NB
Nettie Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Nettie Brown across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 5-person household.
Age 39
b. ~1901
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Brown |
| Given Name | Nettie H. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1901 |
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 Nettie | Age | Birth yr |
|---|---|---|---|---|
| John Brown | Son | — | 17 | ~1923 |
| Thomas Brown | Son | — | 12 | ~1928 |
| Charles Brown | Head | — | 50 | ~1890 |
| Nettie Brown | Spouse | — | 39 | ~1901 |
| George Brown | Son | — | 19 | ~1921 |
Census Appearances
1930
Baltimore, Maryland
Other, age 32
Baltimore, Maryland · implied b. ~1898 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Nellie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Spouse, age 39
Baltimore-City-County, Maryland · implied b. ~1901 — 5 household members
| Surname | Brown |
| Given Name | Nettie H. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Nettie Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Nettie Brown
Spouse · 1940 · age 39 · b. ~1901 · Maryland
★ 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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01508-00248)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cecilia Twardowicz | 34 | Wife | — | Maryland |
| 2 | Mitchell Twardowicz | 4 | Son | — | Maryland |
| 3 | William D. Hancock | 32 | Head | Planner | Maryland |
| 4 | Helene Hancock | 32 | Wife | — | Maryland |
| 5 | Richard H. Hancock | 8 | Son | — | Maryland |
| 6 | Vincent A. Wasky | 35 | Head | Foreman | Lithuania |
| 7 | Victoria Wasky | 31 | Wife | — | Maryland |
| 8 | Frank J. Fischer | 26 | Head | Clerk | Maryland |
| 9 | Anna V. Fischer | 26 | Wife | — | Maryland |
| 10 | John H. Harmon | 32 | Head | Foreman | Pennsylvania |
| 11 | Laura E. Harmon | 37 | Wife | — | Maryland |
| 12 | Mary E. Harmon | 8 | Daughter | — | Maryland |
| 13 | John B. Harmon | 5 | Son | — | Maryland |
| 14 | Carl A. Krakowski | 61 | Head | Furnace Man | Germany |
| 15 | Amelia Krakowski | 56 | Wife | — | Maryland |
| 16 | Elizabeth Walker | 75 | Mother-in-law | — | Maryland |
| 17 | Frank A. Kowalewski | 47 | Head | Press Operator | Pennsylvania |
| 18 | Stella Kowalewski | 46 | Wife | — | Poland |
| 19 | Walter J. Kowalewski | 20 | Son | Press Hand | Maryland |
| 20 | Edward J. Kowalewski | 18 | Son | Oiler | Maryland |
| 21 | Virginia A. Kowalewski | 16 | Daughter | New Worker | Maryland |
| 22 | Catherine Kowalewski | 13 | Daughter | — | Maryland |
| 23 | Genevieve G. Kowalewski | 7 | Daughter | — | Maryland |
| 24 | Frank A. Rolfer | 50 | Head | Pilot | Maryland |
| 25 | Mary J. Rolfer | 44 | Wife | — | Maryland |
| 26 | Martin J. Rolfer | 27 | Son | Barge Tender | Maryland |
| 27 | Marie C. Rolfer | 25 | Daughter | Sales Lady | Maryland |
| 28 | Theresa G. Rolfer | 22 | Daughter | Sales Lady | Maryland |
| 29 | Cecilia M. Rolfer | 20 | Daughter | Machine Operator | Maryland |
| 30 | Bernadine M. Rolfer | 16 | Daughter | — | Maryland |
| 31 | John E. Rolfer | 14 | Son | — | Maryland |
| 32 | Veronica Rolfer | 11 | Daughter | — | Maryland |
| 33 | Francis Rolfer | 8 | Son | — | Maryland |
| 34 | Joseph Rolfer | 4 | Son | — | Maryland |
| 35 | Ida Sajewski | 75 | Mother-in-law | — | Poland |
| 36 | Charles P. Brown | 50 | Head | Laborer | Maryland |
| 37 | Nettie H. Brown THIS PERSON | 39 | Wife | — | Maryland |
| 38 | George E. Brown | 19 | Son | Assembly Line | Maryland |
| 39 | John T. Brown | 17 | Son | — | Maryland |
| 40 | Thomas R. Brown | 12 | Son | — | 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)