LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|
Property-class scope

The story of this market

The typical home in ZIP 21784 sells for about $567,450, or $215 per square foot.

Prices are up +4.2% from a year ago, so sellers still have some momentum. Homes take about 32 days to sell. HUD's fair market rent for a two-bedroom is $1,739 a month.

ZIP market report · consumer edition · quarterly refresh
Track this ZIP

ZIP 21784 — Sykesville

Carroll County →refreshed Sep 29, 20262 cycles retainednext refresh Oct 29, 2026
Market mood · optimistic

The 21784 housing market remains robust, characterized by low inventory and steady price appreciation. High demand from families and professionals, combined with limited new construction, continues to drive competitive conditions. Most figures are sourced from recent Census and market data; some specific metrics like exact monthly sales counts are preliminary.

Who this ZIP fits

This ZIP is ideal for families and professionals seeking a suburban lifestyle with high-quality schools and access to regional employment hubs in Baltimore and Howard County.

Parent geography
Sykesville · no city intel reportHoward County →Maryland state →
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 145.4 km²Water area · 5.3 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$567,450
+4.2% year over year
Divergent · 18.7% from published 2024 series — validation case open, publishes pending verdict
Days on market
32 days
Active listings
115
Listings with price cuts
18%
share of active listings
Sale-to-list ratio
99.2%
of asking price
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
80
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
71
Growth/100

Median prices moved up 4.2% year over year.

83
Liquidity/100

Homes spend a median of 32 days on market with 2.5 months of supply — a fast-moving market.

73
Momentum/100

18% of listings have cut prices · homes sell at 99.2% of asking — demand is running ahead of supply.

94
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 3.7% · poverty 4.4% — a stable, low-distress profile.

Median price · ten-year history

Researched annual trajectory for this ZIP, from published historical series

2015201620172018201920202021202220232024202520272029$300,000$375,000$450,000$525,000$600,000

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 4.4%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Property tax · ten-year history

Median annual property tax paid on this ZIP's residential parcels

2015201620172018201920202021202220232024202520272029$3,200$4,000$4,800$5,600$6,400

Solid: researched ten-year history · dotted: 1 / 3 / 5-year projection extended from the historical 4.3%/yr trend — a deterministic estimate, not a published forecast or guarantee.

Census trends · population flowsACS 2019-2023 5-year estimates
Population change
+0.8%

versus the prior ACS vintage

Net migration
+120 people

net influx — more people moved in than out

Population base
39,258

ZCTA 21784, Carroll County MD

Area context
Crime & safety

Crime rates in the Eldersburg/Sykesville area are generally reported as lower than the Maryland state average, with property crime being the primary concern in this suburban setting.

Schools & education

The area is served by the Carroll County Public Schools system, which is consistently highly rated within the state for academic performance and student outcomes.

Environmental & hazard

The region faces moderate risks from severe thunderstorms and occasional winter weather events; flood risk is localized to specific low-lying areas near the Patapsco River.

Growth & development

Economic momentum is driven by its proximity to the Baltimore-Washington corridor, with significant residential development and a mix of local retail and professional services.

Taxation

Composed from the ARED governance burden registry — tier-native tax structure (state + county + city + special districts), never averaged. State (Maryland) — Maryland Real Property Assessment and Taxation: Property is assessed at its phased-in use value. The tax is calculated by multiplying the assessed value by the applicable state and local tax rates.

Transportation & commute

Residents primarily commute by car toward Baltimore or the I-70 corridor, with average commute times reflecting the suburban nature of the area.

Recreation & amenities

The area features extensive access to Liberty Reservoir, Patapsco Valley State Park, and various local community parks, trails, and golf courses.

Rental market

The rental market is characterized by low vacancy rates and steady demand, with limited multi-family inventory compared to single-family rentals.

Economy & employers

The local economy is supported by a mix of retail, healthcare, and professional services, with many residents commuting to larger employment centers in the Baltimore-Washington metro area.

Transportation & infrastructure

Transportation is heavily reliant on private vehicles, with major access via MD-32 and MD-26; public transit options are limited.

Development pipeline

Development is primarily focused on infill residential projects and small-scale commercial expansion along major highway corridors.

County appraisal district

The Carroll County assessment office conducts triennial property assessments for tax purposes.

Special districts

Parcels are served by the Carroll County Public Schools district and local utility providers.

Insurance & hazard market

Property insurance premiums are stable, though homeowners should account for regional weather-related risks.

Discovery profileACS 2019-2023 5-year estimates
Census profile · ZCTA 21784, Carroll County MD
Population
39,258
Median age
38.9 yrs
Owner-occupancy
85.2%
Median home value
$478,200
Median gross rent
$1,850
Median household income
$141,228
Median year built
1986
Vacancy rate
3.1%
Renter share
14.8%
Owner cost burden
22.5%
Renter cost burden
35.2%
Population change
+0.8%
Net migration
120
Work-from-home share
28.5%
Mean commute
38.5 min
Bachelor's or higher
42.1%
Unemployment
3.7%
Poverty rate
4.4%
Avg household size
2.85
White
88.5%
Black or African American
3.2%
Asian
2.8%
Hispanic or Latino
4.5%
Other
1%

Data retrieved from data.census.gov ZCTA 21784 profile.

Public schools with an address here · 2

Public schools whose reported address is in this area (NCES). Not attendance boundaries — schools that serve residents may sit outside it. Check the district's address locator for assignment.

Liberty High SchoolHigh8/10Carroll County Public SchoolsHighly rated school serving the Eldersburg area.
Eldersburg ElementaryElementary7/10Carroll County Public SchoolsStrong community-focused elementary school.
School districts
Carroll County Public SchoolsA-Large district serving the entire county with consistent performance.
Utilities & services
ElectricBGEPrimary provider for the region.
InternetXfinity/VerizonBroadband availability is widespread.
Major employers & industries
Carroll County GovernmentPublic AdministrationMajor regional employer.
Carroll Hospital CenterHealthcareSignificant regional healthcare provider.
Major amenities · ZIP 21784
Theme, amusement & water parks
19 · 20 mi
Entertainment venues, stadiums & amphitheaters
17 · 20 mi
Family fun & things to do
20+ · 13 mi
Museums, galleries & history
17 · 20 mi
Parks, trails & nature
18 · 13 mi
Shopping & dining districts
12 · 13 mi

Theme parks, venues, golf, airports, museums, water and shopping across the area from Google Maps, ranked by popularity within the radius shown.

Amenities & attractions2 retained amenities
Inside this ZIP
Liberty Reservoir
Waterfront/Recreation

Large reservoir offering fishing, hiking, and scenic views.

Patapsco Valley State Park
Park

Extensive state park system with trails and outdoor activities.

Sources · 4 cited

Key-figure check: median price diverges 15.7% from the nearest retained anchor (prior refresh cycle) — beyond the 12.5% tolerance; an automated validation case is open and the value publishes pending its verdict. Validation: the flagged $478,200 (-15.7% vs the prior refresh cycle) failed independent re-validation and was reverted to the prior cycle value; the case is under review in the Command Center.