20850

  1. Legal Resources for the 20850 Zip Code
  2. Statistics for the 20850 Zip Code
  3. Property/Housing/Real Estate Information for the 20850 Zip Code
  4. Family Information for the 20850 Zip Code
  5. Education Information for the 20850 Zip Code
  6. Public Benefits Information for the 20850 Zip Code
  7. Immigration & Civil Rights Information for the 20850 Zip Code
  8. Cities for the 20850 Zip Code


Legal Resources for the 20850 Zip Code Back to top

Maryland Constitution
Maryland Code

Maryland State Resources
Maryland Website
Maryland Governor
Maryland Legislature
Maryland Courts
Maryland Government Resources

State Attorney General
Federal Courts
Maryland


Statistics for the 20850 Zip Code Back to top
  • Population (2000): 33,557
  • Land Area (2000): 37.229 square kilometers
  • Water Area (2000): 0.019 square kilometers
Back to top
Houses (2000): 12,548


Employment Information for the 20850 Zip Code Back to top
Hours Worked Per Week In 1999 for the 20850 Zip Code
Hours Per Week Color 0 Box Population Percent
35 or more hours 15,434 59.81%
15-35 hours 2,874 11.14%
1-14 hours 925 3.58%
No regular hours 6,572 25.47%

Time Left For Work for the 20850 Zip Code
Time Color 0 Box Population Percent
Midnight-4:59 AM 258 1.60%
5 AM-5:29 AM 253 1.56%
5:30 AM-5:59 AM 528 3.27%
6 AM-6:29 AM 762 4.71%
6:30 AM-6:59 AM 1,464 9.05%
7 AM-7:29 AM 2,602 16.09%
7:30 AM-7:59 AM 2,617 16.19%
8 AM-8:29 AM 2,500 15.46%
8:30 AM-8:59 AM 1,794 11.10%
9:00 AM-9:59 AM 1,513 9.36%
10:00 AM-10:59 AM 519 3.21%
11:00 AM-11:59 AM 271 1.68%
Noon-3:59 PM 603 3.73%
4 PM-11:59 PM 485 3.00%

Length Of Commute In Minutes for the 20850 Zip Code
Minutes Color 0 Box Population Percent
Less than 5 186 1.15%
5-9 1,053 6.51%
10-14 2,028 12.54%
15-19 2,151 13.30%
20-24 1,952 12.07%
25-29 744 4.60%
30-34 2,154 13.32%
35-39 610 3.77%
40-44 887 5.49%
45-59 2,357 14.58%
60-89 1,794 11.10%
At least 90 253 1.56%

Length Of Commute In Minutes - Public vs. Private Transportation for the 20850 Zip Code

Minutes Color 0 Box Population (public) Percent Color 1 Box Population (private) Percent
Under 30 350 2.16% 7,764 48.02%
30-44 402 2.49% 3,249 20.09%
45-59 566 3.50% 1,791 11.08%
At least 60 816 5.05% 1,231 7.61%

Type Of Commute for the 20850 Zip Code
Type Population Percent
Color 0 Box Bicycle 13 0.08%
Color 1 Box Car / truck / van, carpool 1,610 9.46%
Color 2 Box Car / truck / van, solo 12,073 70.91%
Color 3 Box Motorcycle 0 0.00%
Color 4 Box Other 65 0.38%
Color 5 Box Public transportation 2,134 12.53%
Color 6 Box Walked 274 1.61%
Color 7 Box Worked at home 857 5.03%



Family Information for the 20850 Zip Code Back to top
Families where both partners work (2000): 4,225
People at same address in 1995: 13,462
Household Income in 1999 for the 20850 Zip Code

Income Population Percent
Under $10,000 529 4.40%
$10,000-$14,999 383 3.18%
$15,000-$19,999 268 2.23%
$20,000-$24,999 328 2.73%
$25,000-$29,999 374 3.11%
$30,000-$34,999 396 3.29%
$35,000-$39,999 471 3.91%
$40,000-$44,999 425 3.53%
$45,000-$49,999 498 4.14%
$50,000-$59,999 962 7.99%
$60,000-$74,999 1,410 11.72%
$75,000-$99,999 1,693 14.07%
$100,000-$124,999 1,268 10.54%
$125,000-$149,999 1,062 8.83%
$150,000-$199,999 1,180 9.81%
$200,000 or more 786 6.53%

Household Type for the 20850 Zip Code
Type Population Percent
Color 1 Box Nonfamily, 1 person 2,792 23.14%
Color 0 Box Family, 2 people 3,262 27.04%
Color 1 Box Nonfamily, 2 people 574 4.76%
Color 0 Box Family, 3 people 1,970 16.33%
Color 1 Box Nonfamily, 3 people 125 1.04%
Color 0 Box Family, 4 people 2,012 16.68%
Color 1 Box Nonfamily, 4 people 50 0.41%
Color 0 Box Family, 5 people 797 6.61%
Color 1 Box Nonfamily, 5 people 16 0.13%
Color 0 Box Family, 6 people 272 2.25%
Color 1 Box Nonfamily, 6 people 4 0.03%
Color 0 Box Family, 7 or more people 186 1.54%
Color 1 Box Nonfamily, 7 or more people 4 0.03%

