HW
Harold Walker — 1940 US Census Record
Model Tree available1940 United States Federal Census · Carroll-County, Maryland
Our Model Tree links this Harold Walker across the 1920, 1930 and 1940 US Censuses in Carroll-County, Maryland (XGBoost, ~Confirmed), with identified parents Wm & Lydia — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Carroll-County, Maryland |
| Surname | Walker |
| Given Name | Harold W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Lineboro |
| 1935 Residence (County) | Carroll |
| Additional Details | |
| Occupation | Plasterer |
| Industry | Contractor |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 915 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Plasterer |
| Township / Ward | Lineboro |
| Est. Birth Year | ~1908 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Sterling Bankard | Son | — | 13 | ~1927 |
| Mamie Walker | Spouse | — | 32 | ~1908 |
| Harold Walker | Head | — | 32 | ~1908 |
Census Appearances
1920
Carroll, Maryland
Son, age 11
Carroll, Maryland · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Harold H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Carroll, Maryland
Son, age 22
Carroll, Maryland · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walker |
| Given Name | Harold H. D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Plasterer |
| Industry | General |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Carroll-County, Maryland
Head, age 32
Carroll-County, Maryland · implied b. ~1908 — 3 household members
| Surname | Walker |
| Given Name | Harold W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Lineboro |
| 1935 Residence (County) | Carroll |
| Occupation | Plasterer |
| Industry | Contractor |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 915 |
| Highest Grade | No 7 |
| 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 Harold Walker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Wm Walker (~0.92 confidence) and mother Lydia Walker (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Wm Walker
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Lydia Walker
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Walker
Head · 1940 · age 32 · b. ~1908 · 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 — Carroll-County, Maryland
Open full size
1940 US Federal Census — Carroll-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01544-00474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Annie E Tracy | 84 | Head | House Work | Maryland |
| 2 | Harold W Walker THIS PERSON | 32 | Head | Plasterer | Maryland |
| 3 | Mamie L Walker | 32 | Wife | Seamstress | Maryland |
| 4 | Sterling S Bankard | 13 | Son | — | Maryland |
| 5 | Leroy D Wertz | 54 | Head | Farmer | Maryland |
| 6 | Bertha R Wertz | 53 | Wife | House Work | Pennsylvania |
| 7 | Edgar L Wertz | 17 | Son | In School | Maryland |
| 8 | Mary J Wertz | 80 | Mother | House Work | Maryland |
| 9 | Mary Weaver | 24 | Maid | Maid | Maryland |
| 10 | Clyde L Bortner | 21 | Hired Man | Laborer | Maryland |
| 11 | Sevilla Dubbs | 86 | Head | House Work | Pennsylvania |
| 12 | Erwin W Grogg | 38 | Head | Mechanic | Maryland |
| 13 | Annett S Grogg | 35 | Wife | Seamstress | Pennsylvania |
| 14 | Burnell L Grogg | 14 | Son | In School | Maryland |
| 15 | George R Grogg | 62 | Head | Laborer | Maryland |
| 16 | Manzila E Grogg | 61 | Wife | Piece Work | Pennsylvania |
| 17 | Samuel W Warner | 37 | Head | Manager | Maryland |
| 18 | Elda L Warner | 36 | Wife | House Work | Maryland |
| 19 | Doris L Warner | 4 | Daughter | — | Maryland |
| 20 | Margaret A Wertz | 65 | Head | House Work | Maryland |
| 21 | Margaret I Wertz | 34 | Daughter | House Work | Maryland |
| 22 | Alvin P Tracy | 59 | Head | Retired | Maryland |
| 23 | Clara S Tracy | 60 | Wife | House Work | Maryland |
| 24 | James E Wentz | 75 | Head | Retired | Maryland |
| 25 | Emma S Wentz | 57 | Wife | House Work | Pennsylvania |
| 26 | Frank L Hopp | 52 | Head | Mechanic | Maryland |
| 27 | Vergie M Hopp | 41 | Wife | House Work | Pennsylvania |
| 28 | Lester M Hopp | 14 | Son | In School | Maryland |
| 29 | Oscar W Garrett | 48 | Head | Mechanic | Maryland |
| 30 | Cora E Garrett | 53 | Wife | House Work | Maryland |
| 31 | Valentine J Wentz | 89 | Father | Retired | Pennsylvania |
| 32 | Irwin L Armstrong | 54 | Head | Painter & Paper Hanger | Pennsylvania |
| 33 | Elsie W Armstrong | 47 | Wife | House Work | Pennsylvania |
| 34 | Eileen S Armstrong | 20 | Daughter | Help At Home | Maryland |
| 35 | Pauline M Armstrong | 20 | Daughter | Office Worker | Maryland |
| 36 | Herbert E Hetrick | 55 | Head | Inner & Outer Plumber | Pennsylvania |
| 37 | Cora J Hetrick | 54 | Wife | House Work | Maryland |
| 38 | Carroll R Hetrick | 25 | Son | Inner & Outer Plumber | Maryland |
| 39 | Hellen R Hetrick | 20 | Daughter | Seamstress | Pennsylvania |
| 40 | Melvin S Snyder | 35 | Head | Mechanic | Pennsylvania |
Pedigree Summary
Harold
Gen 1 · 2 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)