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John Donnelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lancaster-County, Pennsylvania
Our Model Tree links this John Donnelly across the 1920, 1930 and 1940 US Censuses in Lancaster-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1872), then head of a 4-person household.
Age 68
b. ~1872
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lancaster-County, Pennsylvania |
| Surname | Donnelly |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | West Lampeter Twp. |
| 1935 Residence (County) | Lancaster |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Truck |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Truck Driver |
| Township / Ward | West Lampeter Twp |
| Est. Birth Year | ~1872 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Donnelly | Head | — | 68 | ~1872 |
| Ida Lenhard | Other | — | 64 | ~1876 |
| James Donnelly | Son | — | 35 | ~1905 |
| Elizabeth Donnelly | Spouse | — | 70 | ~1870 |
Census Appearances
1920
Lancaster, Pennsylvania
Head, age 48
Lancaster, Pennsylvania · implied b. ~1872 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donnelly |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Chauffeur |
| Industry | Truck |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | pennsylvania |
1930
Lancaster, Pennsylvania
Head, age 58
Lancaster, Pennsylvania · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donnelly |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 27 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Truck Driver |
| Industry | Flour Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lancaster-County, Pennsylvania
Head, age 68
Lancaster-County, Pennsylvania · implied b. ~1872 — 4 household members
| Surname | Donnelly |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | West Lampeter Twp. |
| 1935 Residence (County) | Lancaster |
| Occupation | Truck Driver |
| Industry | Truck |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 John Donnelly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Donnelly
Head · 1940 · age 68 · b. ~1872 · 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 — Lancaster-County, Pennsylvania
Open full size
1940 US Federal Census — Lancaster-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03535-00732)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter E. Cunningham | 18 | Son | Salesman'S Helper | Pennsylvania |
| 2 | Robert L. Cunningham | 15 | Son | — | Pennsylvania |
| 3 | Jacob D. Cunningham | 14 | Son | — | Pennsylvania |
| 4 | Frank D. Mcconnell | 69 | Head | Illness | Pennsylvania |
| 5 | Lillie G. Mcconnell | 63 | Wife | — | Pennsylvania |
| 6 | Marian Mcconnell | 35 | Daughter | Presser | Pennsylvania |
| 7 | Lena Mcconnell | 33 | Daughter | Private Secretary | Pennsylvania |
| 8 | Grant Mcconnell | 31 | Son | Service Man | Pennsylvania |
| 9 | Ross Mcconnell | 28 | Son | Manager | Pennsylvania |
| 10 | Marianne Mcconnell | 26 | Daughter-in-law | — | Pennsylvania |
| 11 | James W. Pugh | 58 | Head | Boiler Washer | Pennsylvania |
| 12 | Bertha M. Pugh | 52 | Wife | — | Pennsylvania |
| 13 | Gladys B. Pugh | 18 | Daughter | — | Pennsylvania |
| 14 | Earl R. Harnick | 52 | Head | Molder | Pennsylvania |
| 15 | Lavina L. Harnick | 51 | Wife | — | Pennsylvania |
| 16 | John Harnick | 30 | Son | Laborer | Pennsylvania |
| 17 | Irene Harnick | 27 | Daughter | Clerk In Office | Pennsylvania |
| 18 | James Harnick | 25 | Son | Laborer | Pennsylvania |
| 19 | Viola Harnick | 23 | Daughter | Factory Worker | Pennsylvania |
| 20 | Elsie Harnick | 20 | Daughter | Factory Worker | Pennsylvania |
| 21 | Betty Harnick | 18 | Daughter | Maid | Pennsylvania |
| 22 | Josephine Harnick | 16 | Daughter | — | Pennsylvania |
| 23 | Richard Harnick | 15 | Son | — | Pennsylvania |
| 24 | Edward Harnick | 12 | Son | — | Pennsylvania |
| 25 | Tommy Harnick | 10 | Son | — | Pennsylvania |
| 26 | Jacob Harnick | 7 | Son | — | Pennsylvania |
| 27 | Nora E. Kreider | 64 | Housekeeper | Housekeeper | Pennsylvania |
| 28 | Nicholas Mary | 68 | Head | Printer | Pennsylvania |
| 29 | John Donnelly THIS PERSON | 68 | Head | Truck Driver | Pennsylvania |
| 30 | Elizabeth Donnelly | 70 | Wife | — | Pennsylvania |
| 31 | James W. Donnelly | 35 | Son | — | Pennsylvania |
| 32 | Ida Lenhard | 64 | Maid | Maid | Pennsylvania |
| 33 | Horace H. King | 36 | Head | Truck Driver | Pennsylvania |
| 34 | Anna J. King | 34 | Wife | — | Pennsylvania |
| 35 | Horace L. King | 7 | Son | — | Pennsylvania |
| 36 | Loyal N. Mccrabb | 41 | Head | Miller | Pennsylvania |
| 37 | Helen M. Mccrabb | 40 | Wife | — | Pennsylvania |
| 38 | Loyal Jr. Mccrabb | 18 | Son | — | Pennsylvania |
| 39 | Donald W. Mccrabb | 17 | Son | — | Pennsylvania |
| 40 | Paul B. Mccrabb | 16 | Son | — | Pennsylvania |
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)