Estimated zip code population in 2022: 4,839 Zip code population in 2010: 4,026 Zip code population in 2000: 3,091
Houses and condos: 1,889 Renter-occupied apartments: 225
% of renters here:
12%
State:
32%
March 2022 cost of living index in zip code 21830: 90.6 (less than average, U.S. average is 100)
Land area: 31.3 sq. mi. Water area: 0.9 sq. mi.
Population density: 155 people per square mile
(very low).
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Real estate property taxes paid for housing units in 2022:
This zip code:
0.8% ($2,049)
Maryland:
0.9% ($3,777)
Median real estate property taxes paid for housing units with mortgages in 2022: $1,843 (0.8%) Median real estate property taxes paid for housing units with no mortgage in 2022: $2,517 (1.0%)
Business Search- 14 Million verified businesses
Males: 2,184
(45.1%)
Females: 2,654
(54.9%)
For population 25 years and over in 21830:
High school or higher: 95.2%
Bachelor's degree or higher: 37.0%
Graduate or professional degree: 11.3%
Unemployed: 4.8%
Mean travel time to work (commute): 24.6 minutes
For population 15 years and over in 21830:
Never married: 24.7%
Now married: 58.5%
Separated: 3.2%
Widowed: 5.4%
Divorced: 8.3%
Zip code 21830 compared to state average:
Median house value below state average.
Black race population percentage below state average.
Hispanic race population percentage significantly below state average.
Foreign-born population percentage significantly below state average.
Renting percentage significantly below state average.
Length of stay since moving in significantly above state average.
Averages for the 2020 tax year for zip code 21830, filed in 2021:
Average Adjusted Gross Income (AGI) in 2020: $64,572 (Individual Income Tax Returns)
Here:
$64,572
State:
$86,905
Salary/wage: $57,872 (reported on 86.1% of returns)
Here:
$57,872
State:
$73,953
(% of AGI for various income ranges: 1221.3% for AGIs below $25k, 3678.5% for AGIs $25k-50k, 6309.1% for AGIs $50k-75k, 9788.1% for AGIs $75k-100k, 18869.0% for AGIs $100k-200k, 73360.0% for AGIs over 200k)
Taxable interest for individuals: $730 (reported on 32.1% of returns)
This zip code:
$730
Maryland:
$1,528
(% of AGI for various income ranges: 16.5% for AGIs below $25k, 11.5% for AGIs $25k-50k, 30.9% for AGIs $50k-75k, 21.2% for AGIs $75k-100k, 107.6% for AGIs $100k-200k, 195.0% for AGIs over 200k)
Ordinary dividends: $3,234 (reported on 15.3% of returns)
Here:
$3,234
State:
$8,028
(% of AGI for various income ranges: 15.4% for AGIs below $25k, 16.2% for AGIs $25k-50k, 60.5% for AGIs $50k-75k, 90.0% for AGIs $75k-100k, 247.6% for AGIs $100k-200k, 510.0% for AGIs over 200k)
Net capital gain/loss in AGI: +$5,679 (reported on 11.5% of returns)
Here:
+$5,679
State:
+$25,238
(% of AGI for various income ranges: 7.4% for AGIs below $25k, 16.8% for AGIs $25k-50k, 35.9% for AGIs $50k-75k, 98.1% for AGIs $75k-100k, 365.7% for AGIs $100k-200k, 1290.0% for AGIs over 200k)
Profit/loss from business: +$4,668 (reported on 14.8% of returns)
Here:
+$4,668
State:
+$11,398
(% of AGI for various income ranges: 102.2% for AGIs below $25k, 97.0% for AGIs $25k-50k, 88.6% for AGIs $50k-75k, 108.7% for AGIs $75k-100k, 104.8% for AGIs $100k-200k)
Taxable individual retirement arrangement distribution: $14,437 (reported on 9.1% of returns)
21830:
$14,437
Maryland:
$20,944
(% of AGI for various income ranges: 50.9% for AGIs below $25k, 97.0% for AGIs $25k-50k, 285.0% for AGIs $50k-75k, 236.9% for AGIs $75k-100k, 531.0% for AGIs $100k-200k)
Total itemized deductions: $25,900 (reported on 11.0% of returns)
Here:
$25,900
State:
$30,672
(% of AGI for various income ranges: 124.0% for AGIs $25k-50k, 380.0% for AGIs $50k-75k, 550.0% for AGIs $75k-100k, 1113.8% for AGIs $100k-200k, 7030.0% for AGIs over 200k)
Charity contributions: $7,329 (reported on 8.1% of returns)
Here:
$7,329
State:
$9,065
