NB
Nancy Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Nancy Brown across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 20-person household.
Age 21
b. ~1919
Female
Daughter
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Brown |
| Given Name | Nancy W |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | BALTIMORE |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1919 |
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.
20 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Nancy | Age | Birth yr |
|---|---|---|---|---|
| Florence Williams | Daughter | — | 21 | ~1919 |
| Nancy Brown | Daughter | — | 21 | ~1919 |
| Ann Williams | Daughter | — | 7 | ~1933 |
| Albert Williams | Head | — | 47 | ~1893 |
| Paul Brown | Other | — | 2 | ~1938 |
| Wallace Brown | Other | — | 22 | ~1918 |
| Jesse Mason | Other | — | 49 | ~1891 |
| Anita Brown | Other | — | 1 | ~1939 |
| Nancy Williamson | Other | — | 71 | ~1869 |
| Robert Brown | Other | — | 5 | ~1935 |
| Louise Brown | Other | — | 3 | ~1937 |
| Gerard Williams | Son | — | 8 | ~1932 |
| Joseph Williams | Son | — | 14 | ~1926 |
| Edward Williams | Son | — | 18 | ~1922 |
| Earl Williams | Son | — | 15 | ~1925 |
| William Williams | Son | — | 25 | ~1915 |
| Donald Williams | Son | — | 19 | ~1921 |
| Jacob Bedford | Spouse | — | 48 | ~1892 |
| Beulah Williams | Spouse | — | 40 | ~1900 |
| Margaret Bedford | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 11
Baltimore, Maryland · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Naomi E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 21
Baltimore-City-County, Maryland · implied b. ~1919 — 20 household members
| Surname | Brown |
| Given Name | Nancy W |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | BALTIMORE |
| 1935 Residence (County) | Baltimore City |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 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 Nancy Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Nancy Brown
Daughter · 1940 · age 21 · b. ~1919 · Maryland
★ You are viewing this record
Sibling
Earl Williams
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Williams
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Williams
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Williams
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Williams
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Williams
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerard Williams
Sibling · 1940 · age 8
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 — 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-t0627-01527-00184)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mable Selman | 36 | Lodger | Laundress | Maryland |
| 42 | Esther Rockind | 50 | Head | — | Russia |
| 43 | Rubin Rockind | 25 | Son | Doctor | Virginia |
| 44 | Sofie Rockind | 20 | Daughter | Saleswoman | Maryland |
| 45 | Annie Cohen | 45 | Sister | Seamstress | Russia |
| 46 | Annie Burress | 75 | Lodger | Tailoress | Maryland |
| 47 | Albert D Williams | 47 | Head | Oiler | Virginia |
| 48 | Beulah B Williams | 40 | Wife | — | N. Carolina |
| 49 | William M Williams | 25 | Son | Bell Hop | Maryland |
| 50 | Florence P Williams | 21 | Daughter | Housekeeper | Maryland |
| 51 | Donald T Williams | 19 | Son | Porter | Maryland |
| 52 | Edward G Williams | 18 | Son | Delivery Boy | Maryland |
| 53 | Earl J Williams | 15 | Son | — | Maryland |
| 54 | Joseph A Williams | 14 | Son | — | Maryland |
| 55 | Gerard D Williams | 8 | Son | — | Maryland |
| 56 | Ann C Williams | 7 | Daughter | — | Maryland |
| 57 | Wallace W Brown | 22 | Son-in-law | Orderly | Maryland |
| 58 | Nancy W Brown THIS PERSON | 21 | Daughter | — | Maryland |
| 59 | Robert W Brown | 5 | Grandson | — | Maryland |
| 60 | Louise D Brown | 3 | Granddaughter | — | Maryland |
| 61 | Paul E Brown | 2 | Grandson | — | Maryland |
| 62 | Anita Brown | 1 | Granddaughter | — | Maryland |
| 63 | Nancy Williamson | 71 | Grandmother | — | N. Carolina |
| 64 | Jacob Bedford | 48 | Husband | Electric Helper | Virginia |
| 65 | Margaret E Bedford | 40 | Wife | Housewife | Balto. Md. |
| 66 | Jesse Mason | 49 | Lodger | Hog Carrier | N. Carolina |
| 67 | Katie Green | 40 | Head | Manager | Delaware |
| 68 | Harry Smith | 43 | Husband | Painter | Maryland |
| 69 | Emma Smith | 34 | Wife | Cook | Maryland |
| 70 | Ephriam Tilden | 42 | Lodger | Waiter | Maryland |
| 71 | Beulah Tilden | 28 | Lodger | — | Maryland |
| 72 | Helen Smith | 21 | Sister | Waitress | Balto |
| 73 | Lee A Davis | 49 | Head | Teacher | Balto |
| 74 | Leah E Davis | 40 | Wife | Housewife | Balto |
| 75 | Delmar Davis | 24 | Son | Chauffeur | Balto |
| 76 | Elva Davis | 20 | Daughter | — | Balto |
| 77 | Andrew Davis | 16 | Son | — | Balto |
| 78 | Leah Patterson | 23 | Daughter | Housewife | Balto |
| 79 | Joseph Patterson | 25 | Son-in-law | Chauffeur | Balto |
| 80 | Meta Patterson | 5 | Granddaughter | — | Balto |
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)