RZ
Robert Zimmerman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cambria-County, Pennsylvania
Our Model Tree links this Robert Zimmerman across the 1930 and 1940 US Censuses in Cambria-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cambria-County, Pennsylvania |
| Surname | Zimmerman |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Cresson Borough |
| 1935 Residence (County) | Cambria |
| Additional Details | |
| Highest Grade | 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Cresson Borough |
| Est. Birth Year | ~1930 |
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 |
|---|---|---|---|---|
| Daryl Zimmerman | Daughter | — | 9 | ~1931 |
| Thomas Zimmerman | Son | — | 5 | ~1935 |
| Virginia Zimmerman | Daughter | — | 18 | ~1922 |
| Robert Zimmerman | Son | — | 10 | ~1930 |
| Ray Zimmerman | Head | — | 47 | ~1893 |
| Ray Zimmerman | Son | — | 19 | ~1921 |
| William Zimmerman | Son | — | 14 | ~1926 |
| Fred Zimmerman | Son | — | 26 | ~1914 |
| James Zimmerman | Son | — | 7 | ~1933 |
| Nellie Zimmerman | Spouse | — | 43 | ~1897 |
| Sally Zimmerman | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Cambria, Pennsylvania
Son, age 1
Cambria, Pennsylvania · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmerman |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Cambria-County, Pennsylvania
Son, age 10
Cambria-County, Pennsylvania · implied b. ~1930 — 11 household members
| Surname | Zimmerman |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Cresson Borough |
| 1935 Residence (County) | Cambria |
| Highest Grade | 2 |
| 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 Zimmerman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Zimmerman
Son · 1940 · age 10 · b. ~1930 · Pennsylvania
★ You are viewing this record
Sibling
Thomas Zimmerman
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Zimmerman
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Zimmerman
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daryl Zimmerman
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Zimmerman
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Zimmerman
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sally Zimmerman
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Zimmerman
Sibling · 1940 · age 14
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 — Cambria-County, Pennsylvania
Open full size
1940 US Federal Census — Cambria-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03452-00134)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Richard Zimmerman | 11 | Son | — | Pennsylvania |
| 2 | Cyrus Zimmerman | 64 | Father | — | Pennsylvania |
| 3 | Joseph Clay | 34 | Head | Brakeman | Pennsylvania |
| 4 | Helena Clay | 28 | Wife | — | Pennsylvania |
| 5 | Janet Clay | 7 | Daughter | — | Pennsylvania |
| 6 | Kenneth Benante | 52 | Head | Store Owner | Italy |
| 7 | Frances Benante | 51 | Wife | — | Italy |
| 8 | Angeline Benante | 20 | Daughter | Saleslady | Pennsylvania |
| 9 | Father John Brady | 69 | Head | Priest | Maryland |
| 10 | Father David Stevens | 31 | Lodger | Assistant Priest | Pennsylvania |
| 11 | Edward Brady | 72 | Brother | — | Maryland |
| 12 | Anna Brady | 68 | Sister | — | Maryland |
| 13 | Ray Zimmerman | 47 | Head | Laborer | Pennsylvania |
| 14 | Nellie Zimmerman | 43 | Wife | Housework | Pennsylvania |
| 15 | Fred Zimmerman | 26 | Son | Barber | Pennsylvania |
| 16 | Ray Zimmerman | 19 | Son | Laborer | Pennsylvania |
| 17 | Virginia Zimmerman | 18 | Daughter | — | Pennsylvania |
| 18 | Sally Zimmerman | 16 | Daughter | — | Pennsylvania |
| 19 | William Zimmerman | 14 | Son | — | Pennsylvania |
| 20 | Robert Zimmerman THIS PERSON | 10 | Son | — | Pennsylvania |
| 21 | Daryl Zimmerman | 9 | Daughter | — | Pennsylvania |
| 22 | James Zimmerman | 7 | Son | — | Pennsylvania |
| 23 | Thomas Zimmerman | 5 | Son | — | Pennsylvania |
| 24 | Clara W. Moore | 66 | Head | — | Pennsylvania |
| 25 | Henry W. Montgomery | 36 | Son-in-law | Milk Testing Agt. | Pennsylvania |
| 26 | Arvilla Montgomery | 40 | Daughter | Baker Pastry | Pennsylvania |
| 27 | Thomas Montgomery | 10 | Grandson | — | Pennsylvania |
| 28 | Emma Lundquist | 26 | Head | Commercial Teacher | Pennsylvania |
| 29 | Hannah Lundquist | 44 | Sister | — | Pennsylvania |
| 30 | Carl Knieking | 37 | Head | Chemist | Germany |
| 31 | Maria Knieking | 35 | Wife | — | Germany |
| 32 | Fred Abrams | 52 | Head | Restaurant Owner | Pennsylvania |
| 33 | Mae Abrams | 22 | Wife | — | Pennsylvania |
| 34 | Harold Abrams | 5 | Son | — | Pennsylvania |
| 35 | J. R. Phelps | 56 | Head | Restaurant Owner | Pennsylvania |
| 36 | Anne Phelps | 51 | Wife | — | Pennsylvania |
| 37 | Mary Phelps | 17 | Daughter | — | Pennsylvania |
| 38 | James Roberts | 35 | Head | Assistant Manager | Pennsylvania |
| 39 | Emily Roberts | 36 | Wife | — | Pennsylvania |
| 40 | Irene Roberts | 11 | 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)