(% of AGI for various income ranges: 22.2% for AGIs below $25k, 56.4% for AGIs $50k-75k, 74.4% for AGIs $75k-100k, 249.5% for AGIs $100k-200k, 1885.0% for AGIs over 200k)
Taxes paid: $7,787 (reported on 11.0% of returns)
21830:
$7,787
State:
$8,475
(% of AGI for various income ranges: 35.8% for AGIs $25k-50k, 131.8% for AGIs $50k-75k, 184.4% for AGIs $75k-100k, 382.4% for AGIs $100k-200k, 1300.0% for AGIs over 200k)
Earned income credit: $2,007 (reported on 13.4% of returns)
Here:
$2,007
State:
$2,151
(% of AGI for various income ranges: 71.3% for AGIs below $25k, 58.5% for AGIs $25k-50k)
Percentage of individuals using paid preparers for their 2020 taxes: 94.3%
Here:
94%
State:
90%
(% for various income ranges: 92.2% for AGIs below $25k, 96.1% for AGIs $25k-50k, 93.1% for AGIs $50k-75k, 95.7% for AGIs $75k-100k, 94.4% for AGIs $100k-200k, 100.0% for AGIs over 200k)
Averages for the 2012 tax year for zip code 21830, filed in 2013:
Average Adjusted Gross Income (AGI) in 2012: $53,962 (Individual Income Tax Returns)
Here:
$53,962
State:
$72,703
Salary/wage: $47,515 (reported on 86.2% of returns)
Here:
$47,515
State:
$62,228
(% of AGI for various income ranges: 76.3% for AGIs below $25k, 78.5% for AGIs $25k-50k, 79.7% for AGIs $50k-75k, 78.8% for AGIs $75k-100k, 80.5% for AGIs $100k-200k, 51.2% for AGIs over 200k)
Taxable interest for individuals: $885 (reported on 37.6% of returns)
This zip code:
$885
Maryland:
$1,413
(% of AGI for various income ranges: 1.1% for AGIs below $25k, 0.3% for AGIs $25k-50k, 0.6% for AGIs $50k-75k, 0.4% for AGIs $75k-100k, 0.9% for AGIs $100k-200k, 0.4% for AGIs over 200k)
Ordinary dividends: $2,213 (reported on 15.9% of returns)
Here:
$2,213
State:
$6,933
(% of AGI for various income ranges: 1.1% for AGIs below $25k, 0.3% for AGIs $25k-50k, 0.8% for AGIs $50k-75k, 0.9% for AGIs $75k-100k, 0.8% for AGIs $100k-200k)
Net capital gain/loss in AGI: +$3,861 (reported on 9.5% of returns)
Here:
+$3,861
State:
+$14,830
(% of AGI for various income ranges: 0.6% for AGIs $75k-100k, 1.9% for AGIs $100k-200k)
Profit/loss from business: +$8,437 (reported on 14.3% of returns)
Here:
+$8,437
State:
+$12,606
(% of AGI for various income ranges: 5.1% for AGIs below $25k, 4.3% for AGIs $25k-50k, 4.2% for AGIs $50k-75k, 0.7% for AGIs $75k-100k, 0.9% for AGIs $100k-200k)
Taxable individual retirement arrangement distribution: $11,435 (reported on 10.6% of returns)
21830:
$11,435
Maryland:
$17,065
(% of AGI for various income ranges: 3.2% for AGIs below $25k, 2.0% for AGIs $25k-50k, 1.7% for AGIs $50k-75k, 2.1% for AGIs $75k-100k, 3.4% for AGIs $100k-200k)
Total itemized deductions: $21,169 (23% of AGI, reported on 40.7% of returns)
Here:
$21,169
State:
$27,886
Here:
23.5% of AGI
State:
22.8% of AGI
(% of AGI for various income ranges: 10.1% for AGIs below $25k, 10.8% for AGIs $25k-50k, 16.3% for AGIs $50k-75k, 16.8% for AGIs $75k-100k, 18.4% for AGIs $100k-200k, 19.8% for AGIs over 200k)
Charity contributions: $3,184 (reported on 32.8% of returns)
Here:
$3,184
State:
$4,452
(% of AGI for various income ranges: 1.1% for AGIs below $25k, 1.6% for AGIs $25k-50k, 1.6% for AGIs $50k-75k, 2.0% for AGIs $75k-100k, 2.6% for AGIs $100k-200k, 1.9% for AGIs over 200k)
Taxes paid: $8,175 (reported on 40.2% of returns)
21830:
$8,175
State:
$11,690
(% of AGI for various income ranges: 1.3% for AGIs below $25k, 3.2% for AGIs $25k-50k, 5.3% for AGIs $50k-75k, 6.4% for AGIs $75k-100k, 8.3% for AGIs $100k-200k, 8.8% for AGIs over 200k)
Earned income credit: $2,121 (reported on 15.3% of returns)
Here:
$2,121
State:
$2,199
(% of AGI for various income ranges: 5.6% for AGIs below $25k, 0.9% for AGIs $25k-50k)
Percentage of individuals using paid preparers for their 2012 taxes: 50.3%
Here:
50%
State:
52%
(% for various income ranges: 44.1% for AGIs below $25k, 44.4% for AGIs $25k-50k, 56.7% for AGIs $50k-75k, 57.1% for AGIs $75k-100k, 59.1% for AGIs $100k-200k, 100.0% for AGIs over 200k)
