HZ
Harry Zimmerman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Harry Zimmerman across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Male
Head
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Zimmerman |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Saleslady |
| Industry | Patent Dept Store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2800 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Occupation | Saleslady |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1888 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Frieda Zimmerman | Spouse | — | 47 | ~1893 |
| Jerry Zimmerman | Son | — | 16 | ~1924 |
| Harry Zimmerman | Head | — | 52 | ~1888 |
| Sandra Zimmerman | Son | — | 22 | ~1918 |
| Herbert Zimmerman | Son | — | 24 | ~1916 |
Census Appearances
1920
Baltimore, Maryland
Head, age 30
Baltimore, Maryland · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmerman |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Russia |
| Year of Immigration | 1906 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Tailor |
| Industry | Tailor Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Hebrew |
| Home Owned/Rented | R |
| Birth Country | Russia |
| Year of Naturalization | 1916 |
| Birthplace (normalized) | russia |
1930
Baltimore, Maryland
Head, age 40
Baltimore, Maryland · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmerman |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | First papers filed |
| Year of Immigration | 1906 |
| Age at First Marriage | 24 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Tailor |
| Industry | Tailoring Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Russian |
| Home Owned/Rented | O |
| Home Value / Rent | 7500 |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Baltimore-City-County, Maryland
Head, age 52
Baltimore-City-County, Maryland · implied b. ~1888 — 5 household members
| Surname | Zimmerman |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Naturalization Status | Naturalized |
| Occupation | Saleslady |
| Industry | Patent Dept Store |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2800 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Harry Zimmerman
Head · 1940 · age 52 · b. ~1888 · Maryland
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01522-00349)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leroy Shear | 75 | Head | — | Maryland |
| 42 | Jack Keller | 26 | Lodger | Federal | Mass. |
| 43 | Julius Price | 35 | Head | Merchant | Maryland |
| 44 | Blanche Price | 36 | Wife | — | Maryland |
| 45 | Helene Price | 13 | Daughter | — | Maryland |
| 46 | Richard Price | 10 | Son | — | Maryland |
| 47 | Mamie Ringrose | 59 | Maid | Maid | Maryland |
| 48 | Sara Krakower | 60 | Head | — | Russia |
| 49 | Theodore Krakower | 40 | Son | Refining | Maryland |
| 50 | Pearl Krakower | 27 | Daughter | Clerk | Maryland |
| 51 | Alvin Nystrom | 52 | Lodger | Clerk | Maryland |
| 52 | Isaac Solomon | 52 | Head | — | Poland |
| 53 | Lena Solomon | 51 | Wife | — | Russia |
| 54 | Selma Solomon | 22 | Daughter | Free Lance Writer | Maryland |
| 55 | Helen Gorenburg | 30 | Daughter | — | Maryland |
| 56 | Barnet Enock | 68 | Head | Dentist | Russia |
| 57 | Laura Enock | 34 | Daughter | — | N. Carolina |
| 58 | Leo Enock | 38 | Son | Partner In Shoe Store | N. Carolina |
| 59 | Myer Enock | 36 | Son | Partner In Shoe Store | N. Carolina |
| 60 | Bertie Enock | 32 | Daughter | — | N. Carolina |
| 61 | Esther Enock | 28 | Daughter | — | N. Carolina |
| 62 | Harry Zimmerman THIS PERSON | 52 | Head | Saleslady | Russia |
| 63 | Frieda Zimmerman | 47 | Wife | Jewelry Store | Maryland |
| 64 | Herbert Zimmerman | 24 | Son | Liquor Salesman | Maryland |
| 65 | Sandra Zimmerman | 22 | Son | Salesman | Maryland |
| 66 | Jerry Zimmerman | 16 | Son | — | Maryland |
| 67 | Rose Miller | 37 | Head | Real Estate Agent | Maryland |
| 68 | Nattie Smith | 39 | Sister | — | N. Carolina |
| 69 | Robert Smith | 14 | Nephew | — | Maryland |
| 70 | Margery Smith | 12 | Niece | — | Maryland |
| 71 | Benjamin Flinkman | 41 | Head | Shoe Cutter | Maryland |
| 72 | Leona Flinkman | 35 | Sister | — | Maryland |
| 73 | Frances Flinkman | 13 | Niece | — | Maryland |
| 74 | Dora Miller | 72 | Mother | — | Russia |
| 75 | Irving Freed | 35 | Head | Pharmacist | Maryland |
| 76 | Frieda Freed | 31 | Wife | — | New York |
| 77 | Ellen Freed | 2 | Daughter | — | Maryland |
| 78 | David Forkasmar | 43 | Head | Optician | Maryland |
| 79 | Sarah Forkasmar | 40 | Wife | — | Maryland |
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)