21704 Frederick
130 active listings out of 8.5K total properties we track in ZIP 21704 (Frederick, MD) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
Download Frederick 21704 property data
8,435 property records for ZIP 21704 — address, beds/baths, sqft, year built, status, list and last-sale price, price and tax history. Parquet or CSV.
Monthly snapshot · 910 KB Parquet · CSV (1.5 MB)
Records keep changing after a snapshot is compiled.
Rebuilt every day · same columns, same file layout
While you're here, take in the bigger picture — maps below show Maryland (statewide), not just 21704. Same company, same dataset, different resolution.
- Tracked
- 8.5K
- Active
- 130
- Median list
- $612K
- Sales (12mo)
- 226
- Tracked
- 8.5K
- Active
- 130
- Median list
- $612K
- Sales (12mo)
- 226
- Tracked
- 8.5K
- Active
- 130
- Median list
- $612K
- Sales (12mo)
- 226
- Tracked
- 8.5K
- Active
- 130
- Median list
- $612K
- Sales (12mo)
- 226
- Tracked
- 8.5K
- Active
- 130
- Median list
- $612K
- Sales (12mo)
- 226
Inventory breakdown
Distribution of the 130 currently-active listings in ZIP 21704. Full dataset covers 8.5K properties — listings, off-market homes, rentals, and full history.
Get Frederick 21704 data in your app
GET https://api.straply.com/v1/markets/zip/21704
Authorization: Bearer $STRAPLY_KEY{
"zip": "21704",
"total_tracked": 8453,
"active": 130,
"median_list": 612450
}Nearby ZIP codes
Other Maryland ZIPs within a short drive of 21704.
ZIP 21704 · Frederick, MD real estate: market summary
As of November 2026, Straply tracks 8,453 homes in ZIP 21704 (Frederick, MD), with 130 active for sale at a median list price of $612,450 (~$246/sq ft). Notably, it skews heavily toward new construction — 88% of homes were built after 1980, and 2,094 since 2020.
- Median list price
- $612,450
- Median $/sq ft
- $246
- Active listings
- 130
- Median sale price
- $620,000 (+1% YoY)
- Properties tracked
- 8,453
Frequently asked: ZIP 21704 · Frederick, MD real estate
What is the median home price in ZIP 21704?
The median list price in ZIP 21704 (Frederick, MD) is $612,450 (about $246 per square foot), based on 130 active listings tracked by Straply as of November 2026.
What price range are homes in ZIP 21704?
Active listings in ZIP 21704 (Frederick, MD) concentrate in: 45% $500k–$750k and 21% $750k–$1m.
Are home prices in ZIP 21704 going up or down?
The median sale price is $620,000, up 1% year over year. Straply tracked 226 sales here over the past 12 months.
How many homes are for sale in ZIP 21704?
Straply is tracking 130 active listings in ZIP 21704 (Frederick, MD) out of 8,453 properties on record as of November 2026.
How old are the homes in ZIP 21704?
Most homes in ZIP 21704 (Frederick, MD) were built in the 2000s. About 88% were built after 1980. The newest tracked home dates to 2026.
What types of homes are in ZIP 21704?
ZIP 21704 (Frederick, MD) is mostly townhouses (46% of listings). Also common: single-family homes 45%, condos 6%.
How many bedrooms do homes in ZIP 21704 typically have?
The most common size in ZIP 21704 (Frederick, MD) is 3 bd.
What areas are near ZIP 21704?
Nearby markets Straply also tracks include Ijamsville 21754, Buckeystown 21717, Monrovia 21770, New Market 21774.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.