Averages for the 2004 tax year for zip code 21830, filed in 2005:
Average Adjusted Gross Income (AGI) in 2004: $44,384 (Individual Income Tax Returns)
Here:
$44,384
State:
$60,339
Salary/wage: $40,343 (reported on 88.1% of returns)
Here:
$40,343
State:
$52,211
(% of AGI for various income ranges: 139.9% for AGIs below $10k, 79.1% for AGIs $10k-25k, 82.6% for AGIs $25k-50k, 80.0% for AGIs $50k-75k, 86.8% for AGIs $75k-100k, 69.9% for AGIs over 100k)
Taxable interest for individuals: $1,047 (reported on 43.9% of returns)
This zip code:
$1,047
Maryland:
$1,701
(% of AGI for various income ranges: 6.8% for AGIs below $10k, 1.8% for AGIs $10k-25k, 1.3% for AGIs $25k-50k, 1.3% for AGIs $50k-75k, 0.4% for AGIs $75k-100k, 0.6% for AGIs over 100k)
Taxable dividends: $1,018 (reported on 18.4% of returns)
Here:
$1,018
State:
$4,235
(% of AGI for various income ranges: 2.5% for AGIs below $10k, 1.1% for AGIs $10k-25k, 0.2% for AGIs $25k-50k, 0.5% for AGIs $50k-75k, 0.2% for AGIs $75k-100k, 0.3% for AGIs over 100k)
Net capital gain/loss: +$11,271 (reported on 14.0% of returns)
Here:
+$11,271
State:
+$15,888
(% of AGI for various income ranges: -0.9% for AGIs below $10k, 1.8% for AGIs $10k-25k, 0.7% for AGIs $25k-50k, 1.4% for AGIs $50k-75k, 0.4% for AGIs $75k-100k, 11.5% for AGIs over 100k)
Profit/loss from business: +$9,489 (reported on 16.0% of returns)
Here:
+$9,489
State:
+$12,221
(% of AGI for various income ranges: 7.8% for AGIs below $10k, 5.4% for AGIs $10k-25k, 3.7% for AGIs $25k-50k, 3.5% for AGIs $50k-75k, 1.7% for AGIs $75k-100k, 3.5% for AGIs over 100k)
IRA payment deduction: $2,878 (reported on 2.3% of returns)
21830:
$2,878
Maryland:
$2,968
Total itemized deductions: $16,442 (23% of AGI, reported on 45.2% of returns)
Here:
$16,442
State:
$22,960
Here:
23.3% of AGI
State:
23.3% of AGI
(% of AGI for various income ranges: 9.9% for AGIs below $10k, 9.1% for AGIs $10k-25k, 16.1% for AGIs $25k-50k, 18.2% for AGIs $50k-75k, 20.0% for AGIs $75k-100k, 16.4% for AGIs over 100k)
Charity contributions deductions: $2,763 (4% of AGI, reported on 39.4% of returns)
Here:
$2,763
State:
$4,031
Here:
3.8% of AGI
State:
3.9% of AGI
(% of AGI for various income ranges: 1.1% for AGIs $10k-25k, 1.7% for AGIs $25k-50k, 2.6% for AGIs $50k-75k, 2.6% for AGIs $75k-100k, 3.5% for AGIs over 100k)
Total tax: $5,228 (reported on 79.8% of returns)
21830:
$5,228
State:
$10,167
(% of AGI for various income ranges: 3.9% for AGIs below $10k, 4.0% for AGIs $10k-25k, 6.9% for AGIs $25k-50k, 8.0% for AGIs $50k-75k, 9.1% for AGIs $75k-100k, 15.3% for AGIs over 100k)
Earned income credit: $1,739 (reported on 13.3% of returns)
Here:
$1,739
State:
$1,700
Percentage of individuals using paid preparers for their 2004 taxes: 55.8%
Here:
56%
State:
55%
(% for various income ranges: 46.2% for AGIs below $10k, 51.3% for AGIs $10k-25k, 54.1% for AGIs $25k-50k, 67.0% for AGIs $50k-75k, 58.8% for AGIs $75k-100k, 66.2% for AGIs over 100k)
Likely homosexual households (counted as self-reported same-sex unmarried-partner households)
Lesbian couples: 0.0% of all households
Gay men: 0.2% of all households
Household received Food Stamps/SNAP in the past 12 months: 230 Household did not receive Food Stamps/SNAP in the past 12 months: 1,575
Women who had a birth in the past 12 months: 54 (46 now married, 7 unmarried) Women who did not have a birth in the past 12 months: 1,245 (618 now married, 627 unmarried)
Housing units in zip code 21830 with a mortgage: 1,008 (159 second mortgage, 2 home equity loan, 148 both second mortgage and home equity loan) Houses without a mortgage: 87
Median monthly owner costs for units with a mortgage: $1,677 Median monthly owner costs for units without a mortgage: $582
Residents with income below the poverty level in 2022:
This zip code:
6.0%
Whole state:
9.6%
Residents with income below 50% of the poverty level in 2022:
This zip code:
2.6%
Whole state:
4.7%
