HJ
Harold Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Harold Jones across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed), with identified parents Merle & Merle — first a son (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Jones |
| Given Name | Harold E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | New Worker |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1914 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Marcelene Jones | Daughter | — | 8 | ~1932 |
| Norma Jones | Daughter | — | 6 | ~1934 |
| Merle Jones | Head | — | 50 | ~1890 |
| Robert Jones | Son | — | 20 | ~1920 |
| Harold Jones | Son | — | 26 | ~1914 |
| Merley Jones | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Polk, Iowa
Son, age 6
Polk, Iowa · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Polk, Iowa
Son, age 16
Polk, Iowa · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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
Polk-County, Iowa
Son, age 26
Polk-County, Iowa · implied b. ~1914 — 6 household members
| Surname | Jones |
| Given Name | Harold E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 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 Harold Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Merle Jones (~0.92 confidence) and father Merle Jones (~0.92 confidence) and mother Merley Jones (~0.92 confidence) and father Meryl Jones (~0.92 confidence) and mother Myrley Jones (~0.92 confidence) and mother Merley Jones (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Merle Jones
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Merle Jones
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Merley Jones
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
Meryl Jones
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Myrley Jones
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Merley Jones
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Jones
Son · 1940 · age 26 · b. ~1914 · Iowa
★ You are viewing this record
Sibling
Norma Jones
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marcelene Jones
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Jones
Sibling · 1940 · age 20
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 — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01196-00921)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernice M Rosenberg | 11 | daughter | — | Iowa |
| 2 | Madeline D Rosenberg | 10 | daughter | — | Iowa |
| 3 | Herbert L Rosenberg | 7 | son | — | Iowa |
| 4 | Edward H Myers | 55 | Head | Shipping Clerk | Kansas |
| 5 | Frieda Myers | 55 | Wife | — | Kansas |
| 6 | Edgar J Myers | 24 | Son | Knitter | Iowa |
| 7 | Gustave J Saloage|Saloaye | 81 | Head | — | Iowa |
| 8 | William Fitch | 46 | Head | Furrier | Ohio |
| 9 | Sarah Fitch | 44 | Wife | Binder | Iowa |
| 10 | Catherine Fitch | 21 | daughter | New Worker | Iowa |
| 11 | Jack Fitch | 12 | son | — | Iowa |
| 12 | Catherine Mcdonald | 31 | Neice | Binder | Iowa |
| 13 | Emil Slinko | 38 | Head | Butcher | Iowa |
| 14 | Marguerite Witherow | 36 | Wife | — | Iowa |
| 15 | Francis Alatorre | 16 | daughter | — | Iowa |
| 16 | — | None | — | — | — |
| 17 | Iva J Safell | 38 | Head | Seamstress | Colorado |
| 18 | Charles Safell | 15 | son | — | Iowa |
| 19 | Gene Marie Safell | 10 | daughter | — | Iowa |
| 20 | Myrtle Runne | 57 | Mother in law | — | Iowa |
| 21 | Catherine Nichols | 4 | Gr daughter | — | Iowa |
| 22 | Orville S Michaels | 30 | Head | Stockman | Iowa |
| 23 | Thelma Michaels | 29 | Wife | — | Iowa |
| 24 | Leslie R Logan | 29 | Head | Scooper | Illinois |
| 25 | Verna M Logan | 25 | Wife | — | Illinois |
| 26 | Raymond E Logan | 5 | Son | — | Iowa |
| 27 | Sue Ann Logan | 1 | daughter | — | Iowa |
| 28 | Robert Barton | 72 | Head | Baker | Iowa |
| 29 | Esther Barton | 71 | Wife | Linker | Iowa |
| 30 | Calvin A Montieth | 73 | Head | — | Illinois |
| 31 | Merle E Jones | 50 | Head | Laborer | Iowa |
| 32 | Merley Jones | 49 | Wife | — | Iowa |
| 33 | Harold E Jones THIS PERSON | 26 | Son | New Worker | Iowa |
| 34 | Robert L Jones | 20 | Son | Waiter | Iowa |
| 35 | Marcelene Jones | 8 | daughter | — | Iowa |
| 36 | Norma Jean Jones | 6 | daughter | — | Iowa |
| 37 | Earl Kittle | 44 | Head | Shoe Repairman | Iowa |
| 38 | Alpha Kittle | 40 | Wife | — | Iowa |
| 39 | Harry Kittle | 20 | Son | Laborer | Iowa |
| 40 | Ruth Kittle | 18 | daughter | — | Iowa |
Pedigree Summary
Harold + 3 siblings
Gen 1 · 6 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)