JP
John Phillips — 1940 US Census Record
Model Tree available1940 United States Federal Census · Linn-County, Iowa
Our Model Tree links this John Phillips across the 1920, 1930 and 1940 US Censuses in Linn-County, Iowa (XGBoost, ~Confirmed), with identified parents Lester & Lester — first a head (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Linn-County, Iowa |
| Surname | Phillips |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ely town |
| 1935 Residence (County) | Linn |
| Additional Details | |
| Occupation | truck driver |
| Industry | elevator |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 420 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Truck Driver |
| Township / Ward | Ely Town |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Sandra Phillips | Daughter | — | ~1940 | |
| John Phillips | Head | — | 25 | ~1915 |
| Martha Phillips | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Linn, Iowa
Son, age 5
Linn, Iowa · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Phillips |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Linn, Iowa
Son, age 15
Linn, Iowa · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Phillips |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Student |
| Industry | High School |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Linn-County, Iowa
Head, age 25
Linn-County, Iowa · implied b. ~1915 — 3 household members
| Surname | Phillips |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ely town |
| 1935 Residence (County) | Linn |
| Occupation | truck driver |
| Industry | elevator |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 420 |
| Highest Grade | Hs 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 John Phillips across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lester Phillips (~0.92 confidence) and father Lester Phillips (~0.92 confidence) and mother Kate Phillips (~0.92 confidence) and mother Katherine Phillips (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lester Phillips
b. ~1896
Source father
● Household
· direct · ~0.92
Father
Lester Phillips
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Kate Phillips
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Katherine Phillips
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Phillips
Head · 1940 · age 25 · b. ~1915 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Linn-County, Iowa
Open full size
1940 US Federal Census — Linn-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01175-00747)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edwin J. Vavra | 30 | Head | Proprietor | Iowa |
| 2 | Olga R. Vavra | 29 | Wife | — | Iowa |
| 3 | Joseph Denk | 62 | Head | — | Czechoslovakia |
| 4 | Fannie E. Denk | 56 | Wife | — | Iowa |
| 5 | Malcolm J. Mac Gregor | 35 | Son-in-law | Locomotive Fireman | Wisconsin |
| 6 | Libbie A. Mac Gregor | 33 | Daughter | — | Iowa |
| 7 | Shirley A. Mac Gregor | 10 | Grand-daughter | — | Iowa |
| 8 | Frank Chaloupka | 67 | Head | Janitor | Czechoslovakia |
| 9 | Mary R. Chaloupka | 61 | Wife | — | Czechoslovakia |
| 10 | Rose B. Roztocil | 45 | Head | Operator | Iowa |
| 11 | Joseph Besicka | 72 | Head | — | Czechoslovakia |
| 12 | Mary Besicka | 65 | Wife | — | Iowa |
| 13 | Mary Besicka | 45 | Daughter | Operator | Iowa |
| 14 | George Lorenc | 54 | Head | Carpenter | Iowa |
| 15 | Olga E. Lorenc | 22 | Daughter | — | Iowa |
| 16 | Eline R. Lorenc | 17 | Daughter | — | Iowa |
| 17 | Frank L. Lustik | 61 | Head | Carpenter | Iowa |
| 18 | Anton J. Chehak | 67 | Head | — | Iowa |
| 19 | Bessie E. Chehak | 64 | Wife | — | Iowa |
| 20 | Frank Sr. Jirontek | 73 | Head | — | Czechoslovakia |
| 21 | Elizabeth Jurasek | 57 | Head | — | Czechoslovakia |
| 22 | John W. Phillips THIS PERSON | 25 | Head | Truck Driver | Iowa |
| 23 | Martha F. Phillips | 23 | Wife | — | Iowa |
| 24 | Sandra J. Phillips | 0 | Daughter | — | Iowa |
| 25 | Joseph E. Dvorak | 79 | Head | — | Czechoslovakia |
| 26 | Kenneth L. May | 24 | Son-in-law | Truck Driver | Iowa |
| 27 | Mary J. May | 25 | Daughter | Night Operator | Iowa |
| 28 | David L. May | 2 | Grandson | — | Iowa |
| 29 | Adolph Denk | 39 | Head | Laborer | Iowa |
| 30 | Etha V. Denk | 44 | Wife | Custodian | Iowa |
| 31 | Helen F. Denk | 8 | Daughter | — | Iowa |
| 32 | Charles Sladek | 46 | Head | Proprietor | Iowa |
| 33 | Julia L. Sladek | 44 | Wife | Saleswoman | Kansas |
| 34 | Frank Sladek | 20 | Son | — | Iowa |
| 35 | Mildred I. Sladek | 17 | Daughter | — | Iowa |
| 36 | Albert J. Hovorka | 75 | Head | — | Iowa |
| 37 | Blanche A. Hovorka | 69 | Wife | — | Iowa |
| 38 | Wes. F. Hynek | 56 | Head | — | Iowa |
| 39 | Oda J. Hynek | 54 | Wife | — | Iowa |
| 40 | Emil E. Jelinek | 47 | Head | Salesman | Iowa |
Pedigree Summary
John
Gen 1 · 4 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)