Median number of rooms in houses and condos:
Here:
6.5
State:
7.3
Median number of rooms in apartments:
Here:
5.7
State:
4.2
Notable locations in this zip code not listed on our city pages
Notable locations in zip code 21830: Cherrywalk (A), Rockawalking (B), Bennett Farms Garden Center (C), Allanbank Nursery (D), Rockawalkin Community Center (E), Chesapeake Fire Museum (F), Wicomico County Volunteer Fire Station Number 5 (G), Rockawalking Community Hall (H), Hebron Town Hall (I), Hebron Volunteer Fire Department (J). Display/hide their locations on the map
Churches in zip code 21830 include: Saint Pauls Episcopal Church (A), Saint Luke United Methodist Church (B), Rockawalking Church (C), Nelson Memorial Methodist Church (D), Saint Pauls United Methodist Church (E). Display/hide their locations on the map
Streams, rivers, and creeks: Manumsco Creek (A), Quantico Creek (B), Porter Mill Creek (C), Peters Creek (D), Little Creek (E), Jerrys Drain (F). Display/hide their locations on the map
746 married couples with children.
231 single-parent households (29 men, 202 women).
96.6% of residents of 21830 zip code speak English at home.
2.0% of residents speak Spanish at home (73% very well, 27% not well).
Foreign born population: 83 (1.7%) (57.8% of them are naturalized citizens)
This zip code:
1.7%
Whole state:
16.7%
54%Poland
25%Guyana
13%Latvia
5%Sweden
5%United Kingdom, excluding England and Scotland
2%Thailand
34%American
19%English
8%Irish
6%German
2%European
2%Romanian
2%Italian
Year of entry for the foreign-born population
02010 or later
322000 to 2009
261990 to 1999
70Before 1990
Facilities with environmental interests located in this zip code:
LONG LIFE TREATED WOOD INCORPORATED (8150 OLD RAILROAD ROAD in HEBRON, MD)
AIR MINOR (AIRS/AFS) STATE MASTER (Maryland Permits tracking) - NPDES STORMWATER PERMIT Small Quantity Generators, between 100 kg and 1000 kg of hazardous waste/month (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification TRI REPORTER (Tracking of toxic chemicals releasing facilities) Business SIC classification: WOOD PRESERVING Organizations: OPERNAME (CONTACT/OPERATOR)
MOORE S T & COMPANY INCORPORATED (BOX 33 ROUTE 1 in HEBRON, MD)
AIR MINOR (AIRS/AFS) STATE MASTER (Maryland Air Emissions Database) - AIR MINOR Business SIC classification: FISH AND SEAFOODS
MACHINING TECHNOLOGIES INC (27120 OCEAN GATEWAY in HEBRON, MD)
STATE MASTER (Maryland Permits tracking) - GROUND WATER PROGRAM Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification Business SIC classification: SHEET METALWORK Organizations: RAFAEL S CORREA (CONTACT/OWNER)
Alternative names: MATECH
MERCK FARMS (QUANTICO ROAD in HEBRON, MD)
AIR MINOR (AIRS/AFS) Small Quantity Generators, between 100 kg and 1000 kg of hazardous waste/month (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification Business SIC classification: BROILER, FRYER, AND ROASTER CHICKENS Organizations: OPERNAME (CONTACT/OPERATOR)
, MERCK & CO INC (CONTACT/OWNER)
Alternative names: MERCK FARMS INC MARYLAND
BOUNDS PHILLIPS INC. (WALNUT STREET in HEBRON, MD)
AIR MINOR (AIRS/AFS) Business SIC classification: CROP PREPARATION SERVICES FOR MARKET, EXCEPT COTTON GINNING
BRADFORD ENTERPRISES - TEMPORARY PLT (RAILROAD AVENUE in HEBRON, MD)
AIR MINOR (AIRS/AFS) Business SIC classification: WRECKING AND DEMOLITION WORK
M.D.A. ANIMAL HEALTH DIAG. LAB. (QUANTICO ROAD in SALISBURY, MD)
AIR MINOR (AIRS/AFS) Business SIC classification: VETERINARY SERVICES FOR ANIMAL SPECIALTIES Alternative names: MDA ANIMAL HEALTH, MDA ANIMAL HEALTH DIAGNOSTICS LAB
B & H COATING ING (25862 PORTERMILL RD in HEBRON, MD)
Conditionally Exempt Small Quantity Generators, less than 100 kg/month of hazardous waste (Resource Conservation and Recovery Act (tracking hazardous waste)) - notification Organizations: BETTY HALL (CONTACT/OWNER)
54.9%Electricity
22.9%Bottled, tank, or LP gas
8.7%Fuel oil, kerosene, etc.