Household Income Type for the 20850 Zip Code
Type Color 0 Box Population Percent
Earnings 10,517 29.67%
Interest / Dividend / Rent 7,019 19.80%
Public Assistance 167 0.47%
Retirement 1,982 5.59%
Self Employment 1,962 5.53%
Social Security 2,201 6.21%
Supplemental Security 278 0.78%
Wage / Salary 10,244 28.90%
Other 1,082 3.05%

Family Type for the 20850 Zip Code
Type Population Percent
Color 0 Box No children under 18 3,361 48.55%
Color 1 Box With children under 18 3,562 51.45%

Marital Status - Male (for those 15+ in 2000) for the 20850 Zip Code
Type Population Percent
Color 0 Box Divorced 670 5.58%
Color 1 Box Married 7,804 65.02%
Color 2 Box Never Married 3,373 28.10%
Color 3 Box Widowed 156 1.30%

Marital Status - Female (for those 15+ in 2000) for the 20850 Zip Code
Type Population Percent
Color 0 Box Divorced 1,406 9.83%
Color 1 Box Married 8,205 57.34%
Color 2 Box Never Married 3,444 24.07%
Color 3 Box Widowed 1,255 8.77%



Education Information for the 20850 Zip Code Back to top
Highest Degree Earned (18 or older) for the 20850 Zip Code
Degree Population Percent
Color 0 Box Less than 9th grade 893 3.60%
Color 1 Box 9th-12th grade, no diploma 1,418 5.71%
Color 2 Box High school diploma or equivalent 3,610 14.55%
Color 3 Box Some college, no degree 4,048 16.31%
Color 4 Box Associate degree 1,104 4.45%
Color 5 Box Bachelors degree 6,583 26.53%
Color 6 Box Graduate or professional degree 7,161 28.86%

Population In School (3 or older) for the 20850 Zip Code
School Level Color 0 Box In Public School Percent Color 1 Box In Private School Percent Total Percent
Nursery or preschool 184 0.55% 584 1.74% 768 2.29%
Kindergarten 361 1.08% 142 0.42% 503 1.50%
Grades 1-4 1,670 4.98% 299 0.89% 1,969 5.87%
Grades 5-8 1,565 4.66% 214 0.64% 1,779 5.30%
Grades 9-12 1,854 5.52% 268 0.80% 2,122 6.32%
Undergrad college 1,164 3.47% 268 0.80% 1,432 4.27%
Graduate or professional school 345 1.03% 404 1.20% 749 2.23%
Total 7,143 21.29% 2,179 6.49% 9,322 27.78%



Public Benefits Information for the 20850 Zip Code Back to top
Above Or Below Poverty Level In 1999 for the 20850 Zip Code
Above/Below Population Percent
Color 0 Box At Or Above Poverty Level 29,994 93.22%
Color 1 Box Below Poverty Level 2,180 6.78%



Immigration & Civil Rights Information for the 20850 Zip Code Back to top
Population By Age for the 20850 Zip Code
Age Population Percent
0-9 Years 4,743 14.13%
10-19 Years 4,536 13.52%
20-29 Years 3,437 10.24%
30-39 Years 5,649 16.83%
40-49 Years 5,673 16.91%
50-59 Years 4,064 12.11%
60-69 Years 2,388 7.12%
70-79 Years 1,791 5.34%
80-89 Years 982 2.93%
90+ Years 294 0.88%

Population - Male/Female for the 20850 Zip Code
Male/Female Population Percent
Color 0 Box Male 15,948 47.53%
Color 1 Box Female 17,609 52.47%

Population By Ethnicity for the 20850 Zip Code
Ethnicity Population Percent
Color 0 Box Caucasian 20,766 61.88%
Color 2 Box Asian 5,787 17.25%
Color 1 Box African-American 3,308 9.86%
Color 3 Box Hispanic/Latino 2,808 8.37%
Color 7 Box Multiracial 725 2.16%
Color 6 Box Other Race 85 0.25%
Color 4 Box Amerindian 70 0.21%
Color 5 Box Pacific Islander 8 0.02%

Top Specified Ancestries for the 20850 Zip Code
Rank Ancestry Color 0 Box Population Percent Of Specified Ancestries
1. Irish 3,408 14.07%
2. German 3,222 13.30%
3. English 3,024 12.48%
4. United States Or American 1,584 6.54%
5. Russian 1,496 6.18%
6. Italian 1,461 6.03%
7. Polish 1,274 5.26%
8. European 655 2.70%
9. French Non-Basque 647 2.67%
10. Scottish 634 2.62%

Top Languages Spoken At Home for the 20850 Zip Code
Rank Language Color 0 Box Population Percent Of Reported Languages
1. Only English 20,522 65.91%
2. Spanish Or Spanish Creole 2,874 9.23%
3. Chinese 2,318 7.44%
4. Korean 836 2.68%
5. French 563 1.81%
6. Persian 447 1.44%
7. Russian 349 1.12%
8. Other Indic 335 1.08%
9. Portuguese / Portuguese Creole 285 0.92%
10. Other Asian 285 0.92%

Citizen Type for the 20850 Zip Code
Type Population Percent
Color 0 Box Citizen by birth 24,145 72.56%
Color 1 Box Naturalized immigrant 4,223 12.69%
Color 2 Box Not a citizen 4,909 14.75%



Cities for the 20850 Zip Code Back to top
Alphabetical | By Population
Rockville