RA
Robert Arnold — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lehigh-County, Pennsylvania
Our Model Tree links this Robert Arnold across the 1930 and 1940 US Censuses in Lehigh-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1891), then head of a 11-person household.
Age 49
b. ~1891
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lehigh-County, Pennsylvania |
| Surname | Arnold |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | U. Saucon |
| 1935 Residence (County) | Lehigh |
| Additional Details | |
| Occupation | Laborer |
| Industry | Steel Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | U Saucon |
| Est. Birth Year | ~1891 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| John Arnold | Son | — | 9 | ~1931 |
| Charles Arnold | Son | — | 22 | ~1918 |
| Harold Arnold | Son | — | 16 | ~1924 |
| Francis Arnold | Son | — | 11 | ~1929 |
| Hannah Arnold | Daughter | — | 3 | ~1937 |
| Millard Arnold | Son | — | 7 | ~1933 |
| Caroline Arnold | Spouse | — | 41 | ~1899 |
| Norbert Arnold | Son | — | 18 | ~1922 |
| William Arnold | Son | — | 20 | ~1920 |
| Robert Arnold | Son | — | 24 | ~1916 |
| Robert Arnold | Head | — | 49 | ~1891 |
Census Appearances
1930
Lehigh, Pennsylvania
Head, age 38
Lehigh, Pennsylvania · implied b. ~1892 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | Robert J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 24 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Country Club |
| Class of Worker | 7871 |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 13 |
| Veteran | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lehigh-County, Pennsylvania
Head, age 49
Lehigh-County, Pennsylvania · implied b. ~1891 — 11 household members
| Surname | Arnold |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | U. Saucon |
| 1935 Residence (County) | Lehigh |
| Occupation | Laborer |
| Industry | Steel Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Robert Arnold across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Arnold
Head · 1940 · age 49 · b. ~1891 · Pennsylvania
★ 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 — Lehigh-County, Pennsylvania
Open full size
1940 US Federal Census — Lehigh-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03548-00192)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Ronald | 26 | Son-in-law | Laborer | Pennsylvania |
| 42 | Margaret Ronald | 22 | Daughter | — | Pennsylvania |
| 43 | Carl Ronald | 1 | Grandson | — | Pennsylvania |
| 44 | Albert Rinn | 75 | Head | Farmer | Pennsylvania |
| 45 | Katie Rinn | 71 | Wife | — | Pennsylvania |
| 46 | John Barthel | 28 | Hired Man | Laborer | Pennsylvania |
| 47 | George C. Shelly | 42 | Head | Manager | Pennsylvania |
| 48 | Annie Shelly | 41 | Wife | — | Pennsylvania |
| 49 | George Jr. Shelly | 15 | Son | — | Pennsylvania |
| 50 | Nancy Shelly | 10 | Daughter | — | Pennsylvania |
| 51 | Harvey S. Hartman | 60 | Head | Farmer | Pennsylvania |
| 52 | Ella A. Hartman | 45 | Wife | — | Pennsylvania |
| 53 | Elemina Kuhns | 24 | Daughter | — | Pennsylvania |
| 54 | Harvey P. Kuhns | 2 | Grandson | — | Pennsylvania |
| 55 | Horace Albright | 61 | Head | Farmer | Pennsylvania |
| 56 | Helen Albright | 43 | Wife | — | Pennsylvania |
| 57 | Mary Albright | 8 | Daughter | — | Pennsylvania |
| 58 | Robert Arnold THIS PERSON | 49 | Head | Laborer | Pennsylvania |
| 59 | Caroline Arnold | 41 | Wife | — | Pennsylvania |
| 60 | Robert Arnold | 24 | Son | Laborer | Pennsylvania |
| 61 | Charles Arnold | 22 | Son | Laborer | Pennsylvania |
| 62 | William Arnold | 20 | Son | Laborer | Pennsylvania |
| 63 | Norbert Arnold | 18 | Son | New Worker | Pennsylvania |
| 64 | Harold Arnold | 16 | Son | New Worker | Pennsylvania |
| 65 | Francis Arnold | 11 | Son | — | Pennsylvania |
| 66 | John Arnold | 9 | Son | — | Pennsylvania |
| 67 | Millard Arnold | 7 | Son | — | Pennsylvania |
| 68 | Hannah Arnold | 3 | Daughter | — | Pennsylvania |
| 69 | Vernon Zweifel | 38 | Head | Laborer | Pennsylvania |
| 70 | Clara Zweifel | 39 | Wife | — | Pennsylvania |
| 71 | Elaine Zweifel | 11 | Daughter | — | Pennsylvania |
| 72 | Delores Zweifel | 10 | Daughter | — | Pennsylvania |
| 73 | Vernon Jr. Zweifel | 8 | Son | — | Pennsylvania |
| 74 | Donald Zweifel | 6 | Son | — | Pennsylvania |
| 75 | Robert Zweifel | 3 | Son | — | Pennsylvania |
| 76 | Andrew Canray | 52 | Head | Gasman | Austria |
| 77 | Emily Canray | 44 | Wife | — | Austria |
| 78 | Andrew Jr. Canray | 24 | Son | Truck Driver | Pennsylvania |
| 79 | Joseph Canray | 18 | Son | New Worker | Pennsylvania |
| 80 | Margaret Canray | 16 | Daughter | — | Pennsylvania |
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)