iowa |
| 2 | Ernie J. Hermanstorfer | 41 | Head | Custodian | Iowa |
| 3 | Edna M. Hermanstorfer | 35 | Wife | Housewife | Iowa |
| 4 | Arlene L. Hermanstorfer | 12 | Daughter | — | Iowa |
| 5 | Lavern R. Hermanstorfer | 10 | Daughter | — | Iowa |
| 6 | Prisilla M. Hermanstorfer | 9 | Daughter | — | Iowa |
| 7 | Elizabeth Jones | 60 | Head | Housewife | Iowa |
| 8 | Ruth E. Jones THIS PERSON | 25 | Daughter | Stenographer | Iowa |
| 9 | Margaret V. Blair | 29 | Daughter | Housewife | Iowa |
| 10 | Jerry L. Blair | 5 | Grandson | — | Iowa |
| 11 | Michael W. Blair | 1 | Grandson | — | Iowa |
| 12 | Jesse R. Northup | 32 | Head | Truck Driver | Iowa |
| 13 | Hazel Northup | 31 | Wife | Housewife | Iowa |
| 14 | Martha J. Northup | 11 | Daughter | — | Iowa |
| 15 | Della M. Northup | 7 | Daughter | — | Iowa |
| 16 | Mary R. Northup | 4 | Daughter | — | Iowa |
| 17 | James R. Northup | 2 | Son | — | Iowa |
| 18 | Dell B. Fry | 72 | Head | — | Iowa |
| 19 | Martha Fry | 62 | Wife | Housewife | Iowa |
| 20 | Ward V. Keeton | 33 | Head | Operator | Iowa |
| 21 | Jean M. Keeton | 27 | Wife | Housewife | Iowa |
| 22 | Ernest Ragan | 73 | Head | — | Iowa |
| 23 | Eva Ragan | 46 | Wife | Nurse | Iowa |
| 24 | Twyla Lou Ragan | 12 | Daughter | — | Iowa |
| 25 | Harold E. Jones | 35 | Head | Barber | Iowa |
| 26 | Lucielle E. Jones | 34 | Wife | Housewife | Iowa |
| 27 | Sally L. Jones | 8 | Daughter | — | Iowa |
| 28 | Peter Weber | 78 | Head | — | France |
| 29 | Jennie Weber | 79 | Wife | Housewife | Germany |
| 30 | Jennie Clary | 70 | Head | Housewife | Iowa |
| 31 | Alphena M. Barton | 78 | Head | — | Iowa |
| 32 | Satta A. Barton | 70 | Wife | Housewife | Iowa |
| 33 | Darby A. Hemsley | 45 | Head | Manager | Iowa |
| 34 | Eva R. Hemsley | 37 | Wife | Housewife | Iowa |
| 35 | Harold S. Hemsley | 5 | Son | — | Iowa |
| 36 | Clarence S. Horton | 43 | Head | Mechanic | Iowa |
| 37 | Lucy M. Horton | 45 | Wife | Housewife | Iowa |
| 38 | Lorraine D. Horton | 18 | Son | — | Iowa |
| 39 | Karl W. Horton | 14 | Son | — | Iowa |
| 40 | Marshall D. Horton | 11 | Son | — | Iowa |
Pedigree Summary
Ruth + 1 sibling
Gen 1 · 2 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)