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Grace Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Grace Jones across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1879), then head of a 5-person household.
Age 61
b. ~1879
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Jones |
| Given Name | Grace |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1879 |
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 Grace | Age | Birth yr |
|---|---|---|---|---|
| Bernice Jones | Daughter | — | 35 | ~1905 |
| Albert Jones | Head | — | 62 | ~1878 |
| Maude Hintman | Other | — | 64 | ~1876 |
| Harold Jones | Son | — | 36 | ~1904 |
| Grace Jones | Spouse | — | 61 | ~1879 |
Census Appearances
1920
Polk, Iowa
Spouse, age 40
Polk, Iowa · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Grace |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Spouse, age 50
Polk, Iowa · implied b. ~1880 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Grace |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada English |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Spouse, age 61
Polk-County, Iowa · implied b. ~1879 — 5 household members
| Surname | Jones |
| Given Name | Grace |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| 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 Grace 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
Grace Jones
Spouse · 1940 · age 61 · b. ~1879 · 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
29 people indexed on this census page (nara:1940:m-t0627-01193-00035)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Kenneth Taylor | 32 | Head | Locksmith | Iowa |
| 42 | Zelpha Taylor | 34 | Wife | — | Iowa |
| 43 | Jeanaine Taylor | 3 | Daughter | — | Iowa |
| 44 | Donna Taylor | 1 | Daughter | — | Iowa |
| 45 | Gary Taylor | 0 | Son | — | Iowa |
| 46 | Mary Marriott | 70 | Mother-in-law | — | Iowa |
| 47 | Homer Petray | 50 | Head | Messenger | Iowa |
| 48 | Ora Petray | 49 | Wife | — | Iowa |
| 49 | William Steinbach | 41 | Head | Division Clerk | Minnesota |
| 50 | Marie Steinbach | 44 | Wife | — | Iowa |
| 51 | James M Hall | 25 | Head | Laborer | Kansas |
| 52 | Lucille Hall | 25 | Wife | — | Iowa |
| 53 | Albert R Jones | 62 | Head | Dairy Prop. | Iowa |
| 54 | Grace Jones THIS PERSON | 61 | Wife | — | Iowa |
| 55 | Harold Jones | 36 | Son | Probation Officer | Iowa |
| 56 | Bernice G Jones | 35 | Daughter | — | Iowa |
| 57 | Maude Hintman | 64 | Sister-in-law | — | Iowa |
| 58 | Robert A Brown | 38 | Head | Hotel Prop. | Iowa |
| 59 | Anita Brown | 36 | Wife | — | Iowa |
| 60 | Phillip Brown | 11 | Son | — | Iowa |
| 61 | Robert Brown | 6 | Son | — | Iowa |
| 62 | Ernest Schmidt | 18 | Head | Maid | Denmark |
| 63 | Alice Bruce | 32 | Head | Maid | Iowa |
| 64 | Harry W Martin | 43 | Head | Truck Driver | Boone, Iowa |
| 65 | Alice W Martin | 37 | Wife | — | Iowa |
| 66 | Phyllis Martin | 14 | Daughter | — | Iowa |
| 67 | Robert Martin | 12 | Son | — | Iowa |
| 68 | Wanda Mae Martin | 11 | Daughter | — | Iowa |
| 69 | Chester Thompson | 60 | Head | Carpenter | Denmark |
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)