HZ
Harry Zimmerman — 1930 US Census Record
Model Tree available1930 United States Federal Census · Northumberland, Pennsylvania
Our Model Tree links this Harry Zimmerman across the 1910, 1920 and 1930 US Censuses in Northumberland, Pennsylvania (XGBoost, ~Confirmed), with identified parents Joseph & Samuel — first a son (b.~1909), then head of a 7-person household.
Age 21
b. ~1909
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Northumberland, Pennsylvania |
| Surname | Zimmerman |
| Given Name | Harry E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Bakery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Truck Driver |
| Township / Ward | Shamokin |
| Est. Birth Year | ~1909 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Emma Zimmerman | Spouse | — | 26 | ~1904 |
| Harry Zimmerman | Son | — | 21 | ~1909 |
| Susan Zimmerman | Other | — | 79 | ~1851 |
| Grace Zimmerman | Daughter | — | 15 | ~1915 |
| Sarah Zimmerman | Other | — | 7 | ~1923 |
| William Zimmerman | Head | — | 28 | ~1902 |
| George Zimmerman | Son | — | 26 | ~1904 |
Census Appearances
1910
Snyder, Pennsylvania
Son, age 2
Snyder, Pennsylvania · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmerman |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Northumberland, Pennsylvania
Son, age 11
Northumberland, Pennsylvania · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmerman |
| Given Name | Harry A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Northumberland, Pennsylvania
Son, age 21
Northumberland, Pennsylvania · implied b. ~1909 — 7 household members
| Surname | Zimmerman |
| Given Name | Harry E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Truck Driver |
| Industry | Bakery |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Harry Zimmerman across 3 US Census years (1910, 1920 and 1930) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Zimmerman (~0.92 confidence) and father Samuel Zimmerman (~0.92 confidence) and father William Zimmerman (~0.60 confidence) and mother Caroline Zimmerman (~0.92 confidence) and mother Emma Zimmerman (~0.60 confidence) and mother Margaret Zimmerman (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.81
Father
Joseph Zimmerman
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Samuel Zimmerman
b. ~1885
Source father
● Household
· direct · ~0.92
Father
William Zimmerman
b. ~1902
Source father
● Household
· direct · ~0.6
Mother
Caroline Zimmerman
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Emma Zimmerman
b. ~1904
Source mother
● Household
· direct · ~0.6
Mother
Margaret Zimmerman
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Zimmerman
Son · 1930 · age 21 · b. ~1909 · Pennsylvania
★ You are viewing this record
Sibling
George Zimmerman
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Zimmerman
Sibling · 1930 · age 15
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
1930 US Federal Census — Northumberland, Pennsylvania
Open full size
1930 US Federal Census — Northumberland, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2089:0848)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry D. Snyder | 20 | Head | Finisher | Pennsylvania |
| 2 | Ruth P. Snyder | 19 | Wife | — | Pennsylvania |
| 3 | Elizabeth Heiser | 72 | Head | — | Pennsylvania |
| 4 | Laura B. Heiser | 37 | Daughter | Inspector | Pennsylvania |
| 5 | Emma F. Platt | 50 | Daughter | Reeler | Pennsylvania |
| 6 | Harper Graham | 14 | Grandson | — | Pennsylvania |
| 7 | Wilson R. Dewalt | 32 | Head | Laborer | Pennsylvania |
| 8 | Edith M. Dewalt | 32 | Wife | Picker | Pennsylvania |
| 9 | Margaret A. Dewalt | 66 | Mother | — | Pennsylvania |
| 10 | William D. Zimmerman | 28 | Head | Laborer | Pennsylvania |
| 11 | Emma S. Zimmerman | 26 | Wife | — | Pennsylvania |
| 12 | George E. Zimmerman | 26 | Son | Bus Driver | Pennsylvania |
| 13 | Harry E. Zimmerman THIS PERSON | 21 | Son | Truck Driver | Pennsylvania |
| 14 | Grace E. Zimmerman | 15 | Daughter | Clerk | Pennsylvania |
| 15 | Sarah J. Zimmerman | 7 | Granddaughter | — | Pennsylvania |
| 16 | Susan Zimmerman | 79 | Mother | — | Pennsylvania |
| 17 | John W. Koppenhaver | 54 | Head | Laborer | Pennsylvania |
| 18 | Verna A. Koppenhaver | 36 | Wife | — | Pennsylvania |
| 19 | Frederick R. Koppenhaver | 19 | Son | Truck Driver | Pennsylvania |
| 20 | Mildred I. Koppenhaver | 8 | Daughter | — | Pennsylvania |
| 21 | Elwood M. Koppenhaver | 6 | Son | — | Pennsylvania |
| 22 | Hulda M. Punder | 16 | Stepdaughter | Redrawer | Pennsylvania |
| 23 | Hermit Henninger | 26 | Head | Mechanic | Pennsylvania |
| 24 | Florence A. Henninger | 36 | Wife | — | Pennsylvania |
| 25 | Thomas E. Bradley | 57 | Head | Laborer | Pennsylvania |
| 26 | Hattie Bradley | 45 | Wife | — | Pennsylvania |
| 27 | Eleanor L. Bradley | 20 | Daughter | Quiller | Pennsylvania |
| 28 | Arthur L. Bradley | 18 | Son | Dyer | Pennsylvania |
| 29 | Marlin C. Bradley | 16 | Son | Inspector | Pennsylvania |
| 30 | Paul Bradley | 14 | Son | — | Pennsylvania |
| 31 | Mildred R. Bradley | 10 | Daughter | — | Pennsylvania |
| 32 | Lorraine A. Bradley | 9 | Daughter | — | Pennsylvania |
| 33 | Mary E. Bradley | 7 | Daughter | — | Pennsylvania |
| 34 | Louise G. Bradley | 0 | Daughter | — | Pennsylvania |
| 35 | Thomas H. Anthony | 31 | Head | Accountant | Pennsylvania |
| 36 | Margaret E. Anthony | 24 | Wife | — | Pennsylvania |
| 37 | Margaret F. Anthony | 4 | Daughter | — | Pennsylvania |
| 38 | Thomas H. Jr. Anthony | 1 | Son | — | Pennsylvania |
| 39 | Edward J. Manning | 69 | Father-in-law | Elevator Operator | England |
| 40 | Michael J. Keating | 50 | Head | Auditor | Pennsylvania |
| 41 | Mary M. Keating | 40 | Wife | — | Pennsylvania |
| 42 | Mary A. Keating | 22 | Daughter | — | Pennsylvania |
| 43 | Joseph M. Jr. Keating | 20 | Son | — | Pennsylvania |
| 44 | Myles P. Keating | 16 | Son | — | Pennsylvania |
| 45 | Harold R. Ogden | 37 | Head | Contractor | Pennsylvania |
| 46 | Sara L. Ogden | 28 | Wife | — | Pennsylvania |
| 47 | Doris J. Ogden | 10 | Daughter | — | Pennsylvania |
| 48 | John T. Ogden | 62 | Father | — | Pennsylvania |
| 49 | John Wies | 28 | Head | Merchant | Poland |
| 50 | Helen D. Wies | 27 | Wife | — | Pennsylvania |
Pedigree Summary
Harry + 2 siblings
Gen 1 · 6 parents
~0.81
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)