1977 Porsche 911 Targa (G-Series) Market Value & Price History
The 1977 Porsche 911 Targa (G-Series) has a current market value of $98,800, based on 5 verified auction sales tracked by DriveIndex, with sold prices ranging from $45,000 to $134,400. 3 have sold in the past 12 months.
Data: DriveIndex. 5 verified auction sales for the 1977 Porsche 911 Targa (G-Series), latest sale Aug 14, 2026. Methodology
1977 Porsche 911 Targa (G-Series) Specifications
It carried an original MSRP of $13,845.
Unlock the DriveIndex Value Signal to see whether this car is appreciating, stable, or depreciating, its projected value over the next 1–5 years, and the best months to buy and sell.
Open the 911 Targa on DriveIndex →Recent 1977 Porsche 911 Targa (G-Series) Auction Results
| Sold | Price | Mileage |
|---|---|---|
| Aug 14, 2026 | $134,400 | 30,757 mi |
| Feb 14, 2026 | $76,000 | 19,000 mi |
| Sep 6, 2025 | 19,750 GBP | 150,000 mi |
| Aug 14, 2025 | $103,600 | 163,150 mi |
| Mar 30, 2025 | $72,001 | 147,265 mi |
| Dec 22, 2024 | $45,000 | 78,000 mi |
| Jul 3, 2022 | 54,050 CHF | — |
| Jun 3, 2020 | 36,300 EUR | — |
Verified results from the world's leading collector-car auction houses and marketplaces.
All Porsche 911 Targa auction results →See the full picture on the 1977 Porsche 911 Targa (G-Series)
Browsing is free. Upgrade to unlock the proprietary Value Signal™, projections, and the tools collectors use to buy and sell at the right time.
- Full Value Signal™ + confidence: appreciating, stable, or depreciating
- 1–5 year price projections
- Complete sales & listings feed + up to 10 yrs of history
- Analyst notes & compare up to 4 cars
- Price & custom alerts (make, color, options)
- Portfolio tracker (garage) + analytics
- Everything in Pro, plus:
- Portfolio Outlook (a hold/sell call for every car you own)
- Watchlist Intelligence (act-now calls on the cars you follow)
- Head-to-Head Verdict (compare cars, the data crowns the buy)
- Market Deal Radar (every live ask under market value, catalog-wide)
- Buy / Hold / Sell recommendation per car
- Best & worst months to buy and sell
- What each option adds to the price + separate manual vs automatic values
- Listing analyzer with fair-value deal scores
- Rad’s Market Update (his picks & price targets)
- Request any car added within 7 days
Porsche 911 Targa by Year
1977 Porsche 911 Targa (G-Series): Frequently Asked Questions
How much is a 1977 Porsche 911 Targa (G-Series) worth?
The 1977 Porsche 911 Targa (G-Series) has a market value of approximately $98,800, based on 5 verified auction sales. Recent examples have sold between $45,000 and $134,400.
How many 1977 Porsche 911 Targa (G-Series) sell per year?
3 have sold at auction in the past 12 months. DriveIndex has tracked 8 sales in total.
Is the 1977 Porsche 911 Targa (G-Series) appreciating or depreciating?
There aren't yet enough recent sales to compute a reliable 12-month price direction for the 1977 Porsche 911 Targa (G-Series). For the full Value Signal classification (appreciating, stable, bottomed, or depreciating) and its 1–5 year projection, open the 1977 Porsche 911 Targa (G-Series) on DriveIndex.
Where can I buy a 1977 Porsche 911 Targa (G-Series)?
DriveIndex tracks for-sale listings and auction results for the 1977 Porsche 911 Targa (G-Series) from the world's leading collector-car auction houses and marketplaces.
More Porsche Models
All Porsche models →Collections Featuring Porsche
Get its live Value Signal, 1–5 year projection, the best months to buy and sell, and instant alerts when a new one lists or sells. Free to start.
Sign up free →