FJ
Frances Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Frances Jones across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 3-person household.
Age 48
b. ~1892
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Jones |
| Given Name | Frances |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1892 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frances | Age | Birth yr |
|---|---|---|---|---|
| Charles Jones | Head | — | 50 | ~1890 |
| Ronald Jones | Son | — | 13 | ~1927 |
| Frances Jones | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Polk, Iowa
Spouse, age 28
Polk, Iowa · implied b. ~1892 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Francis F. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Iowa |
| Occupation | Telephone Opr |
| Industry | Department Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Spouse, age 38
Polk, Iowa · implied b. ~1892 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Frances |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Spouse, age 48
Polk-County, Iowa · implied b. ~1892 — 3 household members
| Surname | Jones |
| Given Name | Frances |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| 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 Frances Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Frances Jones
Spouse · 1940 · age 48 · b. ~1892 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-01197-00520)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Adrien Andre | 23 | Head | Laborer | Iowa |
| 2 | Doris Andre | 22 | Daughter | — | Iowa |
| 3 | Beverly Andre | 2 | Daughter | — | Iowa |
| 4 | Charles H. Jones | 50 | Head | Welder-Fitter | Iowa |
| 5 | Frances Jones THIS PERSON | 48 | Wife | — | Iowa |
| 6 | Ronald Jones | 13 | Son | — | Iowa |
| 7 | Axel B. Johnson | 57 | Head | Truck Driver | Sweden |
| 8 | Anna Johnson | 55 | Wife | — | Sweden |
| 9 | Gilbert Johnson | 22 | Son | Laborer | Iowa |
| 10 | Elmer Caldwell | 31 | Head | Lumberman | Iowa |
| 11 | Margaret Caldwell | 30 | Wife | — | Iowa |
| 12 | Louise Mary Caldwell | 7 | Daughter | — | Illinois |
| 13 | James H. De Long | 65 | Head | — | Iowa |
| 14 | Donald H. De Long | 28 | Son | Bookkeeper | Iowa |
| 15 | Harry D. De Long | 59 | Head | Carpenter | Iowa |
| 16 | Isaac D. Penell | 43 | Head | Coal Miner | Missouri |
| 17 | Ruby Penell | 42 | Wife | — | Iowa |
| 18 | Deloris Penell | 19 | Daughter | Power Mach. Op. | Iowa |
| 19 | William A. Stawsky | 26 | Head | Coal Miner | Pennsylvania |
| 20 | Lorraine Stawsky | 23 | Wife | — | Nebraska |
| 21 | William Jr. Stawsky | 5 | Son | — | Iowa |
| 22 | Earl R. Erickson | 27 | Head | Line Assembler | Iowa |
| 23 | Marie G. Erickson | 26 | Wife | — | Iowa |
| 24 | Robert Erickson | 7 | Son | — | Iowa |
| 25 | Phyllis Erickson | 5 | Daughter | — | Iowa |
| 26 | James Erickson | 4 | Son | — | Iowa |
| 27 | Frank Erickson | 2 | Son | — | Iowa |
| 28 | Richard B. Paulson | 26 | Head | Moulder | Iowa |
| 29 | Mae Belle Paulson | 21 | Wife | Foot Topper | Nebraska |
| 30 | Russell Hannon | 25 | Lodger | Bottler | Iowa |
| 31 | Dorothy Hannon | 20 | Lodger | Photo Printer | Iowa |
| 32 | Edward Nixon | 37 | Head | Deck Checker | Iowa |
| 33 | Ethel D. Nixon | 35 | Wife | — | Iowa |
| 34 | Doris Nixon | 14 | Daughter | — | Iowa |
| 35 | Kenneth Nixon | 8 | Son | — | Iowa |
| 36 | Edwin Nixon | 2 | Son | — | Iowa |
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)