21 Running Brook Dr
Killingworth, CT 06419
4 bd 4 ba 3,581 sqft Built 1988 Lot 95,832 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $287,840 | $95,200 | $383,040 | $10,043 |
| 2023 | $287,840 | $95,200 | $383,040 | $8,990 |
| 2022 | $287,490 | $95,200 | $382,690 | $8,886 |
| 2021 | $257,340 | $105,690 | $363,030 | $9,700 |
| 2020 | $257,340 | $105,690 | $363,030 | $9,700 |
| 2018 | $257,340 | $105,690 | $363,030 | $9,972 |
| 2017 | $257,340 | $105,690 | $363,030 | $9,972 |
| 2016 | $192,800 | $159,070 | $351,870 | $9,110 |
| 2015 | $192,800 | $159,070 | $351,870 | $8,878 |
| 2013 | $192,800 | $159,070 | $351,870 | $8,631 |
| 2006 | $226,670 | $85,050 | $311,720 | $8,613 |
| 2005 | $226,670 | $85,050 | $311,720 | $8,301 |
| 2003 | $226,600 | $85,100 | $311,700 | $7,200 |
Property facts
Year built
1988
Property type
single_family
Stories
—
Beds
4
Baths
4
Living area
3,581 sqft
Lot size
95,832 sqft
ZIP code
06419
City
Killingworth
Street
Running Brook Dr
Coordinates
41.33706, -72.60522
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Running Brook Dr last sell?
No public-record sale is on file for 21 Running Brook Dr.
What is the current tax assessment for 21 Running Brook Dr?
The most recent total assessment for 21 Running Brook Dr (year 2025) is $383,040 with $10,043 in property tax.
When was 21 Running Brook Dr built?
21 Running Brook Dr was built in 1988.
How does 21 Running Brook Dr compare to others on Running Brook Dr?
We track 7 other properties on Running Brook Dr. Browse the list under "Other properties on Running Brook Dr" to compare beds, baths, and sale history.
What are the property facts for 21 Running Brook Dr?
21 Running Brook Dr is a 4 bed, 4 bath, 3,581 sqft, 95,832 sqft lot single_family.
Is 21 Running Brook Dr a flip candidate?
No — 21 Running Brook Dr does not appear in our flips dataset.
Is 21 Running Brook Dr a tax-appeal candidate?
No — 21 Running Brook Dr is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+10.4%
Implied 1-yr
+41.6%
2026 Q2
$1.05M
2026 Q3
$1.05M
ZIP 06419 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Running Brook Dr