JH
James Holland — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this James Holland across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 6-person household.
Age 75
b. ~1865
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Holland |
| Given Name | James W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1865 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Livonia Holland | Daughter | — | 35 | ~1905 |
| Mary Holland | Daughter | — | 42 | ~1898 |
| James Holland | Head | — | 75 | ~1865 |
| Margaret Jackson | Other | — | 13 | ~1927 |
| Robert Jackson | Other | — | 16 | ~1924 |
| Edward Holland | Son | — | 38 | ~1902 |
Census Appearances
1920
Polk, Iowa
Head, age 56
Polk, Iowa · implied b. ~1864 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | James W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Steam Fitter |
| Industry | Plumbing Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Polk, Iowa
Other, age 65
Polk, Iowa · implied b. ~1865 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | James W |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 25 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Teamster |
| Industry | Radiator Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | Head |
| Home Value / Rent | O |
| Radio Set | 3500 |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Polk-County, Iowa
Head, age 75
Polk-County, Iowa · implied b. ~1865 — 6 household members
| Surname | Holland |
| Given Name | James W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 James Holland across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Holland
Head · 1940 · age 75 · b. ~1865 · 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
39 people indexed on this census page (nara:1940:m-t0627-01195-00366)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Doris Christiansen | 24 | Wife | Enlarging Photo | Washington |
| 2 | Patrick H. Lynch | 54 | Head | Plumber | Iowa |
| 3 | Mary R. Lynch | 50 | Wife | — | Iowa |
| 4 | Patricia Lynch | 24 | Daughter | Disbursement | Iowa |
| 5 | Paul Lynch | 21 | Son | Bank Clerk | Iowa |
| 6 | Henry Lynch | 18 | Son | Clerk | Iowa |
| 7 | Katherine A. Lynch | 16 | Daughter | — | Iowa |
| 8 | James W. Holland THIS PERSON | 75 | Head | — | Wisconsin |
| 9 | Mary Holland | 42 | Daughter | Toll Billing | Iowa |
| 10 | Edward Holland | 38 | Son | Price Clerk | Iowa |
| 11 | Livonia Holland | 35 | Daughter | — | Iowa |
| 12 | Robert Jackson | 16 | Grandson | — | Iowa |
| 13 | Margaret J. Jackson | 13 | Granddaughter | — | Pennsylvania |
| 14 | Herman Schaefer | 59 | Head | Carpenter | Iowa |
| 15 | Geraldine Schneberger | 29 | Lodger | Housework | Nebraska |
| 16 | Melvia Morris | 16 | Lodger | — | Kansas |
| 17 | Roberta Schneberger | 2 | Lodger | — | Iowa |
| 18 | Elizabeth Muller | 79 | Head | Housekeeper | Illinois |
| 19 | Otto Jensen | 55 | Lodger | Track Laborer | Denmark |
| 20 | Laura Crozell | 44 | Lodger | Housework | Iowa |
| 21 | Arthur Phillips | 42 | Head | Watchman | Iowa |
| 22 | Zelva Phillips | 35 | Wife | — | Iowa |
| 23 | Hopper Edwards | 40 | Head | Cement Finisher | Iowa |
| 24 | Sherman Woodrum | 72 | Head | — | Iowa |
| 25 | Granville Wellman | 45 | Head | Salesman | Iowa |
| 26 | Norleen J. Phillips | 11 | Daughter | — | Iowa |
| 27 | John Davis | 51 | Head | Roofing Salesman | Illinois |
| 28 | Lucy Davis | 56 | Wife | Housework | Iowa |
| 29 | Maude Davis | 36 | Daughter | Policy Writer | Iowa |
| 30 | Frank Marks | 35 | Lodger | Sausage Maker | Iowa |
| 31 | Robert Marte | 25 | Head | Bell Boy | Iowa |
| 32 | Ruth Marte | 22 | Wife | Waitress | Missouri |
| 33 | Thomas Kissinger | 23 | Head | Office Clerk | Iowa |
| 34 | Neil Kissinger | 20 | Cousin | Meat Cutter | Iowa |
| 35 | Thomas Barber | 21 | Lodger | Beautician | Iowa |
| 36 | William Thomas | 19 | Lodger | — | Iowa |
| 37 | Harold Hope | 28 | Head | Meat Cutter | Iowa |
| 38 | Esther Hope | 25 | Wife | — | Iowa |
| 39 | Hannah Petersen | 47 | Head | Housekeeper | 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)