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Charles Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this Charles Nelson across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed), with identified parents George & Mary — first a son (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Nelson |
| Given Name | Charles E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Overlea |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Occupation | Clerk |
| Industry | Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Clerk |
| Township / Ward | Overlea |
| Est. Birth Year | ~1916 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| George Nelson | Head | — | 68 | ~1872 |
| Charles Nelson | Son | — | 24 | ~1916 |
| Mary Nelson | Spouse | — | 67 | ~1873 |
Census Appearances
1920
Baltimore, Maryland
Son, age 3
Baltimore, Maryland · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Charles B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 13
Baltimore, Maryland · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Charles E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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-County, Maryland
Son, age 24
Baltimore-County, Maryland · implied b. ~1916 — 3 household members
| Surname | Nelson |
| Given Name | Charles E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Overlea |
| 1935 Residence (County) | Baltimore |
| Occupation | Clerk |
| Industry | Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H 8 |
| 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 Charles Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Nelson (~0.92 confidence) and mother Mary Nelson (~0.92 confidence) and father Karl Nelson (~0.92 confidence) and mother Mildred Nelson (~0.92 confidence) and father Joseph Nelson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Nelson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Mary Nelson
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Karl Nelson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Mildred Nelson
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Joseph Nelson
b. ~1894
Source father
● Household
· direct · ~0.92
This person
Anchor record
Charles Nelson
Son · 1940 · age 24 · b. ~1916 · 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-County, Maryland
Open full size
1940 US Federal Census — Baltimore-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01506-00945)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Patricia Stein | 50 | Head | Sister | Maryland |
| 2 | Mary Weakness | 61 | Teacher | Sister | Maryland |
| 3 | Anna Driscoll | 44 | Teacher | Sister | Philadelphia |
| 4 | Roberta Cox | 42 | Teacher | Sister | Montana |
| 5 | Mary Carmelita Merrill | 57 | Teacher | Sister | Puerto Rico |
| 6 | Mary Steadman | 52 | Sister | Sister | N. Carolina |
| 7 | Annie A. Boyley | 32 | Sister | Sister | Wilmington |
| 8 | Raphael St. Pierre | 46 | Sister | Sister | Newark |
| 9 | Mary M. Powers | 57 | Sister | Sister | Frostburg |
| 10 | John W. Sanders | 54 | Head | Selector | Maryland |
| 11 | Mary E. Sanders | 58 | Wife | — | Maryland |
| 12 | Frank A. Sanders | 31 | Son | Teacher | Maryland |
| 13 | Charles E. Sanders | 29 | Son | Clerk | Maryland |
| 14 | Joseph H. Sanders | 25 | Son | Checker | Maryland |
| 15 | William B. Sanders | 18 | Son | — | Maryland |
| 16 | Bernard A. Sanders | 13 | Son | — | Maryland |
| 17 | Wilma A. Sanders | 10 | Daughter | — | Maryland |
| 18 | Charlotte M. Sanders | 32 | Daughter | — | Maryland |
| 19 | John W. S. Murphy | 68 | Head | Inspector | Maryland |
| 20 | Bertha K. Murphy | 60 | Wife | — | Germany |
| 21 | Lena M. Murphy | 81 | Mother | — | Germany |
| 22 | Hilda E. Murphy | 52 | Daughter | Clerk Bank | Maryland |
| 23 | John E. Dunn | 48 | Head | Clerk | Maryland |
| 24 | Marie E. Dunn | 48 | Wife | — | Maryland |
| 25 | John E. Jr. Dunn | 24 | Son | Mechanic | Maryland |
| 26 | Cyril F. Dunn | 21 | Son | Houseman | Maryland |
| 27 | Charlotte A. Dunn | 18 | Daughter | Stock Lady | Maryland |
| 28 | Paul H. Dunn | 11 | Son | — | Maryland |
| 29 | George F. Nelson | 68 | Head | Watchman | Maryland |
| 30 | Mary F. Nelson | 67 | Wife | — | Maryland |
| 31 | Charles E. Nelson THIS PERSON | 24 | Son | Clerk | Maryland |
| 32 | John F. Kane | 57 | Head | Clerk | Maryland |
| 33 | Martha E. Kane | 55 | Wife | — | Maryland |
| 34 | John Richardson | 24 | Head | Clerk | N. Carolina |
| 35 | Mattie M. Richardson | 24 | Wife | — | Virginia |
| 36 | Audrey E. Richardson | 2 | Daughter | — | Maryland |
| 37 | Thelma Blevins | 15 | Sister in law | — | W. Virginia |
| 38 | Frank J. Vittek | 45 | Head | Engraver | Maryland |
| 39 | Emma J. Vittek | 46 | Wife | — | Maryland |
| 40 | Joseph F. Vittek | 22 | Son | Mechanic | Maryland |
Pedigree Summary
Charles
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)