5.2%Solar energy
3.9%Utility gas
3.6%Wood
0.9%Other fuel
Population in 1990: 2,415. Population change in the 1990s: +676 (+28.0%).
Place of birth for U.S.-born residents:
This state: 3,346
Northeast: 501
Midwest: 105
South: 531
West: 186
52% of the 21830 zip code residents lived in the same house 5 years ago. Out of people who lived in different houses, 65% lived in this county. Out of people who lived in different counties, 50% lived in Maryland.
91% of the 21830 zip code residents lived in the same house 1 year ago. Out of people who lived in different houses, 61% moved from this county. Out of people who lived in different houses, 38% moved from different county within same state. Out of people who lived in different houses, 0% moved from different state.
Private vs. public school enrollment:
Students in private schools in grades 1 to 8 (elementary and middle school): 46
Here:
8.2%
Maryland:
15.2%
Students in private schools in grades 9 to 12 (high school): 26
Here:
7.1%
Maryland:
14.4%
Students in private undergraduate colleges:
Here:
0.0%
Maryland:
20.2%
Occupation by median earnings in the past 12 months ($)
239,474Computer and mathematical occupations
93,489Management occupations
89,827Health diagnosing and treating practitioners and other technical occupations
88,427Health technologists and technicians
85,393Farming, fishing, and forestry occupations
78,326Installation, maintenance, and repair occupations
Companies with federal contracts located in this zip code:
MACHINING TECHNOLOGIES INC (27120 OCEAN GTWY in HEBRON, MD; small business) : $65,714,514 in 157 contractsfrom 2000 to 2006
Contracts for Guns, through 30 mm, Miscellaneous Weapons, Land Mines, Guns, over 30 mm up to 75 mm, and moreby Army, Defense Logistics Agency Signed by year:2000: $3,045,806; 2001: $9,719,558; 2002: $6,748,391; 2003: $11,663,421; 2004: $15,899,612; 2005: $13,403,971; 2006: $5,233,755.
Biggest contracts:
$4,429,028 with Army for Guns, through 30 mm. Signed on 2004-12-13. Completion date: 2005-12-31.
$4,213,857 with Army for Miscellaneous Weapons. Signed on 2005-02-15. Completion date: 2006-04-28.
$2,595,236 with Army for Guns, through 30 mm. Signed on 2004-03-30. Completion date: 2005-06-30.
$2,296,204 with Army for Miscellaneous Weapons. Signed on 2002-06-27. Completion date: 2004-07-30.
POTOMAC FIRE EQUIPMENT COMPANY (27013 LILLIAN STREET in HEBRON, MD; small business)
$11,168 with Army for Maintenance, Repair and Rebuilding of Equipment -- Fire Fighting, Rescue, and Safety Equipment; and Environmental Protection Equipment and Materials. Signed on 2001-09-28. Completion date: 2001-09-14.
Top industries in this zip code by the number of employees in 2005:
2002 - 2018 National Fire Incident Reporting System (NFIRS) incidents
According to the data from the years 2002 - 2018 the average number of fire incidents per year is 33. The highest number of fire incidents - 64 took place in 2011, and the least - 11 in 2005. The data has a growing trend.
When looking into fire subcategories, the most incidents belonged to: Structure Fires (54.9%), and Outside Fires (27.3%).
Fire incident types reported to NFIRS in Zip Code 21830