21117 Property Tax Rate
Owings Mills, Maryland · Part of Baltimore County
Effective Tax Rate
1.14%
6.1% above state avgMedian Annual Tax
$4,217
$351/mo escrow
Estimate Your Tax
Annual Tax
$4,217
Monthly
$351
Eff. Rate
1.14%
Buyer decision brief
What ZIP 21117 means for your housing budget
Use this ZIP page to compare recurring tax burden before you compare listing prices. The numbers below are Census ZCTA estimates, so they are strongest for neighborhood comparison and weakest for parcel-specific tax planning.
Monthly escrow signal
$351/mo
Based on median annual tax paid
State context
0.17 percentage points above the Maryland average
Maryland average: 0.96%
Data confidence
High confidenceThe Census margin of error is $167, about 4% of the median tax estimate.
Verify before you offer
- Confirm parcel assessed value with Baltimore County assessor.
- Check homestead, senior, veteran, and disability exemptions.
- Ask whether purchase triggers reassessment or value-cap reset.
- Review school district and special assessment boundaries.
Lower-rate similar ZIPs
This is informational content, not tax, legal, or mortgage advice. Local assessor records remain the source of truth for a specific property.
Data confidence ledger
Can you trust ZIP 21117 for comparison?
ACS vintage
2019-2023 ACS 5-Year Estimates
Five-year Census ZCTA estimates.
ZCTA caveat
Census area, not parcel boundary
USPS ZIP routes and taxing districts can differ inside the same area.
Field completeness
3/3 required fields
Median tax, home value, and derived rate are present.
MOE status
Strong ACS confidence
$167 tax MOE, 4% of the median tax estimate.
Last site refresh
March 10, 2026
Dataset and page-quality audit run locally before publication.
County fallback
County context only
Baltimore County is used for assessor verification and broader context.
Tax bill anatomy
What can change your actual bill in ZIP 21117
Use the ZIP estimate to compare neighborhoods, then verify these parcel-level inputs before relying on a payment estimate.
Assessed value
The ZCTA median home value is $370,700, but your bill starts with the local assessed value for a specific parcel.
Effective rate
The displayed rate is 1.14%, derived from median tax paid divided by median home value.
Exemptions
Homestead, senior, veteran, disability, and local exemptions can reduce taxable value. Confirm eligibility before estimating escrow.
Reassessment
A purchase can change assessed value depending on Maryland and county rules. Ask how sale price affects the next assessment cycle.
Escrow impact
The median tax paid in this ZCTA equals about $351 per month before insurance, HOA dues, or special assessments.
Assessor verification
Baltimore County assessor or tax collector records are the source of truth for parcel taxes, appeal windows, and exemptions.
How ZIP 21117 Compares
Median Annual Property Tax
ZIP 21117
1.14%
Effective rate
Maryland Avg
0.96%
Effective rate
National Avg
1.10%
Effective rate
State Ranking
Property Tax Rank in Maryland
Higher than 82% of ZIP codes in Maryland(82th percentile, 423 ZIPs compared)
Property Tax Analysis
Property Tax Insights for ZIP 21117
Property owners in ZIP code 21117 (Owings Mills, Maryland) pay a median of $4,217/year in property taxes on homes valued at $370,700. This translates to an effective tax rate of 1.14%, which is 18% above the Maryland state average of 0.96%.
The monthly property tax burden for a median-valued home in 21117 is approximately $351, which factors into escrow payments on mortgages. This ZIP code is located within Baltimore County. This is $243 more than the Maryland average of $3,974/year.
Compared to similar ZIP codes in Maryland, 21117 has higher property taxes. ZIP codes with similar effective rates include 21227 (1.14%) and 21530 (1.14%).
In Owings Mills, property taxes represent approximately 4.2% of the median household income of $100,934, providing context for the relative tax burden on homeowners in this area.
If you're considering purchasing a home in 21117, keep in mind that property taxes are based on the assessed value assigned by the local assessor, which may differ from the purchase price. In some states, properties are reassessed at or near the sale price upon transfer of ownership. For the most current tax information for a specific property, consult Baltimore County's tax assessor directly.
Frequently Asked Questions
What is the property tax rate in ZIP code 21117?
How much are property taxes in Owings Mills, MD (21117)?
How does ZIP 21117 compare to the Maryland average?
What is the median home value in ZIP 21117?
What county is ZIP code 21117 in?
Margin of Error
The median property tax estimate for this ZIP code has a margin of error of ±$167. ZCTA-level data has wider margins than county-level estimates due to smaller sample sizes.
County-Level Data
ZIP code 21117 is part of Baltimore County, Maryland. View the full county profile for broader context and more data.
View Baltimore County on TaxByCounty →Why compare these ZIPs?
Better comparison set for ZIP 21117
Each ZIP highlights a homebuyer tradeoff: lower rate, stronger value context, shared county rules, city boundary changes, or nearby missing data.
21071
Glyndon, MD
0.54 percentage points lower than ZIP 21117.
Rate
0.60%
Tax
$2,722
Quality
67
21153
Stevenson, MD
0.39 percentage points lower than ZIP 21117.
Rate
0.75%
Tax
$7,422
Quality
71
21156
Upper Falls, MD
0.34 percentage points lower than ZIP 21117.
Rate
0.79%
Tax
$3,865
Quality
77
21013
Baldwin, MD
0.30 percentage points lower than ZIP 21117.
Rate
0.83%
Tax
$4,820
Quality
82
21120
Parkton, MD
0.30 percentage points lower than ZIP 21117.
Rate
0.84%
Tax
$4,623
Quality
82
21155
Upperco, MD
0.29 percentage points lower than ZIP 21117.
Rate
0.85%
Tax
$4,571
Quality
82
21057
Glen Arm, MD
0.28 percentage points lower than ZIP 21117.
Rate
0.86%
Tax
$5,225
Quality
82
21087
Kingsville, MD
0.26 percentage points lower than ZIP 21117.
Rate
0.88%
Tax
$4,457
Quality
82
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates (ZCTA level). ZIP Code Tabulation Areas (ZCTAs) are Census approximations of USPS ZIP codes.
Estimates are informational only and should not be used as financial or legal advice.